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    5,000 restful pekerjaan ditemukan

    ...individu. Keamanan dan Aksesibilitas Hak akses berbasis peran untuk memastikan keamanan data. Desain responsif untuk diakses dari berbagai perangkat, termasuk smartphone. Teknologi yang Digunakan: Frontend: React.js atau Vue.js untuk antarmuka pengguna yang dinamis. Backend: Laravel atau CodeIgniter untuk manajemen data dan logika bisnis. Database: MySQL atau PostgreSQL untuk penyimpanan data. API: RESTful API untuk integrasi dengan sistem lain. Manfaat Proyek: Menghemat waktu dalam proses manual pengajuan dan persetujuan. Transparansi dan akuntabilitas dalam pelaporan perjalanan dinas. Pengelolaan anggaran yang lebih efisien. Target Pengguna: Tim HR dan Administrasi. Manajer atau atasan yang berwenang memberikan persetujuan. Karyawan yang melakukan perjalanan dinas. Aplikasi...

    $411 Average bid
    $411 Rata-rata
    9 penawaran

    ...responsif dan interaktif. Untuk sisi antarmuka, saya telah memutuskan memakai Vue.js agar tampilan terasa gesit di desktop maupun perangkat seluler. Di sisi server, saya ingin struktur yang rapi dengan Laravel, sementara penyimpanan data akan menggunakan MySQL. Ruang lingkup yang saya butuhkan: • Membangun komponen Vue.js dengan state management yang bersih serta routing yang mulus. • Membuat RESTful API di Laravel (jika GraphQL lebih efisien untuk sebagian endpoint, saya terbuka mendiskusikannya). • Merancang skema MySQL, menuliskan migration, seeding, dan query yang optimal. • Autentikasi dan otorisasi standar (JWT atau Laravel Sanctum sesuai preferensi Anda). • Integrasi frontend–backend secara penuh, termasuk penanganan error dan loadin...

    $3815 Average bid
    $3815 Rata-rata
    33 penawaran

    ...ringan, modern, dan mudah dipelajari sejak pertama kali membuka aplikasi. Apa yang saya bayangkan: • Fitur inti: pendaftaran & login (email atau Google), pembuatan profil, timeline/beranda untuk berbagi teks, gambar, atau video pendek, sistem like & komentar, dan notifikasi push. • Antarmuka: clean, responsif, mengikuti Material Design. • Backend: boleh memakai Firebase, Supabase, atau backend RESTful sederhana—mana pun paling efisien untuk MVP. • Keamanan: validasi input, penyimpanan password terenkripsi, dan kontrol akses dasar. • Dokumentasi singkat: cara build proyek, file README, serta panduan deploy backend (jika terpisah). Saya terbuka berdiskusi soal stack, tetapi aplikasi harus siap dijalankan di perangkat Android 8.0+ tan...

    $374 Average bid
    $374 Rata-rata
    4 penawaran

    ...adalah modul Pengelolaan Pengguna─mulai dari registrasi, login, peran, hingga hak akses terperinci. Kode harus bersih, terdokumentasi, dan mudah diperluas agar ke depan saya bisa menambah media management maupun pembuatan halaman dinamis tanpa refactor besar. Teknologi pilihan tetap fleksibel; stack umum seperti Laravel, Node.js + Express, atau Django dipersilakan selama arsitektur mendukung RESTful API dan keamanan standar industri (hashing kata sandi, proteksi CSRF, validasi input). Integrasi dengan database relasional (MySQL atau PostgreSQL) diperlukan, dan saya mengutamakan penggunaan migration serta seeding untuk kemudahan deployment. Deliverable: • Modul backend lengkap untuk user management (CRUD, roles & permissions, forgot password, verifikasi email). • A...

    $6 / hr Average bid
    $6 / hr Rata-rata
    14 penawaran

    ...mengembangkan arsitektur backend yang solid dan scalable menggunakan Laravel. Membangun database (MySQL/PostgreSQL) yang efisien dan terstruktur. Mengembangkan antarmuka pengguna (UI) yang responsif dan intuitif menggunakan HTML, CSS, dan JavaScript (diutamakan memiliki pengalaman dengan Vue.js atau Livewire/). Mengimplementasikan fitur-fitur inti portal karir (detail di bawah). Membuat RESTful API jika diperlukan untuk integrasi di masa depan (misalnya aplikasi mobile) Memastikan keamanan, kecepatan, dan performa website berada di level terbaik. Melakukan pengujian (testing) dan proses deployment ke server produksi. Fase 2: Maintenance & Dukungan Melakukan perbaikan bug dan troubleshooting masalah teknis yang muncul. Memberikan pembaruan rutin untuk framework, library, dan ...

    $12 / hr Average bid
    $12 / hr Rata-rata
    51 penawaran

    ...individu. Keamanan dan Aksesibilitas Hak akses berbasis peran untuk memastikan keamanan data. Desain responsif untuk diakses dari berbagai perangkat, termasuk smartphone. Teknologi yang Digunakan: Frontend: React.js atau Vue.js untuk antarmuka pengguna yang dinamis. Backend: Laravel atau CodeIgniter untuk manajemen data dan logika bisnis. Database: MySQL atau PostgreSQL untuk penyimpanan data. API: RESTful API untuk integrasi dengan sistem lain. Manfaat Proyek: Menghemat waktu dalam proses manual pengajuan dan persetujuan. Transparansi dan akuntabilitas dalam pelaporan perjalanan dinas. Pengelolaan anggaran yang lebih efisien. Target Pengguna: Tim HR dan Administrasi. Manajer atau atasan yang berwenang memberikan persetujuan. Karyawan yang melakukan perjalanan dinas. Aplikasi...

    $426 Average bid
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    35 penawaran

    ...(seperti cache transaksi sebelum sinkronisasi dengan server). 3. **Pengembangan Back-End:** - **Server Framework:** Menggunakan Node.js dengan atau Django (Python) sebagai framework server-side. - **Database:** Menggunakan PostgreSQL untuk penyimpanan data relasional (seperti pengguna, transaksi, dan anggaran) dan Redis untuk caching guna meningkatkan kinerja. - **API:** Membuat RESTful API atau GraphQL untuk komunikasi antara aplikasi mobile dan server. API ini akan digunakan untuk sinkronisasi data pengguna, autentikasi, dan penyediaan laporan. 4. **Keamanan:** - **Enkripsi Data:** Semua data pengguna akan dienkripsi menggunakan protokol TLS/SSL selama transmisi. Data sensitif di server juga akan dienkripsi dengan AES-256. - **Autentikasi dan Otorisasi:** Meng...

    $13 / hr Average bid
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    9 penawaran

    Project budget: $500/month for full time position Kami sedang mencari seorang Full Stack Engineer yang berpengalaman untuk bergabung den...data chat yang di-scrape. - Mengoptimalkan aplikasi untuk performa dan kecepatan. - Bekerja sama dengan tim untuk mendefinisikan dan mengimplementasikan solusi yang efisien. - Menyediakan dokumentasi teknis yang jelas dan terperinci. - Melakukan debugging dan troubleshooting terhadap masalah yang muncul. Kualifikasi: - Pengalaman kerja sebagai Full Stack Engineer diutamakan - Menguasai NodeJS, RESTful APIs, dan teknologi scraping. - Berpengalaman dengan framework frontend (React.js, Angular, Vue.js) dan backend (Node.js, Django, Flask). - Terampil dalam manajemen basis data (MySQL, PostgreSQL, MongoDB). Project budget: $500/month for full tim...

    $526 Average bid
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    21 penawaran

    Project budget: $500/month for full time position Kami sedang mencari seorang Full Stack Engineer yang berpengalaman untuk bergabung den...data chat yang di-scrape. - Mengoptimalkan aplikasi untuk performa dan kecepatan. - Bekerja sama dengan tim untuk mendefinisikan dan mengimplementasikan solusi yang efisien. - Menyediakan dokumentasi teknis yang jelas dan terperinci. - Melakukan debugging dan troubleshooting terhadap masalah yang muncul. Kualifikasi: - Pengalaman kerja sebagai Full Stack Engineer diutamakan - Menguasai NodeJS, RESTful APIs, dan teknologi scraping. - Berpengalaman dengan framework frontend (React.js, Angular, Vue.js) dan backend (Node.js, Django, Flask). - Terampil dalam manajemen basis data (MySQL, PostgreSQL, MongoDB). Project budget: $500/month for full tim...

    $521 Average bid
    $521 Rata-rata
    12 penawaran

    ...mengembangkan aplikasi menggunakan Flutter. • Kemampuan untuk membuat dan mengelola widget Flutter. • Pengetahuan tentang state management dalam Flutter (GetX.) 3. Keterampilan Desain UI/UX: • Kemampuan untuk menerjemahkan desain (mockups) menjadi antarmuka pengguna yang berfungsi dengan baik. • Pemahaman tentang prinsip-prinsip desain UI/UX. 4. Tools dan Frameworks: • Familiar dengan integrasi backend, RESTful APIs. • Pengalaman dengan alat pengembangan seperti Android Studio atau VS Code. • Pengetahuan tentang sistem version control seperti Git. 5. Pengujian dan Debugging: • Keterampilan dalam pengujian aplikasi, termasuk unit testing dan integration testing. • Kemampuan untuk menemukan dan memperbaiki bug serta optimasi performa ...

    $31 / hr Average bid
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    56 penawaran
    Upgrade Web App
    Berakhir left

    Project pribadi saya membutuhkan 1 org tim untuk remote yang menguasai html, css dan javascript. front end minimal php native dan untuk backend stack bebas (laravel/codeigniter), SQL (crud) dan familiar kerja dengan RESTful API juga Webhook

    $24 Average bid
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    10 penawaran

    Membuat backend dashboard dengan konsep restful API menggunakan framework Laravel. Menerima request/post data dari client, memvalidasi dan menyimpan pada database. Doku

    $482 Average bid
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    51 penawaran

    membuat pengintregasian Restful API dengan menggunakan PHP. Kami butuh yang mampu mengerjakan paling lambat 1 mig

    $619 Average bid
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    2 penawaran

    Dicari Programmer untuk development API Tiket pesawat dengan Billing system, Requirement: HTML, CSS, Js, Jquery, PHP dengan Framework CI, OWASP, RESTFUL API, MySQL, JSON Project meliputi: 1. Pembuatan API (security minimal mengikuti standard OWASP dengan OAUTH2) untuk koneksi dari customer ke Biliing dan Seller tiket 2. Billing untuk menghitung saldo dan me-manage autentikasi customer 3. Dashboard managemen User/customer, API, dan report transaksi Tolong cantumkan perkiraan waktu anda bisa menyelesaikan project ini saat menawar.

    $1993 Average bid
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    9 penawaran

    saya membutuhkan aplikasi untuk menghandle sistem parkir dikantor saya 1. software yang dibutuhkan dapat aplikasi desktop atau web. 2. master data (CRUD) : Pegawai,Anggota,Gate,Parkir slot,Transaksi,Reservasi. 3. sistem dapat melakukan monitoring secara realtime. 4. dapat terintegrasi dengan ESP8266 via wireless network. 5. diutamakan memiliki keamanan sistem yang baik menggunakan laravel5, RestfulAPI, Token. 6. diutamakan yang bisa menyelesaikan dalam kurun maktu selambat-lambatnya 30 hari

    $4255 Average bid
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    9 penawaran

    Bagi yang jagoan di front-end dan termasuk koder kekinian di wilayah Bandung atau Jakarta, kita mau bikin modern web front-end for general purpose comment system Speksifikasi Umum Git Test-Driven Development Server stack bersistem-operasi Linux/*BSD RESTful API Bisa bekerja secara remote Spesifikasi Khusus Javascript per ES5 HTML5 dan API terkaitnya CSS3 AngularJS >= 1.4 (is a MUST) jQuery Akrab dengan pair programming lewat tmux

    $802 Average bid
    $802 Rata-rata
    4 penawaran

    Saya membutuhkan front end developer yang bisa nodejs, expressjs, dan angularjs. Part time/freelance dengan gaji bulanan Rp2,5juta/bulan. Bekerja remote atau datang ke kantor juga boleh. Waktu kerja fleksibel (sesuai target saja). - Mengintegrasikan Restful API format JSON dari Backend ke Frontend dalam bentuk Dashboard - Snippet CSS sudah tersedia, jadi anda tidak perlu memikirkan membuat tampilan, mungkin sedikit penambahan custom CSS, tapi yang penting mengintegrasikan API saja - Anda tinggal request API ke bagian Backend sesuai dengan requirement produk jadi.

    $146 Average bid
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    4 penawaran

    ...data. Clients must receive branded PDF invoices by email or push notification and be able to settle them through integrated gateways such as Stripe, PayPal, and, if possible, a local bank API. Automatic reminders, recurring billing, and exportable reports (CSV/PDF) are also important. I have no fixed deadline, so the focus is on a clean architecture, strong security, and clear documentation. A RESTful API, cloud-ready deployment, and source-controlled code are expected so future features can be added easily. Deliverables • Web-based admin portal • Cross-platform mobile app (iOS & Android) • Secure backend API and database schema • Payment gateway integrations and test sandbox setup • Complete source code, basic user guide, and deployme...

    $297 Average bid
    $297 Rata-rata
    9 penawaran

    ...Express, React, Node) and ASP.NET / .NET. Whether you need a simple landing page or a complex enterprise application, I can design it and bring it to life. What I Can Do For You: Custom Web Applications: End-to-end development of dynamic and fully responsive frontends and backends. E-commerce Solutions: Fully functional online stores with secure checkout, product management, and admin panels. RESTful API Development: Designing, building, and integrating secure APIs for seamless web and mobile communication. Chatbot Integration: Adding intelligent automated chat features to improve your customer engagement. Database Architecture & Design: Creating highly optimized, scalable, and secure database schemas. UI/UX & Web Design: Crafting modern, user-centric, and highly engag...

    $14 / hr Average bid
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    28 penawaran

    ...dozens of alarms are queued and the device is in Doze mode. Core functionality The build centres on Task notifications and fully Customizable alarms. Users will be able to create or edit tasks manually inside the app and, when enabled, the app will pull data through Integration with other apps/tools—specifically Task management tools such as Trello, Asana, Jira or any service exposed through a RESTful API—to schedule alarms automatically. Technical direction Kotlin (or modern Java) with Android Jetpack components, WorkManager for reliable background scheduling, Room for local persistence, and FCM for push sync all make sense here. The UI should follow Material 3 guidelines, stay lightweight, and run flawlessly from Android 8 through the latest release. Security ...

    $226 Average bid
    $226 Rata-rata
    74 penawaran
    Web Panel for 3Proxy Management
    6 Hari left
    Terverifikasi

    ...connected host remotely. • Expose a documented RESTful API so other systems can create, suspend, rotate, or delete proxies programmatically. • Support multiple user roles—at minimum Admin plus one or more limited roles—with a clean permissions model. • Display real-time status (online/offline, traffic, errors) and basic analytics for each proxy. A straightforward, responsive UI is essential; think login, dashboard, server list, user management, and API key screen. Choose whichever backend stack you’re most productive with, but please make sure it installs cleanly on an ordinary Debian server and plays nicely with 3Proxy’s config files. Deliverables: 1. Source code and deployment guide. 2. Database schema and sample data. 3. RE...

    $484 Average bid
    $484 Rata-rata
    218 penawaran
    AI Developer for ML Models
    5 Hari left
    Terverifikasi

    ...documenting every transformation. • Design, train, and iterate on forecasting or anomaly-detection models that outperform a naive baseline. • Hand over clean, well-commented code—preferably in a notebook plus modular scripts—together with a brief report on feature importance and performance metrics (MAE, RMSE, or other relevant scores). • Package the solution for deployment, for example through a RESTful FastAPI service or a Docker image, and include a one-click setup guide. • Strong communication in English and Serbian. Strong API familiarity is essential because this model will later plug into a larger automation pipeline. If you have prior experience operationalising LLMs, that’s a welcome bonus, but the core of this role is classic ML cr...

    $32 / hr Average bid
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    169 penawaran

    ...Support in managing API integrations and data handling • Stay updated with the latest Android development tools and best practices Ideal Candidate : • Basic to intermediate experience with Kotlin for Android development • Familiarity with Android Studio and Android SDK • Understanding of key Kotlin concepts like val vs var • Exposure to architectural patterns such as MVVM or MVP • Experience with RESTful APIs and data loading in mobile apps • Familiarity with Jetpack Compose or XML-based UI layouts • Understanding of debugging and testing tools used in Android development • A portfolio or example of a past Android project (preferred but not required) Preferred Skills : • Experience with version control (e.g., Git) • Knowled...

    $172 Average bid
    $172 Rata-rata
    47 penawaran

    ...designing and implementing scalable integration solutions using InterSystems technologies such as HealthShare, Ensemble, or IRIS. The consultant should be capable of developing robust frameworks that enable seamless communication and secure data exchange between disparate healthcare systems, especially EHR platforms. Hands-on experience in building and managing integrations using HL7, FHIR, DICOM, RESTful APIs, SOAP, and JSON/XML formats is essential. The role will require close collaboration with cross-functional teams to understand integration requirements, design compliant architectures, ensure best practices in data exchange, and support deployed applications. Strong problem-solving capability, architecture-level thinking, and experience in middleware or integration platf...

    $1116 Average bid
    $1116 Rata-rata
    24 penawaran
    Node.js Loan Backend Build
    5 Hari left
    Terverifikasi

    ...PostgreSQL are both fine—so please structure your models and migrations accordingly. Beyond our own data store, the service must connect smoothly to several third-party providers: a credit-score API to pull applicant scores in real time, a payment gateway for disbursements and repayments, and notification services that let us push SMS and email updates at each milestone. Key deliverables • RESTful (or GraphQL, if you prefer) API endpoints covering auth, application submission, underwriting status, payment events, and notifications • Clean schema and migration scripts for the chosen SQL engine • Integration modules for the credit score API, payment gateway, and SMS/email notifications, all wrapped in environment-based configs • Unit and integrati...

    $267 Average bid
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    81 penawaran

    ...the frontend we rely mainly on React and Vue, so deep, recent experience with either (or both) is essential. Server-side, our critical services are written in Python and Java; you should feel comfortable switching between them as new features demand. Data currently lives in MySQL, and you’ll be expected to design tables, write optimized queries, and wire everything up through well-structured RESTful APIs. Familiarity with Redis or MongoDB is a welcome bonus because we intend to introduce additional caching and document-store layers later this year. Day to day you’ll: • Ship new user-facing modules and internal tools. • Extend existing Python/Java micro-services, keeping performance in mind. • Review and improve system architecture for scalab...

    $4035 Average bid
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    48 penawaran

    ...applications. This is a greenfields project that will become the core data engine for our EV platform. The Big Picture: We're building the definitive database for EV specifications, generations, and variants, which will power car display pages, a comprehensive EV database, and various calculation tools for consumers. Current Technology Stack Backend: Node.js + Database: PostgreSQL API: RESTful API Frontend: (To be connected - likely React/Vue.js applications) Version Control: Git Key Responsibilities 1. Backend & Database Completion (90%) - Review and implement final tweaks to our existing PostgreSQL schema for EV makes, models, generations, and variants. - Enhance the API endpoints with advanced filtering, sorting, and search capabilities (e.g., filter EVs by range...

    $21 / hr Average bid
    $21 / hr Rata-rata
    110 penawaran

    I’m building out a new React front-end and now need the server side to catch up. The priority is a robust Node.js backend that exposes well-structured RESTful endpoints returning clean, predictable JSON. The data layer will live in MySQL, so you’ll design the schema, set up migrations, and write queries or use an ORM—whichever keeps performance high and code readable. Although Laravel experience is welcome and I do plan to introduce a small GraphQL layer later, right now your main focus will be the REST API: authentication (token-based), role management, pagination, filtering, and solid error handling. Clear inline documentation and a concise README or Swagger / OpenAPI file should accompany each route so the React team can plug in immediately. I’m flexible...

    $9 / hr Average bid
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    139 penawaran
    Trophy icon Botble Farmart Plugin For API
    7 jam left

    This ensures that every order placed on the storefront is synchronized in real-time with the Rezgo backend 2. REQUIRED TECH STACK -Core Framework: Laravel 10.x / 11.x (Farmart/Botble Environment) -Language: PHP 8.2+ -Architecture: Botble Modular Plugin Architecture (Update-Proof) -Database: MySQL (Shared instance between pricing engine and storefront) -API Integration: GuzzleHttp / PHP cURL for RESTful JSON communication with Rezgo API -Event Handling: Laravel Event Listeners & Service Providers 3. CORE FEATURES TO BE BUILT -Automated Product Sync: Linking Farmart 'ec_products' with Rezgo inventory using SKU/UID as a primary key. -Real-time Order Injection: Intercepting successful checkouts to transmit booking data (customer info, ticket ID, date) to Rezgo via the &#...

    $60 Average bid
    Bergaransi
    $60
    34 entri

    ...delivery lifecycle. Your success is measured by system reliability, the proactive management of technical debt, and your ability to mentor and elevate the engineering team. Key Responsibilities Fullstack Execution: Lead the development of robust architectures using .NET (Core/5+) and React, ensuring high performance, security, and scalability. API & Backend Orchestration: Design and evolve seamless RESTful integrations to automate and streamline enterprise workflows. Frontend Excellence: Build fluid, responsive, and accessible user interfaces that provide exceptional user experiences. Database Mastery: Manage SQL Server environments, focusing on schema design, query optimization, and performance tuning. Team Influence: Elevate team output through deep code reviews, technical...

    $21 / hr Average bid
    $21 / hr Rata-rata
    140 penawaran

    ...experience with a responsive interface, secure authentication, and efficient booking management. The frontend of the application is developed using React.js and , ensuring fast rendering and SEO optimization. Tailwind CSS is used to create a modern, responsive, and user-friendly interface that works smoothly across all devices. The backend is built using Node.js and , which handle RESTful APIs, business logic, and server-side operations. MongoDB is used as the database to store user information, hotel listings, bookings, and transaction details. To ensure secure user access, the application implements JWT (JSON Web Token) authentication, allowing users to register, log in, and manage their bookings safely. The platform also includes an admin dashboard where administrators can ...

    $233 Average bid
    $233 Rata-rata
    25 penawaran
    Node.js Developer
    3 Hari left
    Terverifikasi

    We are looking for a skilled Node.js Developer to join our development team. In this role, you will be responsible for building fast, scalable, and secure backend services. You will work closely with frontend developers, designers, and product managers to create reliable web applications and APIs. Responsibilities: Develop and maintain server-side applications using Node.js Build RESTful APIs and backend services Integrate databases such as MongoDB, MySQL, or PostgreSQL Optimize application performance and scalability Write clean, maintainable, and well-documented code Troubleshoot bugs and improve existing systems Collaborate with frontend developers and other team members Requirements: Strong experience with Node.js and JavaScript Knowledge of frameworks such as or NestJS Exp...

    $52 / hr Average bid
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    96 penawaran

    I’m ready to move my product idea from concept to a working backend and need an experienced Python developer to build a clean, well-documented RESTful API. The service will power a web and mobile interface, so stability, speed, and clear versioning matter. You’ll take charge of: • Designing the endpoint structure and data models • Implementing the API in Python (Flask, FastAPI or Django REST Framework—use the stack you’re fastest with) • Writing concise unit tests and inline docstrings • Adding basic authentication and error-handling middleware • Supplying a README with setup instructions and sample requests Must know MySQL Acceptance criteria: the project spins up locally in one command, all tests pass, and the sample cal...

    $17 / hr Average bid
    $17 / hr Rata-rata
    78 penawaran

    ...backend. Key expectations • Clean, intuitive UI built with any modern frontend framework (React, Vue, or Angular are all acceptable). • Secure role-based access on the backend (Node/Express, Django, Laravel—open to the stack you are most comfortable with, provided it is well-documented). • A relational database schema that prevents duplicate registrations and supports detailed reporting. • RESTful or GraphQL APIs so future mobile or micro-services can tap into the same data. • Deployment instructions (Docker or a simple cloud setup) so I can run the app on our institute server. Acceptance criteria 1. An Admin can log in, see pending company registrations, and approve or reject them. 2. Student applications appear on a dashboard with ...

    $26 Average bid
    $26 Rata-rata
    31 penawaran
    Senior Software Engineer Needed
    2 Hari left
    Terverifikasi

    Requirements -Proven experience in software development with expertise in one of these stacks; Ruby on Rails, JavaScript, Python, C++, C#, Java, React, Angular, Vue and .NET frameworks. -Strong understanding of RESTful API design, web development practices, and front-end development using React or similar frameworks. -Hands-on experience managing cloud infrastructure on AWS and Azure platforms. -Familiarity with IT infrastructure components including RBAC (Role-Based Access Control), Linux server environments, and application deployment strategies. -Proficiency with version control tools such as GitHub, SVN, and Git. -Knowledge of database systems including MySQL and SQL Server along with SQL query optimization skills. -Experience working within Agile methodologies to deliver high-q...

    $33 / hr Average bid
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    326 penawaran

    ...a product page with images and specs, add items to a cart, and move through a secure checkout that supports at least one mainstream payment gateway. A fast in-app product search is essential, and I’m keen on clean architecture so the codebase remains maintainable as the catalog grows. Data & back-end You’re free to recommend the most suitable stack for syncing inventory and orders—Firebase, RESTful APIs, or another proven option. Just be sure whatever you choose can scale and handle real-time updates without slowing the user experience. Deliverables • Full Android Studio project with readable, modular code • Signed release APK / AAB ready for Play Store submission • Basic admin or config documentation showing me how to add new produc...

    $205 Average bid
    $205 Rata-rata
    185 penawaran

    ...infrastructure, and secure web platforms, and can build a production-grade system capable of handling growing traffic and protecting digital content. Key Responsibilities Design and implement a scalable system architecture for an online tutorial marketplace and streaming platform. Develop backend services using Python and Java to handle core platform functionality. Build and maintain secure RESTful APIs for user authentication, content management, and transactions. Implement video hosting and streaming infrastructure with optimized delivery and playback performance. Integrate secure payment gateway systems for purchasing tutorials and managing transactions. Develop a content management system (CMS) for administrators and creators to: Upload tutorial videos Organize conte...

    $2209 Average bid
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    282 penawaran

    ...and maintain the server-side architecture of our digital loan application platform. The ideal candidate will be responsible for building secure, scalable, and high-performance backend systems that support loan processing, user authentication, data management, and API integrations. **Key Responsibilities:** * Develop and maintain backend services for the loan management system. * Design secure RESTful APIs to support mobile and web applications. * Implement business logic for loan applications, approval workflows, and repayment tracking. * Integrate third-party services such as payment gateways, credit scoring APIs, and KYC verification systems. * Ensure high levels of data security, encryption, and compliance with financial regulations. * Optimize database performance and manag...

    $631 Average bid
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    84 penawaran

    ...long-term work on multiple web applications and APIs. You should be comfortable working on: Modern frontends (React and/or ) Backend and API development (Python, JavaScript/Node, Java, or C++) Database integration and performance optimization Deployments and basic cloud infrastructure (AWS or similar) Responsibilities: Build and maintain responsive web applications Develop and integrate RESTful APIs Write clean, maintainable, and well-documented code Collaborate via chat and occasional calls Provide regular progress updates and maintain clear communication Requirements: Strong experience in web development (frontend + backend) Solid understanding of HTML, CSS, and JavaScript Experience with React or (or similar modern framework) Experience with at least one backe...

    $6 / hr Average bid
    $6 / hr Rata-rata
    75 penawaran

    LeadExec API Integration Developer (Lead Posting, Ping/Post, Call Leads) We are looking for an experienced backend/API developer to implement a full LeadExec lead receiver integration. This is not a basic webhook job. You must have real experience with lead distribution platforms, ping/post logic, and handling async responses, offe.../v2/insert/general, /v2/insert/ping, /v2/insert/transfer, /v2/insert/calldata, /v2/update, /v2/duplicatecheck - Handle async callbacks, orderIds, offerIds, sendDelay, noSell flags, duplicate checks, delivery status, and failure states - PHP based development - scalable, secure with REST/JSON/webhook integration - Full logging and reusable architecture Skills Required: API Development, Twilio API, RESTful Architecture, API Documentation, PHP, Backend D...

    $9 / hr Average bid
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    69 penawaran

    ...flow I expect: 1. Student self-registration with email / phone verification 2. Guided application submission with document upload and fee receipt capture 3. Real-time application status tracking for applicants 4. AI model that ranks eligible candidates and produces the merit list on demand 5. Role-based access controls splitting the admin and student views 6. Clean, responsive UI plus RESTful (or GraphQL) API layer so we can integrate it with our existing ERP later Please deliver: • Source code (frontend, backend, AI module) in a Git repo • Database schema and seed data • Setup script or Docker file so we can deploy on-prem or to the cloud • Brief technical documentation explaining architecture, models used for ranking, and how to retrai...

    $53 Average bid
    $53 Rata-rata
    17 penawaran

    ...TypeScript for a responsive, type-safe frontend and Node.js/Express for a robust RESTful API backend. Implemented secure user authentication with JWT and cookie-based sessions, integrated MongoDB for scalable data storage, and connected multiple AI image generation APIs to deliver high-quality results. The application includes a sophisticated credit-based monetization system with tiered pricing (Basic and Premium models), real-time thumbnail preview with dynamic aspect ratio adjustments (16:9, 1:1, 9:16), and extensive customization options including 5+ visual styles, multiple color schemes, and optional photo uploads. Key technical implementations include multipart form data handling for image uploads, RESTful API design with proper error handling, responsive UI built wit...

    $293 Average bid
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    26 penawaran

    I’m planning a full, responsive e-commerce build in React and Node.js, but the first milestone is far more focused: within the next two weeks I need a product-showcase landing page that looks great on every screen size and loads fast. This page will be the publ...e-commerce build, tightening existing features, and layering in those user accounts and login you’ll have already touched. Product reviews and wish-lists may follow, so there’s plenty of runway if we work well together. Timeline Two weeks from contract start to hand-off. I’m scheduling code reviews midway so we can correct course early if needed. If React hooks, styled-components (or Tailwind), and RESTful Node APIs are second nature to you, and you’re happy to own both design and build for...

    $150 Average bid
    $150 Rata-rata
    130 penawaran

    I’m launching a new service-based startup and need a reliable tech partner who can deliver a complete web platform plus companion apps for both iOS and Android. The core of the pro... 4. Deployment to App Store, Google Play, and our chosen hosting environment Acceptance criteria • Booking flow completes in under three taps on mobile • Push, SMS, and email notifications fire on schedule • All transactions and user data encrypted in transit and at rest • Daily ad performance report delivered by 10 a.m. EST Experience with React Native or Flutter, Swift/Kotlin, RESTful APIs, Stripe (or similar), Firebase/AWS, and Google Ads/Facebook Ads dashboards will help you hit the ground running. If this blend of build-and-grow excites you, let’s talk ...

    $19 / hr Average bid
    $19 / hr Rata-rata
    340 penawaran

    Full-Stack MERN E-Commerce Store Development Looking for an experienced MERN stack developer to ...categories, image uploads) Shopping cart & checkout flow Order management system User profiles & order history Admin dashboard with analytics Product reviews & ratings Favorites/wishlist functionality Responsive design Deliverables: Fully functional frontend and backend RESTful API with proper middleware MongoDB database schema Secure authentication system PayPal payment integration Admin panel for product/order/user management Clean, maintainable code Required Skills: Strong experience with MERN stack Redux state management RESTful API design MongoDB/Mongoose JWT authentication Payment gateway integration Responsive UI development Please share your portfolio with...

    $4280 Average bid
    $4280 Rata-rata
    56 penawaran

    ...about an academic conference (presentations, authors, and presentation types). The API should be structured and follow good software architecture practices. It will include endpoints to retrieve and manage data such as authors, presentations, and presentation types. The API should return responses in JSON format, support HTTP methods (GET, POST, PATCH, PUT, DELETE) where appropriate, and follow RESTful design principles. Key requirements include: PHP-based REST API (no frameworks) Integration with an existing MySQL database Clean, well-structured code Input validation and secure database queries Pagination support for large datasets Clear API endpoints for authors, presentations, and types The final deliverable should be fully functional API code that can be hosted on a ...

    $77 Average bid
    $77 Rata-rata
    71 penawaran

    ...looking for an experienced Full Stack Developer with strong expertise in Django (Python) and React.js to help build and maintain a scalable web application. This is a long-term opportunity for the right candidate. Responsibilities: Develop and maintain backend services using Django and Django REST Framework Build responsive, high-performance front-end interfaces using React.js Design and integrate RESTful APIs Work with relational databases (PostgreSQL preferred) Implement authentication, authorization, and security best practices Write clean, maintainable, and well-documented code Collaborate with the team on architecture and feature planning Troubleshoot and optimize application performance Required Skills: 3+ years experience with Django 3+ years experience with React.js Stron...

    $33 / hr Average bid
    $33 / hr Rata-rata
    118 penawaran

    Full-Stack MERN E-Commerce Store Development Looking for an experienced MERN stack developer to ...categories, image uploads) Shopping cart & checkout flow Order management system User profiles & order history Admin dashboard with analytics Product reviews & ratings Favorites/wishlist functionality Responsive design Deliverables: Fully functional frontend and backend RESTful API with proper middleware MongoDB database schema Secure authentication system PayPal payment integration Admin panel for product/order/user management Clean, maintainable code Required Skills: Strong experience with MERN stack Redux state management RESTful API design MongoDB/Mongoose JWT authentication Payment gateway integration Responsive UI development Please share your portfolio with...

    $4424 Average bid
    $4424 Rata-rata
    200 penawaran

    Full-Stack MERN E-Commerce Store Development Looking for an experienced MERN stack developer to ...categories, image uploads) Shopping cart & checkout flow Order management system User profiles & order history Admin dashboard with analytics Product reviews & ratings Favorites/wishlist functionality Responsive design Deliverables: Fully functional frontend and backend RESTful API with proper middleware MongoDB database schema Secure authentication system PayPal payment integration Admin panel for product/order/user management Clean, maintainable code Required Skills: Strong experience with MERN stack Redux state management RESTful API design MongoDB/Mongoose JWT authentication Payment gateway integration Responsive UI development Please share your portfolio with...

    $4483 Average bid
    $4483 Rata-rata
    158 penawaran

    I’m building a new product on AWS using PHP 8, React for web, and React Native for mobile. The front-end foundations are in place; where I need your expertise is the backend. Here’s what I need you to dive into: • API creation and integration – design RESTful (and, where it makes sense, GraphQL) endpoints, document them clearly, and make sure front-end clients can consume them with minimal friction. • User authentication and management – implement secure signup/login, token refresh, and role-based access control, ideally with best-practice libraries such as Laravel Sanctum or AWS Cognito if we decide to offload. • Data processing and storage – wire up efficient flows that read and write to MySQL, PostgreSQL, and the pg-vector ex...

    $3 / hr Average bid
    $3 / hr Rata-rata
    27 penawaran

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