API Testing is the process of testing Application Programming Interfaces (APIs) to ensure that they are working correctly and achieving the expected results. APIs are integral for any software applications to communicate with each other, as they provide data exchange and flow of information between different applications. A qualified API Testing Expert can ensure that the communication between applications is secure, and that they meet the performance requirements of the end user.

API Testing Experts make sure to think like an “attacker” while performing API operations, while they expand the boundaries of API inputs to test. This involves traditional testing methods such as boundary value analysis, API workflow validations, boundary conditions and security patch testing. In addition their skills involve overseeing the debugging of API logical codes, assisting in 4GL programming related tools, creating automated API tests & scripts as well as load and stress test API process flows.

Here’s some projects that our API Testing Experts has made real:

  • Creating automated tests for backend services
  • Identifying security loop holes in APIs
  • Debugging API logic codes and component layers
  • Developing customized load tests for optimal performance
  • Integrating third party services via APIs

Overall, a qualified API Testing Expert can provide comprehensive and reliable solution for your application software. These experts can fine tune your application software to ensure that it meets all system requirements and user demands efficiently. By hiring an experienced freelancer from Freelancer.com you can secure superior performance of your application software maintained in perfect condition. We invite you to post your own project on Freelancer.com today and get ready to hire an expert API Tester!

Dari 18,006 ulasan, klien menilai API Testing Experts kami 4.92 dari 5 bintang.
Rekrut API Testing Experts

API Testing is the process of testing Application Programming Interfaces (APIs) to ensure that they are working correctly and achieving the expected results. APIs are integral for any software applications to communicate with each other, as they provide data exchange and flow of information between different applications. A qualified API Testing Expert can ensure that the communication between applications is secure, and that they meet the performance requirements of the end user.

API Testing Experts make sure to think like an “attacker” while performing API operations, while they expand the boundaries of API inputs to test. This involves traditional testing methods such as boundary value analysis, API workflow validations, boundary conditions and security patch testing. In addition their skills involve overseeing the debugging of API logical codes, assisting in 4GL programming related tools, creating automated API tests & scripts as well as load and stress test API process flows.

Here’s some projects that our API Testing Experts has made real:

  • Creating automated tests for backend services
  • Identifying security loop holes in APIs
  • Debugging API logic codes and component layers
  • Developing customized load tests for optimal performance
  • Integrating third party services via APIs

Overall, a qualified API Testing Expert can provide comprehensive and reliable solution for your application software. These experts can fine tune your application software to ensure that it meets all system requirements and user demands efficiently. By hiring an experienced freelancer from Freelancer.com you can secure superior performance of your application software maintained in perfect condition. We invite you to post your own project on Freelancer.com today and get ready to hire an expert API Tester!

Dari 18,006 ulasan, klien menilai API Testing Experts kami 4.92 dari 5 bintang.
Rekrut API Testing Experts

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    I’m preparing our web application for its next production release and need a meticulous manual tester who can look at every screen through the eyes of both a Customer user and a Business user. Your core mission is to uncover functional bugs, highlight any confusing or broken interaction, and call out responsive UI issues before they ever reach real users. You will walk through all live and edge-case workflows assigned to those two roles, exercising them on modern browsers and common breakpoints. If you have prior experience with admin panels, feel free to extend coverage there as well; otherwise the main focus stays on customer-facing and business-facing journeys. Deliverables • Detailed bug reports in my existing tracker (steps to reproduce, expected vs. actual results, sever...

    $25 Average bid
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    19 penawaran

    We need a manual tester to quality check a browser-based application prior to launch. The work spans these key areas: • Functional and UI testing • Test login, navigation, and user flows • Identify bugs and usability issues Issues must be logged with reproduction steps and annotated screenshots so developers can act on it them immediately. Coverage requirements: • Devices: Desktop, mobile, and tablet • Operating systems: Windows, macOS, and Linux Requirements: • Basic QA / testing experience • Attention to detail • Good written communication This is a remote one-time project with a quick turnaround. All documentation can be delivered in a shared spreadsheet or tool like JIRA. Please specify your preferred toolset and estimated turnaround...

    $73 Average bid
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    Freelancer Needed: Production QA Testing for Clippy AI Copilot I am looking for an experienced QA tester to test Clippy AI Copilot, an AI-powered real estate copilot platform. Project Goal Test Clippy properly before production launch and make sure the platform is stable, secure, user-friendly, and ready for real users. What Needs Testing The QA tester must test: * User signup and login * Onboarding flow * Property/listing input forms * AI content generation * Facebook/social media content workflows * Email/WhatsApp/Facebook lead response workflows * Compliance guardrails * CRM/lead capture flow * Supabase database saving * webhook automation * Mobile responsiveness * Error handling * Speed/performance * Security/basic permission issues * Bugs, broken buttons, missing validations R...

    $98 Average bid
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    51 penawaran

    I need production-ready configs for both OpenBullet and SilverBullet that will be used primarily for automated testing scenarios. You’ve worked with these frameworks before, so you already understand how to chain requests, handle captchas, parse dynamic tokens and build stable key-check logic without false positives. The project covers: • Building one or more configs tailored to my target endpoint (details shared in chat). • Optimising for speed, reliability and low ban-rate, with proper error handling. • Delivering the finished .opk/.svb files along with a short README that explains required inputs, custom wordlists or proxies and any modules/plugins used. Acceptance will be based on: 1. Successful test runs on my side that reproduce the expected output. ...

    $37 Average bid
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    6 penawaran

    Commission-Based Sales Experts Needed for AI Poker Bot I’m looking for skilled sales freelancers who can help sell my AI-powered Poker Bot to potential clients and poker communities. This is a commission-only opportunity with strong earning potential for every successful sale you bring in. What You’ll Sell: • Advanced Poker Bot / Poker Agent • Smart gameplay automation • Modern UI and real-time features • Built for online poker players and enthusiasts Who I’m Looking For: • Freelancers with sales experience • Affiliate marketers • Discord/Telegram community managers • People with poker or gaming connections • Anyone confident in lead generation and closing deals What You Get: • Attractive commission per sale • Lo...

    $260 Average bid
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    3 penawaran

    We are looking for a highly skilled QA Tester / Automation Testing Engineer to join our team immediately for product testing and quality assurance. Position: QA Tester / Automation Tester Experience: 4+ Years Preferred Job Type: Remote Joining: Immediate Hiring Type: Urgent Basis Required Skills: Manual Testing & Automation Testing End-to-End Product Testing API Testing (Postman / REST APIs) Selenium / Cypress / Playwright Performance & Load Testing Bug Tracking & Reporting Cross-browser & Responsive Testing Regression & Functional Testing Database Testing basics Strong attention to detail Good to Have: CI/CD testing workflows Security & penetration testing basics Mobile app testing experience Agile / Scrum workflow experience Key Responsibilities: Test comple...

    $258 Average bid
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    37 penawaran

    Minha plataforma já está cerca de 85 % concluída. O que preciso agora é de um(a) profissional que entre, revise o que foi desenvolvido, ajuste eventuais inconsistências e coloque tudo para rodar de forma estável. Principais frentes de trabalho • Testes funcionais, de usabilidade e de desempenho: quero garantir que cada fluxo opere sem erros, ofereça boa experiência ao usuário e mantenha performance aceitável mesmo sob carga. • Criação e acoplamento de uma pequena API de bancos voltada exclusivamente para integração de pagamento — nada de consulta de saldo ou histórico, apenas processar cobranças de forma segura. Entrego acesso ao repositório Git, &agrav...

    $447 Average bid
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    31 penawaran

    Quiero desarrollar una solución completa de membresías compuesta por tres capas: La membresía debe registrar todas las empresas del país que deseen dar privilegios a una multitud de clientes que se deben afiliar al sistema por medio de la app o la web. 1. Backend seguro en Spring Boot • API REST documentada (OpenAPI) • Gestión de usuarios, control de acceso por roles, historial de pagos y registro detallado de cada proceso • Integración con pasarelas de pago (Stripe u otra equivalente) • Autenticación JWT y refresco de tokens • Base de datos relacional (PostgreSQL) con migraciones versionadas 2. Panel administrativo web en React + Vite • Dashboard para crear, editar y suspender me...

    $3732 Average bid
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    83 penawaran

    Quiero desarrollar una solución completa de membresías compuesta por tres capas: La membresía debe registrar todas las empresas del país que deseen dar privilegios a una multitud de clientes que se deben afiliar al sistema por medio de la app o la web. 1. Backend seguro en Spring Boot • API REST documentada (OpenAPI) • Gestión de usuarios, control de acceso por roles, historial de pagos y registro detallado de cada proceso • Integración con pasarelas de pago (Stripe u otra equivalente) • Autenticación JWT y refresco de tokens • Base de datos relacional (PostgreSQL) con migraciones versionadas 2. Panel administrativo web en React + Vite • Dashboard para crear, editar y suspender me...

    $3639 Average bid
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    92 penawaran

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