
Jutaan orang menggunakan Freelancer untuk mewujudkan ide mereka menjadi kenyataan.
Dipercaya oleh merek-merek terkenal dan perusahaan startup
JavaScript (often shortened to JS) is the programming language of HTML and the Web. While it is best known as the scripting language for web pages, it is also used in many non-browser environments.
At Freelancer.com you will find JavaScript professionals to help you with all your website building and interactivity needs. You'll also find experts in HTML, Bootstrap CSS...and more!

10,0
10,0
98%

Puttalam, Sri Lanka
$20 USD per jam
If you are seeking a strategic technology partner who delivers modern, scalable, and intelligent digital solutions, you are in the right place. We are a forward-thinking team specializing in Software Engineering, Web & Mobile Development, AI Solutions, and Intelligent Automation. Our approach is focused on building future-ready systems that combine clean architecture, performance, and business impact. Our technical expertise spans PHP, Node.js, Angular, Flutter, React, React Native, C#, VB.NET, and leading platforms such as WordPress, WooCommerce, Magento, and PrestaShop, supported by enterprise-grade databases including MySQL, PostgreSQL, Oracle, and SQL Server. Beyond development, we help businesses scale through AI-driven innovation and automation, including: - AI chatbots, voice agents, and virtual assistants - Workflow and process automation using Make (Integromat), n8n, and custom solutions - AI-powered data processing, content generation, and decision support - CRM, marketing, and operations automation to reduce costs and increase efficiency We have strong expertise in API-based integrations and ecosystem automation, connecting platforms such as Amazon, eBay, Shopify, Walmart, Lazada, Wish, and logistics providers including USPS, UPS, FedEx, and DHL, enabling seamless commerce and fulfillment workflows. Our focus is not just on delivery, but on measurable outcomes, speed, reliability, scalability, and long-term value. We thrive on complex challenges and continuously adopt the latest AI and automation trends to keep our clients ahead of the curve. Review our portfolio below and let our work demonstrate the standard we uphold. We are committed to delivering solutions that are intelligent, efficient, and built for growth.

8,8
8,8
99%

Myronivskyi, Ukraine
$32 USD per jam
Professional software developer with over 25 years of overall experience in software development and maintenance looking for challenge projects fit my skills. Main specialization: • developing Windows Desktop and Web solutions (mainly using C, C++, C#, ASP.NET) • converting/translating/porting code from one programming language to another programming language. • writing wrappers around miscellaneous libraries, packages and SDKs, mainly for using it with other programming languages. • consuming HTTP based APIs, (RESTful APIs, etc) • scraping data from web sites, both with and without Selenium Secondary specialization: • developing Linux and cross-platform solutions and utilities. • scripts/utilities to process Excel spreadsheets • Microsoft Office Automation

10,0
10,0
97%

Surat, India
$15 USD per jam
⭐ Top 1% on Freelancer.com | Narola Infotech - Digitalising Businesses Since 2005 ✎ About Us We are Narola Infotech, a globally recognized IT solutions company with 20+ years of experience delivering high-performance web, mobile, and enterprise software solutions to 1500+ happy clients across 50+ countries. Trusted by Fortune companies like CGI, L&T, Infosys, Biocon, and TVSNext. We don't just build software, we build lasting partnerships. Our approach is simple: understand your vision, deliver beyond expectations, and stay with you every step of the way. ✎ Why Choose Us? ➬ 20+ Years of Industry Experience ➬ 350+ Talented IT Professionals ➬ 3000+ Successfully Delivered Projects ➬ 95% Client Retention Ratio ➬ 4.9 ⭐ Clutch Rating ➬ 100% Project Success Ratio ➬ Clutch Top 1000 Companies Global 2022 ➬ Best Outsourcing Company - SGCCI ✎ Our Services ➬ Custom Web & Mobile App Development ➬ Custom Enterprise Software Development ➬ AI/ML & Data Analytics Solutions ➬ QA & Software Testing (Automation, Security, Performance) ➬ DevOps, Cloud Migration & Managed Services ➬ Salesforce Consulting, Implementation & Support ➬ Staff Augmentation - Dedicated Teams or Individual Developers ➬ Support & Maintenance ✎ Tech Stack ➬ Frontend: ReactJS, AngularJS, VueJS, NextJS, NuxtJS ➬ Backend: Node.js, Java, PHP, Laravel, .NET, Python, Django, WordPress ➬ Mobile: Flutter, React Native, iOS (Swift), Android (Java/Kotlin) ➬ Cloud & DevOps: AWS, Azure, Docker, Kubernetes, Jenkins, CI/CD, Terraform ➬ Database: MySQL, MongoDB, PostgreSQL, Firebase, MS-SQL ➬ Other: Salesforce, MS Dynamics 365, Power Platform, Big Data, AI/ML, Automation ✎ Industries We Serve ● Fintech ● Healthcare ● Retail & Ecommerce ● Education ● Real Estate ● Media & Entertainment ●Transport & Logistics ✎ Our Strengths ➬ Agile Development Methodology ➬ Daily & Weekly Progress Reports ➬ Clear Communication & Collaboration ➬ 100% Plagiarism-Free & Secure Delivery ➬ Guaranteed Data Privacy & NDA Protection ➬ Flexible Engagement Models: ● Fixed Cost ● Time & Material (Hourly) ● Dedicated Team ● Hybrid Model (Fixed + Hourly) ✎ Our Promise "You will get the value of every penny you spend. We are committed to driving your business forward with reliable, quality solutions powered by technology and innovation." - Ashish Narola, CEO

9,3
9,3
98%

Kolkata, India
$10 USD per jam
Elevating Brands Through Design & Development Excellence Logo, Branding Assets, Print ready designs, Digital Marketing and Social Graphics (static and motion), UI/UX, Wordpress, Shopify, WIx and many more. Custom Logo and Web Graphics • Scalable Web Development • 18+ Years of Proven Impact At Colorgraphicz, we don’t just build websites—we craft digital experiences that captivate, convert, and endure. With over 18 years of industry excellence, our team of seasoned graphic designers and skilled web developers delivers original, high-quality solutions that reflect your brand’s ambition and drive measurable results. Who We Are: We are a highly motivated team of creative and technical professionals, committed to delivering work that speaks for itself. Our designs are bold, our code is clean, and our process is collaborative. We take pride in every pixel and every line of code—because your success is our identity. What We Offer: - Custom Graphic Design: Unique, brand-aligned visuals crafted in PSD, Figma, and Adobe tools - Responsive Web Development: Scalable, mobile-friendly websites built with modern frameworks and CMS platforms - WordPress Expertise: Custom themes, plugin development, and WooCommerce integration for full content control -Shopify store design, development and customization - Unlimited Revisions: We iterate until you’re 100% satisfied—no compromises, no shortcuts - Performance & Optimization: Fast-loading, search-friendly websites that converts - End-to-End Project Management: From concept to launch, we handle everything with transparency and precision Why Clients Trust Colorgraphicz: - 18+ years of consistent delivery and innovation - A loyal global clientele built on trust and results - Real-time updates and proactive communication - Tons of reviews that reflect our reliability and craftsmanship - A passion for originality, quality, and long-term partnerships Let’s Build Something Great: Whether you're launching a new brand, revamping your digital presence, or scaling your online business—we’re here to make it happen. Let’s discuss your requirements, portfolio references, timeline, and budget over chat and start shaping your next success story. https://colorgraphicz.com/portfolio/

9,2
9,2
100%

BANGKOK, Thailand
$130 USD per jam
Hi, I’m Marjan, Website & Software Developer with 16 years of experience and 4,400+ successful projects delivered worldwide. I help businesses build fast, secure, professional and conversion-focused websites, eCommerce stores, custom web applications, booking systems, dashboards and scalable digital platforms. My expertise includes: • WordPress, Elementor & Custom Theme/Plugin Development • Shopify Store Design, Setup & Customization • Full-Stack Web Development • SaaS, MVP & Custom Web Application Development • Booking Funnels, Lead Generation Forms & Dashboards • PHP, JavaScript, HTML, CSS & API Integrations • Wix, Webflow & Business Website Development • Technical SEO, Speed Optimization & Website Maintenance What you can expect when working with me: • Clear and professional communication • Clean, maintainable and scalable work • Careful attention to detail • On-time delivery and long-term support Whether you need a business website, Shopify store, WordPress development, custom platform, SaaS MVP, booking funnel or ongoing website support, I can help you plan, build and launch it properly. Let’s discuss your project and create something that works for your business.

8,8
8,8
99%

Dubai, United Arab Emirates
$66 USD per jam
Ranked #1 in UAE · Top 1% Worldwide · Best Female Freelancer Award Winner Led by Salma Noreen with 13+ years of hands-on delivery across AI, tech, and digital strategy. What we build: AI & Automation — Custom AI chatbots, voice bots, workflow automation, n8n, Zapier, HeyGen AI avatars, and end-to-end system integrations that eliminate manual work at scale. Web & Mobile Apps — Full-stack web apps, iOS/Android/React Native, WordPress, Shopify, Webflow, custom dashboards, APIs, and SaaS platforms built to perform. AWS & Cloud — Architecture, deployment, migrations (Heroku, AWS, DigitalOcean), DevOps, Docker, and infrastructure that scales without surprises. Marketing & SEO — Content strategy, long-form articles, technical writing, SEO, social media automation, email sequences, and product copy that ranks and converts. eLearning & Training — Course design on Thinkific, Teachable, Kajabi. Instructional design, AI avatar videos via HeyGen, Vyond animations. 6+ years training experience.

10,0
10,0
96%

Sylhet, Bangladesh
$35 USD per jam
My journey in digital services began in 2010 through content creation and online publishing. As client needs evolved, so did my vision: businesses didn’t just need content or a website—they needed a reliable digital partner who could build, refine, and grow their entire online presence. That vision led to the launch of SEOPage1 in 2013. Today, SEOPage1 is a full-service digital agency trusted by clients for delivering high-quality, results-focused solutions across web design and development, website support, SEO, paid marketing, branding, UI/UX, content, and AI automation. We specialize in building and improving websites on WordPress, WooCommerce, Shopify, Wix, and Squarespace, handling everything from new builds and redesigns to bug fixing, speed optimization, malware cleanup, migrations, and ongoing maintenance. For selected projects, we also work with modern frameworks and raw-coded solutions where they align with the client’s goals. Beyond development, we help businesses grow through SEO, Google Ads, Facebook/Instagram Ads, LinkedIn Ads, TikTok Ads, social media management, content writing, and direct lead generation. We also provide technical setup and troubleshooting for the platforms that power digital growth, including Google Merchant Center, Google Ads, GA4, Google Tag Manager, Search Console, Google Business Profile, Meta Business Manager, Pixel/CAPI, TikTok Ads Manager, and Bing/Microsoft tools. Our creative services include UI/UX design, logo design, banners, brochures, and brand guidelines, ensuring every brand touchpoint is professional, consistent, and conversion-focused. We have also expanded into AI and automation, helping businesses streamline operations with chatbots, CRM-connected workflows, payment-enabled automation, platform-specific AI systems, and full cross-platform business automation, along with ongoing monitoring and maintenance. What sets us apart is not just the breadth of our services, but the discipline behind our delivery. We have built an in-house team of 60+ professionals across development, design, marketing, content, QA, and automation. Our workflow is supported by structured quality control, internal systems, and a research-driven approach that allows us to deliver dependable work at scale. At SEOPage1, we don’t believe in one-size-fits-all solutions. We take the time to understand each business, identify what will create the most value, and execute with precision. Whether the goal is to launch a new website, fix a critical issue, improve visibility, generate leads, or automate operations, we focus on solutions that are practical, polished, and built for long-term growth. We don’t just complete projects — we help businesses build stronger digital foundations.

9,5
9,5
99%

Kolkata, India
$20 USD per jam
Fourtunedesign is a web & graphic design company. Top Rated by Preferred Freelancer Team.We are specialized in various platforms and working on different fields such as: - Logo Design - UI/UX Design - FIGMA - Website Design & Development - Print Media. - Branding - Illustration - Icon Design - Poster Design - Digital Painting - Banner Design - Leaflets - Letterheads - Flyer Design - Business Cards - Brochure Design - T-shirt Design Our specialization is customized logo and web designing so we provide 100% original work.. I can deliver quality notes to tight deadlines.We believe in 100% customer satisfactory work, so our designing packages have flexible pricing and unlimited revision until your satisfaction.

8,6
8,6
100%

Radaur, India
$20 USD per jam
Top-Rated Graphic & Web Designer | 9+ Years | 2,200+ Projects Hi I am a professional Graphic & Web Designer with 9+ years of experience delivering creative, high-quality design solutions for businesses worldwide. With 2,200+ successfully completed projects, I specialize in creating designs that are visually appealing, functional, and results-driven. My Expertise: * Logo & Brand Identity Design * Packaging, Labels & Print Design * Flyers, Brochures, Catalogs & Book Covers * Social Media Graphics & Marketing Materials * UI/UX Design & Landing Pages * WordPress, Shopify, Wix & Squarespace * Responsive Website Design & eCommerce Solutions Tools: Adobe Photoshop, Illustrator, InDesign, XD, Figma, HTML5, CSS3, JavaScript, wordpress , shopify , wix , squarespace , PHP, Laravel & MySQL. Why Choose Me? ✔ 9+ Years of Professional Experience ✔ 2,200+ Successful Projects ✔ 100% Original & Creative Designs ✔ Fast Turnaround & Clear Communication ✔ Revisions provided until the final design meets your expectations. ✔ Print-Ready & Web-Optimized Files ✔ Full Ownership Rights & Source Files I focus on building long-term relationships by delivering quality work, meeting deadlines, and ensuring every project exceeds expectations. Let's bring your ideas to life!
A JavaScript developer is a programmer who builds interactive websites, web applications, and server-side systems using the JavaScript language and its surrounding ecosystem of frameworks, libraries, and runtimes. Hiring a skilled JavaScript developer gives your project access to the most widely used programming language on the web, powering everything from single-page applications and progressive web apps to APIs, real-time dashboards, and cross-platform mobile experiences. Whether you need a front-end specialist working in React, a Node.js back-end engineer, or a full-stack JavaScript developer who can ship end-to-end features, the right hire turns product specifications into working, maintainable code.
A JavaScript developer translates designs and product requirements into functional code that runs in browsers, on servers, or inside mobile shells. The work spans writing new features, refactoring legacy code, integrating third-party APIs, fixing bugs, and optimizing performance. Strong JavaScript engineers also write automated tests, set up build pipelines, and maintain code quality across a team.
Commercially, this matters because JavaScript powers the user-facing layer of nearly every modern web product. Slow load times, broken interactions, or buggy checkout flows directly affect conversion, retention, and revenue. A capable developer protects that surface area while shipping new functionality at a predictable pace.
JavaScript freelancers cover a wide range of work depending on whether they specialize in front-end, back-end, or full-stack development. Common deliverables include:
The JavaScript ecosystem moves quickly, so freelancers stay current with the libraries clients actually request. Expect proficient candidates to work confidently with:
JavaScript expertise applies almost universally, but freelance JavaScript developers are most often hired by:
Picking the right JavaScript engineer is less about counting years of experience and more about matching their stack and seniority to your project. Look for these signals on a profile:
Use these interview questions to test depth quickly:
Freelancer.com gives you access to a global pool of JavaScript engineers spanning every framework, seniority level, and time zone. Whether you need a React specialist for a two-week sprint or a long-term Node.js back-end developer, you can post a project on Freelancer.com and receive competitive bids from vetted talent within hours. Profiles include verified reviews, portfolio samples, completion rates, and skill assessments so you can compare freelancers on evidence rather than promises. Milestone Payments protect your budget by releasing funds only when work meets your standards, and built-in chat and file sharing keep collaboration in one place from kickoff to delivery.
Ready to build, fix, or scale your web product with experienced engineers?
Hiring a JavaScript developer on Freelancer.com is straightforward when you treat the brief, the bid review, and the final evaluation as three distinct stages. The clearer you are about your stack, scope, and deliverables, the faster you will reach a confident hire. Here is how to run the process.
The project post is the single biggest determinant of bid quality. A specific brief filters out generic applicants and attracts developers whose framework experience genuinely matches your needs. Head to the
Bids are short proposals, not just price quotes. They reveal how the developer interprets your brief, what approach they would take, and whether the timeline they propose is realistic for the scope. Read each one carefully and shortlist candidates whose understanding of the work matches what you actually need.
The final decision combines proposal quality with profile evidence. Look at portfolio depth, ratings, and written client reviews — and weigh consistency across multiple projects rather than one standout sample. For JavaScript work, code quality and communication signals matter as much as raw skill.
Front-end JavaScript developers focus on the browser layer, building user interfaces with frameworks like React or Vue. Back-end JavaScript developers work in Node.js to build APIs, business logic, and database integrations. Full-stack developers handle both, which is useful for smaller teams or end-to-end feature work.
TypeScript is a superset of JavaScript, so any competent modern JavaScript developer should be comfortable with it. If your codebase uses TypeScript, simply specify that in your brief and prioritize candidates whose portfolios show typed projects.
Timelines vary widely with scope. A landing page or small feature can ship in a few days, a polished single-page application typically takes several weeks, and full SaaS builds run for months. A clear brief and well-defined milestones are the fastest way to get an accurate estimate from bidders.
Yes. Many freelancers on Freelancer.com take on small fixes, performance audits, or single-feature work alongside larger contracts. Post the issue with as much technical detail as you can, including framework version and a reproduction case, to attract precise bids.
An individual freelancer is usually faster and more cost-flexible for focused work, MVPs, or specific feature builds. Agencies make sense for large, multi-discipline projects requiring designers, project managers, and several engineers in parallel. For most product teams, a senior freelancer or a small bid team on Freelancer.com covers the gap.

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Jutaan pengguna, dari bisnis kecil hingga perusahaan besar, dari pengusaha sampai startup, menggunakan Freelancer untuk mewujudkan ide mereka menjadi nyata.
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