senior front end web developer

eSpark Talent

Job Description &ndash; Senior Front-end DeveloperWe are seeking a dynamic and talented Senior Front-end Developer (React). Your mission will be to develop interactive, visually stunning user interfaces that not only catch the eye but also provide a seamless user experience. The ideal candidate should have a strong understanding of React.js and its core principles, along with a passion for creating seamless user experiences.Responsibilities:<ul><li>Design and implement user interfaces using HTML5. CSS3 and JavaScript (ES6/7).</li><li>Advanced skills in state management using Redux, Context API, or similar techniques.</li><li>Utilize UI libraries such as Bootstrap, Ant Design, and Material UI with proficiency.</li><li>Implement and manage different React libraries and RESTful APIs.</li><li>Ensure cross-browser compatibility and optimize for various devices.</li><li>Conduct thorough testing and debugging, employing unit tests and debugging tools.</li><li>Efficiently use build tools and task runners</li><li>Develop user interfaces for web applications using React.js and TypeScript.</li><li>Optimize web performance through lazy loading, code splitting, caching, etc.</li><li>Demonstrate in-depth knowledge of advanced JavaScript concepts such as ES6+ features, async/await, promises, and functional programming.</li><li>Expertise in React hooks and custom hooks.</li><li>Proficiency in Server-Side Rendering (SSR) and Client-Side Rendering (CSR) for React applications.</li></ul>Requirement:<ul><li>A proven track record of developing high-quality, responsive, and scalable user interfaces.</li><li>Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.</li><li>Familiarity with popular React.js workflows (such as Redux or Flux).</li><li>Experience with HTML5 and CSS3.</li><li>Knowledge of modern authorization mechanisms, such as JSON Web Token.</li><li>Experience with version control systems such as Git.</li><li>Familiarity with RESTful APIs.</li><li>Strong problem-solving skills and commitment to excellence.</li><li>Ability to work in a fast-paced environment and meet tight deadlines.</li></ul>Experience: Over 4 to 5 years of professional experience is required in Front-end Development.Qualification: Bachelor's degree in computer science, Software Engineering, or a related field.Job Type: Full-Time / Remote, Karachi.Benefit:<ul><li>Remote Opportunity</li></ul>Job Type: Full-timeWork Location: Remote

Senior Front-end Developer

Xynotech

About the RoleAs a Senior Front-End Developer, you will lead the development of scalable, high-performance user interfaces while mentoring engineers and shaping frontend architecture. This role blends technical leadership with hands-on development and strategic decision-making.Key Responsibilities<ul><li>Own end-to-end delivery of complex UI features and large-scale refactors</li><li>Architect maintainable front-end systems using clean code principles and design patterns</li><li>Debug, profile, and optimize rendering pipelines and UI performance</li><li>Lead frontend architecture decisions, tooling, and testing strategies</li><li>Mentor junior and mid-level developers through code reviews and pair programming</li><li>Design and maintain E2E testing pipelines</li><li>Establish best practices for state management, performance, and security</li><li>Ensure accessibility (WCAG) and internationalization (i18n) standards are met</li></ul>Required Skills &amp; Qualifications<ul><li>4&ndash;6 years of strong front-end development experience</li><li>Deep expertise in React (hooks, performance optimization, Suspense, error boundaries)</li><li>Strong understanding of component lifecycles, rendering performance, and state management</li><li>Experience with SSR/CSR strategies, hydration, and cross-platform rendering</li><li>Solid knowledge of frontend security and web standards</li><li>Strong communication skills and ability to lead technical discussions</li></ul>Tech Stack<ul><li>React (primary)</li><li>Optional exposure to Vue or Angular</li><li>Modern JavaScript / TypeScript</li><li>Testing frameworks for unit and E2E testing</li><li>CI/CD pipelines and frontend tooling</li></ul>Job Type: Full-timeLocation:<ul><li>Karachi (Required)</li></ul>Work Location: In person

Senior Front End Developer

Progatix

Progatix looking for a skilled Full Stack Developer to design, develop, and maintain robust and scalable web applications. The ideal candidate will work closely with cross-functional teams to deliver seamless and high-quality user experiences.Key Responsibilities<ul><li>Design and implement scalable, high-performance web applications.</li><li>Collaborate with designers, product managers, and other developers to build seamless user experiences.</li><li>Develop front-end solutions using modern frameworks such as Angular.</li><li>Build and maintain server-side applications and RESTful APIs using Node.js / Express / NestJS.</li><li>Design, optimize, and maintain databases for performance, reliability, and scalability.</li><li>Ensure high code quality through testing, code reviews, and continuous integration.</li><li>Troubleshoot, debug, and resolve application issues to maintain optimal performance.</li></ul>Requirements<ul><li>Bachelor&rsquo;s degree in Computer Science, Engineering, or a related field (or equivalent practical experience).</li><li>Strong understanding of database design and management (MySQL and/or NoSQL).</li><li>Hands-on experience with Node.js, Angular, and backend API development.</li><li>Familiarity with version control systems such as Git.</li><li>Excellent problem-solving skills and strong attention to detail.</li><li>Ability to work effectively in a team-oriented, on-site environment.</li></ul>Job Type: Full-timeWork Location: In person

Senior Full Stack Developer (Angular & Node Js )

Launch Box

Senior Backend Developer &ndash; Join Our Growing Team!Location: Emarah Suites, Main Shahra-e-Faisal, Karachi Timings: 12:00 PM &ndash; 9:00 PM Employment Type: Full-time | On-siteAbout Us: We are a dynamic and fast-growing tech company dedicated to delivering high-quality, scalable, and innovative solutions for our global clients. We value creativity, problem-solving, and a passion for technology.Position Overview: We&rsquo;re looking for a Senior Backend Developer with strong expertise in Node.js and proficiency in multiple backend technologies. You will architect, develop, and maintain scalable APIs, databases, and backend systems, ensuring optimal performance and security.Key Responsibilities: Design, develop, and maintain robust backend systems and APIs, primarily using Node.js. Work with multiple backend languages and frameworks such as Python, PHP, Java, Go, or .NET when required. Collaborate with frontend developers, mobile engineers, and DevOps teams to deliver end-to-end solutions. Optimize applications for maximum speed, scalability, and security. Manage and maintain databases (SQL &amp; NoSQL) including PostgreSQL, MySQL, MongoDB. Implement best practices for code quality, testing, and deployment. Troubleshoot and debug applications, ensuring smooth performance. Mentor junior developers and lead code reviews.Requirements: 3+ years of backend development experience. Strong expertise in Node.js (Express.js, NestJS, or similar frameworks). Experience with RESTful APIs, GraphQL, and microservices architecture. Familiarity with cloud platforms (AWS, Azure, or GCP). Strong understanding of SQL &amp; NoSQL databases. Proficiency in other backend languages such as Python, PHP, Java, Go, or .NET. Knowledge of authentication, authorization, and security best practices (OAuth, JWT, etc.). Experience with Git and CI/CD pipelines. Strong problem-solving skills and attention to detail.Nice to Have: Experience with Docker, Kubernetes, and container orchestration. Knowledge of serverless architectures. Exposure to real-time systems (WebSockets, Socket.io).Job Type: Full-timeWork Location: In person

Senior Backend Developer (Node.js)

MEAN 3 PRIVATE LIMITED

We are looking for a highly skilled and motivated Senior Front-End Developer / Senior Shopify Developer to join our dynamic team. If you&rsquo;re passionate about building high-performance, scalable web applications and delivering seamless user experiences, we&rsquo;d love to hear from you!Key Responsibilities:<ul><li>Develop responsive and interactive front-end solutions using modern frameworks.</li><li>Optimize web applications for performance, security, SEO, and accessibility.</li><li>Collaborate closely with UX/UI designers and back-end engineers for smooth integration.</li><li>Uphold coding standards through regular code reviews and clean architecture.</li><li>Mentor junior developers, providing technical guidance and training.</li><li>Build reusable components and maintain consistent design systems.</li><li>Identify and troubleshoot complex front-end issues efficiently.</li><li>Stay current with the latest technologies and best practices in front-end development.</li><li>Contribute to architectural planning and strategic technical decisions.</li></ul>Tech Stack &amp; Tools:<ul><li>eCommerce: Shopify (Liquid templating), Wordpress</li><li>Styling: Tailwind CSS, HTML5, CSS3, JavaScript (ES6+), Jquery</li><li>Build &amp; DevOps: Webpack, Git, GitHub/GitLab, CI/CD (Jenkins, GitHub Actions)</li><li>Other: Performance Optimization, Web Accessibility, Cross-Browser Compatibility</li><li>Frameworks/Libraries (Plus Points): React.js, Next.js, Redux, TypeScript</li><li>Analytics: GA, Meta pixel, tiktok and other third party integrations</li><li>Task Management tools: Jira , trello</li></ul>What We&rsquo;re Looking For3+ years of front-end development experience.Strong problem-solving skills and attention to detail.Job Type: Full-timeWork Location: In person

Senior Shopify Developer

Strugbits (PVT.) LTD

Title: Senior MERN Stack DeveloperJOB RESPONSIBILITIES:&middot; Understand client requirements and functional specifications.&middot; Write well-designed, testable, efficient code.&middot; Responsible for solving complex technical issues.&middot; Ensure quality projects are delivered within defined timelines.&middot; Active involvement in client communication to understand functional requirements.&middot; Provide technical assistance to juniors within the team.&middot; Maintain high standards of quality for code, documentation and other deliverables.&middot; Adhere to industry best practices and contribute to internal coding standards.JOB SPECIFICATIONS:&middot; Hands on experience with JavaScript Development on both client and server-side.&middot; In-depth knowledge of Node JS, MongoDB, and React JS.&middot; Experience with modern frameworks and design patterns.&middot; Experience in Version control system like GIT.&middot; Analytical and logical skills.Timings: 12 pm to 9 pmJob Type: Full-timePay: Rs120,000.00 - Rs150,000.00 per monthEducation:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>MERN stack development: 3 years (Required)</li></ul>Work Location: In person

Senior MERN Stack Developer

Crescentic Digital Pvt. Ltd.

Front-End Developer (Full-Time, In-House &ndash; Karachi) Crescentic Digital is a Karachi-based eCommerce Design &amp; Development agency specializing in Magento, WordPress, Shopify, and custom web development using modern frameworks like Next.js. We help brands bring their digital vision to life through modern UI/UX, smooth functionality, and high-performance development. We are looking for a Front-End Developer to join our in-house team in Karachi. If you&rsquo;re passionate about clean code, great user experiences, and modern front-end best practices, we&rsquo;d love to hear from you! Responsibilities<ul><li>Convert UI/UX designs (PSD/Figma) into responsive Magento, WordPress, Shopify, and custom Next.js front-ends.</li><li>Build and customize Magento 2 &amp; WordPress themes/plugins, Shopify themes, and custom components in Next.js.</li><li>Develop responsive, accessible, and performance-optimized websites.</li><li>Collaborate with designers to prepare optimized web assets.</li><li>Maintain, troubleshoot, and update existing websites (including legacy code).</li><li>Use Git-based version control systems (Git, Bitbucket, GitLab).</li><li>Work efficiently across multiple projects and meet deadlines with attention to detail.</li></ul>Requirements<ul><li>Strong proficiency in HTML5, CSS3, and modern front-end architecture.</li><li>Working knowledge of CSS frameworks: Bootstrap, SASS / LESS.</li><li>Solid working experience with WordPress, Magento 2, and Shopify.</li><li>Experience with Next.js or similar React-based frameworks for custom site development.</li><li>Good understanding of cross-browser and cross-device compatibility.</li><li>Competent in JavaScript and libraries like jQuery.</li><li>Ability to work independently with minimal supervision.</li><li>Strong debugging and problem-solving skills.</li></ul>Nice to Have (Plus Points)<ul><li>Experience with Tailwind CSS</li><li>Knowledge of AJAX, Gulp, and build tools</li><li>Exposure to multiple PHP-based CMS platforms</li><li>Understanding of MVC / MVVM architecture</li></ul>Job Type: Full-Time (In-House) Location: KarachiJob Type: Full-timePay: From Rs30,000.00 per monthWork Location: In person

Front-End Developer

Explore 841+ Senior front end web developer in Karachi Pakistan this January. Find roles across top companies and apply now to boost your career.