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Key Responsibilities<ul><li>Develop, maintain, and improve backend features using Node.js.</li><li>Collaborate with senior developers to build scalable REST APIs and microservices.</li><li>Write clean, efficient, and well-documented code.</li><li>Troubleshoot, debug, and optimize application performance.</li><li>Work closely with frontend, QA, and product teams to deliver high-quality features.</li><li>Follow best practices in coding, security, and performance.</li></ul>Requirements<ul><li>Experience 6 months to 1 year required.</li><li>knowledge of Node.js, JavaScript, and Express.js.</li><li>Understanding of databases (MongoDB, MySQL, or PostgreSQL).</li><li>Familiarity with Git and version control workflows.</li><li>Knowledge of API development and integration.</li><li>Good problem-solving skills and eagerness to learn.</li><li>Ability to work in a collaborative team environment</li></ul>Job Type: Full-timeWork Location: In person

Node JS Developer

Jumppace PVT LTD

We are looking for competent &quot;Node.js Developer&quot; who must have diverse expertise in backend of business applications and web services using node.js. Candidate must have thorough knowledge of software development best practices, agile methodology, including coding standards, and continuous integration.Full Time Onsite JobShift Timings: 3pm to 12am (Monday to Friday)Qualification: Bachelors in Computer Science or other relevant fieldsGender: AnyExperience: 3-4 yearsLocation: KarachiBackend (Node.js Focus):<ul><li>Develop, maintain, and optimize backend services using Node.js, Express.js, or Nest.js.</li><li>Design RESTful/GraphQL APIs for seamless frontend-backend integration.</li><li>Implement real-time features using WebSockets, Socket.io, or similar.</li><li>Work with databases (MongoDB, PostgreSQL, Redis) and ORMs/ODMs (Mongoose, TypeORM).</li><li>Build event-driven architectures with Kafka, RabbitMQ, or Redis Pub/Sub.</li><li>Ensure application performance, scalability, and security (JWT, OAuth, RBAC).</li></ul>Frontend (React.js Focus):<ul><li>Develop responsive UIs using React.js, Next.js, and state management (Redux, Context API).</li><li>Integrate APIs and handle real-time data rendering.</li><li>Optimize frontend performance and cross-browser compatibility.</li></ul>DevOps &amp; Collaboration:<ul><li>Use Git/GitHub/GitLab for version control.</li><li>Deploy applications via CI/CD pipelines (Docker, AWS, etc.).</li><li>Collaborate with cross-functional teams using Agile methodologies.</li></ul>Requirements:<ul><li>Backend Skills:</li><li>Proficient in Node.js, Express.js, and API design.</li><li>Experience with real-time systems (WebSockets) and databases (MongoDB/PostgreSQL).</li><li>Frontend Skills:</li><li>Strong expertise in React.js, hooks, and modern ES6+ JavaScript.</li><li>Familiarity with Next.js, TypeScript, and testing libraries (Jest, Cypress).</li><li>Bonus: Knowledge of microservices, serverless architectures, or AWS.</li></ul>Job Type: Full-timePay: Rs1.00 - Rs2.00 per monthWork Location: In person

Node Js Backend Developer

Key Responsibilities:<ul><li>Assist in developing and maintaining backend applications using Node.js and Express.</li><li>Work with databases such as MongoDB or MySQL.</li><li>Collaborate with front-end developers and designers to integrate APIs.</li><li>Write clean, efficient, and well-documented code.</li><li>Participate in code reviews, testing, and debugging.</li><li>Stay updated with emerging technologies and frameworks.</li></ul>Requirements:<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field (ongoing or completed).</li><li>Basic understanding of JavaScript, Node.js, and RESTful APIs.</li><li>Familiarity with database systems (MongoDB/MySQL).</li><li>Strong problem-solving skills and willingness to learn.</li><li>Good teamwork and communication skills.</li></ul>Job Type: Full-timeWork Location: In person

Node Js Intern

TechForge Innovations

Job Description:Job Type: Full-timeLocation: Gulistan e Johar, Karachi, Pakistan (On-site)Shift: Night (9pm-6am)About Us:At TechForge Innovations, we build powerful software solutions that help businesses grow and innovate. From web and mobile apps to enterprise systems, our goal is to deliver cutting-edge technology with real-world impact.Position OverviewWe are looking for a skilled MERN Stack Developer to design, develop, and maintain cutting-edge web applications. You&rsquo;ll work closely with our product and design teams to deliver robust, high-performance solutions using the MongoDB, Express.js, React.js, and Node.js stack.Responsibilities<ul><li>Develop and maintain web applications using PHP/Laravel.</li><li>Build interactive user interfaces with React.js.</li><li>Work on MERN stack projects (MongoDB, Express.js, React, Node.js).</li><li>Integrate APIs and manage databases efficiently.</li><li>Collaborate with team members to deliver high-quality projects on time.</li><li>Requirements:</li><li>Bachelor's degree in Computer Science or related field</li><li>2 year of professional experience</li><li>Strong proficiency in Node.js and asynchronous programming</li><li>Experience with NextJS, Express.js or similar Node.js frameworks</li><li>Proficiency in working with databases, both SQL and NoSQL.</li><li>Familiarity with version control using Git and collaborative development workflows</li><li>Good understanding of RESTful API design principles and socket programming</li><li>Solid knowledge of software design patterns and best practices</li><li>Experience with ReactJS is a plus</li><li>Understanding of front-end technologies (HTML, CSS, JavaScript) and their integration with server-side logic</li><li>Strong problem-solving skills and the ability to debug complex issues</li><li>Excellent teamwork and communication skills</li></ul>We look forward to welcoming a motivated Mern Stack Developer in our digital team atTechforge Innovations!Job Type: Full-timePay: From Rs40,000.00 per monthWork Location: In person

Mern Stack Developer

Outsource Origin Limited

Backend Developer &ndash; Night ShiftLocation: Bahadurabad, Karachi Company: TechccineAbout Us:Techccine is a rapidly growing outsourcing company delivering digital, development, and customer service solutions to clients across the globe. We are expanding our technical team and looking for a talented Backend Developer to work on international (US-based) projects.Job Responsibilities:<ul><li>Develop, test, and maintain backend systems, APIs, and server-side logic.</li><li>Build scalable and secure backend architectures using modern frameworks.</li><li>Integrate third-party APIs and manage databases efficiently.</li><li>Optimize application performance, security, and reliability.</li><li>Troubleshoot, debug, and upgrade existing backend codebases.</li><li>Collaborate with frontend developers and project managers for smooth project delivery.</li><li>Stay updated with new backend technologies and apply best practices.</li></ul>Requirements:<ul><li>Proven experience as a Backend Developer or similar role.</li><li>Proficiency in Node.js, Express.js, and MongoDB (MERN backend preferred).</li><li>Strong understanding of RESTful APIs, authentication (JWT/OAuth), and middleware.</li><li>Experience with SQL or NoSQL databases.</li><li>Hands-on experience with Git/GitHub.</li><li>Ability to write clean, maintainable, and well-documented code.</li><li>Strong problem-solving skills and ability to work independently.</li><li>Good communication and teamwork abilities.</li></ul>Salary &amp; Benefits:<ul><li>PKR 35000 &ndash; 55,000 (depending on experience and skill level)</li><li>Performance-based bonuses</li><li>Growth opportunities in a global, fast-paced environment</li><li>Supportive and professional work culture</li></ul>Job Timings:Night Shift: 8:00 PM &ndash; 5:00 AM (US Time Zone) Monday to FridayHow to Apply:Send your updated CV to: Muazzamoutsourceorigin@gmail.com or WhatsApp at: +92 334 3741307Job Type: Full-timePay: Rs35,000.00 - Rs55,000.00 per monthWork Location: In person

Backend Developer – Night Shift

ALLSTAR TECHNOLOGY

About Us: AST is a fast-growing technology company driven by innovation and teamwork. Our All-Star Technology Team is focused on delivering high-quality digital solutions and creating an inspiring environment where creativity and skill thrive.Position Overview: We are looking for a passionate MERN Stack Developer to join our dynamic development team. The ideal candidate should have a strong grasp of front-end and back-end technologies, be detail-oriented, and be eager to work on challenging and innovative projects.Position: MERN Stack Developer Location: Karachi (On-site) Company: ASTKey Responsibilities:<ul><li>Design, develop, and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js.</li><li>Collaborate with designers, product managers, and other developers to deliver seamless solutions.</li><li>Integrate RESTful APIs and manage data flow between front-end and back-end systems.</li><li>Write clean, maintainable, and efficient code following best practices.</li><li>Optimize applications for maximum performance and scalability.</li><li>Troubleshoot, debug, and upgrade existing systems.</li></ul>Requirements:<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or a related field.</li><li>2+ years of experience as a MERN Stack Developer.</li><li>Strong proficiency in JavaScript, React.js, Node.js, and MongoDB.</li><li>Familiarity with Git, REST APIs, and deployment tools.</li><li>Excellent problem-solving skills and attention to detail.</li><li>Ability to work independently as well as in a collaborative team environment.</li></ul>Nice to Have:<ul><li>Experience with TypeScript, Next.js, or GraphQL.</li><li>Understanding of cloud platforms (AWS, Azure, or Google Cloud).</li><li>Exposure to Agile/Scrum methodologies.</li></ul>Why Join AST:<ul><li>Work with a highly talented and collaborative team.</li><li>Opportunity to grow and innovate in a supportive environment.</li><li>Competitive salary package and performance-based incentives.</li><li>Modern workspace located in Karachi.</li></ul>Job Type: Full-timePay: Rs60,000.00 - Rs100,000.00 per monthWork Location: In person

Digital Bee Studio

We&rsquo;re looking for a Senior MERN Stack Developer to join our dynamic team at Digital Bee Studio. The ideal candidate is a problem-solver with strong technical expertise in React Native and Node.js, capable of leading development projects and delivering robust, scalable web and mobile applications.Key Responsibilities:<ul><li>Design, develop, and maintain scalable applications using the MERN stack (MongoDB, Express, React, Node.js).</li><li>Develop and deploy mobile applications using React Native.</li><li>Write clean, efficient, and reusable code with a focus on performance and scalability.</li><li>Collaborate with designers, developers, and project managers to deliver high-quality solutions.</li><li>Troubleshoot, debug, and optimize applications for performance.</li><li>Participate in code reviews and mentor junior developers.</li></ul>Requirements:<ul><li>4&ndash;5 years of hands-on experience in MERN stack development.</li><li>Strong proficiency in React Native and Node.js.</li><li>Solid understanding of RESTful APIs, third-party integrations, and database design (MongoDB).</li><li>Experience with version control systems (Git).</li><li>Ability to manage multiple projects and meet deadlines.</li><li>Strong communication and problem-solving skills.</li></ul>Nice to Have:<ul><li>Experience with AWS, Docker, or CI/CD pipelines.</li><li>Familiarity with TypeScript and modern front-end tools.</li><li>Prior experience in a fast-paced agency or product environment.</li></ul>What We Offer:<ul><li>Competitive salary based on experience.</li><li>Collaborative and growth-focused work environment.</li><li>Opportunities to work on diverse international projects.</li></ul>To Apply: Send your resume and portfolio/GitHub profile to hr@digitalbee.studio with the subject line: &ldquo;Senior MERN Stack Developer &ndash; [Your Name]&rdquo;Job Type: Full-timePay: Rs170,000.00 - Rs200,000.00 per monthWork Location: In personExpected Start Date: 03/12/2025

Senior MERN Stack Developer (React Native + Node.js)

Explore 222+ Node.js developer in Karachi this November. Find roles across top companies and apply now to boost your career.

222 node.js developer jobs IN Karachi

Node JS Developer

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Backend Developer – Night Shift

Mern Stack Developer

Senior MERN Stack Developer (React Native + Node.js)