full stack developer

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node js developer

eSpark Consulting Group

NodeJS Developer - Job description&#8239;&#8239;Position OverviewWe are seeking an Intermediate Developer with 2-3 years of experience to join our team. The ideal candidate will have experience in backend development using Node.js, with strong knowledge of API design, database integration, and scalable backend systems.Key Responsibilities<ul><li>Develop, maintain, and optimize backend applications using Node.js.</li><li>Build and integrate RESTful APIs to support web and mobile applications.</li><li>Work with relational databases such as MySQL / PostgreSQL, ensuring efficient queries and data integrity.</li><li>Write clean, scalable, and reusable code following industry best practices.</li><li>Debug, troubleshoot, and resolve backend issues in a timely manner.</li><li>Collaborate closely with frontend developers, UI/UX designers, and other team members to deliver complete solutions.</li><li>Implement effective error-handling and logging mechanisms.</li><li>Follow security best practices to safeguard applications from vulnerabilities.</li><li>Participate in sprint planning, estimation, and code reviews.</li><li>Stay updated with emerging backend technologies and suggest improvements.</li></ul>Required Qualifications<ul><li>Strong understanding of JavaScript (ES6+) and asynchronous programming (callbacks, promises, async/await).</li><li>Experience in RESTful API development and integration.</li><li>Familiarity with database systems (MySQL, PostgreSQL, or MongoDB).</li><li>Knowledge of containerization (Docker) is a plus.</li><li>Experience with Git version control.</li><li>Familiarity with testing frameworks (e.g., Jest, Mocha) is an advantage.</li><li>Good problem-solving and debugging skills.</li><li>Strong communication and collaboration abilities.</li></ul>Qualifications: At least a bachelor's degree in computer science (Software Engineering).Experience: 2 years of experienceJob Type: Full-time l OnsiteLocation: Gulistan-e-Jauhar Karachi&#8239;&#8239;&#8239;eSpark Consulting Group offers the following benefits&#8239;<ul><li>Paid Time Off&#8239;</li><li>Flexible work hours&#8239;</li><li>Annual Increment</li></ul>Job Type: Full-timeWork Location: In person

Node JS Developer

Systems Limited

<div>Position: WordPress &amp; Node.js Developer 
Location: Islamabad

Summary

WordPress &amp; Node.js Developer at Systems will have a strong background in WordPress development and customization, along with experience in AWS, Node.js, and deployment processes. This role involves enhancing website functionality, ensuring security and optimization, and contributing to the development and deployment pipeline.
<h3 class="jobSectionHeader">
Responsibilities</h3>
<ul>
<li>Develop and customize WordPress themes and plugins to meet project requirements.
</li>
<li>Optimize WordPress sites for performance, security, and scalability.
</li>
<li>Implement and maintain security best practices for WordPress websites.
</li>
<li>Collaborate on deployment processes and automation using CI/CD pipelines.
</li>
<li>Develop RESTful APIs using Node.js and Express.js to support backend functionality.
</li>
<li>Work with AWS services to deploy and manage web applications.
</li>
<li>Troubleshoot and resolve web development issues across multiple platforms.
</li>
</ul><h3 class="jobSectionHeader">Requirements</h3>
<ul>
<li>4&ndash;5 years of experience in web development, specifically with WordPress.
</li>
<li>Strong proficiency in WordPress theme and plugin development.
</li>
<li>Expertise in WordPress customization, optimization, and security.
</li>
<li>Solid knowledge of PHP, HTML5, CSS3, and JavaScript.
</li>
<li>Experience working with AWS cloud services.
</li>
<li>Familiarity with CI/CD pipelines and automation tools.
</li>
<li>Hands-on experience in RESTful API development using Node.js and Express.js.</li></ul></div>

WordPress & Node.js Developer

Launch Box

Job description: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 personJob Type: Full-timeWork Location: In person

Senior Node.js Developer

Technesy Private Limited

Position Title: Web Developer (Full Stack &ndash; MERN)Technesy is a tech company in Karachi focused on building cutting-edge web applications and services. We're looking for a talented Full-Stack Developer to join our team.Responsibilities:<ul><li>Build scalable web applications using React Js for the front end and Node Js, Express for the backend.</li><li>Work closely with the design team to ensure smooth integration of user interfaces and implement responsive design.</li><li>Write clean, well-documented code following coding standards.</li><li>Optimize database structure and queries for better performance.</li><li>Implement secure authentication and authorization mechanisms.</li><li>Test and debug applications thoroughly to ensure high-quality software delivery.</li><li>Stay updated with the latest industry trends and share knowledge with the team.</li><li>Collaborate with designers, developers, and QA engineers to deliver successful projects.</li></ul>Requirements:<ul><li>Strong experience as a Full-Stack Developer, specializing in React Js, Node Js, Express, and Laravel.</li><li>Proficiency in JavaScript, HTML, CSS, and related frontend technologies.</li><li>Solid understanding of React Js framework, including React Router, React Hooks, etc.</li><li>In-depth knowledge of Node Js and its variants for server-side web application logic.</li><li>Expertise in the Laravel framework, including Eloquent ORM, Blade templates, and Laravel Mix.</li><li>Familiarity with RESTful API development and consumption.</li><li>Proficient in MySQL and familiar with MongoDB or similar databases.</li><li>Experience with version control systems like Git.</li></ul>&middot; Job Type: Full-time&middot; Experience: 1 Plus&middot; Language: English (Required)&middot; Timings: 12:00 PM to 09:00 PM&middot; Days: Monday to Friday (alternative Saturdays included)&middot; Pay: Rs80,000.00 &ndash; Rs150,000.00 (Per Month)Job Type: Full-timePay: Rs80,000.00 - Rs150,000.00 per monthWork Location: On the road

Web Developer (Full Stack – MERN)

Jumppace PVT LTD

We JUMPPACE is a full service growth optimization and Software Development Agency in Dallas, Taxes and Karachi-Pakistan are seeking highly motivated and experienced Backend Developer to join our company. This is a unique opportunity to play a pivotal role in a dynamic, fast-growing international business.No. of position required: 02Node JS DeveloperMid - Senior Level (02 - 04 years of experience) ------------------------Responsibilities:<ul><li>Develop, maintain, and optimize backend services using Node.js and related frameworks (Express.js, Nest.js, etc.).</li><li>Implement real-time data streaming and integration using WebSockets, Socket.io, or similar technologies.</li><li>Design and develop RESTful APIs for seamless front-end communication.</li><li>Work with databases such as MongoDB, PostgreSQL, or Redis to ensure efficient data storage and retrieval.</li><li>Optimize application performance and scalability to handle high loads in real-time environments.</li><li>Implement authentication and authorization mechanisms, including OAuth, JWT, and role-based access control (RBAC).</li><li>Experience of payment merchant integration (PayPal, Stripe, Authorize.net)</li></ul>Requirements:<ul><li>Bachelor's degree in Computer Science, Software Engineering, or a related field.</li><li>2+ years of experience in backend development with Node.js.</li><li>Strong understanding of asynchronous programming, event loops, and concurrency in JavaScript.</li><li>Experience with real-time communication technologies such as WebSockets, Socket.io, or MQTT.</li><li>Proficiency in working with relational and NoSQL databases (PostgreSQL, MongoDB, Redis, etc.).</li><li>Familiarity with version control systems like Git and CI/CD pipelines</li></ul>Note: Only shortlisted candidates will be contactedJob Type: Full-timePay: Rs1.00 - Rs2.00 per monthWork Location: In person

Backend Developer

Responsibilities:<ul><li>Assist in the development, testing, and deployment of Node.js-based applications.</li><li>Write clean, maintainable, and efficient code.</li><li>Collaborate with senior developers to understand project requirements and design solutions.</li><li>Participate in code reviews and contribute to technical discussions.</li><li>Troubleshoot and debug issues in existing applications.</li><li>Learn and apply new technologies and best practices in backend development.</li></ul>Requirements:<ul><li>Bachelor degree in Computer Science, Software Engineering, or a related field.</li><li>Basic understanding of JavaScript and Node.js fundamentals.</li><li>Familiarity with RESTful APIs and database concepts (SQL/NoSQL).</li><li>Eagerness to learn and a strong problem-solving aptitude.</li><li>Good communication and teamwork skills.</li><li>Ability to work independently and as part of a team.</li></ul>Timings: 10 am to 7 pmLocation: Gulshan e Iqbal, Karachi.Job Type: Full-timeWork Location: In person

Node Js Intern

Karsaaz Solutions

Job Opportunity: React Native DeveloperAbout the Role:We are looking for a React Native Developer to join our growing team. The ideal candidate will have hands-on experience building mobile applications from scratch, integrating APIs, and ensuring smooth performance across Android and iOS platforms. You will work closely with our design, backend, and product teams to deliver high-quality, user-friendly applications.Key Responsibilities:<ul><li>Develop, maintain, and enhance mobile applications using React Native.</li><li>Collaborate with designers and backend engineers to implement features and UI/UX designs.</li><li>Integrate third-party APIs, Firebase services, and cloud-based solutions.</li><li>Optimize applications for performance, responsiveness, and scalability.</li><li>Debug and fix issues to ensure smooth functionality across multiple devices.</li><li>Write clean, maintainable, and well-documented code.</li><li>Stay updated with the latest trends in React Native, JavaScript/TypeScript, and mobile development.</li></ul>Requirements:<ul><li>Proven experience in React Native development (at least 2+ years preferred).</li><li>Strong proficiency in JavaScript (ES6+) and/or TypeScript.</li><li>Experience with Redux / Context API for state management.</li><li>Familiarity with Firebase (Auth, Firestore, Storage, Push Notifications).</li><li>Strong understanding of RESTful APIs and backend integration.</li><li>Experience with mobile debugging, performance tuning, and testing tools.</li><li>Knowledge of native Android/iOS development (Java/Kotlin or Swift) is a plus.</li><li>Ability to work independently and within a collaborative team environment.</li></ul>Preferred Skills:<ul><li>Experience with React Navigation, animations (Reanimated, Lottie).</li><li>Familiarity with CI/CD tools for mobile apps.</li><li>Understanding of security best practices in mobile development.</li><li>Previous work on real-time chat, payment integration, or marketplace apps is a big advantage.</li></ul>What We Offer:<ul><li>Competitive salary.</li><li>Flexible working hours and supportive work environment.</li><li>Opportunities to grow, learn, and work on exciting projects.</li></ul>How to Apply:If you&rsquo;re passionate about building world-class mobile apps and want to work in a dynamic team, we&rsquo;d love to hear from you!Apply by sending your resume + portfolio to careers@karsaazsolutions.comn with the subject line:React Native Developer Application.Job Type: Full-timeWork Location: In person

React Native Developer

Explore 198+ Node js developer in Karachi this September. Find roles across top companies and apply now to boost your career.