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node.js developer

Linkitsoft

Job Description: LINKITSOFT is seeking a Back-End Node.js Developer. The role involves handling Node.js application development and contributing expertise throughout the entire software development lifecycle, from initial concept and design to testing and deployment.Responsibilities:<ul><li>Proficient in working with Node.js and related frameworks such as Express.</li><li>Hands-on experience with AWS/Azure services including DynamoDB, Redis, S3, and IAM roles, with the ability to read and write to these services programmatically via APIs.</li><li>Familiarity with CI/CD processes and deployment pipeline management. Prior experience with tools such as GitHub Actions, Travis CI, or AWS CodePipeline.</li><li>Strong understanding of JSON-based APIs.</li><li>Solid knowledge of ES6, with exposure to ES2020 being a plus.</li></ul>Requirements:<ul><li>Minimum of 1 year of full-stack development experience using Node.js and frameworks like Express.</li><li>AWS certifications or extensive practical experience with AWS services.</li><li>Previous experience developing with AWS Lambda.</li><li>Background in Agile software development methodologies.</li><li>Experience working with version control systems (Git is preferred).</li></ul>Note:Only shortlisted candidates will be contacted.Avoid sharing irrelevant CVs.Job Details: Company: LINKITSOFTType: Full-Time Job / Contract BasisLocation: Gulshan Iqbal, Block-5, Karachi, Sindh, PakistanJob Types: Full-time, Contract Contract length: 12 monthsWork Location: In person

Node Js Developer

Job Description: LINKITSOFT is seeking a Back-End Node.js Developer. The role involves handling Node.js application development and contributing expertise throughout the entire software development lifecycle, from initial concept and design to testing and deployment.Responsibilities:<ul><li>Proficient in working with Node.js and related frameworks such as Express.</li><li>Hands-on experience with AWS/Azure services including DynamoDB, Redis, S3, and IAM roles, with the ability to read and write to these services programmatically via APIs.</li><li>Familiarity with CI/CD processes and deployment pipeline management. Prior experience with tools such as GitHub Actions, Travis CI, or AWS CodePipeline.</li><li>Strong understanding of JSON-based APIs.</li><li>Solid knowledge of ES6, with exposure to ES2020 being a plus.</li></ul>Requirements:<ul><li>Minimum of 1 year of full-stack development experience using Node.js and frameworks like Express.</li><li>AWS certifications or extensive practical experience with AWS services.</li><li>Previous experience developing with AWS Lambda.</li><li>Background in Agile software development methodologies.</li><li>Experience working with version control systems (Git is preferred).</li></ul>Note:Only shortlisted candidates will be contacted.Avoid sharing irrelevant CVs.Job Details: Company: LINKITSOFTType: Full-Time Job / Contract BasisLocation: Gulshan Iqbal, Karachi, Sindh, PakistanJob Types: Full-time, Contract Contract length: 12 monthsWork Location: In person

vativeApps

Position OverviewvativeApps is looking for a skilled Mobile App Developer who can build high-quality Android/iOS applications and efficiently manage backend integration using MySQL databases. The ideal candidate must have solid experience in mobile development, API integration, and database-driven applications.Key Responsibilities<ul><li>Develop, test, and deploy mobile applications (Android/iOS or cross-platform).</li><li>Integrate apps with MySQL databases using APIs.</li><li>Work closely with the backend team to create efficient data structures and queries.</li><li>Troubleshoot and debug mobile applications for performance improvements.</li><li>Ensure mobile UI/UX quality, responsiveness, and smooth functionality.</li><li>Write clean, maintainable, and optimized code.</li><li>Collaborate with designers, QA, and product teams for feature enhancements.</li><li>Implement secure data handling and follow best coding practices.</li></ul>Required Skills &amp; Qualifications<ul><li>Bachelor&rsquo;s degree in CS, Software Engineering, or related field.</li><li>2+ years of hands-on experience in mobile app development.</li><li>Strong knowledge of:</li><li>Flutter / React Native or Native Android (Kotlin/Java)</li><li>REST APIs, JSON</li><li>MySQL database (queries, relationships, optimization)</li><li>Understanding of backend integration and mobile architecture.</li><li>Experience with Git and version control.</li><li>Familiarity with UI/UX standards and responsive design.</li></ul>Good to Have<ul><li>Experience with Firebase, push notifications, and cloud services.</li><li>Knowledge of PHP/Laravel or Node.js backend integration.</li><li>Understanding of performance optimization techniques.</li><li>App deployment experience on Play Store/App Store.</li></ul>Job Type: Full-timeWork Location: In person

Node. JS Developer

TechForge Innovations

Location: Gulistan e Johar KarachiShift: Night 9 pm to 6 am.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.Job DescriptionWe are looking for a talented Backend Developer (Node.js) to join our growing team. The ideal candidate should have experience in building scalable backend systems, working with REST APIs, databases, and implementing secure server-side logic. You will work closely with our frontend team to deliver high-quality web applications.Key Responsibilities&middot; Develop and maintain backend services using Node.js &amp; Express/NestJS&middot; Design and build RESTful APIs&middot; Integrate databases such as MongoDB or PostgreSQL&middot; Implement JWT-based authentication &amp; role management&middot; Optimize server performance and database queries&middot; Write clean, reusable, and well-documented code&middot; Troubleshoot, debug, and upgrade existing systems&middot; Collaborate with designers, PMs, and frontend developers.Required Skills &amp; Technologies&middot; Strong knowledge of Node.js (JavaScript/TypeScript)&middot; Experience with Express.js or NestJS&middot; Hands-on with MongoDB / PostgreSQL&middot; Knowledge of Mongoose / Prisma / Sequelize&middot; Understanding of authentication (JWT, OAuth)&middot; Experience with Git &amp; GitHub&middot; Familiarity with Docker (plus point)&middot; Basic understanding of AWS / Render / Railway deployment (plus)&middot; Experience: From 1 to 3 years Job Type: Full-timePay: From Rs70,000.00 per monthWork Location: In person

Backend Developer

Cubix Pvt Ltd

Python Intern (Node.js Experience Required) at CubixAbout CubixCubix is a leading technology solutions provider specializing in [mention Cubix's main area, e.g., mobile app development, AI/ML, enterprise software]. We work with exciting clients globally, leveraging cutting-edge technologies to deliver innovative products. Join our dynamic team and kickstart your career in software development!The Opportunity: Python InternWe are looking for a highly motivated and detail-oriented Python Intern to join our development team. This is a fantastic opportunity to gain hands-on experience in a professional environment, working alongside experienced engineers on real-world projects. While the primary focus is Python, a strong foundation in Node.js is a crucial requirement for this role.&#9989; Requirements<ul><li>Education: Must possess a Bachelor's degree in Computer Science, Software Engineering, or a related technical field.</li><li>Technical Skills:</li><li>Solid foundational understanding of Python and its core libraries/frameworks (e.g., Flask, Django).</li><li>Mandatory Experience: Prior academic or professional experience working with Node.js.</li><li>Understanding of fundamental programming concepts, data structures, and algorithms.</li><li>Familiarity with relational and/or NoSQL databases (e.g., PostgreSQL, MongoDB).</li><li>Basic knowledge of version control systems, particularly Git.</li><li>Soft Skills:</li><li>Strong analytical and problem-solving skills.</li><li>Excellent verbal and written communication skills.</li><li>A proactive attitude and willingness to learn quickly.</li><li>Ability to work both independently and as part of a team.</li></ul>Job Type: Full-timeWork Location: In person

Python Intern (Node.js Experience Required)

WeUno Technologies 

We are looking for a talented Mid-Level Backend Developer to join our growing engineering team. If you have strong backend expertise, hands-on experience with modern JavaScript frameworks, and enjoy building scalable applications, this role is for you!NOTE : Please dont apply if you are freshly graduate or having less than 3 years of experience .Job Responsibilities:<ul><li>Develop and maintain robust server-side applications using Node.js, Express, and MongoDB.</li><li>Build secure and reliable RESTful Web APIs using Node.js.</li><li>Perform database development, maintenance, optimization, and reporting using MySQL and MongoDB.</li><li>Implement strong web security best practices, including OAuth for authentication and authorization.</li><li>Use Git for version control and collaborate closely with project managers and senior developers.</li><li>Work with project managers, senior developers, and business teams for task planning, sharing new ideas, demonstrating code, and resolving technical issues.</li><li>Assist team members in maintaining architecture standards, ensuring functional accuracy, and following industry best practices.</li><li>Document, record, and communicate the progress of assigned tasks to project teams and managers.</li><li>Contribute to the development and scaling of large-scale applications, ensuring performance and long-term success.</li><li>Work with and support Next.js for backend routes, server-side functions, and full-stack implementations when required.</li></ul>Preferred Skills:<ul><li>Working knowledge of SQL and NoSQL databases.</li><li>Strong understanding of version control systems like Git.</li><li>Good understanding of backend technologies and architectural patterns.</li><li>Hands-on experience with React.js and Next.js (Frontend + Backend capabilities).</li><li>Atleast 3-5 years of experience required .</li><li>Bachelor&rsquo;s degree in Computer Science, IT, or related field.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>What is your Current Salary ?</li><li>What is your Expected Salary?</li></ul>Work Location: In person

eSpark Consulting Group

We are looking for a skilled Backend Developer with hands-on experience in backend development, specifically with Node.js, Java, modern DevOps practices, and Kafka. The ideal candidate will be responsible for building scalable backend systems, designing robust APIs, and contributing to high-quality architecture and deployment workflows.Responsibilities:<ul><li>Develop, maintain, and enhance backend services using Node.js and Java, ensuring system reliability, scalability, and high performance.</li><li>Design, develop, test, and deploy RESTful APIs and backend endpoints supporting microservices and distributed architecture.</li><li>Architect and manage Apache Kafka&ndash;based event-driven systems, including topic creation, partition strategies, schema management, producers, consumers, and real-time streaming workflows.</li><li>Implement message serialization formats such as JSON, Avro, or Protobuf for Kafka-based systems.</li><li>Optimize event throughput and latency in Kafka clusters while ensuring proper load balancing and fault tolerance.</li><li>Collaborate in architectural planning, contributing to system design decisions, scalability strategies, and high-availability setups.</li><li>Develop microservices using Node.js and Java Spring Boot, ensuring modularity, clean structure, and efficient service communication.</li><li>Build CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI) for automated builds, testing, deployments, and environment configurations.</li><li>Manage DevOps workflows, including container build automation, environment setup, secrets management, and release processes.</li><li>Write infrastructure automation scripts (IaC tools or shell scripting) for smoother deployments and reproducible environments.</li><li>Work with SQL databases like MySQL and PostgreSQL, focusing on efficient schema design, indexing, and optimized query performance.</li><li>Manage NoSQL databases like MongoDB and Redis, ensuring proper data modeling and high-performance caching.</li><li>Integrate backend services with front-end applications, mobile clients, internal microservices, and third-party APIs.</li><li>Use Docker for containerization of services and apply Kubernetes for orchestration, scaling, deployment strategies, and cluster operations.</li><li>Implement API-level security controls, including authentication, authorization, RBAC, rate limiting, and token-based access.</li><li>Diagnose and resolve production incidents, using logs, metrics, and monitoring tools to perform root-cause analysis and preventive fixes.</li><li>Maintain code quality, documentation, code reviews, and adherence to engineering best practices and design patterns.</li><li>Monitor system performance and infrastructure health using Prometheus, Grafana, ELK Stack, or CloudWatch dashboards.</li><li>Optimize application performance, caching strategies, resource efficiency, and database query tuning for improved throughput.</li><li>Manage Git workflows, including branching strategies, pull/merge request reviews, version control hygiene, and release management</li><li>Build and integrate backend services with Odoo ERP, ensuring smooth data workflows, system configurations, and business logic execution.</li><li>Develop and maintain APIs and real time communication layers required for IoT-based connected systems and cloud operations.</li></ul>Requirements:<ul><li>Strong expertise in Node.js and Java, with hands-on experience in backend service development (experience with Spring Boot, Quarkus, or similar frameworks is a strong plus).</li><li>Hands-on experience working with Apache Kafka, including event streaming, pub/sub models, consumer groups, topic partitioning, and distributed messaging architectures.</li><li>Solid understanding of DevOps practices, including CI/CD pipelines, Git branching strategies, build automation, environment configuration, and automated deployment workflows.</li><li>Experience working with cloud platforms such as AWS, Azure, or GCP, covering compute services, storage solutions, IAM, networking basics, and cloud-native tooling.</li><li>Proficiency with SQL and NoSQL databases, including MySQL, PostgreSQL, MongoDB, and Redis, with strong skills in schema design, indexing, query optimization, and data modeling.</li><li>Strong knowledge of microservices architecture, API gateways, service discovery, inter-service communication patterns, and distributed systems concepts.</li><li>Advanced experience with Docker and Kubernetes, including containerization, orchestration, scaling strategies, cluster management, and deployment pipelines.</li><li>Strong problem-solving and debugging skills, with the ability to analyze issues across distributed systems and optimize overall application performance.</li><li>Excellent communication, collaboration, and teamwork abilities, with experience working closely with cross-functional teams such as DevOps, QA, Product, and Frontend.</li><li>Familiarity with monitoring and observability tools such as Grafana, Prometheus, ELK Stack, or CloudWatch for performance tracking and issue diagnosis.</li><li>Strong understanding of backend security best practices, including API security, authentication/authorization mechanisms, data protection, and secure coding standards.</li><li>Hands-on experience with Odoo ERP integration, backend communication, modular customization, and working with IoT/connected systems, including API interfacing and device-data handling.</li></ul>Nice to Have:<ul><li>Experience with additional messaging tools (RabbitMQ, SNS/SQS).</li><li>Knowledge of system design and high-availability architectures.</li><li>Understanding of backend security principles and API protection.</li><li>Experience with monitoring tools such as Prometheus, Grafana, ELK, or CloudWatch.</li></ul>Qualification: Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field.Experience: 3&ndash;4 years of professional experience as a Backend Engineer or Software Engineer.Benefits:<ul><li>Paid Time Off</li><li>Flexible Hour</li></ul>Job Type: Full-timeWork Location: In person

Explore 251+ Node.js developer in Karachi this December. Find roles across top companies and apply now to boost your career.

251 node.js developer jobs IN Karachi

Node Js Developer

Node Js Developer

Node. JS Developer

Backend Developer

Python Intern (Node.js Experience Required)

Backend Developer

Backend Developer