full stack developer

software developer

java developer

senior full stack developer Jobs in Karachi

senior full stack developer

node js developer

senior javascript developer

Optimize BPO & IT Services

Job Title: Senior React Native DeveloperLocation: Hybrid-Karachi Experience: 6+ Years Employment Type: Full-timeAbout the RoleWe are looking for a Senior React Native Developer who can take ownership of mobile application development, build high-performance cross-platform apps, and mentor junior developers. You will collaborate closely with product managers, designers, and backend engineers to deliver scalable and user-centric mobile solutions.Key Responsibilities<ul><li>Design, develop, and maintain high-quality React Native applications for iOS and Android</li><li>Translate product requirements and UI/UX designs into clean, scalable code</li><li>Optimize applications for performance, reliability, and scalability</li><li>Integrate RESTful APIs, third-party services, and SDKs</li><li>Lead code reviews and enforce best practices and coding standards</li><li>Troubleshoot, debug, and resolve production issues</li><li>Mentor junior developers and contribute to technical decision-making</li><li>Collaborate with cross-functional teams in an agile environment</li><li>Ensure app security, data protection, and compliance standards</li></ul>Required Skills &amp; Qualifications<ul><li>4+ years of experience in mobile application development</li><li>Strong hands-on experience with React Native</li><li>Proficiency in JavaScript (ES6+), TypeScript</li><li>Experience with Redux, Context API, or other state management tools</li><li>Solid understanding of mobile UI/UX principles</li><li>Experience integrating REST APIs and handling async data</li><li>Familiarity with Android and iOS build processes</li><li>Experience with Git and collaborative development workflows</li><li>Strong problem-solving and communication skills</li></ul>What We Offer:<ul><li>Opportunity to lead a growing marketing team and shape the company&rsquo;s brand presence.</li><li>Competitive salary and performance-based incentives.</li><li>A dynamic and collaborative work environment.</li></ul>Job Type: Full-timeWork Location: In person

Senior React Native 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

PROBYTE - Apps Unit

Job descriptionWe are looking for a Lead React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.Responsibilities:<ul><li>Lead the development of complex mobile applications using React Native.</li><li>Architect, design, and implement features that adhere to the best practices and industry standards.</li><li>Collaborate with designers, product managers, and other developers to define project requirements and specifications.</li><li>Mentor and provide guidance to junior developers, helping them improve their skills.</li><li>Perform code reviews and ensure code quality and performance.</li><li>Troubleshoot and resolve issues and bugs in existing applications.</li><li>Stay up-to-date with the latest trends and technologies in mobile app development.</li><li>Contribute to the development of coding standards and best practices within the team.</li><li>Build pixel-perfect, buttery smooth uis across both mobile platforms.</li><li>Leverage native apis for deep integrations with both platforms.</li><li>Diagnose and fix bugs and performance bottlenecks for performance that feels native.</li><li>Reach out to the open source community to encourage and help implement mission-critical software fixesreact native moves fast and often breaks things.</li><li>Maintain code to ensure the project is of the highest quality.</li><li>Write reusable, effective, as well as scalable JavaScript code and create interchangeable front-end modules</li><li>Make use of additional JavaScript libraries such as Redux to make asynchronous API calls as well as improve the performance of the websites/mobile apps.</li></ul>Skills<ul><li>Firm grasp of the JavaScript and typescript language and its nuances, including es6+ syntax</li><li>Knowledge of functional or class based components</li><li>Write reusable, effective, as well as scalable JavaScript code and create interchangeable front-end modules</li><li>Rock solid at working with third-party dependencies and debugging dependency conflicts</li><li>Familiarity with native build tools, like xcode, gradle</li><li>Understanding of rest apis, the document request model, and offline storage</li><li>Knowledge on redux (thunk or saga) state management tool</li><li>Experience with source-code management systems like git.</li></ul>Job Type: Full-timePay: Rs150,000.00 - Rs250,000.00 per monthWork Location: In person

React Native Developer/ Senior React Native Developer

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)

SolsPro

Position: Senior CMS Developer Expertise: Shopify, Custom WordPress, Squarespace, WixJob Description: We are looking for a Senior CMS Developer with strong expertise in Shopify, Custom WordPress, Squarespace, and Wix. The ideal candidate will be responsible for developing, customizing, and maintaining responsive websites, ensuring high performance, SEO optimization, and seamless user experience.Requirements:<ul><li>3+ years of proven experience in CMS development.</li><li>Proficiency in Shopify, Custom WordPress, Squarespace, Wix.</li><li>Strong skills in HTML, CSS, JavaScript, and Liquid (Shopify).</li><li>Ability to customize themes, develop plugins, and integrate APIs.</li><li>Excellent problem-solving skills and attention to detail.</li></ul>Location: Tipu Sultan Road, Karachi.Shift night 9pm-6amJob Type: Full-timePay: Up to Rs130,000.00 per monthApplication Question(s):<ul><li>Are you open to work in night shift 9pm-6am?</li></ul>Experience:<ul><li>CMS Development: 2 years (Required)</li><li>Shopify: 2 years (Required)</li><li>Squarespace &amp; WiX: 2 years (Required)</li><li>Custom Wordpress Development: 2 years (Required)</li></ul>Work Location: In person

CMS Developer - Night Shift

Stackly Solutions (Pvt) Ltd.

Description: We are looking for a Senior CMS Developer to join our Karachi-based team. This is a full-time on-site position. The ideal candidate must have strong experience in CMS development (WordPress/Shopify/Magento or similar), theme customization, plugin development, and API integrations.Requirements:<ul><li>Proven experience as a CMS Developer</li><li>Strong grip on PHP, MySQL, HTML, CSS, JavaScript</li><li>Experience in custom themes &amp; plugins</li><li>Ability to handle complex CMS projects</li><li>Good communication &amp; problem-solving skills</li></ul>Job Details:<ul><li>Location: Karachi (On-site)</li><li>Timing: 3:00 PM to 12:00 AM</li><li>Salary: Market competitive</li><li>Position: Full-time</li></ul>Interested candidates can apply with their resume and portfolio.Job Types: Full-time, Part-time, Temporary, Contract, Internship, FresherPay: Rs50,000.00 - Rs75,000.00 per monthWork Location: In person

Senior CMS Developer Required – Karachi Based (On-Site)

Stallyons Technologies

Junior React Native DeveloperWe are looking for a Junior React Native Developer who is eager to learn and help build mobile applications for both iOS and Android. In this role. This position is ideal for someone who has good experience with React Native and wants to grow their skills in a supportive environment.Responsibilities<ul><li>Developing and maintaining mobile applications using React Native.</li><li>Build simple and user-friendly UI components.</li><li>Integrate APIs and handle basic data storage.</li><li>Help identify and fix bugs with guidance from senior developers.</li><li>Follow coding standards and best practices.</li><li>Participate in code reviews and team discussions.</li><li>Support testing and improving app performance.</li></ul>Requirements<ul><li>Knowledge of JavaScript (ES6+) and React Native.</li><li>Understanding of REST APIs and API integration.</li><li>Familiarity with third-party libraries and packages.</li><li>Knowledge of mobile app concepts for iOS and Android.</li><li>Willingness to learn native tools like Xcode and Gradle.</li><li>Ability to write clean and readable code.</li><li>Good communication and teamwork skills.</li></ul>Location: Gulshan e Iqbal, Karachi.Timings: 10AM to 7PMJob Type: Full-timeWork Location: In person

Junior React Native Developer

Explore 671+ Senior javascript developer in Karachi this December. Find roles across top companies and apply now to boost your career.