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senior full stack developer Jobs in Karachi

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Creative Chaos

<div><h3 class="jobSectionHeader">Job Summary</h3>
A Senior Software Engineer for Node is an associate at Creative Chaos who is mainly responsible for developing server applications of various software platforms including but not limited to writing Restful APIs to be consumed by client applications. A senior software engineer makes sure that the functionality, security and performance of the server application is as per the design and is completely bug free. Senior engineers have a responsibility to mentor their juniors and build team strength through training.<h3 class="jobSectionHeader"> 
Duties &amp; Responsibilities</h3><ul>
<li>Analyze business requirements</li>
<li>Estimate assigned tasks</li>
<li>Write code and unit tests</li>
<li>Collaborate with other team members</li>
<li>Tune your code for enhanced security and performance</li>
<li>Maintain systems by fixing any existing issues</li>
<li>Update issue tracking software</li>
<li>Provide status updates</li>
<li>Communicate with client</li>
<li>Control versions of your code</li>
<li>Research new technologies</li>
<li>Lead a team of software engineers</li>
<li>Mentor team members through training and guidance</li>
<li>Upgrade skills and knowledge</li>
<li>Evaluate candidates for open positions</li>
</ul>Requirements<ul>
<li>Minimum Bachelors in Computer Science/Software Engineering or equivalent.</li>
<li>Minimum 3-5 years of related experience in professional industry</li>
<li>Strong communication skills</li>
<li>Strong proficiency in Javascript technologies</li>
<li>Knowledge of NodeJS and its available frameworks such as ExpressJS and NestJS</li>
<li>Knowledge and experience in writing backend components and Restful APIs</li>
<li>Understanding of security standards and compliances</li>
<li>Experience with different relational and schemaless databases such as MySQL, PostgreSQL and MongoDB</li>
<li>Creating database structure for the required functionality</li>
<li>Experience with writing unit tests and ensuring the minimum 90% test coverage</li>
<li>Knowledge of and experience with Github, JIRA and other collaboration tools</li>
<li>Understanding of fundamental concepts and design principles</li>
<li>Basic understanding of front-end technologies</li>
<li>Flexible attitude and versatile personality</li>
<li>Strong presentation skills</li>
<li>Strong influence among team members</li>
</ul>Benefits<ul>
<li>Paid Time Off</li>
<li>Work From Home</li>
<li>Health Insurance</li>
<li>OPD</li>
<li>Training and Development</li></ul></div>

Senior Software Engineer - Node

<div>
 
 Job Summary
 
 
 
 A Senior Software Engineer for Node is an associate at Creative Chaos who is mainly responsible for developing server applications of various software platforms including but not limited to writing Restful APIs to be consumed by client applications. A senior software engineer makes sure that the functionality, security and performance of the server application is as per the design and is completely bug free. Senior engineers have a responsibility to mentor their juniors and build team strength through training.
 
 
 
 Duties &amp; Responsibilities
 
 
 
 <ul>
 <li>
 Analyze business requirements
 </li>
 <li>
 Estimate assigned tasks
 </li>
 <li>
 Write code and unit tests
 </li>
 <li>
 Collaborate with other team members
 </li>
 <li>
 Tune your code for enhanced security and performance
 </li>
 <li>
 Maintain systems by fixing any existing issues
 </li>
 <li>
 Update issue tracking software
 </li>
 <li>
 Provide status updates
 </li>
 <li>
 Communicate with client
 </li>
 <li>
 Control versions of your code
 </li>
 <li>
 Research new technologies
 </li>
 <li>
 Lead a team of software engineers
 </li>
 <li>
 Mentor team members through training and guidance
 </li>
 <li>
 Upgrade skills and knowledge
 </li>
 <li>
 Evaluate candidates for open positions
 
 
 </li>
 </ul>
 
 Requirements
 
 
 
 <ul>
 <li>
 Minimum Bachelors in Computer Science/Software Engineering or equivalent
 </li>
 <li>
 Minimum 3-5 years of related experience in professional industry
 </li>
 <li>
 Strong communication skills
 </li>
 <li>
 Strong proficiency in Javascript technologies
 </li>
 <li>
 Knowledge of NodeJS and its available frameworks such as ExpressJS and NestJS
 </li>
 <li>
 Knowledge and experience in writing backend components and Restful APIs
 </li>
 <li>
 Understanding of security standards and compliances
 </li>
 <li>
 Experience with different relational and schemaless databases such as MySQL, PostgreSQL and MongoDB
 </li>
 <li>
 Creating database structure for the required functionality
 </li>
 <li>
 Experience with writing unit tests and ensuring the minimum 90% test coverage
 </li>
 <li>
 Knowledge of and experience with Github, JIRA and other collaboration tools
 </li>
 <li>
 Understanding of fundamental concepts and design principles
 </li>
 <li>
 Basic understanding of front-end technologies
 </li>
 <li>
 Flexible attitude and versatile personality
 </li>
 <li>
 Strong presentation skills
 </li>
 <li>
 Strong influence among team members
 
 
 </li>
 </ul>
 
 Benefits
 
 
 
 <ul>
 <li>
 Paid Time Off
 </li>
 <li>
 Work From Home
 </li>
 <li>
 Health Insurance
 </li>
 <li>
 OPD
 </li>
 <li>
 Training and Development
 </li>
 </ul>
</div>

Digitrends

Senior Fullstack Engineer (Next.js 15, React 19, TypeScript + Ruby on Rails 7.1) (7+ yrs)Responsibilities&middot; Design, develop, and maintain scalable fullstack web applications.&middot; Build robust GraphQL APIs using Ruby on Rails 7.1.&middot; Implement modern, responsive UIs with Next.js 15, React 19, and TypeScript.&middot; Collaborate with product managers, designers, and engineers to deliver features end-to-end.&middot; Ensure application security, performance, and maintainability.&middot; Lead code reviews, mentor junior engineers, and enforce best practices.&middot; Deploy, monitor, and maintain services using Docker and Kamal.Requirements&middot; 7+ years of experience.&middot; Strong expertise in Ruby on Rails, React, and TypeScript.&middot; Experience with multi-tenant SaaS applications.&middot; Knowledge of authentication/authorization frameworks and state management.&middot; Familiarity with CI/CD pipelines and Docker-based deployments.&middot; Strong problem-solving, debugging, and communication skills.Tech Stack&middot; Backend: Ruby on Rails 7.1, GraphQL-Ruby, PostgreSQL, Apartment, Devise, Cancancan, Rolify, Solid Queue, Solid Cache, Mission Control Jobs, Ransack&middot; Frontend: Next.js 15, React 19, TypeScript, Zustand, Radix UI, Tailwind CSS, React Hook Form, Zod, Tiptap, DnD Kit, TanStack React Table, Next-Intl, Next-Auth, Recharts&middot; Tools: Apollo Client, Google Cloud Storage, Roo, Down, Lograge, Brakeman&middot; Deployment: Kamal (Docker-based)Job Types: Full-time, ContractPay: Rs400,000.00 - Rs900,000.00 per monthWork Location: In person

Senior Full Stack Engineer

VIDIZMO LLC

<div>We're seeking passionate, driven, and self-motivated individuals to join our team. If you're eager to grow in a dynamic environment and be part of a company that&rsquo;s at the forefront of AI innovation, this is your chance to hit the ground running. 


VIDIZMO is a USA-based technology company headquartered in Tysons, Virginia, and a Microsoft Solutions Partner in Data &amp; AI, Infrastructure, and Digital &amp; App Innovation. Offering a AI-Powered Intelligence Hub, we empower Fortune 500 companies, large enterprises, governments, and the public sector to securely manage, analyze, and govern their data with complete control and compliance. 


Our Multimodal AI Data Intelligence Platform leverages Large Language Models (LLMs) and RAG (Retrieval-Augmented Generation) to deliver powerful capabilities such as auto-tagging, redaction, content summarization, OCR, translation, subtitle creation, object detection and tracking, content search, sentiment and emotion analysis, topic extraction, document classification, and facial attribute detection. 
Responsibilities:

Develop and architect complex web applications using cutting-edge front-end technologies and frameworks.

Utilize strong knowledge of JavaScript, to build efficient, reusable, and scalable code.

Apply Object-Oriented Programming (OOP) principles to create robust and maintainable code structures.

Implement and optimize algorithms and data structures to solve complex problems and improve application performance.

Design and implement software design patterns to enhance code quality and maintainability.

Analyze and optimize browser performance and understand intricacies of browser rendering, caching, and DOM manipulation.

Collaborate closely with design and back-end teams to translate UI/UX designs into functional and responsive interfaces.

Conduct code reviews, provide constructive feedback, and mentor junior team members.

Stay updated with the latest front-end technologies, tools, and best practices. 
Required Skills:

Extensive experience in JavaScript, with a deep understanding of its core concepts and best practices.

Strong proficiency in Object-Oriented Programming (OOP) and its application in front-end development.

Strong knowledge of Angular 2+.

Proficiency in algorithms, data structures, and problem-solving skills.

Solid understanding of design patterns and their practical implementation in JavaScript applications.

Thorough knowledge of browser concepts, performance optimization, and debugging techniques.

Experience with modern front-end frameworks/libraries such as React, or Vue.js.

Ability to analyze complex technical problems and propose innovative solutions.

Excellent communication skills and ability to collaborate effectively within a team.

Bachelor&rsquo;s degree in computer science, Engineering, or a related field (or equivalent work experience). 
 
Qualifications: 
<ul>
<li>
BS in Computer Science, Software Engineering or IT related field</li>
<li>3-4 years of experience in front end development</li></ul> 


Benefits: Health Insurance (OPD/IPD), Separate Maternity Cover, Leave encashment, Car Support Program, Referral Bonus, EOBI, Bi-Annual Increment. Provident Fund, Career Growth, Bonus 
Multiple Locations: Pakistan, India, UAE, Australia, Canada &amp; USA (benefits vary based on location)</div>

Senior Frontend Engineer

Shispare

Job SummaryWe are looking for a highly skilled Senior Software Engineer with hands-on expertise in the MEAN/MERN stack (MongoDB, Express.js, Angular/React, Node.js) and experience with modern frameworks such as Next.js and NestJS. The ideal candidate will be responsible for designing and developing scalable, secure, and high-performance applications. This role involves close collaboration with cross-functional teams, mentoring junior developers, and actively contributing to key architectural decisions that will shape our product roadmap.Key Responsibilities<ul><li>Design, develop, and maintain web applications using MEAN or MERN stack technologies.</li><li>Develop RESTful APIs and integrate with front-end frameworks (Angular/React).</li><li>Ensure application performance, scalability, and security by following best practices.</li><li>Collaborate with product managers, UI/UX designers, and QA teams to deliver quality solutions.</li><li>Conduct code reviews, provide mentorship, and help maintain high engineering standards.</li><li>Participate in system design and architecture discussions.</li><li>Troubleshoot, debug, and upgrade existing applications.</li><li>Stay updated with the latest trends in Angular, React, and Node.js to suggest process and tech improvements.</li></ul>Required Qualifications<ul><li>Bachelor&rsquo;s or Master&rsquo;s degree in Computer Science, Software Engineering, or related field.</li><li>5+ years of professional experience in full-stack development using MEAN/MERN stack.</li><li>Strong proficiency in MongoDB, Express.js, Angular and/or React, Node.js and experience with modern frameworks such as Next.js and NestJS.</li><li>Experience with state management libraries (Redux, NgRx) and component-driven architecture.</li><li>Solid understanding of RESTful API design and integration.</li><li>Strong grasp of software engineering principles, design patterns, and best practices.</li><li>Familiarity with Git, CI/CD pipelines, and Agile methodologies.</li><li>Excellent problem-solving, communication, and collaboration skills.</li></ul>Preferred Skills (Nice to Have)<ul><li>Experience with TypeScript, or Angular latest versions.</li><li>Exposure to microservices architecture, containerization (Docker, Kubernetes), and cloud platforms (AWS, Azure, GCP).</li><li>Knowledge of automated testing tools (Jest, Mocha, Cypress).</li><li>Performance tuning and database optimization experience.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>Current Salary</li><li>Expected Salary</li></ul>Experience:<ul><li>MERAN/MERN: 4 years (Preferred)</li></ul>Work Location: In person

Sr. Software Engineer – MEAN/MERN Stack

Cubix Pvt Ltd

Cubix is Hiring: Software Engineer- PHP Karachi | Full-time Onsite | Monday to Friday Are you a talented PHP developer looking for your next challenge, or a motivated fresh graduate eager to kickstart your career? Cubix is expanding its team and we are looking for passionate individuals : Senior PHP Developer .Key Requirements: 2-3 year experience Bachelor's Degree is a must. Strong proficiency in PHP (OOP, design patterns, error handling). Solid experience with MySQL, including writing complex queries, optimizing performance, and ensuring data integrity. Hands-on experience with MVC frameworks (Laravel, CodeIgniter). Good understanding of RESTful APIs and integration. Knowledge of version control (Git) and deployment workflows. Familiarity with front-end technologies like HTML5, CSS3, and JavaScript is a plus. To Apply send your resumes at zoha.hassan@cubixlabs.com mentioning the role in the subject lineJob Type: Full-timeWork Location: In person

Software Engineer-PHP

Pavago

About the Role
 We are looking for an experienced Senior Full-Stack Software Engineer (Product & Infrastructure) to join our dynamic and innovative team. This role requires a versatile engineer who thrives in a fast-paced environment, handling end-to-end software development—from system architecture to deployment and maintenance. The ideal candidate is proficient across the stack and capable of driving technical direction and infrastructure design independently.
 
Key Responsibilities
 
Full-Stack Software Development: 
<ul>
<li>Build, deploy, and maintain high-quality web applications using modern frameworks and technologies</li>
<li>Ensure scalable, maintainable, and secure code practices across front-end and back-end systems.</li>
</ul>
Infrastructure and System Architecture: 
<ul>
<li>Design and implement robust system architecture, ensuring scalability and reliability.</li>
<li>Manage cloud infrastructure, including deploying and maintaining applications and services.</li>
</ul>
Database and Data Management: 
<ul>
<li>Develop and optimize databases to ensure high performance and reliability.</li>
<li>Implement data management strategies using modern database technologies and tools.</li>
</ul>
Integration and API Development: 
<ul>
<li>Develop and maintain API integrations with third-party services and internal tools.</li>
<li>Collaborate with various teams to integrate and enhance application functionality.</li>
</ul>
Technical Leadership: 
<ul>
<li>Mentor junior engineers, guiding best practices and technical standards.</li>
<li>Collaborate closely with cross-functional teams including product management, design, and QA to deliver high-quality products.</li>
</ul>
Technology Stack
 <ul>
<li>Languages & Frameworks: JavaScript, TypeScript, React, Next.js, Node.js.</li>
<li>Databases & ORMs: SQL, NoSQL, ORM frameworks, Supabase.</li>
<li>Cloud & Infrastructure: AWS, Azure, GCP, Docker, Kubernetes, Digital Ocean.</li>
<li>Integration & APIs: RESTful APIs, authentication services, payment gateways, email service providers.</li>
<li>Tools & Practices: Git, CI/CD pipelines, automated testing, agile methodologies.</li>
</ul>
Qualifications & Experience
 <ul>
<li>Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience).</li>
<li>4+ years of experience as a full-stack software engineer, with proven experience in system architecture and infrastructure management.</li>
<li>Extensive experience with modern JavaScript frameworks (React, Next.js, Node.js).</li>
<li>Strong expertise in database design, management, and optimization.</li>
<li>Proven track record of independently taking software projects from conception to deployment.</li>
<li>Proven experience with cloud infrastructure services and DevOps practices.</li>
</ul>
Preferred Skills
 <ul>
<li>Master's degree in Computer Science, Software Engineer, or related field.</li>
<li>Experience integrating AI and machine learning solutions into software products.</li>
<li>Knowledge of UI/UX principles for effective collaboration with product designers.</li>
<li>Experience working in agile environments with cross-functional teams.</li>
</ul>
Soft Skills
 <ul>
<li>Excellent communication and problem-solving skills.</li>
<li>Strong organizational and leadership abilities.</li>
<li>Capable of managing multiple priorities effectively.</li>
<li>Proactive, resourceful, and able to quickly adapt to new technologies.</li>
</ul>
Why Join Us?
 <ul>
<li>Opportunity to work on innovative products and cutting-edge technologies.</li>
<li>Collaborative, growth-oriented work environment.</li>
<li>Autonomy in technical decision-making and career development opportunities.</li>
</ul>

Senior Full Stack Software Engineer (Product & Infrastructure)

Explore 622+ Senior javascript engineer in Karachi this October. Find roles across top companies and apply now to boost your career.

622 senior javascript engineer jobs IN Karachi

Senior Software Engineer - Node

Senior Software Engineer - Node

Senior Full Stack Engineer

Senior Frontend Engineer

Sr. Software Engineer – MEAN/MERN Stack

Software Engineer-PHP

Senior Full Stack Software Engineer (Product & Infrastructure)