senior full stack developer Jobs in Karachi

senior full stack developer

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senior software engineer i - fullstack Jobs in Karachi

senior software engineer i - fullstack

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VIRTUOSOFT

Job OverviewWe are seeking a skilled Full Stack Engineer with strong expertise in TypeScript, Next.js, NestJS, React, and Node.js. The ideal candidate will build high-quality, end-to-end web applications, including scalable backend services and responsive front-end experiences. This role requires strong architectural understanding, performance-focused development, and hands-on experience with relational and non-relational databases.Key Responsibilities<ul><li>Develop and maintain full-stack applications using Next.js, NestJS, React, and Node.js</li><li>Write clean, reusable, high-quality TypeScript code</li><li>Build secure and efficient RESTful APIs and microservices</li><li>Work with PostgreSQL, SQL, and MongoDB for optimized data handling</li><li>Collaborate with Product, UX/UI, and cross-functional teams</li><li>Implement responsive front-end designs with excellent user experience</li><li>Optimize application performance, scalability, and reliability</li><li>Participate in code reviews and ensure code quality standards</li><li>Support DevOps processes including Git, CI/CD pipelines, and cloud deployments</li><li>Stay updated with emerging tools, frameworks, and industry best practices</li></ul>Required Qualifications<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or related field</li><li>3&ndash;6 years of professional full-stack development experience</li><li>Strong command of TypeScript and modern JavaScript (ES6+)</li><li>Expertise with Next.js, React, and NestJS</li><li>Solid backend experience using Node.js</li><li>Strong database skills in PostgreSQL, SQL, MongoDB</li><li>Proficiency in REST API development and integration</li><li>Experience with authentication/authorization (JWT, OAuth)</li><li>Understanding of architecture patterns (MVC, microservices) and clean coding</li><li>Familiarity with Docker, CI/CD, Git, and cloud platforms (AWS/Azure/GCP)</li><li>Strong problem-solving skills and ability to work in a collaborative environment</li></ul>Preferred Skills<ul><li>Experience with SSR and SSG in Next.js</li><li>Knowledge of GraphQL, WebSockets, or microservices</li><li>Experience with front-end testing (Jest, Cypress, RTL)</li><li>Familiarity with Agile/Scrum methodologies</li><li>Experience in performance optimization and security practices</li></ul>What We Offer<ul><li>Competitive salary and benefits</li><li>Professional development and growth opportunities</li><li>Modern tech stack and collaborative team culture</li><li>Work on innovative projects with global exposure</li></ul>Job Type: Full-timeWork Location: In person

Full Stack Engineer

Bhayani Securities Pvt. Ltd.

About BSLBhayani Securities (BSL) is one of the most established brokerage houses on the Pakistan Stock Exchange. We&rsquo;re currently rebuilding our technology stack as a tech-first brokerage, with in-house engineering, modern platforms, and heavy use of AI tooling in our workflow.Role SummaryWe are hiring a Senior Full-Stack Engineer. This is a senior, individual-contributor role with architectural responsibility: you will define the technical direction, make key trade-offs, and deliver robust, production-grade systems.Key ResponsibilitiesEnd-to-end application development<ul><li>Design and build multi-surface applications (web, mobile, desktop) for client and internal use.</li><li>Implement and maintain back-end services in Node.js with PostgreSQL as the primary database.</li><li>Build modern front-end interfaces with React, based on Figma designs from the UI team.</li><li>Translate product requirements into clear technical tasks and ship features in small, reliable increments.</li></ul>Systems architecture &amp; integration<ul><li>Design application architecture suitable for real-time, data-heavy financial workflows and multi-user environments.</li><li>Define and maintain clean API contracts between applications and the OMS / market-data systems, working with the existing FIX/OMS development team.</li><li>Ensure the system design supports future extensions (new modules, analytics features, additional channels) without rewrites.</li></ul>On-prem infrastructure &amp; DevOps<ul><li>Deploy, run, and monitor applications on local, in-office servers (Linux-based).</li><li>Set up and maintain CI/CD pipelines, automated testing, and repeatable deployments.</li><li>Configure and manage PostgreSQL in production: schema design, indexing, migrations, backups, and recovery drills.</li><li>Implement logging, metrics, and alerting so issues can be detected and diagnosed quickly.</li><li>Handle releases, environment configuration, and versioning across web, mobile, and desktop builds.</li></ul>UI implementation &amp; collaboration<ul><li>Work closely with the design team: consume Figma files, give practical feedback, and implement pixel-accurate, responsive UIs.</li><li>Ensure good UX under realistic constraints: latency, bandwidth, hardware limitations, and real user behaviour in a brokerage context.</li></ul>AI-enabled engineering &amp; internal tools<ul><li>Use AI coding tools (e.g. ChatGPT, Cursor, GitHub Copilot) as a core part of your workflow to speed up development without compromising quality.</li><li>Design and build customer-facing features and tools powered by LLM APIs (e.g. OpenAI) inside our web, mobile, and desktop products.</li></ul>Lifecycle ownership<ul><li>Own your code in production: debugging, performance tuning, and iterative improvement.</li><li>Plan and execute refactors when necessary to keep the codebase maintainable.</li><li>Maintain technical documentation that&rsquo;s concise and actually useful.</li></ul>Required Skills &amp; ExperienceCore engineering<ul><li>6+ years of professional experience as a full-stack engineer building production systems end-to-end.</li><li>Strong command of Node.js for backend development.</li><li>Strong command of React for front-end development (hooks, state management, routing, forms).</li><li>Solid experience with PostgreSQL: schema design, query optimisation, indexing, migrations.</li><li>Experience building data-intensive, multi-user applications with a focus on correctness and reliability.</li></ul>Platforms &amp; deployment<ul><li>Experience delivering web applications in production using React + Node.js back-ends.</li><li>Experience building and shipping mobile applications (preferably with React Native, including App Store / Play Store releases).</li><li>Experience packaging applications for Windows desktop users.</li><li>Comfortable working with Linux servers, networking basics, reverse proxies, and SSL/TLS.</li><li>Hands-on experience setting up CI/CD pipelines and automated testing for both front-end and back-end code.</li><li>Experience implementing secure authentication, authorization, and basic application security best-practices.</li></ul>AI &amp; automation<ul><li>Daily, practical use of AI coding tools (ChatGPT, Cursor, Copilot, etc.) as part of your engineering process.</li></ul>Way of working<ul><li>Able to work independently with high ownership: take a high-level requirement from the founder and drive it to production without micro-management.</li><li>Comfortable operating in a founder-led environment where priorities can shift and we iterate quickly.</li><li>Clear, concise communication in writing and in person; able to keep non-engineering stakeholders updated without over-explaining.</li></ul>Nice to Have(Not required, but a strong plus.)<ul><li>Experience in brokerage, trading, market data, or fintech systems.</li><li>Experience with on-premises deployments in regulated or security-sensitive environments.</li><li>Experience optimising systems for low latency and high-throughput event streams.</li></ul>Job Type: Full-timePay: From Rs300,000.00 per monthWork Location: In person

Senior Full-Stack Engineer / Architect

Taraki

<div>
 The role is fully
 
 remote
 
 with the expectation to be available throughout US EST hours (7pm - 3am Pakistan time).
 
 
 
 About The Role
 
 
 
 We are working with a funded US startup that is hiring a Full Stack Engineer (Python, Kubernetes, AWS) to lead the migration of backend services to a containerized microservices architecture. You'll architect and implement scalable, event-driven systems that power real-time fleet control and analytics, while integrating tightly with their existing cloud infrastructure.
 
 
 
 About The Company
 
 
 
 The Company delivers a unified, brand-agnostic platform for deploying, controlling, and monitoring mobile robot fleets in manufacturing and logistics environments. They offer real-time performance insights and mission automation via a single dashboard, helping customers scale robotics operations efficiently and with zero downtime
 
 
 
 Required:
 
 
 
 <ul>
 <li>
 Experience leading a cloud to on-prem migration using Kubernetes from Day 0 - 365
 </li>
 <li>
 Proficiency with IaaC tools (Terraform preferred) and Helm Charts
 </li>
 <li>
 Proficiency with GitOps principles and tools (ArgoCD preferred)
 </li>
 <li>
 Experience with containerization technologies (Docker)
 </li>
 <li>
 Experience with Python backend development
 </li>
 <li>
 Working on EST hours
 
 
 
 </li>
 </ul>
 
 Nice to have:
 
 
 
 <ul>
 <li>
 Experience with high frequency data streams and storage with technologies like Kafka, ZeroMQ, RabbitMQ, ROS
 </li>
 <li>
 Experience with multiple cloud providers
 
 
 
 </li>
 </ul>
 
 Why Join?
 
 
 
 <ul>
 <li>
 Fully remote position but requires US EST availability (7pm - 3am Pakistan time)
 </li>
 <li>
 Competitive monthly compensation of $3,000 to $4,500 USD based on experience
 
 </li>
 </ul>
</div>

Full Stack Engineer (Python, Kubernetes, AWS)

Pivotize Consulting

Technology Stack:Angular 12+, .NET Core 8, SQL Server 2019 Enterprise Edition, Redis, SQL Lite, ODataRole Summary:We are seeking a highly experienced Full-Stack Engineer responsible for end-to-end performance, security, and release optimization across frontend, backend, and infrastructure layers. This role will focus on improving system speed, scalability, and resilience while ensuring compliance with modern white-box, grey-box, and black-box testing standards.Key Responsibilities:&middot; Profile and optimize Angular 12+ components, applying lazy loading, OnPush strategy, and efficient data handling.&middot; Analyze and refactor .NET Core 8 APIs for performance, scalability, and security.&middot; Optimize SQL Server queries, stored procedures, indexes, and implement advanced features like partitioning, materialized views, columnstore Indexes, In-Memory OLTP, Query Store, controls (CPU, memory, and I/O resource allocation), Scale-Out with Sharding.&middot; Conduct release management optimization: IIS tuning, caching strategies, connection pooling, and CI/CD performance improvements.&middot; Collaborate with product leadership to define and achieve measurable performance goals.&middot; Conduct and close pen testing issues ensuring adherence to OWASP standards.&middot; Design scalable microservices-ready architecture for long-term growth.Required Skills&middot; 8+ years of full-stack development experience in Angular, .NET Core, and SQL Server.&middot; Expert in SQL Server performance tuning, query optimization, indexing, and partitioning.&middot; Strong understanding of IIS performance configuration and Redis caching.&middot; Hands-on with performance profiling tools (.NET Profiler, SQL Profiler, Chrome DevTools, Lighthouse).&middot; Experience in microservices design, Docker, Kubernetes, and cloud deployment pipelines.&middot; Knowledge of OWASP and security testing tools (Burp Suite, OWASP ZAP).Preferred Skills / Experience&middot; Experience optimizing enterprise-grade web platforms handling large data sets.&middot; Background in DevOps and CI/CD pipeline performance tuning.Key Performance Indicators (KPIs)&middot; Reduce page load time to under 2 seconds for major modules.&middot; Achieve 60% reduction in average API response time.&middot; Resolve 100% of identified pen testing issues within SLA.&middot; Implement database improvements reducing query execution time below 2 secondJob Type: Full-timePay: From Rs250,000.00 per monthApplication Question(s):<ul><li>What is your current salary?</li><li>What is your expected salary?</li><li>What is your notice period?</li><li>Since it's an on-site role, would you be able to commute to Bahria Complex 1, Lalazar, M.T.Khan Road for interview &amp; job?</li></ul>Work Location: In person

Senior Full-Stack Engineer (Angular & .Net Only)

MarketCube.io

Job SummaryThis is a full-time, on-site role focused on backend-heavy development with the flexibility to contribute to frontend features when required. You will build scalable APIs, work on marketplace workflows, and develop dashboards used by sellers, admins, and enterprise clients.Key Responsibilities<ul><li>Develop and maintain backend services using Node.js and MongoDB</li><li>Build and optimize REST APIs and marketplace logic</li><li>Design and manage MongoDB data models, queries, and indexes</li><li>Develop UI components and dashboards in React.js</li><li>Integrate third-party APIs (payments, logistics, identity, messaging)</li><li>Debug and resolve full-stack issues</li><li>Work closely with Product, QA, UI/UX, and Support teams</li><li>Participate in architecture, sprint planning, and code reviews</li><li>Follow Git/GitHub workflows and engineering best practices</li></ul>Required Qualifications<ul><li>Minimum 4 years of full-stack development experience</li><li>Strong hands-on skills in Node.js, MongoDB, and React.js</li><li>Proficiency in JavaScript (ES6+)</li><li>Experience building and consuming RESTful APIs</li><li>Strong debugging and problem-solving skills</li><li>Experience using Git/GitHub</li><li>Ability to work on-site in Karachi</li></ul>Preferred Skills<ul><li>Experience with SaaS, marketplaces, or e-commerce systems</li><li>Experience with Typescript</li><li>Understanding of queues, microservices, or asynchronous patterns</li><li>Exposure to GCP, Docker, or CI/CD</li><li>Experience with Stripe, logistics, or workflow integrations</li></ul>What We Offer<ul><li>Flexible working hours</li><li>Work on a global SaaS platform used across multiple countries</li><li>Career growth opportunities (Full Stack Lead / Engineering Manager)</li><li>A collaborative and modern engineering environment</li><li>High ownership and autonomy</li></ul>How to ApplySend your CV to: Ali.haider@marketcube.io Subject: Senior Full Stack Engineer &ndash; KarachiJob Type: Full-timeExperience:<ul><li>React, Node Js, Full Stack Development: 4 years (Required)</li></ul>Work Location: In person

Senior Full Stack Engineer (React.js / Node.js / MongoDB)

Sofstica

Key Responsibilities1. AI Agent Development: Design and implement advanced AI agents using Python, LangChain, LangGraph, and modern frameworks for reasoning, decision-making, and workflow orchestration.2. Full-Stack Integration: Build scalable backend services with Java SpringBoot, intuitive frontends with Next.js, and mobile apps with Flutter to deliver AI-powered products.3. Deployment &amp; Scalability: Deploy and maintain AI models in production environments.4. Cross-Team Collaboration: Partner with product and engineering teams to translate business logic into robust AI architectures and user-centric features.QualificationsTechnical Expertise:<ul><li>Excellent analytical, coding, and debugging skills in Python.</li><li>Hands-on experience building AI agents, RAG pipelines, or autonomous systems with frameworks like LangChain/LangGraph.</li><li>Solid understanding of data structures, algorithms, and system design for solving complex technical challenges.</li><li>Familiarity with frontend (Next.js/React) and mobile (Flutter) development, as well as backend development using Java SpringBoot (REST APIs, microservices, database integration).</li></ul>Mindset:<ul><li>Analytical problem-solver with a focus on writing clean, efficient, and scalable code.</li><li>Ability to balance rapid prototyping with production-grade engineering.</li><li>Strong communication skills to articulate technical trade-offs to diverse teams.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>How many years of relevant experience do you have? </li></ul>Education:<ul><li>Bachelor's (Required)</li></ul>Location:<ul><li>Karachi (Required)</li></ul>Work Location: In person

Full Stack AI Engineer (1+ yrs experienced)

Key Responsibilities1. AI Agent Development: Design and implement advanced AI agents using Python, LangChain, LangGraph, and modern frameworks for reasoning, decision-making, and workflow orchestration.2. Full-Stack Integration: Build scalable backend services with Java SpringBoot, intuitive frontends with Next.js, and mobile apps with Flutter to deliver AI-powered products.3. Deployment &amp; Scalability: Deploy and maintain AI models in production environments.4. Cross-Team Collaboration: Partner with product and engineering teams to translate business logic into robust AI architectures and user-centric features.QualificationsTechnical Expertise:<ul><li>Excellent analytical, coding, and debugging skills in Python.</li><li>Hands-on experience building AI agents, RAG pipelines, or autonomous systems with frameworks like LangChain/LangGraph.</li><li>Solid understanding of data structures, algorithms, and system design for solving complex technical challenges.</li><li>Familiarity with frontend (Next.js/React) and mobile (Flutter) development, as well as backend development using Java SpringBoot (REST APIs, microservices, database integration).</li></ul>Mindset:<ul><li>Analytical problem-solver with a focus on writing clean, efficient, and scalable code.</li><li>Ability to balance rapid prototyping with production-grade engineering.</li><li>Strong communication skills to articulate technical trade-offs to diverse teams.</li></ul>Job Type: Full-timeApplication Question(s):<ul><li>How many years of relevant experience do you have?</li></ul>Education:<ul><li>Bachelor's (Preferred)</li></ul>Location:<ul><li>Karachi (Required)</li></ul>Work Location: In person

Full stack - AI Engineer (1+ yrs experienced)

Explore 3066+ Full stack engineer in Karachi this December. Find roles across top companies and apply now to boost your career.