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full stack developer

RedBox Technologies Pvt. Ltd.

Role Description:This is a full-time, on-site role for a Full Stack Developer based in Karachi. The Full Stack Developer will be responsible for developing, maintaining, and optimizing web applications, ensuring high performance, responsiveness, and scalability. The role involves working on both front-end and back-end development, collaborating with cross-functional teams, and delivering high-quality, user-focused digital solutions.Key responsibilities include designing and developing web applications, integrating APIs, troubleshooting issues, and continuously improving system performance. The candidate will also be expected to work on custom development projects and contribute to the overall technical architecture of applications.Qualifications:<ul><li>Strong proficiency in PHP and frameworks such as Laravel</li><li>Experience in custom web development and backend logic implementation</li><li>Solid knowledge of HTML, CSS, and JavaScript</li><li>Hands-on experience with WordPress development and customization</li><li>Familiarity with modern front-end frameworks such as React.js</li><li>Experience with backend technologies like Node.js</li><li>Working knowledge of Python is a plus</li><li>Experience with database management (MySQL or similar)</li><li>Understanding of RESTful APIs and third-party integrations</li><li>Strong problem-solving and debugging skills</li><li>Ability to work in a fast-paced environment and manage multiple tasks</li><li>Good communication and teamwork skills</li></ul>Skills:<ul><li>Experience with version control systems (e.g., Git)</li><li>Knowledge of deployment and hosting environments</li><li>Understanding of UI/UX principles</li></ul>Location: DHA Phase VII Ext. Karachi (On-site)Shift: Evening Job Type: Full-timePay: Up to Rs120,000.00 per monthWork Location: In person

Full stack Developer

Has Impex

About the RoleWe're looking for a Shopify Full Stack Developer to handle both technical development and daily store operations enhancing user experience, optimizing performance, and supporting business growth.Key Responsibilities<ul><li>Build and customize Shopify themes and apps (front-end &amp; back-end)</li><li>Manage product content, pricing, and visual layout</li><li>Ensure smooth order processing, inventory syncing, and shipping flow</li><li>Resolve bugs, performance issues, and technical errors</li><li>Collaborate with marketing and design teams on campaign launches</li><li>Apply SEO best practices and assist with ad platform integrations</li><li>Monitor store performance and recommend conversion optimizations</li><li>Keep homepage visuals, banners, and content fresh and engaging</li><li>Integrate analytics, ad pixels, and third-party tools</li><li>Collaborate with marketing and design teams on campaigns</li></ul>Requirements<ul><li>1+ year of hands-on Shopify development experience</li><li>Strong proficiency in Shopify Liquid, HTML5, CSS3, JavaScript (ES6+), and Tailwind CSS</li><li>Solid understanding of SEO, Core Web Vitals, web accessibility, and user behavior tracking</li><li>Hands-on experience with GA4, Meta Pixel, TikTok Pixel, and ad integrations</li><li>Familiar with Shopify APIs, webhooks, and the app ecosystem</li><li>Experience with Git, GitHub/GitLab, and CI/CD pipelines</li><li>Familiarity with e-commerce workflows, store management, and operations</li><li>Strong problem-solving skills, ability to meet deadlines, and a collaborative mindset</li></ul>Plus Points<ul><li>React.js, Next.js, or TypeScript</li><li>Shopify Plus or headless commerce experience</li></ul>Job Type: Full timePay: Rs30,000.00 - Rs40,000.00 per monthWork Location: In person

Shopify Full-Stack Developer

Black and White Osprey

Location: Onsite Salary: PKR 32,000 &ndash; 40,000 + BonusesJob Description:We are looking for a passionate and skilled Full Stack Developer (MERN / PERN Stack) to join our growing team. The ideal candidate should have hands-on experience in building scalable web applications and a strong understanding of both frontend and backend development.Responsibilities:<ul><li>Develop and maintain web applications using MERN / PERN stack</li><li>Build responsive and user-friendly interfaces</li><li>Design and manage RESTful APIs</li><li>Work with databases like MongoDB or PostgreSQL</li><li>Collaborate with team members to deliver high-quality solutions</li><li>Debug, test, and optimize applications</li></ul>Requirements:<ul><li>Strong knowledge of JavaScript (ES6+)</li><li>Experience with React.js, Node.js, and Express.js</li><li>Familiarity with MongoDB or PostgreSQL</li><li>Understanding of Git and version control</li><li>Basic knowledge of deployment and hosting</li><li>Problem-solving skills and attention to detail</li><li>Candidates having a diploma or equivalent certificate with a teaching background will be preferred</li></ul>Preferred Skills (Bonus):<ul><li>Experience with Next.js</li><li>Knowledge of cloud platforms (AWS, Firebase, etc.)</li><li>Understanding of UI/UX principles</li></ul>What We Offer:<ul><li>Competitive salary (PKR 32,000 &ndash; 40,000)</li><li>Performance-based bonuses</li><li>Growth and learning opportunities</li><li>Friendly and professional work environment</li></ul>How to Apply:Interested candidates can apply via Indeed or contact us directly.Work Location: In person

Full Stack Developer (MERN / PERN)

Ecom Verse

We are looking for a high-performing Senior Full Stack Developer who is as much a problem solver as they are a coder. This role is for someone who moves fast, works independently, and stays ahead of the curve by integrating AI and automation into every solution they build.Key Responsibilities<ul><li>End-to-End Development: Design, develop, and deploy scalable web applications and high end branded websites.</li><li>AI Integration: Implement AI solutions (LLMs, OpenAI API, LangChain, etc.) to enhance user experience and internal efficiency.</li><li>Automation: Build and manage automated workflows and integrations between various platforms (APIs, Zapier, Make, or custom scripts).</li><li>Technical Ownership: Take full ownership of projects from concept to deployment with minimal supervision.</li><li>Performance Optimization: Ensure all platforms are lightning-fast, secure, and mobile-responsive.</li></ul>Required Experience &amp; Skills<ul><li>Experience: Minimum 3+ years of professional full-stack development experience.</li><li>Tech Stack: Proficiency in modern frameworks (e.g., React, Next.js, Vue) and backend languages (e.g., Node.js, Python, PHP).</li><li>AI/ML Familiarity: Proven experience integrating AI APIs into production environments.</li><li>Database Management: Strong knowledge of SQL and NoSQL databases.</li><li>Design Sensibility: Ability to translate brand identity into high-converting, aesthetically pleasing web interfaces.</li><li>Independence: You are a &quot;department of one&quot; when needed capable of researching solutions and troubleshooting without hand-holding.</li></ul>Who You Are<ul><li>Fast &amp; Agile: You prefer shipping clean, functional code quickly rather than over-engineering for months.</li><li>Solution-Oriented: When you hit a wall, you find a way over, under, or through it using the latest tools available.</li><li>Independent: You can take a brief and turn it into a finished product with high autonomy.</li><li>Clear Communicator: You can explain technical decisions and timelines clearly.</li></ul>Job Type: Full-timePay: Rs250,000.00 - Rs350,000.00 per monthWork Location: In person

Senior Full Stack Developer (Night Shift)

INQ STAR

Job TitleSenior Full Stack Developer (React / Node.js) &ndash; Mandatory Experience RequiredJob DescriptionWe are hiring a Senior Full Stack Developer to build a complete web-based system from scratch for internal business operations.This is a high-responsibility role requiring full ownership of the system, including architecture, development, and deployment. Only candidates meeting all mandatory requirements should apply.Key Responsibilities (Mandatory Experience)The candidate must have proven experience in all of the following:<ul><li>Built at least 1&ndash;2 complete web applications from scratch (end-to-end)</li><li>Designed system architecture independently</li><li>Developed full frontend and backend systems</li><li>Created and managed production-level APIs</li><li>Integrated third-party services (e.g., payment gateways, SMS APIs)</li><li>Built admin dashboards or internal tools</li><li>Deployed live projects on cloud platforms (AWS, GCP, or Azure)</li><li>Designed and managed databases, including optimization</li></ul>Technical Requirements (Mandatory)Frontend:<ul><li>Strong experience in React.js or Next.js</li></ul>Backend:<ul><li>Node.js or Python (Django or FastAPI)</li></ul>Database:<ul><li>PostgreSQL, MySQL, or MongoDB</li></ul>Other Requirements:<ul><li>API development and integrations</li><li>Git version control</li><li>Cloud deployment experience (AWS, GCP, or Azure)</li></ul>Education (Mandatory)<ul><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, IT, or a related field</li></ul>OR<ul><li>Equivalent proven industry experience with a strong portfolio (must be demonstrated)</li></ul>Experience (Mandatory)<ul><li>Minimum 5+ years of full stack development experience</li><li>Proven track record of delivering live production systems</li></ul>Disqualification CriteriaApplications will not be considered if:<ul><li>Experience is limited to small tasks or partial modules</li><li>No complete systems have been built independently</li><li>Candidate is unable to explain system architecture clearly</li><li>Heavy dependency on team for core development</li></ul>Preferred Qualifications (Optional)<ul><li>Experience with logistics, inventory, or ERP systems</li><li>Familiarity with automation or AI tools</li><li>Basic understanding of UI/UX principles</li></ul>Job TypeFull-timeJob Type: Full-timePay: Rs150,000.00 - Rs200,000.00 per monthApplication Question(s):<ul><li>System Built from Scratch (Mandatory)</li></ul>Have you built a complete web application from scratch (frontend + backend + database + deployment)? If yes, share project details along with live link or GitHub.<ul><li>Experience Level (Mandatory)</li></ul>Do you have at least 5 years of full stack development experience?Yes / No<ul><li>Tech Stack (Mandatory)</li></ul>Do you have hands-on experience with:React.js or Next.js (Frontend) Node.js or Python (Backend) Yes / No<ul><li>System Design Ability (Mandatory)</li></ul>Can you independently design scalable system architecture? If yes, briefly explain how you would design a web application.<ul><li>Cloud Deployment (Mandatory)</li></ul>Have you deployed applications on cloud platforms (AWS, GCP, or Azure)? If yes, specify which platform and what you deployed.Work Location: In personJob Type: Full-timePay: Rs150,000.00 - Rs200,000.00 per monthWork Location: In person

Senior Full Stack Developer (React / Node.js)

Contour Software

<div>About Contour
Contour Software has grown from a dozen people to over 2,000 staff across 3 cities, in less than 14 years. 
As a subsidiary of Constellation Software Inc., we are proud to be part of a global enterprise software conglomerate that has grown to become one of the top 10 software companies in the world, with employees and customers in 100+ countries. With a broad-based and ever-growing portfolio of market-leading, vertical-market enterprise solutions covering more than 100 industry domains in predominantly mature markets, CSI's recipe creates the perfect environment for professionals to build fulfilling, long-term careers. 
What started as an R&amp;D &amp; Accounting back-office, has progressed into a full-service Global Centre serving all functions and departments, at the divisional as well as operating group/corporate level. Today Contour employees, located in Karachi, Lahore &amp; Islamabad, are serving CSI divisions located in time zones spanning the globe, from Sydney to Vancouver. With the global growth of Constellation as the wind in our sails, we are only just getting started!<div><div>
About Division:</div><div>
Constellation Payments is a leading global gateway and merchant services provider with special expertise in software integration and recurring transactions representing a wide variety of verticals &ndash; including government entities, municipalities, moving and storage, club management, attractions, fitness, martial arts, event registration and hospitality management.</div><div>
Key Responsibilities</div><div><ul><li>
Design, develop, and maintain backend microservices in Node.js/TypeScript using AWS Lambda, Cloud Run, Cloud Functions, Dataflow, S3, QuickSight, and Athena.</li></ul></div><div><ul><li>
Implement REST APIs to enable high-performance, secure integrations with internal and external systems.</li></ul></div><div><ul><li>
Build and maintain frontend features using modern component libraries such as React.</li></ul></div><div><ul><li>
Design and optimize data pipelines leveraging Kafka/MSK, Airflow, and cloud data lakes for real-time and batch processing.</li></ul></div><div><ul><li>
Collaborate with QA, Product, and cross-functional teams to troubleshoot, resolve, and prevent production issues.</li></ul></div><div><ul><li>
Write unit and integration tests, enforce coding standards, and refactor code to follow DRY and scalable architecture principles.</li></ul></div><div><ul><li>
Mentor junior developers on engineering best practices, cloud computing, and microservice design.</li></ul></div><div><ul><li>
Peer review commits and pull requests, ensuring code quality and adherence to architecture standards.</li></ul></div><div><ul><li>
Document systems, workflows, and technical designs in Confluence for organizational knowledge sharing.</li></ul></div><div><ul><li>
Contribute to scaling initiatives by building ledger-driven financial workflows, transaction monitoring systems, and automated reporting pipelines.</li></ul></div><div><ul><li>
Experience working in Agile development environments, including Scrum or Kanban, collaborating closely with cross-functional teams to deliver iterative, high quality software.</li></ul></div><div>
Required Skills and Qualifications:</div><div><ul><li>
6+ years of software development experience.</li></ul></div><div><ul><li>
Python, JavaScript/TypeScript, React</li></ul></div><div><ul><li>
Cloud &amp; Infrastructure: AWS (Lambda, S3, EKS, QuickSight), GCP (Cloud Functions, Cloud Run)</li></ul></div><div><ul><li>
Databases: PostgreSQL, MongoDB, AWS Athena</li></ul></div><div><ul><li>
Data &amp; Messaging: Kafka/MSK, Airflow, SQS</li></ul></div></div><div><div><ul><li>
DevOps &amp; Tools: Docker, Git, Confluence, Jira, CloudWatch Other: API Design, Distributed Systems, Microservices, Event-Driven Architecture</li></ul></div><div>
Nice-to-Have Qualifications</div><div><ul><li>
Experience with financial systems, payment processing, or ledger-based architectures.</li></ul></div><div><ul><li>
Familiarity with infrastructure-as-code (Terraform, CloudFormation).</li></ul></div><div><ul><li>
Exposure to container orchestration (Kubernetes, ECS).</li></ul></div><div><ul><li>
Hands-on experience with CI/CD pipelines (GitHub Actions, CodePipeline).</li></ul></div><div><ul><li>
Knowledge of data visualization and reporting tools (QuickSight, Tableau, or Looker).</li></ul></div><div><ul><li>
Understanding of observability tools (Prometheus, Grafana, Datadog).</li></ul></div><div><ul><li>
Interest in mentorship, technical leadership, and architecture design reviews.</li></ul></div><div><ul><li>
Familiarity with machine learning and/or AI systems.</li></ul></div><div><ul><li>
Passion for continuous improvement, clean architecture, and developer experience.</li></ul></div></div>
Exciting Benefits we offer:<ul><li>
Market-leading Salary</li><li>
Medical Coverage &ndash; Self &amp; Dependents</li><li>
Parents Medical Coverage</li><li>
Provident Fund</li><li>
Employee Performance-based bonuses</li><li>
Home Internet Subsidy</li><li>
Conveyance Allowance</li><li>
Profit Sharing Plan [Tenured Employees Only]</li><li>
Life Benefit</li><li>
Child Care Facility</li><li>
Company Provided Lunch/Dinner</li><li>
Professional Development Budget</li><li>
Recreational area for in-house games</li><li>
Sporadic On-shore training opportunities</li><li>
Friendly work environment</li><li>
Leave Encashment</li></ul>
Disclaimer: At Contour, we attribute our success to the unique contributions of our diverse staff. We&rsquo;re committed to fostering a culture of respect that thrives on the varied perspectives and experiences of all individuals we recruit, employ, promote, and compensate. Since day one, we&rsquo;ve adhered to a policy that champions a work environment honoring the worth and dignity of each person while being free from all forms of employment discrimination.
In our continuous effort to promote inclusivity, we extend our commitment to individuals with special needs by providing reasonable accommodations. We actively encourage qualified individuals with special needs to apply for the various openings within our company. Should you require assistance in completing the application process or have any inquiries regarding special facilities, please do not hesitate to contact our HR team. Your unique talents and abilities are welcomed and valued here.</div>

Senior Full Stack Developer (TypeScript)

The Ghani IT Solutions

Role Overview:We are seeking an exceptionally skilled Senior Full-Stack Developer to lead the development of a mission-critical, high-performance intelligence platform. You will be responsible for building complex, real-time data visualization systems and integrating advanced geospatial layers with a custom AI-driven communication engine. This role requires a &quot;T-shaped&quot; engineer with deep expertise across the entire stack&mdash;from low-latency backends and high-concurrency data processing to sophisticated, interactive frontends.Key Responsibilities:- Full-Stack Architecture: Design and implement scalable, secure, and high-availability web applications from scratch using modern frameworks.- Geospatial Engineering: Develop multi-dimensional GIS (Geographic Information System) layers to visualize dynamic footprints and localized data zones using advanced mapping tools.- Real-Time Data Integration: Architect custom communication gateways and manage full-duplex data streaming via high-speed WebSockets.- Intelligence Dashboards: Build sophisticated, real-time dashboards that aggregate disparate data feeds into intuitive, actionable visual intelligence for monitoring and decision-making.- AI &amp; NLP Integration: Collaborate with AI engineers to integrate LLM-driven insights, automated data parsing, and intelligent alerting systems into the core platform.- Database Management: Design and optimize complex schemas for both relational and geospatial databases to ensure sub-second query performance on large datasets.Technical Requirements:- Frontend: Mastery of React.js or Next.js with expertise in advanced state management and real-time data visualization.- Backend: Advanced proficiency in Node.js (TypeScript) or Python (FastAPI/Django) for building high-concurrency microservices.- Geospatial Tools: Professional-level experience with ArcGIS API for JavaScript, Mapbox GL JS, or OpenLayers.- Databases: Deep knowledge of PostgreSQL with PostGIS for executing complex spatial queries. Familiarity with NoSQL and Redis for real-time caching is a plus.- AI Awareness: Solid understanding of integrating AI/ML models, RAG (Retrieval-Augmented Generation) workflows, and working with Vector Databases.- Infrastructure: Proven experience with Docker, Kubernetes, and managing real-time data streaming or communication protocols on AWS, GCP, or Azure.- Language Proficiency: Expert-level command over multiple programming languages (JavaScript/TypeScript, Python, and SQL).Location: DHA Phase 6, Karachi Shift: MorningWork Location: In person

Senior Full-Stack Developer (Real-Time Systems & Intelligence Platforms)

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