business analyst

azure data engineer

assistant engineer

data engineer

head of engineering

backend qa engineer

9D Technologies & Imagination AI

<div>We are looking for a skilled Backend QA Engineer to join our Core Engineering team. The ideal candidate will have strong experience in backend API testing, performance testing, and integration testing between backend systems and frontend applications. The role involves ensuring reliability and performance of backend services while identifying bottlenecks across layers.<ul>
<li>
Design and execute test plans and test cases for backend APIs and microservices.</li>
<li>Perform manual and automated testing of RESTful APIs using tools like Postman, Selenium, or Katalon.</li>
<li>Conduct load testing, stress testing, and performance benchmarking using tools such as JMeter or Locust.</li>
<li>Collaborate with Android, iOS, and backend developers to perform end-to-end integration testing.</li>
<li>Implement automated regression tests and document test results and prepare clear, actionable QA report
</li></ul>Requirements<ul>
<li>
3&ndash;5 years of experience as a QA Engineer, with a focus on backend/API testing.</li>
<li>Strong hands-on experience with Postman, Selenium, or Katalon.</li>
<li>Experience with performance testing tools (e.g., JMeter, Gatling, Locust).</li>
<li>Understanding of HTTP protocols, REST APIs, and websockets
</li><li>Strong debugging and analytical skills to isolate backend vs. frontend issues.</li>
<li>Knowledge of SQL and basic database validation is a plus.</li>
<li>Familiarity with Python or JavaScript-based testing frameworks.</li>
<li>Exposure to Cloud environments (AWS/GCP) for environment-based testing.</li>
<li>Understanding of monitoring tools like Grafana or Prometheus. 
</li></ul>Benefits<ul>
<li>
Competitive pay that matches your skills and experience</li>
<li>Family Health Insurance</li>
<li>Paid Time Off to recharge and relax</li>
<li>Work-Life Balance and a supportive environment</li>
<li>Delicious meals provided to keep you fueled</li>
<li>Stay active with convenient, on-site fitness facilities</li></ul></div>

Backend QA Engineer

Conure Information Technology Services

Integration Engineer-CRMRole: Integration Engineer Employment Type: Full-time Location: Karachi (Hybrid)Experience: 6+ yearsAbout the Role We are hiring an Integration Engineer to build and maintain integrations between our CRM platform and external systems such as ERP, accounting, inventory, and third-party services.Key Responsibilities<ul><li>Design and implement system-to-system integrations using APIs and messaging.</li><li>Build reusable integration components and adapters.</li><li>Handle data synchronization, transformation, and validation.</li><li>Troubleshoot integration failures and data inconsistencies.</li><li>Work closely with backend, QA, and business teams to support integrations.</li></ul>Required Skills<ul><li>Strong experience with REST APIs, webhooks, and integration patterns.</li><li>Experience with data mapping and transformation.</li><li>Solid understanding of authentication (OAuth, API keys, tokens).</li><li>Proficiency in at least one backend language.</li><li>Familiarity with asynchronous processing and queues.</li></ul>Nice to Have<ul><li>Experience integrating CRM, ERP, accounting, or logistics systems.</li><li>Exposure to ETL tools or iPaaS platforms.</li><li>Understanding of enterprise integration patterns.</li></ul>Job Type: Full-timeWork Location: Hybrid remote in Karachi

Integration Engineer-CRM

Horizon Tech

Horizon Tech is hiring a hands-on Full-Stack Web Developer (Magento 2) to help build and scale a startup core platform. You'll work across frontend and backend, collaborate with UI/UX and QA, and support Magento 2 development and integrations.Key Responsibilities:<ul><li>Build and maintain end-to-end features across frontend and backend (web app and supporting services)</li><li>Develop core systems, including:</li><li>Affiliate System: user accounts, affiliate IDs, QR code generation</li><li>Tracking &amp; Attribution Engine: QR scan capture, visitor/session tracking, attribution logic, basic fraud prevention controls</li><li>Magento 2 Integration: custom modules, buyback/trade-in flow integration, order and event tracking</li><li>Commission &amp; Payment System: commission logging, dashboards, payout processing integrations</li><li>Implement responsive UI components and integrate designs provided by UI/UX (with light UI input as needed)</li><li>Build and maintain backend services: APIs, authentication, business logic, and database models</li><li>Work directly in Magento 2 to implement enhancements, troubleshoot issues, and maintain integrations</li><li>Integrate third-party services (payment providers, analytics/tracking, shipping, CRM, etc.) as required</li><li>Debug and resolve issues across frontend, backend, and Magento; improve performance and reliability</li><li>Maintain clean code practices: version control (Git), documentation, and secure coding standards</li><li>Collaborate closely with UI/UX Designer and QA Tester to ensure quality releases</li></ul>Qualifications: <ul><li>Proven experience as a Full-Stack Web Developer (frontend + backend) delivering production applications</li><li>Hands-on experience with Magento (Magento 2 preferred), including customizations and/or module development</li><li>Strong understanding of APIs (REST), databases, authentication, and integrations</li><li>Solid frontend skills (responsive UI, modern JavaScript, HTML/CSS); ability to implement designs accurately</li><li>Strong debugging/troubleshooting skills and attention to detail</li><li>Comfortable working independently in a remote environment with clear, proactive communication</li><li>Nice to have: experience with QR-based flows, tracking/attribution, affiliate systems, fraud prevention, or commission/payout platforms</li></ul>Other Details:<ul><li>Job Timings: Night shift following 7 pm till 4 am PKT.</li><li>Office location: Shaheed-E-Millat Road, off to Shahrah-e-Faisal, Karachi.</li></ul>Job Type: Full-timePay: Rs150,000.00 - Rs200,000.00 per monthEducation:<ul><li>Intermediate (Preferred)</li></ul>Experience:<ul><li>Full-Stack Development (PHP, JavaScript, HTML5, CSS3): 2 years (Required)</li><li>RESTful API Development &amp; Third-Party System Integrations: 2 years (Required)</li><li>MySQL / Database Architecture &amp; Optimization: 2 years (Required)</li><li>Backend Services Development: 2 years (Required)</li><li>Magento 2 Development: 2 years (Required)</li></ul>Location:<ul><li>Karachi (Required)</li></ul>Work Location: In person

Full-Stack Web Developer

Kodexo Labs

Job Title: Associate Software Quality Assurance EngineerRole Overview: As an Associate QA Engineer, you will contribute to the quality of a diverse range of projects, including AI applications, chatbots, web platforms, and mobile applications. Your ability to think critically and ensure high standards will be instrumental in enhancing the user experience and maintaining product integrity. This role includes both manual and automated testing responsibilities, with a strong emphasis on usability, performance, and reliability.Key Responsibilities:Test Script Development and Maintenance:<ul><li>Develop, maintain, and expand test scripts to ensure they are robust and efficient.</li><li>Organize the test script library for optimal testing efficiency and accuracy.</li></ul>Performance Testing:<ul><li>Lead the creation of performance test models, with an emphasis on load and stress testing using JMeter.</li><li>Analyze and optimize system performance, ensuring reliability, scalability, and security across platforms.</li></ul>Usability and User Experience Testing:<ul><li>Conduct and supervise usability tests to ensure intuitive design and overall user-friendliness.</li><li>Provide insights and suggest improvements for UX based on testing results and user feedback.</li></ul>Communication and Reporting:<ul><li>Communicate testing activities, findings, and results effectively to stakeholders, both verbally and in written form.</li><li>Maintain comprehensive documentation for test plans, test cases, and test outcomes to support transparency and traceability.</li></ul>Internal Quality Assurance and Risk Management:<ul><li>Drive internal QA initiatives, ensuring consistent adherence to quality standards across all deliverables.</li><li>Identify potential risks, propose mitigation strategies, and proactively address emerging issues.</li></ul>Platform-Independent Testing:<ul><li>Lead testing efforts across multiple platforms, including Android, iOS, web portals, and backend systems.</li><li>Adapt to different technology stacks and frameworks to ensure comprehensive platform coverage.</li></ul>White Box and Black Box Testing:<ul><li>Conduct thorough white box and black box testing, assessing functionality, code integrity, and user-facing elements.</li></ul>API and Integration Testing:<ul><li>Perform in-depth API testing to ensure data interactions between system components are reliable and accurate.</li><li>Utilize Postman for API testing and validation.</li></ul>Team Collaboration and Project Prioritization:<ul><li>Collaborate effectively with cross-functional teams, including developers and product managers, for issue resolution and project alignment.</li><li>Take an active role in release deployments, prioritizing testing efforts to align with project deadlines.</li></ul>Self-Directed Work:<ul><li>Demonstrate the ability to work independently, managing and prioritizing assigned tasks efficiently with minimal supervision.</li></ul>Required Skills &amp; Qualifications<ul><li>Experience: 1 - 2 years in software QA, with hands-on experience in both manual and automated testing.</li><li>Analytical Skills: Strong analytical and problem-solving abilities to identify issues, analyze test data, and recommend solutions.</li><li>API Testing: Proficiency in API testing using tools like Postman and familiarity with backend system interactions.</li><li>Automation Testing: Experience with Selenium and TestNG to automate test cases, with an understanding of automation best practices.</li><li>Performance Testing: Knowledge of load testing and performance testing, particularly with JMeter.</li><li>Test Script Development: Proficient in creating and maintaining test scripts, ensuring they cover critical cases and edge scenarios.</li><li>Communication: Excellent verbal and written communication skills, with the ability to clearly document and present testing insights.</li><li>Team Player: Strong collaboration skills, with experience in working with AI applications or chatbot platforms preferred.</li></ul>Nice to Have<ul><li>Experience with AI/ML Testing: Familiarity with testing AI and chatbot applications, particularly for response accuracy and natural language processing.</li><li>Mobile Testing: Knowledge of mobile testing frameworks and tools for Android and iOS.</li><li>Basic Programming: Understanding of basic programming concepts to support automation testing and troubleshoot code-related issues.</li><li>Usability Testing Skills: A focus on user experience and usability testing to ensure user satisfaction and system intuitiveness.</li></ul>Tools &amp; Technologies<ul><li>Test Management: Jira</li><li>Automation: Selenium with TestNG</li><li>Performance Testing: JMeter</li><li>API Testing: Postman</li><li>Mobile Testing Tools: Appium or similar tools</li><li>Version Control Systems: Git or similar</li></ul>Key Success Factors<ul><li>User-Centric Focus: Prioritizes user experience, ensuring products are intuitive and user-friendly.</li><li>Attention to Detail: Ensures accuracy in testing, with a proactive approach to identifying edge cases and potential issues.</li><li>Quick Learning and Adaptability: Adapts quickly to new tools and technologies, especially with platform-specific testing requirements.</li><li>Critical Thinking: Applies strong analytical skills to develop effective testing strategies and identify core issues.</li><li>Team Collaboration: Works seamlessly within cross-functional teams, effectively communicates with stakeholders, and supports collective project goals.</li><li>Commitment to Quality: Maintains a focus on quality standards, continuously seeking to enhance testing processes and outcomes.</li></ul>What We Offer<ul><li>Opportunity to work on cutting-edge AI and chatbot projects.</li><li>Supportive, collaborative team environment.</li><li>Professional development and growth opportunities.</li><li>Competitive compensation and company benefits</li></ul>Note: Only Candidates with relevant experience and skills are encouraged to apply. Job Type: Full-timeExperience:<ul><li>Python Developer: 2 years (Required)</li></ul>Work Location: In person

Associate SQA Engineer - AI Software Solutions (1 year)

Eocean Pvt Ltd

Role DescriptionEocean Pvt. Ltd. is seeking a full-time, on-site Associate Developer (Node.js) with 6&ndash;12 months of hands-on experience to support the development and maintenance of backend services and web applications. The role involves working on server-side logic, building and consuming APIs, integrating databases, and collaborating closely with senior developers, QA, and DevOps teams. Day-to-day responsibilities include writing clean code, fixing bugs, supporting deployments, and learning best practices in scalable application development.Qualifications<ul><li>Basic to intermediate understanding of backend development using Node.js</li><li>Hands-on experience developing and consuming RESTful APIs</li><li>Familiarity with JavaScript (ES6+), asynchronous programming, and backend workflows</li><li>Basic understanding of relational databases and ability to write SQL queries</li><li>Experience using version control systems such as Git</li><li>Ability to debug, troubleshoot, and resolve application issues</li><li>Willingness to learn new technologies and follow coding standards</li><li>Good communication and collaboration skills</li><li>Bachelor&rsquo;s degree in Computer Science, Software Engineering, or a related field</li><li>6&ndash;12 months of hands-on development experience in Node.js or backend development is required</li></ul>Interested candidates may apply by filling out the form below: https://forms.gle/3w4YeZWWiVYkZgTE9Job Type: Full-timeApplication Question(s):<ul><li>What is your current salary?</li><li>What are your salary expectations?</li></ul>Work Location: In person

Associate Developer (Node.js)

Krank

<div>
 
 
 About Krank:
 
 
 
 
 We are a technology-driven SaaS company building products for the heavy equipment and industrial sector. Our ecosystem includes:
 
 
 <ul>
 
 <li>
 
 
 Web-based marketplace and workflow platforms
 
 
 </li>
 
 <li>
 
 
 React Native mobile applications for iOS and Android
 
 
 </li>
 
 <li>
 
 
 Smart glasses&ndash;based workflows for remote inspections
 
 
 </li>
 
 <li>
 
 
 AWS-hosted backend services built using Node.js
 
 
 </li>
 
 </ul>
 
 
 We work at the intersection of engineering, product design, and modern cloud technologies to deliver efficient, reliable, and real-world solutions for industrial operations. Our culture is highly collaborative, product-focused, and centered on building meaningful tools that improve field workflows, inspections, and equipment management at scale.
 
 
 
 
 About Inspeq:
 
 
 
 
 Inspeq is a SaaS platform for inspections, asset management, and work orders. It&rsquo;s designed for heavy equipment rental, mining, and construction companies, enabling them to manage operations more efficiently with modular, configurable workflows and AI-powered features like Remote Workorders (live remote guidance) and AI Discrepancy Reports.
 
 
 
 
 Role Overview:
 
 
 
 
 We are looking for a Head of Engineering to own engineering strategy and end-to-end delivery for our product-based company. This role is accountable for engineering outcomes, delivery predictability, and long-term technical sustainability across all products.
 
 
 
 You will own system design, infrastructure, technical decision-making, and execution excellence across backend, frontend, mobile, DevOps, and QA teams, working closely with Product and Design to build scalable, secure, and compliant products.
 
 
 
 
 Key Responsibilities:
 
 
 
 <ul>
 
 <li>
 Own engineering architecture, system design, and infrastructure decisions across all products
 </li>
 
 <li>
 Lead backend, frontend, mobile, DevOps, and QA under a unified engineering function
 </li>
 
 <li>
 Drive end-to-end product delivery from architecture through to production
 </li>
 
 <li>
 Define and own delivery cadence, planning, milestones, and execution discipline
 </li>
 
 <li>
 Design and review scalable, high-availability, and resilient system architectures
 </li>
 
 <li>
 Own cloud infrastructure, deployments, scalability, reliability, and cost optimization
 </li>
 
 <li>
 Ensure engineering quality, performance, security, and compliance (e.g. GDPR)
 </li>
 
 <li>
 Own production reliability, incident management, post-mortems, and continuous improvement
 </li>
 
 <li>
 Collaborate closely with Product and Design to ensure smooth execution and clear ownership
 </li>
 
 <li>
 Define engineering standards, processes, and long-term technical vision
 </li>
 
 <li>
 Own technical debt strategy and platform health across products
 </li>
 
 <li>
 Evaluate and manage third-party tools, vendors, and technology partners
 </li>
 
 </ul>
 
 
 
 Core Technical &amp; Leadership Requirements:
 
 
 
 <ul>
 
 <li>
 7+ years of hands-on engineering experience with at least 3 years in a leadership role
 </li>
 
 <li>
 Strong backend experience with Node.js, NestJS, and SQL &amp; NoSQL databases
 </li>
 
 <li>
 Frontend experience with React, React Native, and Next.js
 </li>
 
 <li>
 Deep hands-on experience with AWS infrastructure, including:
 
 
 ECS, EC2, ECR, API Gateway, Load Balancers, Lambda
 </li>
 
 <li>
 Strong experience with Docker and CI/CD pipelines
 </li>
 
 <li>
 Proven expertise in system design, distributed systems, and infrastructure architecture
 </li>
 
 <li>
 Experience or strong working knowledge of OpenAI integrations and Generative AI systems
 </li>
 
 <li>
 Strong understanding of compliance, data protection, and secure system design
 </li>
 
 <li>
 Experience scaling SaaS products (users, data, teams, or revenue)
 </li>
 
 <li>
 Experience leading distributed or remote engineering teams
 </li>
 
 <li>
 Strong stakeholder communication skills
 </li>
 
 </ul>
 
 
 
 Leadership &amp; Product Engineering:
 
 
 
 <ul>
 
 <li>
 Proven ability to hire, lead, and scale cross-functional engineering teams
 </li>
 
 <li>
 Strong ownership of end-to-end product engineering and delivery
 </li>
 
 <li>
 Ability to make clear, high-impact technical and architectural decisions
 </li>
 
 <li>
 Comfortable balancing speed, quality, and long-term sustainability
 </li>
 
 <li>
 Hands-on when needed, without becoming a bottleneck
 </li>
 </ul>
</div>

Head of Engineering

KRANK

About Krank: 
We are a technology-driven SaaS company building products for the heavy equipment and industrial sector. Our ecosystem includes:
 
<ul>
<li>Web-based marketplace and workflow platforms</li>
<li>React Native mobile applications for iOS and Android</li>
<li>Smart glasses–based workflows for remote inspections</li>
<li>AWS-hosted backend services built using Node.js</li>
</ul>
We work at the intersection of engineering, product design, and modern cloud technologies to deliver efficient, reliable, and real-world solutions for industrial operations. Our culture is highly collaborative, product-focused, and centered on building meaningful tools that improve field workflows, inspections, and equipment management at scale.
 
About Inspeq: 
Inspeq is a SaaS platform for inspections, asset management, and work orders. It’s designed for heavy equipment rental, mining, and construction companies, enabling them to manage operations more efficiently with modular, configurable workflows and AI-powered features like Remote Workorders (live remote guidance) and AI Discrepancy Reports.
 
Role Overview: 
We are looking for a Head of Engineering to own engineering strategy and end-to-end delivery for our product-based company. This role is accountable for engineering outcomes, delivery predictability, and long-term technical sustainability across all products.
 
You will own system design, infrastructure, technical decision-making, and execution excellence across backend, frontend, mobile, DevOps, and QA teams, working closely with Product and Design to build scalable, secure, and compliant products.
 
Key Responsibilities: 
<ul>
<li>Own engineering architecture, system design, and infrastructure decisions across all products</li>
<li>Lead backend, frontend, mobile, DevOps, and QA under a unified engineering function</li>
<li>Drive end-to-end product delivery from architecture through to production</li>
<li>Define and own delivery cadence, planning, milestones, and execution discipline</li>
<li>Design and review scalable, high-availability, and resilient system architectures</li>
<li>Own cloud infrastructure, deployments, scalability, reliability, and cost optimization</li>
<li>Ensure engineering quality, performance, security, and compliance (e.g. GDPR)</li>
<li>Own production reliability, incident management, post-mortems, and continuous improvement</li>
<li>Collaborate closely with Product and Design to ensure smooth execution and clear ownership</li>
<li>Define engineering standards, processes, and long-term technical vision</li>
<li>Own technical debt strategy and platform health across products</li>
<li>Evaluate and manage third-party tools, vendors, and technology partners</li>
</ul>
Core Technical & Leadership Requirements: 
<ul>
<li>7+ years of hands-on engineering experience with at least 3 years in a leadership role</li>
<li>Strong backend experience with Node.js, NestJS, and SQL & NoSQL databases</li>
<li>Frontend experience with React, React Native, and Next.js</li>
<li>Deep hands-on experience with AWS infrastructure, including:</li>
</ul>
ECS, EC2, ECR, API Gateway, Load Balancers, Lambda
 <ul>
<li>Strong experience with Docker and CI/CD pipelines</li>
<li>Proven expertise in system design, distributed systems, and infrastructure architecture</li>
<li>Experience or strong working knowledge of OpenAI integrations and Generative AI systems</li>
<li>Strong understanding of compliance, data protection, and secure system design</li>
<li>Experience scaling SaaS products (users, data, teams, or revenue)</li>
<li>Experience leading distributed or remote engineering teams</li>
<li>Strong stakeholder communication skills</li>
</ul>
Leadership & Product Engineering: 
<ul>
<li>Proven ability to hire, lead, and scale cross-functional engineering teams</li>
<li>Strong ownership of end-to-end product engineering and delivery</li>
<li>Ability to make clear, high-impact technical and architectural decisions</li>
<li>Comfortable balancing speed, quality, and long-term sustainability</li>
<li>Hands-on when needed, without becoming a bottleneck</li>
</ul>

Explore 153+ Backend qa engineer in Karachi this February. Find roles across top companies and apply now to boost your career.

153 backend qa engineer jobs In Karachi

Backend QA Engineer

Integration Engineer-CRM

Full-Stack Web Developer

Associate SQA Engineer - AI Software Solutions (1 year)

Associate Developer (Node.js)

Head of Engineering

Head of Engineering