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mobile application engineer

Outsource Origin Limited

App Developer &ndash; Mobile Application DevelopmentLocation: Karachi - Onsite Company: OutsourceOrigin Job Type: Full-TimeAbout Us:OutsourceOrigin is a fast-growing outsourcing and software development company delivering digital, development, and customer support services to clients worldwide. We work on international (US-based) projects and are expanding our mobile development team. We are looking for a skilled and motivated App Developer to join our team and build high-quality mobile applications.Job Responsibilities:<ul><li>Develop, test, and maintain mobile apps for iOS and/or Android.</li><li>Collaborate with designers, project managers, and QA teams for smooth delivery.</li><li>Understand project requirements and convert them into robust technical solutions.</li><li>Write clean, scalable, and maintainable code.</li><li>Integrate APIs, third-party libraries, and backend services.</li><li>Ensure app performance, functionality, and user experience meet quality standards.</li><li>Troubleshoot bugs, optimize app speed, and fix crashes.</li><li>Participate in daily/weekly meetings and provide progress updates.</li><li>Stay updated with the latest mobile app development trends and technologies.</li></ul>Requirements:<ul><li>Proven experience as a Mobile App Developer (iOS, Android, Flutter, or React Native).</li><li>Strong understanding of mobile development lifecycle and best practices.</li><li>Hands-on experience with at least one of the following:</li><li>Flutter</li><li>React Native</li><li>Native Android (Kotlin/Java)</li><li>iOS (Swift)</li><li>Experience integrating RESTful APIs and third-party services.</li><li>Knowledge of mobile UI/UX principles.</li><li>Familiarity with Git/GitHub.</li><li>Strong problem-solving, communication, and teamwork skills.</li><li>Ability to work in a fast-paced, deadline-driven environment.</li><li>Ability to work night shift for US-based projects (if required).</li></ul>Salary &amp; Benefits:<ul><li>Competitive salary (based on experience)</li><li>Performance-based bonuses</li><li>Opportunity to work with international clients</li><li>Professional and growth-oriented work environment</li></ul>Job Timings:Night Shift: 8:00 PM &ndash; 5:00 AM (US Time Zone) Monday to FridayHow to Apply:Send your CV to: Muazzamoutsourceorigin@gmail.com Or WhatsApp at: +92 334 3741307Job Type: Full-timePay: Rs80,000.00 - Rs100,000.00 per monthWork Location: In person

Mobile App Developer - Night Shift

IBL UNISYS

Job Type: Contractual/Project Based No. of Position: 1 Location: Remote/On-site (as applicable)Overview: We are looking for an experienced React Native Mobile Application Developer to work on our internal mobile portal used by in-house teams. This is a project-based/contractual role focused on enhancing and developing features for our internal users.Key Responsibilities:<ul><li>Develop, enhance, and maintain mobile application features using React Native.</li><li>Collaborate with internal stakeholders to understand requirements and deliver user-friendly solutions.</li><li>Integrate APIs and ensure smooth functionality across iOS and Android.</li><li>Troubleshoot issues, optimize performance, and ensure high app stability.</li><li>Participate in code reviews and follow best practices.</li></ul>Requirements:<ul><li>Proven experience in React Native development.</li><li>Strong understanding of mobile UI/UX principles.</li><li>Experience with RESTful APIs, third-party libraries, and version control (Git).</li><li>Ability to work independently on project-based deliverables.</li><li>Strong problem-solving and communication skills.</li></ul>Job Type: ContractWork Location: In person

React Native Developer

Aptech Gulshan Center

We are urgently looking for a Computer Faculty with strong expertise in Mobile Application Development.Required Skills:<ul><li>Excellent command over Flutter</li><li>Strong proficiency in Dart</li><li>Experience working with Azure (Cloud Services)</li><li>Ability to guide students in practical and project-based learning</li><li>Good communication and teaching skills</li></ul>Responsibilities:<ul><li>Teach mobile application development using Flutter &amp; Dart</li><li>Guide students on real-time projects</li><li>Prepare training materials and deliver high-quality sessions</li><li>Support students with doubt-clearing and assessments</li></ul>Job Type: Full-timeWork Location: In person

Mobile Application Developer

Symbiosis Technologies

We are looking for a Cross-Platform iOS/Android Mobile Application Developer who possesses a passion for pushing mobile technologies to the limits.This app developer will work with our team of talented engineers to design and build the next generation of our mobile applications.Responsibilities:<ul><li>Development of mobile/web front ends and cross-platform clients with online/offline functionality based on agreed-upon scope and requirements.</li><li>Develop intuitive and user-friendly cross-platform applications for mobile/tablet devices.</li><li>Create clean interfaces and smooth interactions based on UI/UX designs and documentation for a range of devices, including mobiles, tablets, and desktops.</li><li>Create decoupled, interactive web/mobile UIs using JavaScript Framework (React Native)</li><li>Perform cross-browser/device testing and optimization</li><li>Create and build cross-platform mobile applications using cross-platform SDKs.</li><li>Support, maintenance and ongoing development for existing applications and projects</li><li>Unit-test code for robustness, including edge cases, usability, and general reliability</li><li>Continuously discover, evaluate, and implement new technologies to maximize development efficiency</li><li>Experience with native Android+iOS development and React Native will be preferred.</li></ul>Job Types: Full-time, Contract Contract length: 24 monthsPay: Rs70,000.00 - Rs180,000.00 per monthExperience:<ul><li>Mobile Development: 2 years (Preferred)</li></ul>Work Location: In person

Mobile Application Developer- React Native

Leopards Courier Services

Job description:<ul><li>Understanding of Java &amp; Kotlin languages</li><li>Room, SQLite, shared preferences, local caching</li><li>MVVM, Clean Architecture, Repository Pattern</li><li>Fragments, Services, Broadcast Receivers, View Binding</li><li>Retrofit, OkHttp, JSON Parsing, REST APIs</li><li>Coroutines, Live Data, Flow- XML layouts, Constraint Layout, Recycler View, Material Design Components- Auth, Firestore, Messaging (Push), Crashlytics</li><li>Git, GitLab, GitHub- Logcat, Profilers, Unit Testing, Crash Handling</li><li>Other Concepts: OOP, SOLID Principles, Dependency Injection (Hilt/Dagger),lifecycle handling, offline sync, and data serialization.</li></ul>Experience: 2-3 years Education: Bachelors / MastersJob Type: Full-timePay: Rs120,000.00 - Rs150,000.00 per monthEducation:<ul><li>Bachelor's (Required)</li></ul>Experience:<ul><li>Android Development: 1 year (Required)</li><li>Mobile Development: 1 year (Required)</li></ul>Work Location: In person

Mobile Application Developer - Android

SOC Solutions LLC

Botmer International is Hiring: Senior QA Engineer (12 PM to 9 PM PKT)Botmer International is expanding, and we are looking for a skilled Senior QA Engineer to lead quality assurance across our AI, mobile, and web projects. This role requires someone who takes ownership, communicates clearly, and ensures every release meets high standards.Position: Senior QA EngineerTiming: 12 PM to 9 PM PKT (US overlap) Location: Karachi (On-site)Responsibilities<ul><li>Lead QA efforts across multiple ongoing projects.</li><li>Create and execute test plans, test cases, and automated test scripts.</li><li>Perform functional, regression, integration, and performance testing.</li><li>Identify bugs, document clearly, and follow through until resolution.</li><li>Collaborate closely with engineering, product, and design teams.</li><li>Improve QA processes, automation, and overall product stability.</li></ul>Requirements<ul><li>Minimum 3 years of QA experience (manual and automation).</li><li>Strong understanding of SDLC, STLC, and QA best practices.</li><li>Hands-on experience with Selenium, Postman, JIRA, JMeter, or similar tools.</li><li>Ability to write clear test documentation and bug reports.</li><li>Strong communication skills and ownership mindset.</li><li>Experience in a fast-paced software agency or product environment is a plus.</li></ul>Preferred Skills<ul><li>API testing</li><li>Mobile app testing</li><li>Automation frameworks (Cypress, Playwright, Selenium)</li><li>CI/CD familiarity</li></ul>What We Offer<ul><li>Competitive salary based on experience</li><li>Opportunity to work with global clients</li><li>Fast-paced environment with growth potential</li><li>Work alongside AI, product, and engineering teams</li></ul>Job Type: Full-timePay: Rs100,000.00 - Rs150,000.00 per monthApplication Question(s):<ul><li>Can you join immediately?</li><li>What is your expected salary for this role? We're currently offering between 100K to 150K PKR per month based on expertise and years of experience.</li></ul>Experience:<ul><li>Software Quality Assurance Testing: 3 years (Required)</li></ul>Work Location: In person

Software Quality Assurance Engineer

Htech Solution Pvt. Ltd.

We are seeking a highly skilled and experienced Full Stack Software Engineer who thrives in a dynamic and fast-paced environment. The ideal candidate will have deep expertise in both front-end and backend technologies, as well as hands-on experience with modern DevOps practices and mobile app development frameworks. Design, develop, and maintain scalable and robust web and mobile applications. Architect full-stack solutions using modern frameworks and technologies. Write clean, maintainable, and testable code following best practices. Work closely with cross-functional teams, including UI/UX, QA, and DevOps. Develop RESTful APIs and Microservices for backend functionality. Set up and manage containerized environments using Docker. Collaborate on CI/CD pipelines and deployment automation. Contribute to architectural decisions and code reviews. Optimize applications for performance, scalability, and security.5+ years of hands-on experience in full-stack software development.Strong backend development skills in .NET (C#) and Node.js.Proficient in front-end frameworks: Angular and/or React.Experience with SQL Server, MySQL, and MongoDB.Solid understanding of RESTful APIs and Microservices architecture.Experience with Docker and container orchestration.Familiarity with DevOps tools and practices (CI/CD, Git, pipelines, etc.).Experience in mobile development using Flutter and/or React Native.Good understanding of software design principles, scalability, and security.Knowledge of Kubernetes or cloud platforms (AWS, Azure, GCP).Experience in automated testing and performance tuning.Familiarity with message queues (RabbitMQ, Kafka, etc.).Strong analytical and problem-solving abilities.Excellent communication and teamwork skills.Ability to work independently and manage priorities in a remote or hybrid setup.Passion for learning and staying up to date with industry trendsJob Type: Full-timeApplication Question(s):<ul><li>Do you have an experience in .NET (C#) and Node.js?</li><li>Do you have an experience in Angular and/or React?</li><li>Do you have an experience in SQL Server, MySQL, and</li></ul>MongoDB?<ul><li>Do you have an experience in RESTful AP?</li><li>Do you have an experience in Docker and container orchestration?</li><li>Do you have an experience in DevOps tools and practices (CI/CD, Git, pipelines,</li></ul>etc.)?<ul><li>Do you have an experience in mobile development using</li></ul>Flutter and/or React Native?<ul><li>Do you have an experience in cloud platforms (AWS, Azure, GCP)?</li><li>Do you have an experience in RabbitMQ, Kafka, etc?</li></ul>Experience:<ul><li>Full stack Engineer: 5 years (Required)</li></ul>Work Location: In person

Senior Full Stack Software Engineer (Dot Net)

Explore 1249+ Mobile application engineer in Karachi this December. Find roles across top companies and apply now to boost your career.