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senior lead developer

Prime Care Medical Group PC

Senior Full-Stack Developer / Technical Lead &ndash; Healthcare, AR/VR, RetailLocation: Remote &ndash; Pakistan Employment Type: Full-time | 40 hours/week | 2-year contract Compensation: Negotiable (PKR) + milestone bonuses + advisory equity (vesting at contract completion) Reporting To: Country Lead &ndash; Pakistan Work Hours: 9:00 AM &ndash; 5:00 PM ESTAbout the RolePrime Care Medical Group PC is expanding its technology division in Pakistan. We are looking for a Senior Full-Stack Developer / Technical Lead to drive end-to-end development of healthcare and retail platforms. The role covers architecture, technical leadership, and delivery across full-stack solutions, including AI/ML, AR/VR, vector imaging, and embedded EMR modules.Key Responsibilities<ul><li>Architect and deliver full-stack solutions (backend APIs, cloud infrastructure, frontend UI/UX).</li><li>Integrate AI/ML, AR/VR, imaging, and EMR/CRM modules.</li><li>Ensure adherence to coding standards, documentation, and security/compliance (HIPAA/GDPR).</li><li>Mentor and coordinate support staff (QA, UI, DevOps).</li><li>Drive on-time releases and maintain high technical standards.</li></ul>Required Qualifications<ul><li>6+ years full-stack development experience, with at least 2 years in senior/lead roles.</li><li>Proficient in Node.js / Python / React / Next.js / SQL / NoSQL / REST / GraphQL.</li><li>Proven track record in delivering end-to-end software solutions.</li></ul>Preferred Skills<ul><li>Experience in healthcare, retail, AR/VR, or AI/ML platforms.</li><li>Knowledge of HIPAA/GDPR and medical data standards.</li><li>Experience mentoring or leading development teams.</li></ul>Benefits &amp; Incentives<ul><li>Negotiable monthly salary (PKR)</li><li>Milestone-based performance bonuses</li><li>Advisory equity (vesting after contract completion)</li><li>Fully remote role</li><li>Recognition and portfolio visibility across projects</li></ul>How to ApplySubmit your CV, portfolio, and a brief summary of projects you have led in healthcare, retail, or AR/VR systems. Only applicants based in Pakistan will be considered.Job Types: Full-time, Contract Contract length: 24 monthsWork Location: Remote

Senior Full-Stack Developer / Technical Lead (Healthcare / AR-VR / Retail Platform – Karachi)

Techmile Solutions

Job Summary: We are seeking an experienced Senior Unity Developer to lead the design, development, and optimization of interactive 2D/3D applications and games using the Unity engine. The ideal candidate will have a strong background in C#, object-oriented programming, and experience delivering high-quality, performance-optimized Unity projects across platforms such as mobile, PC, AR/VR, or console.Key Responsibilities:<ul><li>Lead the architecture, design, and development of Unity-based applications or games.</li><li>Write clean, maintainable, and optimized code in C#.</li><li>Collaborate closely with artists, designers, and backend developers to implement gameplay features, UI/UX, and interactive systems.</li><li>Debug, profile, and optimize performance for mobile and desktop platforms.</li><li>Implement game physics, animations, AI systems, and asset pipelines.</li><li>Integrate APIs, SDKs, and third-party plugins (analytics, ads, multiplayer, etc.).</li><li>Guide and mentor junior Unity developers, conducting code reviews and providing technical direction.</li><li>Work with the QA team to identify, reproduce, and fix issues.</li><li>Stay updated on the latest Unity technologies, tools, and best practices.</li></ul>Required Skills &amp; Qualifications:<ul><li>Bachelor&rsquo;s degree in Computer Science, Game Development, or related field.</li><li>5+ years of professional experience in Unity development.</li><li>Strong proficiency in C# and Unity3D/Unity Engine (latest LTS versions).</li><li>Experience with mobile (iOS/Android), PC, or AR/VR platforms.</li><li>Understanding of game physics, shaders, and rendering pipelines.</li><li>Hands-on experience with asset bundles, addressables, and memory optimization.</li><li>Familiarity with Git, Jira, and Agile development practices.</li><li>Strong problem-solving and debugging skills.</li></ul>Key Competencies:<ul><li>Strong communication and collaboration skills.</li><li>Ability to work independently and meet deadlines.</li><li>Creative problem solver with attention to detail.</li><li>Passion for gaming, real-time simulations, or interactive experiences.</li></ul>Shift Timings:<ul><li>Morning Shift (12PM to 9PM)</li></ul>Location:<ul><li>Near Driving License office, Korangi, Karachi</li></ul>Job Type: Full-timePay: Rs200,000.00 - Rs350,000.00 per monthWork Location: In person

Sr. Unity Developer (Project Based)

Dolphin Advanced Technology Services

We are seeking an experienced Senior Android Developer with expertise in Kotlin and Android development to join our engineering team. In this role, you will design, implement, and maintain high-quality, responsive, and performant mobile applications while collaborating with cross-functional teams.Key Responsibilities-Design and develop sophisticated mobile applications using Kotlin for Android platforms-Work closely with hardware for software integration-Create responsive, user-friendly interfaces that adhere to Material Design principles-Work with RESTful APIs and integrate backend services-Optimize applications for maximum performance and scalability-Write clean, maintainable, and well-documented code-Implement automated testing strategies and perform code reviews-Collaborate with UX/UI designers, product managers, and backend developers-Mentor junior developers and provide technical leadership to the team-Stay current with emerging trends and best practices in Android developmentRequired Qualifications-5+ years of Android development experience using Kotlin-Strong understanding of Android architecture components (MVVM / MVI, View Model, Live Data, Room)-Experience with modern Android UI frameworks (Jetpack Compose Desirable)-Proficiency in consuming RESTful APIs and working with JSON-Experience with dependency injection frameworks like Dagger or Koin-Knowledge of design patterns and software architecture principles-Solid understanding of Git version control-Experience with CI/CD pipelines and release management-Strong problem-solving skills and attention to detail-Ability to work with Dagger / Hilt preferred, Koin experience is a plus.-Can work on hardware/software integrations and able to utilize SDKsEducationBachelor's degree in Computer Science/Software EngineeringWhat We Offer-Competitive salary-Project-based incentives-Professional development opportunities-Collaborative and innovative work environment-Opportunity to work on challenging projects that impact users globally--Ability to work a schedule with overlapping with US (8 AM to 4 PM Chicago) timingsPlease send your updated resume to hr@godats.comJob Type: Full-timeExperience:<ul><li>android: 5 years (Required)</li></ul>Location:<ul><li>Karachi (Required)</li></ul>Work Location: In person

Senior Android Developer

Enterprise64

<div>Overview 
Enterprise64 is a U.S.-based technology company that creates digital solutions for startups to Fortune 500 companies in the United States, Europe, and the United Arab Emirates. We are growing rapidly across all our global offices and have career opportunities for tech professionals who are looking to work in a fast-growing company, work in a fun environment, be challenged, grow, and fast-track their careers.
Job Overview 
We are hiring a Senior Python Backend Developer to join our dynamic team (Contract Role). The ideal candidate will have strong expertise in backend development, API design, and database optimization, ensuring high-performance, scalable, and secure applications. You will collaborate with cross-functional teams to build efficient, maintainable, and reliable backend solutions that drive our innovative products.
Key Responsibilities<ul><li>
Design, develop, and maintain ETL pipelines for large-scale data processing and integration.</li><li>
Work with AWS Glue, PySpark, and Apache Spark to process structured and unstructured data efficiently.</li><li>
Build and optimize data ingestion workflows from multiple sources into data lakes and warehouses.</li><li>
Ensure data quality, consistency, and reliability through validation and monitoring.</li><li>
Collaborate with cross-functional teams, including data scientists, analysts, and backend engineers, to deliver scalable data solutions.</li><li>
Implement and manage data transformation and schema evolution using AWS services (Glue, S3, Lambda, Redshift, etc.).</li><li>
Optimize Spark jobs for performance and cost efficiency.</li><li>
Develop and maintain metadata management and data cataloging in AWS Glue.</li><li>
Ensure adherence to data security, compliance, and governance best practices.</li><li>
Use Python for automation, data manipulation, and integration tasks.</li><li>
Implement CI/CD pipelines for data workflows and maintain infrastructure-as-code (IaC) using tools like Terraform or CloudFormation (a plus).</li></ul> 
Preferred Qualifications<ul><li>
Strong expertise in Python and PySpark for large-scale data processing.</li><li>
Hands-on experience with AWS Glue, AWS Lambda, S3, and Redshift.</li><li>
Solid understanding of ETL frameworks, data modeling, and data warehousing concepts.</li><li>
Experience with Apache Spark and distributed computing principles.</li><li>
Familiarity with workflow orchestration tools (e.g., Airflow, Step Functions).</li><li>
Knowledge of SQL and NoSQL databases for data querying and optimization.</li><li>
Strong problem-solving and debugging skills for data-intensive applications.</li><li>
Experience working in agile environments and collaborating with cross-functional teams.</li></ul></div>

Senior Python Developer - Contractor

TECIZ EVERYHTING

Job descriptionTeciz Everything is an innovative company dedicated to delivering top-quality software solutions. We are looking for a talented and motivated Node.js Backend Developer to join our growing team. This is a great opportunity to enhance your skills and contribute to exciting projects.Description:We are seeking a skilled Node.js Backend Developer to develop and maintain server-side applications. The ideal candidate will have a strong understanding of backend development and be able to work effectively in a collaborative team environment.<ul><li>Develop and maintain backend services and APIs using NestJS.</li><li>Design and implement RESTful APIs to support front-end functionality.</li><li>Write reusable, testable, and efficient code.</li><li>Integrate and manage ORM frameworks (Sequelize or TypeORM) for database operations.</li><li>Ensure optimal performance, scalability, and reliability of backend applications.</li><li>Debug and troubleshoot application issues to ensure smooth performance.</li><li>Collaborate with front-end developers to integrate user-facing elements with server-side logic.</li><li>Participate in code reviews and contribute to continuous process improvements.</li><li>Stay updated with the latest backend technologies and best practices.</li></ul>Requirements:<ul><li>Bachelor&rsquo;s degree in Computer Science, Information Technology, or a related field.</li><li>Minimum 1 year of professional experience in NestJS.</li><li>Strong understanding of ORM frameworks such as Sequelize or TypeORM.</li><li>Proficient in JavaScript/TypeScript and asynchronous programming.</li><li>Experience with RESTful API design and integration.</li><li>Hands-on experience with SQL databases such as MySQL or PostgreSQL.</li><li>Good understanding of Git and version control workflows.</li><li>Excellent problem-solving, debugging, and analytical skills.</li><li>Strong communication and teamwork abilities.</li><li>Familiarity with front-end technologies (React, Angular, etc.) is a plus.</li></ul>Job Type: Full-timePay: Rs70,000.00 - Rs80,000.00 per monthWork Location: In person

Senior Node.js Developer

Viabletree

What You'll do? Design, build, and maintain scalable backend services using Python (3.8+), FastAPI, and Django REST Framework (DRF).&#9679; Develop and optimize database schemas, queries, and migrations using SQLAlchemy and PostgreSQL.&#9679; Architect and implement integrations with cloud platforms&mdash;preferably Google Cloud Platform (GCP)&mdash;to ensure reliability and scalability.&#9679; Build event-driven systems and background jobs with Celery, Redis, and message queues. &#9679; Write clean, testable, and maintainable code with PyTest unit and integration test coverage.&#9679; Collaborate cross-functionally with Frontend, DevOps, Product, and Data Science teams to deliver new features end-to-end.&#9679; Contribute to system observability and performance tuning through monitoring, profiling, and logging best practices.&#9679; Participate in code reviews, architecture discussions, and sprint planning&mdash;helping drive technical excellence across the stack.What We&rsquo;re Looking For&#9679; 5+ years of commercial backend software development experience.&#9679; 3+ years of hands-on experience with Python in production environments.&#9679; Strong proficiency with FastAPI and/or Django REST Framework (DRF).&#9679; Deep understanding of SQLAlchemy, PostgreSQL, and relational database design.&#9679; Experience building and deploying services on GCP (or AWS/Azure equivalents).&#9679; Understanding of distributed systems and event-based architectures.&#9679; Skilled in writing automated tests with PyTest and applying CI/CD best practices.&#9679; Solid experience using Docker to build and run containerized applications.Nice to Have&#9679; Experience with ClickHouse (column-oriented analytics database).&#9679; Familiarity with Celery for task orchestration and background jobs.&#9679; Experience with Redis for caching or message brokering.&#9679; Exposure to Kubernetes (K8s) for container orchestration.&#9679; Knowledge of Poetry for dependency management.&#9679; Interest or experience in prompt engineering for AI developer tools like GitHub CopilotWhat We Offer:<ul><li>Competitive salary with performance-based incentives.</li><li>Company-paid daily lunch.</li><li>Medical coverage.</li><li>Supportive and collaborative work environment.</li><li>Continuous learning and professional growth opportunities.</li></ul>Job Type: Full-timeWork Location: In person

Senior Python Developer

MarketCube.io

Job Title: Senior Mobile App Developer (React Native / Flutter) Location: On-Site &mdash; Karachi, Pakistan Salary: PKR 250,000 &ndash; 280,000 per month Employment Type: Full-Time Start: ImmediateMarketcube is a global technology company providing marketplace and multi-vendor commerce solutions to customers across the UK, EU &amp; GCC. We are expanding our engineering operations in Karachi, and are looking for a senior-level developer to lead mobile app development.Role Responsibilities<ul><li>Lead architecture and development of Marketcube&rsquo;s marketplace mobile apps</li><li>Implement high-performance, scalable, and reusable components</li><li>Integrate front-end interfaces with backend APIs and services</li><li>Manage app deployments and release cycles for Android &amp; iOS</li><li>Troubleshoot production issues and ensure app reliability</li><li>Work closely with product and backend teams</li><li>Provide mentorship and guidance to junior developers</li></ul>Required Skills<ul><li>4+ years of experience in mobile app development</li><li>Expert-level proficiency in React Native or Flutter</li><li>Strong understanding of authentication, navigation, state management, and API communication</li><li>Experience with Git workflows and code reviews</li><li>Ability to work autonomously and handle end-to-end delivery</li></ul>Preferred<ul><li>Experience building marketplace / eCommerce / shopper apps</li><li>Knowledge of Firebase / AWS / Node.js / GraphQL</li><li>Familiarity with UI/UX implementation and component libraries</li></ul>What We Offer<ul><li>Competitive salary and performance growth</li><li>Ownership and leadership opportunity</li><li>Modern product-driven work culture</li><li>International exposure, working with UK &amp; GCC teams</li></ul>ApplySend your CV and portfolio/app links to: Ali.haider@marketcube.ioJob Type: Full-timePay: Rs230,000.00 - Rs280,000.00 per monthWork Location: In person

Senior Mobile App Developer (React Native / Flutter)

Explore 949+ Senior lead developer in Karachi Pakistan this November. Find roles across top companies and apply now to boost your career.