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Hi, I'm Haseeb Ashraf, a Senior Full-Stack Developer with extensive experience delivering end-to-end web applications. I specialize in building scalable RESTful APIs and responsive front-ends using React, Next.js, and TypeScript, deploying on AWS and maintaining robust CI/CD pipelines. I collaborate with product managers and designers to turn complex requirements into clean, maintainable software. I also embrace AI tooling to speed up development, improve code quality, and automate repetitive tasks. Whether working as a dedicated contractor on Upwork or as part of a cross-functional team, I thrive in fast-paced environments, focus on performance and accessibility, and value clear communication and reliable delivery.…Hi, I'm Haseeb Ashraf, a Senior Full-Stack Developer with extensive experience delivering end-to-end web applications. I specialize in building scalable RESTful APIs and responsive front-ends using React, Next.js, and TypeScript, deploying on AWS and maintaining robust CI/CD pipelines. I collaborate with product managers and designers to turn complex requirements into clean, maintainable software. I also embrace AI tooling to speed up development, improve code quality, and automate repetitive tasks. Whether working as a dedicated contractor on Upwork or as part of a cross-functional team, I thrive in fast-paced environments, focus on performance and accessibility, and value clear communication and reliable delivery.

Haseeb Ashraf

Full Stack Developer, App Developer, Developer, +5

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Hi, I'm Haseeb Ashraf, a Senior Full-Stack Developer with extensive experience delivering end-to-end web applications. I specialize in building scalable RESTful APIs and responsive front-ends using React, Next.js, and TypeScript, deploying on AWS and maintaining robust CI/CD pipelines. I collaborate with product managers and designers to turn complex requirements into clean, maintainable software. I also embrace AI tooling to speed up development, improve code quality, and automate repetitive tasks. Whether working as a dedicated contractor on Upwork or as part of a cross-functional team, I thrive in fast-paced environments, focus on performance and accessibility, and value clear communication and reliable delivery.…Hi, I'm Haseeb Ashraf, a Senior Full-Stack Developer with extensive experience delivering end-to-end web applications. I specialize in building scalable RESTful APIs and responsive front-ends using React, Next.js, and TypeScript, deploying on AWS and maintaining robust CI/CD pipelines. I collaborate with product managers and designers to turn complex requirements into clean, maintainable software. I also embrace AI tooling to speed up development, improve code quality, and automate repetitive tasks. Whether working as a dedicated contractor on Upwork or as part of a cross-functional team, I thrive in fast-paced environments, focus on performance and accessibility, and value clear communication and reliable delivery.

Available to hire

Hi, I’m Haseeb Ashraf, a Senior Full-Stack Developer with extensive experience delivering end-to-end web applications. I specialize in building scalable RESTful APIs and responsive front-ends using React, Next.js, and TypeScript, deploying on AWS and maintaining robust CI/CD pipelines. I collaborate with product managers and designers to turn complex requirements into clean, maintainable software.

I also embrace AI tooling to speed up development, improve code quality, and automate repetitive tasks. Whether working as a dedicated contractor on Upwork or as part of a cross-functional team, I thrive in fast-paced environments, focus on performance and accessibility, and value clear communication and reliable delivery.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Urdu

Fluent

Work Experience

Senior Software Engineer at Liberate Labs

November 1, 2024 - June 7, 2024

At Liberate Labs, I lead the design and development of scalable full-stack solutions across web and mobile platforms. I architect and build features using React, Next.js, Node.js, and Ruby on Rails, and develop cross-platform mobile applications with React Native. I collaborate with product and design teams to translate business requirements into clean, performant code. I also take ownership of API integrations, database design (SQL/NoSQL), and deployment pipelines. Mentoring junior developers and contributing to code reviews to ensure code quality and best engineering practices is part of my role.

Full-stack Developer at UPWORK (Independent Resource)

May 1, 2020 - June 7, 2024

Completed 15+ long-term projects as a Full Stack and Mobile App Developer using ReactJS, Next.js, React Native, Node.js, and Express.js. Delivered custom solutions from e-commerce platforms to enterprise HRMS systems, enhancing workflows and user engagement. Proficient in AWS (EC2, S3, RDS) and Firebase for scalable deployments. Led full project lifecycles and collaborated closely with global clients, ensuring on-time delivery, high code quality, and lasting partnerships.

Full Stack Developer at Devsinc

September 1, 2019 - November 30, 2020

Developed and maintained full-stack applications using Node.js, Express.js, and ReactJS, ensuring smooth front-end/back-end integration. Deployed applications reliably on AWS and Heroku, and implemented third-party services like Stripe, Twilio, SendGrid, Firebase, and OneSignal. Collaborated with cross-functional teams to deliver user-focused web and mobile features and used JWT and OAuth for secure authentication. Maintained high code quality through testing with Jest and Mocha.

Full Stack Developer at GEEKINN

September 1, 2018 - August 31, 2019

Built and improved web and mobile applications using Node.js, Express.js, ReactJS, and React Native. Integrated RESTful APIs, AWS, and Firebase to enhance performance and scalability. Worked closely with cross-functional teams to deliver client-focused features, ensuring efficient development and scalable solutions across platforms.

Senior Software Engineer at Liberate Labs

November 1, 2024 - June 19, 2024

Led the design and development of scalable full-stack solutions across web and mobile platforms. Architected and built features using React, Next.js, Node.js, and Ruby on Rails. Developed cross-platform mobile applications with React Native. Collaborated with product and design teams to translate business requirements into clean, performant code. Took ownership of API integrations, database design (SQL/NoSQL), and deployment pipelines. Mentored junior developers and contributed to code reviews to ensure code quality and engineering best practices across the team.

Full-stack Developer at UPWORK (Independent Resource)

May 1, 2020 - June 19, 2024

Completed 15+ long-term projects as a Full Stack and Mobile App Developer using ReactJS, Next.js, React Native, Node.js, and Express.js. Delivered custom solutions ranging from e-commerce platforms to enterprise HRMS systems, enhancing workflows and user engagement. Proficient in AWS (EC2, S3, RDS) and Firebase for scalable deployments. Led full project lifecycles and collaborated closely with global clients, ensuring on-time delivery, high code quality, and lasting partnerships.

Full Stack Developer at Devsinc

September 1, 2019 - November 30, 2020

Developed and maintained full-stack applications using Node.js, Express.js, and ReactJS, ensuring smooth front-end/back-end integration. Deployed reliably on AWS and Heroku, and implemented third-party services like Stripe, Twilio, SendGrid, Firebase, and OneSignal. Collaborated with cross-functional teams to deliver user-focused web and mobile features, used JWT and OAuth for secure authentication, and maintained high code quality through testing with Jest and Mocha.

Full Stack Developer at GEEKINN

September 1, 2018 - August 31, 2019

Senior Full-stack Engineer at Upwork (Freelance)

August 1, 2019 - Present

Independent contractor on Upwork delivering 15+ long-term mobile app projects for global clients by leveraging Flutter, React Native, and native Android/iOS. I collaborate directly with international clients to gather requirements, design modern UI/UX, and deliver custom cross-platform solutions for E-commerce, Fitness, and HRMS platforms. I integrate RESTful and GraphQL APIs, optimize app performance, and implement secure data handling using Firebase and AWS (EC2, S3, RDS). I established CI/CD pipelines with GitHub Actions, App Center, and Fastlane to automate builds and deployments for App Store and Play Store. My work improved mobile app performance by up to 30% through efficient state management, caching, and code optimization, delivering smooth, responsive user experiences.

Software Engineer at DevSinc

September 1, 2019 - September 1, 2020

Developed and maintained cross-platform mobile applications using Flutter and React Native, ensuring pixel-perfect design implementation and seamless backend integration. Integrated third-party services such as Stripe, Twilio, and SendGrid to enable in-app payments, messaging, and transactional notifications. Worked with Firebase and AWS for deployment, authentication, and real-time database management, enhancing scalability and reliability.

Associate Software Engineer at Geek Inn

September 1, 2018 - August 1, 2019

Optimized mobile application features for an HRMS platform supporting 50k+ active users, ensuring smooth performance and scalability across Android and iOS. Designed efficient local and cloud data structures using SQLite, PostgreSQL, and Firebase to improve data handling and analytics. Integrated RESTful APIs and cloud services (AWS, Firebase) to enhance real-time communication, media delivery, and overall application responsiveness.

Senior Software Engineer (Full-Stack) at Upwork

May 1, 2020 - Present

Independent contractor delivering long-term projects with a 100% Job Success Score. Built RESTful APIs consumed by React/Next.js frontends, created scalable component architectures with React and TypeScript, leveraged AI tools for code quality and automation, deployed apps on AWS, and managed timelines using Jira/Trello. Collaborated cross-functionally in Agile environments and contributed to DevOps with Docker and CI/CD pipelines.