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Senior Software Developer with 5+ years of experience building scalable mobile apps, web platforms, and IoT solutions. Strong expertise in React Native, React.js/Next.js, and Node.js/Nest.js with MongoDB and SQL, delivering performance improvements and user-focused products across fintech, e-commerce, and EdTech. Proven track record of leading teams, mentoring developers, optimizing APIs/workflows, and integrating third-party services (including AWS). Adept at building reliable systems and enhancing product stability through testing and TDD.…Senior Software Developer with 5+ years of experience building scalable mobile apps, web platforms, and IoT solutions. Strong expertise in React Native, React.js/Next.js, and Node.js/Nest.js with MongoDB and SQL, delivering performance improvements and user-focused products across fintech, e-commerce, and EdTech. Proven track record of leading teams, mentoring developers, optimizing APIs/workflows, and integrating third-party services (including AWS). Adept at building reliable systems and enhancing product stability through testing and TDD.

KHALIL AHMAD

Front-End Developer, App Developer, Developer, +6

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Senior Software Developer with 5+ years of experience building scalable mobile apps, web platforms, and IoT solutions. Strong expertise in React Native, React.js/Next.js, and Node.js/Nest.js with MongoDB and SQL, delivering performance improvements and user-focused products across fintech, e-commerce, and EdTech. Proven track record of leading teams, mentoring developers, optimizing APIs/workflows, and integrating third-party services (including AWS). Adept at building reliable systems and enhancing product stability through testing and TDD.…Senior Software Developer with 5+ years of experience building scalable mobile apps, web platforms, and IoT solutions. Strong expertise in React Native, React.js/Next.js, and Node.js/Nest.js with MongoDB and SQL, delivering performance improvements and user-focused products across fintech, e-commerce, and EdTech. Proven track record of leading teams, mentoring developers, optimizing APIs/workflows, and integrating third-party services (including AWS). Adept at building reliable systems and enhancing product stability through testing and TDD.

Available to hire

Senior Software Developer with 5+ years of experience building scalable mobile apps, web platforms, and IoT solutions. Strong expertise in React Native, React.js/Next.js, and Node.js/Nest.js with MongoDB and SQL, delivering performance improvements and user-focused products across fintech, e-commerce, and EdTech.

Proven track record of leading teams, mentoring developers, optimizing APIs/workflows, and integrating third-party services (including AWS). Adept at building reliable systems and enhancing product stability through testing and TDD.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Hindi

Advanced

Urdu

Advanced

Arabic

Intermediate

Work Experience

FullStack Developer (SDE-3) at Freelance Work

January 1, 2024 - Present

Designed and developed scalable mobile apps and web platforms using React Native, Next.js, React.js, and Node.js/Nest.js. Collaborated with clients to deliver customized solutions improving user engagement by 30%. Optimized workflows and integrated APIs to enhance system performance by 60%. Technologies: React Native, Node.js, MongoDB, AWS.

Senior Software Developer at Freelance Work

January 1, 2024 - Present

Designed and developed scalable mobile apps and web platforms using React Native and Node.js. Collaborated with clients to deliver customized solutions improving user engagement by 30%. Optimized workflows and integrated APIs to enhance system performance by 60%.

Lead Engineer at Quess Corp Limited, Bangalore

September 30, 2023 - July 30, 2025

Led engineering efforts at Quess Corp Limited, managing projects and teams to deliver software solutions effectively.

Lead Engineer at Quess Corp Limited

January 1, 2023 - September 1, 2023

Led cross-functional teams to deliver high-impact software projects in fintech and IoT domains. Improved system reliability and scalability, achieving uptime of 95.99%. Mentored junior developers, increasing team productivity by 70%.

Senior Software Engineer at Pegasus InfoCorp Pvt Ltd, Mumbai

April 30, 2022 - July 30, 2025

Worked as a senior software engineer contributing to key software development projects.

Senior Software Engineer at Pegasus Info Corp Pvt Ltd

December 1, 2021 - April 1, 2022

Developed and deployed e-commerce solutions, boosting sales by 65% through location-based delivery enhancements. Integrated third-party APIs to streamline user interactions and transactions. Reduced app crash rates by 30% through code optimization.

Software Engineer at Metafic, Indore

July 31, 2021 - July 30, 2025

Developed software solutions, contributing to various projects and feature implementations.

Software Engineer at Metafic

September 1, 2020 - July 1, 2021

Delivered IoT-based mobile apps for solar power plant monitoring, reducing manual intervention by 70%. Enhanced app usability by designing intuitive UI/UX interfaces. Improved API response time by 25% through code optimization.

Trainee Software Engineer at Mobiloitte Technology India Pvt Ltd, Delhi

August 31, 2020 - July 30, 2025

Participated in trainee software engineer role, working on development and gaining professional skills.

Trainee Software Engineer at Mobiloitte Technologies India Pvt Ltd

February 1, 2019 - August 1, 2020

Assisted in developing MVPs for mobile applications, contributing to successful product launches. Conducted unit testing and debugging, reducing defects by 35%. Collaborated with teams to integrate APIs and third-party SDKs seamlessly.