- Replaced an inefficient polling mechanism with a socket implementation, streamlining the process of status updates on both the frontend and backend, eliminating the need for frequent API calls every 2 seconds.- Completed web design implementation using React.js, translating designs provided in Figma into functional and visually appealing user interfaces, ensuring compliance with design specifications.

- Collaborated closely with the product team to comprehensively grasp feature requirements for both upcoming and ongoing developments.- Led the successful integration of Stripe, reducing payment processing time by 50% and streamlining transactions to enhance customer experience.- Successfully transitioned the previous project from Sails.js to Express.js.- Single-handedly spearheaded the development of the company's web application utilizing React.js, seamlessly integrating it with our established Express.js backend in response to resource constraints.- Achieved a substantial 40% reduction in AWS service expenses for the company.- Managed and successfully implemented automated build and deployment pipelines, including writing yaml files for code build and Kubernetes.- Performed code reviews, identified and resolved bugs, and effectively addressed any encountered issues.

- Developed seamless integration of Firebase User Management module, incorporating personalized email functionality utilizing Amazon SES.- Created and implemented a UDP packet sniffer to efficiently consume PSX stocks feed, leveraging Redis server for publication.- Implemented a robust Cron job using Lambda and CloudWatch Events to efficiently update user application status in our database, aligned with the latest PSX (Pakistan Stock Exchange) data.- Managed backend Web-socket sessions for real-time stock trading.

- Designed and developed robust Backend REST APIs using JavaScript and Express.js, facilitating seamless data communication across applications.- Optimized complex APIs by implementing server-side caching with Redis, resulting in significantly reduced response times and enhanced application performance.- Played a key role in the development of an AWS pipeline utilizing the Boto3 framework, enabling efficient deployment and management of cloud-based applications.- Proficient in developing and designing mobile applications using the Flutter framework, delivering high-performance and visually appealing user experiences.- Successfully engineered multiple apps to seamlessly integrate in-house IoT products, enhancing user experience and functionality through innovative solutions.