• Led a team of 4 developers in building a scalable backend system with Node.js and Express, deployed on Amazon EC2 with MySQL in Docker, supporting 1,000+ concurrent users.• Developed a secondary backend project with Node.js and Nest.js, leveraging Prisma and PostgreSQL in Docker, achieving a 40% improvement in database query performance.• Led a team of 2 developers in the development of 2 mobile applications using Flutter and Riverpod, incorporating AI features with OpenAI and custom LLM integrations, resulting in a 20% increase in user engagement.• Spearheaded the creation of a responsive website for DevOpen using Astro and Tailwind CSS, improving website load speed by 30%.• Implemented CI/CD pipelines using GitHub Actions, streamlining the development process and reducing deployment times by 35%.• Engineered a CLI tool using Go and Cobra, automating project setup tasks, reducing development time by 50% for new projects.

• Successfully contributed to the backend project. Gained experience writing server-side code in .Net, which was integrated with the Flutter Apps.• Built an integration bridge between WordPress and a .NET API using Node.js and Pipedream, which reduced development time and was reused in other WordPress projects, boosting productivity by 20%.• Worked on a full-stack project, developing the mobile application in Flutter and the backend in .NET 8.0 with Entity Framework, SQL Server, and MapIdentityApi for authentication, resulting in a robust and scalable solution.

• Utilized OpenAI's language model to power a content generation feature, resulting in a 30% increase in user engagement and a 25% reduction in content creation time.• Created a Google Maps integration in Flutter using the Google Maps API, and solved CORS issues by setting up a CORS-enabled server with Firebase Hosting, resulting in a 25% increase in application performance and a 20% reduction in errors.• Developed a location-based recommendation feature using Google Maps' Places API in Flutter, providing users with nearby information such as train stations, metro stops, banks, schools, and more based on building locations. This automated process improved user engagement by 15%.• Integrated Flutter applications with REST APIs to facilitate seamless data exchange between the frontend and backend, resulting in a 20% increase in app performance.• Optimized the app's build time by 25% and memory usage by 35% through code refactoring and the use of Flutter's performance profiling tools.• Contributed to the UI/UX design of a cms app, implementing responsive design principles and animations that improved user engagement by 10%.

• Implemented two cross-platform mobile applications using Flutter, each integrated with Node.js backend services for seamless data exchange.• Developed two applications using different state management libraries, MobX with Provider and Riverpod, resulting in a 25% performance boost and a 30% reduction in state-related bugs for the applications.• Gained experience writing server-side code in Node.js, which was integrated with the Flutter Apps.