The project is gymlib, online platform to book classes in local gyms.

• Feature Development & High-Traffic Platform Management: Developed new features and optimized a platform serving over 100000 active users, delivering robust solutions for a seamless user experience. • Performance Enhancement: Significantly improved system performance, enhancing payment system API call speed by 60% and reducing database calls on the most frequently used query by 90%. • Monitoring, Analysis & Data Management: Conducted system operations monitoring and analysis, identifying and

I was mainly working on two projects: a) Water delivery platform, integration with client's sap b) Gym aggregator for online classes, remote booking of classes, subscriptins, etc.

• Lead Backend Developer: Directed two major projects from idea to production, handling design, development, testing, and problem-solving for robust, user-friendly products. • Team Collaboration: Provided consistent support and expertise across multiple projects, contributing to smooth progress and successful results. • Client Engagement: Contributed actively to client discussions to understand their business needs, helping to shape project goals and deliverables in line with expectations.

Was involved in various project with the same base code. Average day: bug fixes, adding custom feature for specific client.

• SaaS Customization & Integration: Adapted and managed a SaaS codebase for individual client needs, and integrated fintech services for improved data analysis. • Client Collaboration & Support: Worked with clients on specific SaaS requirements, resolved software issues, and provided frontend assistance for project delivery and UI customization.

The project goal was to create system that could serve for online programming contests but also for day to day submissions(solution of some problem). I was mainly working on our engine -js module to check solutions for both frontend and backend

• UI Development: Engineered a UI programming platform catered to online contests, ensuring a user-friendly experience and seamless contest participation. • Backend Architecture: Orchestrated the design and implementation of robust backend architecture, efficiently supporting several thousand users. • Application Stability: Delivered a reliable and high-performing application that effectively managed hundreds of thousands of submissions.