CoChess

Scope:

Front EndBack End

At ChessX, I played a key role in developing a full-featured online marketplace connecting chess students with professional coaches from around the world. The goal was to build a scalable, high-performance web platform that offered seamless booking, communication, and payment experiences for both learners and instructors.

ReactReduxMongoDBJavaScriptTypeScriptNestJS

Technical Contributions & Challenges

End-to-End Feature Development

Designed and implemented the booking and session management system, handling scheduling logic, time zone coordination, and automated session reminders.
Developed and integrated REST APIs using Nest.js and Express.js, ensuring robust data flow between frontend and backend layers.
Built React and Next.js components optimized for fast rendering and SEO-friendly server-side rendering (SSR).

Architecture & Scalability

Established a modular architecture that separated user, coach, and admin domains for easier maintainability and feature expansion.
Introduced state management via Redux, ensuring predictable data flow and efficient synchronization between components.
Focused on performance optimization through lazy loading, caching, and API response optimization.

User Experience & Product Impact

Delivered a clean, intuitive user interface that made session booking and profile management straightforward for both students and coaches.
Improved the user engagement flow by reducing booking friction and enhancing the responsiveness of the UI.
Collaborated closely with designers and business stakeholders to align technical implementation with user and business goals.

Results & Impact

Successfully launched the MVP platform within months, enabling early user acquisition and live coaching sessions.
Created a scalable technical foundation that supported future growth, additional features (e.g., video integration, payment modules), and global expansion.
Strengthened ChessX’s competitive positioning within the online education and sports training niche.