Apurba Ghosh

As a Software Development Engineer II, Apurba led end-to-end development of critical features, optimizing performance and driving significant user acquisition within a high-traffic gaming environment.

• Led end-to-end development of the Cash Leaderboard feature across mobile and internal platforms, implementing real-time WebSocket updates for 70K+ daily entries, achieving zero PO bugs under tight IPL deadlines and quadrupling player acquisition rates.
• Optimized WebView performance for the Add Cash Ludo journey by implementing Webview Preloading and Code Splitting, reducing 90th percentile user load times from 8s to 3s and increasing Long-Term Player (LTP) by 5%.
• Engineered a scalable hybrid React Native + Native Caching framework for JS/CSS assets, leveraging AWS Lambda and ZooKeeper for 40%+ faster load times across all Lego journeys.
• Implemented a scalable and modular Performance Monitoring Module, integrating Firebase Performance Monitoring to track key metrics like game table load times and app start times, enabling faster root cause analysis.
• Drove Technical Debt reduction by migrating critical APIs, adding performance monitoring, and implementing GraphQL query specific metrics to improve API response handling and system scalability.
• Spearheaded iOS development for Wowzy, resolving multiple platform-specific issues and building tooltip/modal priority mechanisms to prevent UI conflicts, significantly improving app stability and user experience.
• Recognized with an “Extra Mile Award” for strong user-centric execution, seamless cross-team collaboration, and delivering high-quality, high-impact features balancing performance, scalability, usability, and visual polish.

As a Software Development Engineer, Apurba developed and enhanced core communication and analytics platforms, significantly boosting user engagement and data comprehension for an ed-tech product.

• Led development of Orah Conversations, a real-time, two-way communication platform for students and teachers via proprietary Orah Staff and Student Apps, ensuring privacy and making it a highly sought-after product.
• Developed the native cross-platform Orah Families application using React Native and a clean-code architecture, introducing a design system that drove a remarkable 46% surge in monthly active users.
• Created Orah Attendance Insights, an Analytics dashboard with D3.js and React, providing schools with comprehensive student attendance data through visually captivating and responsive graphs, following Test Driven Development principles.
• Implemented Orah Connect, a comprehensive communication feature enabling staff to broadcast messages via Email, SMS, and push notifications, with thorough end-to-end testing using Playwright and Unit Tests.
• Integrated Single Sign-On (SSO) Service into Orah Families, enabling seamless logins with providers like Google and Microsoft, resulting in 70% of Parent users adopting the SSO login flow.