oeykevin

Founded in 2011, Blibli has grown into one of Indonesia's largest e-commerce companies, serving B2B, B2C, and B2B2C markets. With a strong focus on innovation and customer satisfaction, Blibli continues to shape the future of digital commerce in the region. Implemented a microservices architecture and leveraged Apache Kafka for real-time event processing, improving system throughput by 30% and reducing data synchronization latency by 40%. Optimized caching strategies with Redis, reducing database load by 40% and improving API response times by 50%, leading to a 2x faster user experience. Diagnosed and resolved 20+ production issues, reducing incident recurrence by 60% through comprehensive root cause analysis (RCA) and preventive fixes. Developed and deployed 15+ RESTful APIs, integrating PostgreSQL, Redis, and authentication mechanisms, ensuring 99.9% uptime and achieving 30% faster API responses.

Empowering Indonesian developers transition to Web3. Led backend development of AsyncE, a Web3 communication platform built on the DFINITY Internet Computer, which secured 3rd place in Hackathon 7.0 (ICP Hub, Codefest.id). Developed core backend functionality in Rust using ic-cdk and ic-cdk-websocket, handling real-time communication for 100+ concurrent users. Implemented an asynchronous meeting system, video sharing, and group collaboration features, reducing latency by 30% using optimized WebSocket handling. Integrated AI-powered video processing, enabling automatic subtitling and transcription with Python (Flask), achieving 90%+ accuracy in speech-to-text conversion. Collaborated in a team of three to design and ship a full-stack Web3 platform, contributing 90% of the backend codebase.

Developing a 2D multiplayer platformer with strategic fighting mechanics in Godot Engine, targeting 1,000+ concurrent players. Used Godot's reliable UDP networking protocol, ensuring <100ms latency and reducing lag spikes by 30% in multiplayer matches. Architected the backend using C# and PostgreSQL, handling 5,000+ game state updates per second for real-time interactions.

Built a quiz game desktop application using C++ (frontend) and Rust (backend), implementing UDP networking to support real-time multiplayer gameplay with <50ms latency. Developed an ASP.NET web application following Domain-Driven Design (DDD) principles, ensuring modular architecture, scalability, and maintainability. Created a JavaFX-based desktop UI application with Java 17, enhancing UI responsiveness by 40% through modern UI components.

The International Collegiate Programming Contest is an algorithmic programming contest for college students. Qualified as an ICPC 2022 contestant, competing in a team of three, after placing in the top 50 of the Indonesia National Contest (INC) 2022 among 700+ teams. Solved 5 complex algorithmic problems within a 5-hour timeframe, demonstrating expertise in data structures, constructive algorithms, and dynamic programming.