Kev in Lee

Led development of a gaming platform used tens of thousands of times, driving 40% growth and improving session time by 25%. Built RESTful APIs supporting over 1M transactions per month with 99.99% uptime, streamlining game data and user session handling. Integrated third-party APIs for external data retrieval and payment processing, reducing manual operations by 40%. Partnered with the product team to deliver feedback loops and improve user satisfaction by 25%. Managed deployments using Docker and Kubernetes, achieving 99.9% uptime during peak traffic and scaling services to support 50K users. Built and maintained a crypto trading platform with average response times under 150ms and scalable APIs capable of handling up to 1M availability/throughput targets.

Implemented secure authentication and payment gateway integrations, reducing failed transactions by 30% and improving user trust. Optimized platform performance with 40% faster load times for key features. Collaborated remotely with a distributed team across four time zones, maintaining consistent sprint velocity. Built a cross-platform mobile app downloadable 100K+ times with 4.8-star ratings on iOS and Android stores. Expanded the backend using Node.js and MongoDB, supporting 100K+ and processing millions of dollars in transactions. Added push notifications and real-time updates, increasing user engagement by 20%. Built custom dashboards for internal analytics using Node.js and MongoDB, reducing decision-making time by 40% and enabling real-time KPI visibility across departments.

Optimized AWS deployment pipelines, reducing infrastructure costs by 30% and cutting deployment time from 10 minutes to 3. Led backend service design and implementation for a real-time voting system with under 10ms latency, processing 100,000 votes per minute during peak election hours without data loss or downtime. Secured sensitive voted data using advanced database management and RBAC authorization, passing internal security audits and meeting GDPR compliance standards. Improved a live election dashboard with real-time vote count updates and dynamic visualizations, achieving 100% uptime during national election events and supporting 50,000+ concurrent users. Integrated third-party reporting and analytics services, reducing manual reporting effort by 50%. Conducted regular code reviews and mentored junior developers to ensure adherence to best practices.