Technical Lead
Sumadi
- Lead a team of 6 engineers, owning technical execution and 100% roadmap delivery across multiple concurrent product streams
- Co-architected and scaled a high-concurrency cloud platform supporting 100K+ simultaneous sessions under sustained multi-hour workloads
- Architected a real-time AI inference pipeline processing video, audio, and metadata streams for large-scale user behaviour analysis
- Built a semi-automated proctoring alert system that scaled supervisor oversight from 1:50 to 1:500, avoiding ~2,000 additional hires across 100K+ concurrent users
- Optimized throughput, latency, and cost across Lambda, API Gateway, DynamoDB, S3, and SQS under prolonged peak load
