Swaraj Bangar

Senior Software Engineer @Webileapps India Pvt. Ltd. A Kfin Technologies Company

Designed a high-throughput trading engine using Node.js, TypeScript, gRPC (Protocol Buffers) and Kafka, reducing API latency by 55% through partitioned topic design (handling 10K+ transactions/sec)- Optimized database performance with Redis cache-aside patterns (dynamic TTLs) and PostgreSQL query tuning, cutting backend load by 70% in a Dockerized microservices architecture- Collaborated with cross-functional teams to automate regulatory compliance using RAG models, LangChain and LLM-driven NLP workflows, generating SEC/FINRA reports and saving 30 hours/week of manual effort- Developed a serverless mutual fund analyzer on AWS Lambda with TensorFlow, enabling real-time risk scoring with 4x accuracy improvement in portfolio transactions- Led Agile feature delivery (compliance, CRM integrations) via Jira-driven sprints, deploying Redux for CRM state management and hosting scalable APIs on AWS EC2, reducing development costs by $50K+.