Mihir Dadwal

• Developed the survey delivery platform using Java 17, Spring Boot, Spring Security JWT and Spring Data JPA, delivering 10+
RESTful APIs with 300ms p95 response times.
• Implemented cursor based pagination, JWT auth and scalable service layer architecture supporting 500+ concurrent users.
• Built Angular frontend components using RxJS, Angular Material and NgRx for global state management.
• Created E2E testing suites with Playwright & unit tests with Junit 5 & Mockito, reducing regression defects by 60%.
• Configured GitHub Actions CI pipeline, containerized using Docker, reducing deployment time by 80%.
• Reduced analyst review time by 80% by developing an AI powered survey analysis service, designed the Python FastAPI
backend integrating GPT 4, LangChain & FAISS based RAG.

• Drove ~$2M incremental revenue by developing a Discount Code System end-to-end using Spring Boot REST APIs backed
by MongoDB.
• Optimized PostgreSQL querys from 5s to 120ms using composite indexing, query tuning and Redis caching (95% hit rate).
• Built Order Report microservice using React 16+, Redux and React.js virtual scrolling to handle 10, 000+ row datasets with
no perceptible lag.
• Utilized centralized logging & observability using ELK Stack & Jaeger distributed tracing, reducing MTTR by 94%.
• Managed container orchestration on AWS EKS with Nginx API gateway and Jenkins CI/CD, achieving 40% cost reduction.
• Used Kafka based event processing pipelines handling 100K+ daily order events with Elasticsearch bulk indexing.
• Collaborated within Agile/Scrum teams, participating in code reviews, troubleshooting production incidents, and delivering
scalable backend solutions.