Ansh SinghalAI/ML & backend engineer
Case studies

Projects

AI security, agentic RAG, real-time backends and remote sensing. Each case study covers the problem, how it works and the results, with code where it is public.

AI security gateway · CyberUltron

AI Mesh Firewall

Production AI security gateway: pre- and post-LLM checks across 500+ endpoints at 100k+ RPS.100k+requests per second500+endpoints protectedRead the case study →Open-source supply-chain security

ZeroDayShield

Zero-day research engine for npm, MCP servers, Docker and Hugging Face: 50+ custom analyzers and LLM triage.100%recall93%precisionRead the case study →Agentic RAG · Legal research

DHARA

Agentic RAG over Supreme Court of India judgments: hybrid retrieval, two rerankers, a LangGraph agent.97%search accuracy500msP95 response timeRead the case study →Real-time systems · Streaming

VoiceOps AI

Real-time voice backend: WebSockets, Kafka consumer groups and Kubernetes autoscaling under 200 ms.<200mslatency100+concurrent sessionsRead the case study →Remote sensing · Generative AI

Flood-GAN

Physics-aware GAN that turns Sentinel-1 radar into optical imagery and a water mask for flood mapping.31.25PSNR (dB)0.94SSIMRead the case study →Writing

Agentic RAG architecture: how I built DHARA, a legal research agent

How the pieces of an agentic RAG system fit together, with code from the DHARA repo.Read the write-up →

Let's build something secure.

I'm an AI/ML and backend engineer in Greater Noida, Delhi NCR, open to AI/ML, backend, AI security and GenAI roles in Noida, Gurugram, Bengaluru or remote.

Hire meDownload resumeBack to the portfolio