# Shivam Patil — Software Engineer > Software Development Engineer at Tata Consultancy Services, in Mumbai, India. Backend platforms, distributed systems and AI infrastructure. This site is also the portfolio's own production system: every demo on it runs for real. Works on: C++, Rust, Go, Golang, Python, TypeScript, distributed systems, backend engineering, systems programming, AI engineering. Contact: shivampatilinfo@gmail.com. Source: https://github.com/Git-ShivamPatil. Profile: https://www.linkedin.com/in/shivam--patil/. ## Machine-readable - [OpenAPI 3.1 description](https://www.shivamsfolio.com/api/openapi): every public endpoint on this site, hand-written, served as application/vnd.oai.openapi+json. - [Sitemap](https://www.shivamsfolio.com/sitemap.xml): every indexable URL. - [Full text](https://www.shivamsfolio.com/llms-full.txt): the same corpus this site's own retrieval runs on. ## Start here Who I am, in one page each. - [Home](https://www.shivamsfolio.com/): The short version, and a map of everything else. - [About me](https://www.shivamsfolio.com/about): Where I came from and how I work. - [My résumé (CV)](https://www.shivamsfolio.com/resume): One page. Download it as a PDF. - [Contact details](https://www.shivamsfolio.com/contact): Email, phone, and where I am. - [If you are hiring](https://www.shivamsfolio.com/for/recruiter): The work, the proof, and how to reach me. - [If you are just curious](https://www.shivamsfolio.com/for/human): Referrals worth using, and an invite. - [If you are an AI](https://www.shivamsfolio.com/for/ai): A machine-readable summary of this site. - [theelderbrother](https://www.shivamsfolio.com/for/theelderbrother): The app I want to exist, and why. ## My work What I have built and where I have worked. - [Projects (Case studies)](https://www.shivamsfolio.com/projects): Seven builds, each with the reasoning behind it. - [Where I have worked (Work history)](https://www.shivamsfolio.com/experience): Roles, dates, and what shipped. - [What I know (Skills & tech stack)](https://www.shivamsfolio.com/skills): C++, Rust, Go, Python — and which project proves each. - [Awards & wins](https://www.shivamsfolio.com/achievements): Competitions, rankings, and recognition. - [Certifications](https://www.shivamsfolio.com/certifications): Courses and exams, with links to verify them. - [My coding activity (Live stats)](https://www.shivamsfolio.com/stats): GitHub and LeetCode, pulled live right now. ## See it running Live demos you can click. Everything here really runs. - [How this site works (System design)](https://www.shivamsfolio.com/system-design): The architecture, drawn — plus a live Raft election. - [Bugs I got wrong (Engineering log · debugging write-ups)](https://www.shivamsfolio.com/engineering-log): Eight failures, and the wrong theory I held before each fix. - [Ask me anything (Retrieval-augmented search)](https://www.shivamsfolio.com/ask): Ask a question; it answers by quoting this site. - [Type commands at it (Interactive shell)](https://www.shivamsfolio.com/terminal): A real terminal. Try `help`, then `whoami`. - [Run code in your browser (WebAssembly & SIMD benchmarks)](https://www.shivamsfolio.com/compute): The same maths four ways. Watch which wins. - [Query a database here (In-browser OLAP · DuckDB)](https://www.shivamsfolio.com/data): Write SQL in the page. It runs in your browser. - [Try my API (REST · GraphQL · RPC sandbox)](https://www.shivamsfolio.com/api-lab): Send a real request and read the real response. - [Break it on purpose (SRE · chaos engineering)](https://www.shivamsfolio.com/reliability): Trip the circuit breaker and watch it recover. - [How it stays safe (Security posture · SBOM)](https://www.shivamsfolio.com/security): Headers, scans, and a live dependency inventory. - [How good are the answers? (MLOps · retrieval evaluation)](https://www.shivamsfolio.com/mlops): The search engine above, measured and scored. - [Works without internet (PWA · offline-first)](https://www.shivamsfolio.com/edge): Turn off your Wi-Fi and keep reading. ## Writing Notes on systems, in long form. - [Blog](https://www.shivamsfolio.com/blog): Write-ups on systems, AI, and the trade-offs. ## Work with me Two ways to start a conversation. - [Send me a message](https://www.shivamsfolio.com/reach-out): A short form. It reaches me directly. - [Hire me for a session (Consulting)](https://www.shivamsfolio.com/services): Paid, focused work on a system you already have. - [Get the newsletter](https://www.shivamsfolio.com/newsletter): Occasional notes on systems that hold up. ## Project case studies Long-form write-ups: the problem, the architecture, and what the constraints actually forced. - [Low-Latency Market Data & Order Entry Stack](https://www.shivamsfolio.com/projects/low-latency-market-data-order-entry): Price-time-priority matching engine publishing a binary feed over redundant A/B UDP multicast, with a Rust feed handler that arbitrates the two and rebuilds MBP/MBO books without allocating. - [Distributed Rate Limiter & API Gateway](https://www.shivamsfolio.com/projects/distributed-rate-limiter-api-gateway): Multi-tenant API gateway: token-bucket and sliding-window quotas across a consistent-hash shard ring, with Raft election covering shard failure. - [Agentic AI Orchestration Platform](https://www.shivamsfolio.com/projects/agentic-ai-orchestration-platform): Multi-agent runtime on a plan-retrieve-act-critique loop, emitting a full decision and tool-call trace on every run. - [High-Performance LLM Inference Server](https://www.shivamsfolio.com/projects/high-performance-llm-inference-server): Rust inference runtime built on continuous batching and explicit KV-cache management, with live throughput and tail-latency signals. - [Secure Banking System](https://www.shivamsfolio.com/projects/secure-banking-system): Banking platform on a Hyperledger Fabric ledger, with Kafka-decoupled transaction events and Vault-managed secrets behind OAuth2 Django APIs. - [Online Examination System](https://www.shivamsfolio.com/projects/online-examination-system): Assessment platform: NGINX across FastAPI workers, Redis-held session and scoring state, JWT-scoped endpoints, server-side validation throughout. - [Secure RAG with RBAC, Guardrails & Monitoring](https://www.shivamsfolio.com/projects/secure-rag-with-rbac-guardrails-monitoring): Enterprise RAG with RBAC metadata pushed into the vector-search filter, PII masking before generation, and Ragas scoring on every change.