Vidhu Sarwal.

EMBEDDED LINUX · OPEN SOURCE · 2025

Selected from 40,000+ global applicants. Wrote production C/C++ for Linux-hosted hardware testing: I2C bus scan, EEPROM dispatch, and modular driver table for mikroBUS ClickID auto-detection. 30% performance improvement; patches CI-tested and upstreamed to mainline. Also shipped OpenCV HDMI validation, a live Mongoose HTTP results dashboard, MQTT via libmosquitto, and automated Buildroot cross-compiled CI.

AI INFRASTRUCTURE · 2025 · 2025

Sole owner of a 61k+ LOC production async Python platform. LangGraph multi-agent orchestration, hybrid BM25 + ChromaDB retrieval, Qwen-VL document parsing, and SQL-based spreadsheet querying. Cut end-to-end latency 70% via async redesign and dual-instance model parallelism. Adopted by multiple Samsung teams as an internal NotebookLM replacement.

DISTRIBUTED SYSTEMS · 2025 · 2025

Zero-knowledge distributed storage in Go. Shards files with ChaCha20-DRBG obfuscation across 4 chunking strategies, AES-256-GCM tokens at rest — server holds zero key material. 1,000+ concurrent ops at sub-500ms latency with strict subsystem isolation.

DEVELOPER TOOLS · 2025 · 2025

Turns GitHub repos into readable narratives. Tree-sitter AST parsing for per-function breakdowns across 50k+ lines, ChromaDB semantic search, and LLM-powered commit evolution summaries. Token-efficient caching to cut re-analysis cost on repeated queries.

AI · HACKATHON WINNER · 2024 · 2024

Smart India Hackathon 2024 National Winner (Team Lead, 10,000+ participants). Semantic query routing across 500+ domains; automated ingestion tripled the database to 5k+ profiles; sub-200ms API response under concurrent load. Built on FastAPI with embedding-based vector search.