Building production voice AI, telephony, and developer tools that stay reliable under pressure.

PiyushGambhir

Software Engineer II

Gurugram, India

Voice AI · Agents · Platforms

I build software for messy, real-world systems: where voice AI, telephony, automation, and product engineering have to work in production.

Selected work

Systems in the field

Production infrastructure, developer tools, and open experiments. Every project is shaped around a constraint that mattered.

Document OCRLocal-first OCR for passports and Indian KYC documents, on RapidOCR and PP-OCRv5. Packaged for Python, HTTP, Docker and Node.js. No image leaves your network.2026PDF EverythingA unified PDF console and REST API with nineteen tools for conversion, rendering, extraction, and document workflows.2026Telephony Voice SimulatorA local-first test platform for voice agents, AMD, IVRs, PBX routing, live carrier behavior, recordings, and automated grading.2026PerchA private, local-first browser extension for organizing, stashing and restoring tab groups, built with WXT and React. No account, no sync, no telemetry.2026Conversational Voice AgentsA provider-neutral control plane with interchangeable LiveKit and Pipecat workers for production voice agents.2026ReckonA read-only agent workspace for investigating production incidents across observability, CI/CD, cloud, databases, and source control.2026
All projects
Notes for overthinkers

Writing from the work

Notes on AI systems, browser automation, infrastructure, and the craft of making software dependable.

Issue Tracking Is Dead. The Ticket Is Just a Receipt.I pulled 18 months of my own commit history to test whether tickets still do anything. Here is what the data shows, including the part that contradicts me.2026What Is the Singularity? Why Sam Altman and Elon Musk Say We Are Already In ItSam Altman says we are in the singularity. Elon Musk says 2026 is the year. Here is what the word actually means, and whether the evidence backs either of them up.2026Claude Code: The AI Coding Assistant That Lives in Your TerminalA beginner-friendly guide to Claude Code: what it is, how to install it on any platform, key features, and everything you need to get started with Anthropic's agentic coding tool.2026Claude Cowork: AI That Actually Does the Work on Your ComputerA beginner-friendly guide to Claude Cowork: Anthropic's desktop AI agent that reads your files, builds spreadsheets, creates presentations, and automates everyday work. No coding required.2026Twilio A2P 10DLC: Brands, Campaigns, Costs, Throughput, and ComplianceA comprehensive guide to Twilio’s A2P 10DLC system, including Brand and Campaign types, associated costs, throughput limits, and compliance requirements.2025
All writing