PG.

Resume

Piyush Gambhir.

Software Engineer · AI, Automation & Full Stack

[email protected]·piyushgambhir.com·GitHub·LinkedIn

Experience

Software Engineer

Spyne · Full-time · India

Jan 2024 – Present
  • Built and operate production conversational AI agents for 50+ auto dealerships, owning evaluation pipelines, response quality tuning.
  • Reduced per-minute voice agent call costs from $0.87 to $0.14 (~84% reduction) through model selection, prompt optimization, and infrastructure tuning. Improved reliability, reduced hallucinations, and optimized perceived latency via streaming and turn-taking improvements.
  • Implemented a complete telephony layer using Twilio with full US compliance: caller ID, CNAM lookup, STIR/SHAKEN attestation, and banned-number filtering for voice; A2P 10DLC registration and campaign management for SMS.
  • Architected end-to-end data ingestion pipelines with browser automation (Playwright) for legacy dealer systems without APIs, processing 100K+ inventory records daily with normalization for downstream ML models.
  • Designed and shipped a dealer website builder with integrated CMS, enabling dealerships to self-serve site creation and content management, adopted by 30+ dealers in first quarter.
  • Led frontend migration from monolithic React app to micro-frontend architecture, reducing deploy times by 60% and enabling independent team shipping.
  • Built core CRM modules including lead management, workflow orchestration, and automated follow-up sequences for dealership sales teams.

SWE Summer Intern

Spyne · Internship · Gurugram

Jun – Aug 2023
  • Built internal tools with Next.js, Sails.js, and SQL that streamlined data management workflows, reducing manual processing by 40%.
  • Developed and ran web scraping pipelines to collect and preprocess training data for computer vision and NLP models.

Projects

QuizItNow

Next.js 16TypeScriptNVIDIA AIMongoDBNextAuth.js

AI-powered platform that transforms any content (text, URLs, PDFs, YouTube) into customizable quizzes instantly. Built with Next.js 16, TypeScript, and NVIDIA NIM AI with structured output generation.

GitHubLive DemoWriteup

Typesense Dashboard

Next.js 16TypeScriptTypesenseshadcn/uiVitest

Production-ready web dashboard for managing Typesense search infrastructure with natural language search, search presets, and intelligent version gating. Features Monaco editor, real-time metrics, and zero-downtime migrations.

GitHubLive DemoWriteup

Skills

Languages

TypeScriptJavaScriptPythonJavaSQL

Frontend

ReactNext.jsTailwind CSSHTML/CSS

Backend

Node.jsExpressFastAPIREST APIs

Data

PostgreSQLMongoDBRedisDrizzle ORM

DevOps

AWSDockerCI/CDGitGitHub Actions

AI/ML

LLMsPrompt EngineeringLangChainPlaywright

Education

The NorthCap University

B.Tech (AIML), Computer Science

GPA: 8.55 / 10

2021 – 2025