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Kartik Gautam

Engineer & Product Enthusiast

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Full Stack Developer & Technical Consultant

Senior full-stack engineer who builds, ships, and scales products. I've built 0→1 products across fintech, hiring, healthcare, AI, and e-signature, including payment systems handling 10M+ daily transactions and 500+ req/sec. I've also led teams from architecture to launch.

Featured Projects

TDD.cat

2026

Papers and threads worth your time

The Daily Diff curates software engineering, computer science, and AI papers and threads every day.

SignWith.co

March 2025

Get e-signatures done faster

SignWith is a platform that helps you get e-signatures done faster by reducing complexity and cost.

Kimaru.ai

Dec 2024

Faster time-to-decision with Agentic AI

Kimaru.ai helps managers facing challenges with retail supply chain to reduce time-to-decision

MindFry.in

Jan 2024

Internal Dashboard for Operations

A mental health startup, dedicated to supporting faced by people in their 20s.

Professional Experience

  • TDD.catVisit TDD.cat website

    • Full Stack Developer

    • - Built The Daily Diff, a daily digest for software engineering, computer science, and AI papers and threads.

  • RapidClaimsVisit RapidClaims website

    • SDE 3

    • - Builds and scales full-stack product systems for AI-powered revenue cycle management and healthcare claim workflows.

  • SignWithVisit SignWith website

    • Chief Technology Officer

    • - Leads technology, architecture, and product engineering for a pay-per-document e-signature platform.

  • TopHire.coVisit TopHire.co website

    • Senior Software Engineer

    • - Owns full-stack development of several features, deploying and managing LLMs and servers.

  • CredgenicsVisit Credgenics website

    • Tech Lead

    • - Owned and scaled Payments Product and lead the payments team.

    • Software Engineer

    • - Built and managed the payments product from scratch,setup the building blocks for the product.

  • CredicxoVisit Credicxo website

    • Lead Backend Engineer

    • - Owned and scaled several Products and lead the Backend team,owned Product roadmap.

    • Software Engineer

    • - Built and managed the several products from scratch,wrote migration scripts,configured servers.