Andrew Martin

Career · 16 years

Experience

Full-stack engineer · Developer Experience & AI Platform @ Credit Karma

Sixteen years shipping for scale. Developer-experience and delivery systems used by 1,000 engineers at a fintech serving 140M+ members — plus high-traffic consumer products and a consultancy of my own, across fintech, mobility, and the agency world.

Career timeline

Building front-of-stack systems and the teams around them — most recently developer tooling and AI platform work at Credit Karma.

2019 → Now
7 years · Full-time
Los Angeles & San Francisco, CA
Intuit (Credit Karma)

Staff Software Engineer · Developer Experience & AI Platform

On the AI Platform team, building developer-experience tooling and delivery systems used by 1,000 engineers — saving the org hundreds of engineer-hours a month while it ships to 140M+ members.

  • Built an internal RAG assistant on Postgres and pgvector that answers about 1,500 engineering questions a month in Slack, a web UI, and coding agents over MCP.
  • Built an AI code-review agent that reviews pull requests across an engineering org of 1,500.
  • Proposed and built a progressive deployment service with metric-gated rollouts and automatic rollback, now the release standard for 15 production services.
  • Led the frontend efficiency platform: set the strategy from local development to production and cut time to merge from three days to one.
  • Built an AI spec-driven workflow adopted by 15 teams (150 engineers).
  • Led the 15-engineer team that launched Credit Karma Money in 6 months.
TypeScriptNode.jsReactNext.jsGraphQLpgvectorMCP
2010 → 2019
9 years · Consulting
Los Angeles, CA

Believe Labs

Founder & Engineer

Founded and ran a web design & development studio — winning the work, shaping the brief, and shipping production apps for clients from startups to the Fortune 500.

  • Delivered builds for Goop, BuzzFeed, Dollar Shave Club, LEGO, and more.
  • Specialized in high-performance React and e-commerce front ends.
  • Owned the full engagement: contracts, scoping, architecture, and delivery.
ReactNext.jsWordPressE-commercePerformance
2016 → 2019
2.5 years · Full-time
Los Angeles, CA
Lyft

Senior Software Engineer

Built and maintained high-traffic Lyft.com properties and the Developer Portal on React + Redux, with Contentful-backed content workflows.

  • Developed homepage and marketing properties serving millions of visitors.
  • Built the Developer Portal for third-party integrations.
  • Led a design-system re-architecture across Lyft.com properties.
ReactReduxNode.jsContentfulDesign Systems
2017 → 2019
2 years · Full-time
Los Angeles, CA

Full Stack Engineer

Sole front-end architect for the web application — React + Redux on Node — owning build strategy, deployment, and technical architecture.

  • Architected the entire front-end application from the ground up.
  • Designed deployment regimes and build strategies.
  • Drove technical architecture decisions across the product.
ReactReduxNode.jsArchitectureDevOps

Built for fun

Hobby projects I design and build on nights and weekends — for the joy of it, and shipped to production for real people to use.

Let's work together

Looking for an engineer who can take work from ambiguous brief to shipped product? Tell me where you're headed.

Start a conversationResume (PDF)