Mark Faga
Founder
Track record
Two decades of shipping
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Founded Faga Labs
Founder
A principal engineering studio that ships full-stack products and builds its own in the lab.
Built the Via AI data resolution platform
Co-founder and engineer
Rebuilds more than 100M profiles across multiple data sources, plus billions of real relationship edges, in under 5 hours.
100M+ profiles in under 5 hours
Built an agentic engineering ecosystem
Co-founder and engineer
Orchestrates agents across machines with shared context and memory, live coordination, and historical session know-how for the whole team.
Principal engineering at Hunt Club and Atlas
Principal Software Engineer
Led engineering on the Hunt Club platform and Atlas, a Hunt Club company.
Advised Prefab
Advisor
Technical advisor from 2022 until the acquisition by Reforge.
Built Wayfair's foundational API platform
Senior Staff to Principal Software Engineer
The GraphQL platform, program, and team that now serve billions of requests a day across the Storefront, Partner, and Internal APIs. Spoke at GraphQL conferences.
Billions of requests a day
Re-envisioned ezCater's customer service platform
Staff Software Engineer
Led the technical direction for the platform behind 5-star customer service at scale, with an estimated $10M in annual savings by the end of the first year. Spoke at Twilio Engage 2019 and React Boston 2018.
$10M estimated annual savings
Led Attend's technology through the Event Farm acquisition
Tech Lead
Ran the engineering team, led the integration into Event Farm, and architected cross-platform iOS and Android apps.
Built investment operations systems at Baupost
Software Engineer
Delivered CRM, trade data, and reporting systems for a global investment firm.
Integrated Bank of America and Merrill Lynch systems
AVP, Business Technology Integration Consultant
Planned and delivered the technology integration of annuity and insurance systems after the merger.
First production code
SQL Developer Intern
Upgraded a query server from SQL 6.5 to SQL 2K with a team of professionals.
History
Mark founded Faga Labs in 2026. Before Faga Labs, Mark built software at companies from fast-growing startups to global financial firms.
Previously built at
Now part of Uber
Acquired by Event Farm
Why a studio
Client work and our own products feed each other. Building our own products keeps our practice current, from architecture to the newest AI tooling. Clients get a team that ships, not just advises.
Mark builds the AI tooling Faga Labs runs on, from agent harnesses to AI triage systems.