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Based in the United States, EngFlow is a software development company that provides a secure remote execution, caching, and observability platform to accelerate builds and tests for large enterprise projects. The platform scales from 1 to 100,000+ cores, allowing distributed engineering teams to reduce their software build times by 5-10x while simultaneously cutting their cloud infrastructure costs by 20-50%. Operating as a fully managed software-as-a-service (SaaS) platform, the system supports major build frameworks like Bazel, CMake, and Chromium, eliminating internal maintenance overhead through automated scaling and detailed invocation analysis. The company is backed by prominent venture capital firms including Andreessen Horowitz and Tiger Global Management, and it serves several major corporate enterprise customers such as Arm, BMW, and Databricks. EngFlow was originally founded by Helen Altshuler alongside a specialized team of former core Bazel engineers.
EngFlow has raised $22.0M across 2 funding rounds.
EngFlow has raised $22.0M in total across 2 funding rounds.
EngFlow has raised $22.0M across 2 funding rounds. Most recently, it raised $18.0M Series A in November 2022.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Nov 1, 2022 | $18M Series A | — | Alchemist Accelerator, Andreessen Horowitz, C2 Investment, Costanoa Ventures, Jenny Fielding, Scott Hartley, Firstminute Capital, Mango Capital, Next47, Preston Werner Ventures, RTP Global, Thomvest Ventures, Uncorrelated Ventures, Ameet Patel, Charlie Songhurst, David Mytton, Mathias Biilmann Christensen, Spencer Kimball, Zack Kanter, Matt Klein, Michael Scarpelli, Rachel Potvin, TOM Preston Werner, Martin Casado, Scott Shleifer | Announced |
| Oct 1, 2021 | $4M Seed | Andreessen Horowitz, A16z Scout Fund | Alchemist Accelerator, Canary Ventures, Costanoa Ventures, Jenny Fielding, Scott Hartley, Firstminute Capital, Indicator Capital, Iporanga Ventures, Mango Capital, Monashees, Plug & Play Ventures, Preston Werner Ventures, Thomvest Ventures, Marcelo Sampaio, Spencer Kimball | Announced |
EngFlow has raised $22.0M in total across 2 funding rounds.
EngFlow's investors include Alchemist Accelerator, Andreessen Horowitz, C2 Investment, Costanoa Ventures, Jenny Fielding, Scott Hartley, Firstminute Capital, Mango Capital, Next47, Preston-Werner Ventures, RTP Global, Thomvest Ventures.
EngFlow is a SaaS company founded in 2020 in Austin, Texas, that provides a remote execution, caching, and observability platform to accelerate software builds and tests for engineering teams.[1][2][3] It serves startups to Fortune 500 companies like Snap, Lyft, MongoDB, Canva, BMW Group, and MasMovil, solving the problem of slow, costly builds in complex codebases by reducing build times 5-10x and cloud costs 20-50% through scalable distribution across up to 100,000+ cores.[2][3] The platform supports multiple build systems (e.g., Bazel, Pants, Buck2, CMake), operating systems (Android, Linux, iOS/macOS, Windows), CI tools (GitHub Actions, Jenkins), and deployments (AWS, GCP, on-prem), with SOC 2 Type 2 security and a web UI for insights.[1][2][3][4]
EngFlow was founded in 2020 by a team of engineers who led the development and open-sourcing of Bazel at Google, bringing deep expertise in build systems and developer productivity.[1][2] The idea emerged from their experience building scalable infrastructure at Google, aiming to democratize access to fast remote execution and caching previously limited to big tech.[2][7] Early traction came from adopting Bazel expertise and expanding to universal platform support, with customers like top eCommerce marketplaces and MasMovil reporting 20x faster releases shortly after.[3]
EngFlow rides the trend of developer productivity tools amid exploding codebase complexity and AI-driven engineering demands, where slow builds hinder velocity in monorepos and CI/CD pipelines.[2][3][5] Timing aligns with Bazel's growth as the fastest-rising build system and cloud-native scaling needs, enabling non-FAANG teams to match big tech agility.[7] Market forces like AWS Well-Architected efficiency, Spot Instances for cost control, and remote work favor its distributed model, influencing the ecosystem by accelerating releases for 20+ notable users and backed by Andreessen Horowitz, who see it managing "all aspects of software builds."[5][7]
EngFlow is positioned to dominate remote build infrastructure as AI/ML workloads and edge computing demand sub-minute cycles, potentially expanding via acquisitions like tipi.build for cross-platform and deeper observability integrations.[1][2] Trends like multi-cloud adoption and Bazel ecosystem growth will fuel scaling, with investor backing from a16z and firstminute signaling path to iconic status in devtools.[7] Its influence may evolve to standardize builds across industries, tying back to its core mission: turning slow engineering drudgery into high-velocity flow for all teams.[3][7]
