Remix

Overview

Remix turned one of the least glamorous jobs in government — planning bus routes — into a fast, visual, almost game-like piece of software, and built a durable business selling it to cities. Founded in 2014 out of a Code for America fellowship by Tiffany Chu, Sam Hashemi, Danny Whalen, and Dan Getelman, it grew from a free online toy called TransitMix into a platform used by more than 325 cities across 20 countries to design transit networks, redesign streets, and regulate shared mobility.^[4]

This is a success story, not a failure. Remix raised about $27 million from Y Combinator, Sequoia, and Energy Impact Partners, and in March 2021 Via acquired it for roughly $100 million in cash and equity to build an end-to-end "TransitTech" platform.^[1] The instructive part is how a tiny civic-tech team cracked the notoriously hard government-software market: by giving an overlooked professional a delightful tool for a task everyone else ignored, then expanding from that wedge. The one melancholy note is that Remix's independent brand, preserved at first, was eventually absorbed into Via.

Founding Story

Remix's origin is unusually specific and worth stating precisely. Tiffany Chu was a user-experience designer at Zipcar when she moved to San Francisco for a one-year Code for America fellowship. There, she and Sam Hashemi heard how transit planners actually mapped a proposed bus line — a laborious, multi-tool, multi-step process involving spreadsheets and manual estimates — and built a free web tool called TransitMix to make it easier.^[4]

TransitMix was meant partly as a public game: draw a bus route and instantly see its cost and trade-offs, so citizens could appreciate the hard choices in transit planning.^[7] Then the founders noticed something telling — actual transit planners were using their free toy for real professional work, because nothing better existed. That signal, that professionals were adopting a hackathon project out of desperation, was the founding insight. Chu, Hashemi, Whalen, and Getelman formalized it as Remix in 2014, coming out of Code for America with Y Combinator backing.^[6] They had found a real, underserved workflow and a user who loved the product before there was a company — the healthiest possible way to start.

Timeline

• 2013–2014: Chu and Hashemi build TransitMix during a Code for America fellowship.^[4]
• 2014: Remix founded by Chu, Hashemi, Whalen, and Getelman; enters Y Combinator (W15).^[7]
• 2016–2017: Raises follow-on and a $10M Series A led by Sequoia; expands beyond route drawing.^[9]
• 2018–2020: Grows to 325+ cities in 20 countries; adds street design and shared-mobility management.^[3]
• Mar 2021: Via acquires Remix for ~$100M in cash and equity.^[1]

What They Built

Remix was web software for the people who plan how cities move. A planner could sketch a bus route on a map and instantly see its operating cost, the population and demographics it served, and how it changed access to jobs and services — analysis that previously took weeks of spreadsheet work and consultant time.^[5] Journalists compared using it to a video game, because it made an abstract, slow process immediate and interactive.

Over time Remix expanded from bus-network planning into two adjacent workflows: street design (planning safer streets, bike lanes, and redesigns) and shared-mobility management (helping cities regulate and monitor scooters and bikes, using open data standards). Each expansion sold to the same buyer — a city or transit agency — deepening the account.^[3] The through-line was making planners dramatically faster: Remix reduced planning timelines "from months to days," which is the kind of concrete productivity claim that survives budget scrutiny in government.^[4]

Market Position

Target Customers