# Clément Salaün

> Clément Salaün is the co-founder and CTO of Formance, an open-source financial infrastructure company founded in 2021. A former payment engineering lead at Selency, he oversees product and engineering and writes and speaks about programmable ledgers, money movement and financial data models. He also describes himself as an angel investor through XEQR Capital.

- **Role:** Co-founder & CTO at Formance
- **Organizations:** Formance, Selency, XEQR Capital
- **Education:** Y Combinator, École d’architecture Paris-Malaquais – PSL
- **Known for:** Co-founded Formance in 2021., Participated in Y Combinator Summer 2021., Helped develop Formance’s programmable open-source ledger and broader modular platform.

## Career timeline

- **2016–2021** — Worked at Selency; became lead software engineer for backend and payments.
- **2019** — Published Migrating to Stripe Connect; presented Building Stuff with Clojure.
- **2020** — Published Your balance is $0.30000000004.
- **2021** — Founded the venture initially known as Numary, now Formance; participated in Y Combinator Summer 2021.
- **2024** — Announced the Formance Platform, adding Connectivity, Flows and Reconciliation to the Ledger.
- **2025** — Formance announced a $21 million Series A; Salaün spoke about The Color of Money at fintech_devcon.

## Achievements

- Co-founded Formance in 2021.
- Participated in Y Combinator Summer 2021.
- Helped develop Formance’s programmable open-source ledger and broader modular platform.
- Formance raised a $21 million Series A in January 2025, co-led by PayPal Ventures and Portage.

## Latest updates

- **2025-08** — The Color of Money talk at fintech_devcon is linked as a recording on his personal website.
- **2025-06** — Formance announced his forthcoming fintech_devcon presentation in Denver.
- **2025-05** — Discussed ledger testing and a transaction-ID incident in an Antithesis customer interview.
- **2025-02** — Appeared on Contributor to discuss Formance, Minecraft and open-source financial infrastructure.
- **2025-01** — Formance announced its $21 million Series A.

## Links

- Website: https://32b6.com/
- LinkedIn: https://www.linkedin.com/in/clementsalaun/
- Twitter/X: https://x.com/superzamp
- GitHub: https://github.com/altitude

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Profile page: https://yespress.io/clement-salaun
Published by YesPress — https://yespress.io
Last updated: 2026-10-11