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Maya.
Chen.
Senior Staff Software Engineer
maya.chen@hey.com
San Francisco, CA
mayachen.dev
San Francisco, CA
mayachen.dev
About
Distributed-systems engineer with 9 years building payments and developer infrastructure at scale. I lead small teams to ship reliable products — Stripe Connect's reconciliation pipeline, Figma's multiplayer presence layer. Strong opinions, weakly held.
Experience
Senior Staff Software Engineer—Stripe
Mar 2022 → Present
- Tech lead for Connect Reconciliation. Migrated 4PB of ledger data off MySQL onto an in-house columnar store; cut nightly close from 6h to 22m.
- Designed an idempotency framework now used by ~140 services across the company.
Staff Software Engineer—Figma
Jul 2019 → Feb 2022
- Built the multiplayer presence layer that powers cursors, selection sync, and follow mode. Sub-50ms p99 across 8 regions.
- Rewrote the diff engine on the WASM client; cut merge-conflict time-to-resolution by 71%.
Senior Software Engineer—Plaid
Aug 2017 → Jun 2019
- Owned ACH risk scoring end-to-end. Reduced fraud loss by 38% in 12 months without changing approval rate.
- Shipped the first version of Plaid Signal, now a flagship product.
Software Engineer—Square
Jun 2015 → Jul 2017
- Cash App core ledger. On-call for the money-movement pager rotation.
Skills
TypeScriptGoRustPythonSQLPostgresKafkagRPCKubernetesTerraformDistributed systemsEvent sourcingPayments