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Maria Chastain
Backend Engineer
Backend engineer with 5 years building payment and data systems. I care about correctness under failure and keeping services boring to operate.
Backend Engineer at Tilt Payments
2022 to nowOwned the billing ledger and payout pipeline for 1,200 merchants. Cut reconciliation breaks by 90 percent.
Software Engineer at Olive Retail
2020 to 2022Built the inventory sync service across 3 warehouse systems. Go, PostgreSQL, RabbitMQ.
Junior Developer at Mendo Studio
2019 to 2020Shipped internal tooling and the first version of the customer API.
LedgerKit
github.com/mariachastain/ledgerkitOpen-source double-entry ledger library in Go with property-based tests for reconciliation invariants.
BSc Computer Science
2015 to 2019University of Lisbon
AWS Certified Solutions Architect — Associate
2023Amazon Web Services
Certified Kubernetes Administrator (CKA)
2022CNCF
Almost there
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