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Hans Gamarra

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Koombea · Tuily

Fintech card administration and integrations

Context

Tuily required secure card lifecycle tooling and connections to payment and banking partners.

My contribution

Built and extended Rails services for card administration, integrating Mastercard and Domina flows and supporting operational tooling.

Technology

Ruby on Rails, PostgreSQL, Redis, REST APIs

Result

Enabled product teams to operate card programs with dependable backend integrations.

Interested in similar work? Email hans.gamarra1303@gmail.com