Gabriel Schütz
Senior Software Engineer — Payments & Financial Systems
Six years owning the money layer of a German aviation SaaS — payments, billing and EU/German tax compliance. One of three core developers.
Open to senior payments & fintech roles · 100% remote · GMT-3 — 1–2h ahead of US Eastern, full overlap with the US (and EU) workday.
Selected work
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€62.9M billed & collected
The airport-fee billing system I built and operated for a national air-navigation services provider — all-time, billed and collected.
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SAP FI interface taken solo to 2 production go-lives
With formal written customer sign-offs.
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Core developer of the Stripe Connect integration
Automated partner payouts, SEPA mandates, 3D Secure, refunds & disputes.
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In-house dunning + bank-statement reconciliation
Auto-matched by invoice no. + amount + customer (camt / MT940 / CSV).
Fixed 504 timeouts on 2,000+ line-item orders — batched append API + async invoicing.
Stack
- Languages: PHP, JavaScript, SQL
- Frameworks & runtime: Laravel, Node.js, Vue, Angular
- Data & infra: MySQL/MariaDB, MongoDB, Docker, CI/CD
- Payments & compliance: Stripe Connect, SEPA, reconciliation, e-invoicing (EN 16931), DATEV
Languages
- Portuguese
- German
- English
- French
Background
The regulated-payments core — Stripe Connect, SEPA, reconciliation, e-invoicing — transfers to any fintech; aviation is just where I built it.
Remote from Brazil, 2020–2026, as an independent contractor through my own consultancy. B.Sc. Computer Science in progress (Uniritter); earlier coursework at TU Dresden (GPA 1.3). ICYS Gold & FEBRACE 2nd place for HAPTIKOS.
Get in touch
References — including written customer sign-offs on production go-lives — available.