At Solidgate, our mission is to empower outstanding entrepreneurs to build exceptional internet companies.

You will join the Banking team, a small, focused group building financial infrastructure for digital companies that struggle to access EU banking.

Your responsibilities:

Design and build backend services for corporate card issuance and management, including roles and user permissions
Integrate with core banking providers, AML systems, and SWIFT to enable reliable, compliant payment flows (SEPA, SWIFT, payout to cards)
Analyze third-party documentation and translate it into concrete integration and architecture plans
Participate in product decisions across the full development lifecycle , from RFC and PRD to production
Improve the performance, scalability, and observability of the system using tools like Kafka, tRPC/Connect RPC, Loki, and VictoriaMetrics
Hold quality to a high standard: write unit and functional tests, follow security best practices, and contribute to automated CI/CD pipelines
Collaborate daily with design, finance, and platform teams to ship a seamless end-to-end user experience

Requirements:

2+ years of backend development experience (Node.js/TypeScript preferred, but other backend programming languages are considered as well)
Strong command of SQL , PostgreSQL or MySQL
Experience writing unit and functional tests (Jest, Cypress, Vitest, or similar)
Experience building or integrating complex systems
Proactive by default: you spot problems early, propose fixes, and follow through
Comfortable owning a feature from first line to production , no hand-holding needed
Clear communicator: you can explain technical decisions and defend your choices
Business-minded: you build to create value, not just to ship code

Nice to have:

Benefits:

Impactful work: You're building financial infrastructure that solves a real, felt problem , international companies that can't access EU banking.
Creative freedom: The Banking product is two years old, the codebase is clean, and there's no legacy holding you back.
Career growth: Middle to Senior in 6–12 months is a realistic path here, with coaching from engineers who have 8–10+ years in fintech.
Ownership culture: You own features end to end , from RFC to production.
People worth working with: A small, senior team that writes thoughtful code, does real reviews, and ships things that matter.
The Extras: 30+ days off, unlimited sick leave, free office meals, health coverage, and Apple gear to keep you productive.

Mid/Senior Backend Engineer (Banking)

Skills