Backend Engineer

ABOUT THE ROLE You'll own core backend infrastructure at a pre-seed AI-native fintech startup building operations tooling for private markets. Working closely with a small, high-caliber founding team, you'll be responsible for the systems that power fund accounting, reporting, reconciliation, and treasury automation, with a strong emphasis on permissions, auditability, traceability, and observability across both hosted and self-hosted deployments. WHAT YOU'LL DO - Build and maintain backend infrastructure covering permissions, auditability, traceability, and observability. - Oversee deployment architectures for hosted and self-hosted environments using infrastructure-as-code tools. - Continuously improve system reliability, performance, and security in production. - Partner with product teams to ship features while upholding high quality standards. - Drive AI-native development practices that enable rapid, high-quality releases. WHAT WE'RE LOOKING FOR - 1 to 6 years of professional backend development experience. - Production experience building backend services with TypeScript and NestJS. - Production experience with PostgreSQL and Prisma. - Experience managing deployments with infrastructure-as-code tools such as Terraform or Pulumi. - A track record of improving production reliability, security, performance, observability, or auditability. - Practical hands-on experience with AI, ML, LLMs, or AI-native systems. - Comfortable working in a fast-moving, early-stage environment with a small team. COMPENSATION & BENEFITS - Salary range: 70,000 to 110,000 EUR annually. - Visa sponsorship is available. LOCATION On-site in Berlin, Germany. This role requires in-person presence and is not available on a remote basis.