Who you are

• 8+ years of professional experience as a Backend Engineer, ideally having worked for a Financial Services company
• Strong background in software architecture, with hands-on experience across service-oriented and distributed systems
• Hands-on experience applying Domain-Driven Design (DDD) to model complex business domains
• Fluency in Typescript and Relational Databases
• Has experience with AWS and ideally Kubernetes
• Has hands-on experience with GitHub Actions and CI/CD pipelines
• Experience with logging, monitoring tools (e.g., Newrelic, Grafana), and debugging large systems
• Is passionate about clean, well-tested code and takes full ownership of the SDLC, including deployment, production reliability, and monitoring
• Comfortable using AI-assisted development tools to ship high-quality code faster
• Plus to be familiar with other programming languages or databases
• Node.js (TypeScript)
• Express.js
• Next.js (App Router, Server Components, Route Handlers / API routes, Server Actions)
• REST & GRPC API design and integration
• Relational databases (MySQL) with ORMs (TypeORM)
• Caching & performance optimization (e.g., Redis, CDN, ISR/SSR tuning)
• Authentication & authorization (NextAuth/Auth.js, JWT, OAuth2, SSO)
• Security best practices for fintech/PII (encryption, OWASP, rate limiting)
• Background jobs & event-driven patterns (queues, webhooks)
• Testing (unit, integration, e2e – e.g., Jest, Playwright)
• CI/CD (GitHub Actions), Containerization (Docker) and orchestration (Kubernetes) AWS services for backend workloads (e.g., RDS for MySQL, S3, Secrets Manager, CloudWatch, SQS, Lambda)
• Monitoring & Observability (Grafana, structured logging, tracing)
• Independent and Collaborative
• Communicative: Proficient written and verbal communication skills in English
• Adaptable and Open-minded: Willingness to adapt and explore new approaches
• Driven to build business fluency and customer focus
• You feel you do not meet all of the requirements, we still encourage you to apply!

What the job involves

Benefits

• Attractive compensation: We benchmark our compensation against other Fintechs and aim to pay at the 75th percentile.
• Relax and Recharge: You start your career at Moonfare with 25 vacation days and earn one extra day per year of tenure. Additionally, we have company-wide days off on different occasions.
• Growth budgets: Each full-time employee receives a minimum of €1,500 growth budget/ year that can be used for seminars, coaching, certification or other things that fosters your growth.
• Free daily lunches: On top of snacks, fruits, cereals and drinks, we offer lunch in our Berlin office and generous lunch budgets in our other offices.
• Mental health support: Our mental health platform nilo.health gives all employees access to online counseling, daily meditations and mindfulness workshops.
• Other benefits: We also offer a variety of other benefits like company parties and events, a referral bonus of €2,000, spontaneous company-wide vacation and company merch.