WHO WE ARETransactionLink is the world’s first automation platform for building complete digital onboarding experiences. We are doing for B2B onboarding what Revolut did for B2C — removing friction and accelerating customer activation. Our no-code platform turns complex KYB/KYC requirements into simple, configurable onboarding flows used by leading European fintechs and financial institutions.By orchestrating hundreds of data sources and handling millions of compliance-critical requests every day, TransactionLink enables businesses to sign up new customers in minutes, not weeks — while significantly reducing manual work and staying fully compliant with financial regulations.We've raised over €6M from investors behind companies like Revolut, Kraken, and Stripe, and have grown 8x in the past year alone.ABOUT THE ROLEAs a Senior Backend Engineer at TransactionLink, you’ll play a key role in scaling our no-code orchestration platform for onboarding and compliance. You’ll design distributed systems on AWS, build event-driven microservices in Java or Kotlin, and help shape both product and technical direction. This is a high-impact role with full ownership, working closely with a product-first team in a fast-growing fintech environment.WHAT YOU’LL DO Develop and evolve our no‑code orchestration platform, enabling customers to design, launch and monitor onboarding & compliance workflows without writing code. Design and implement large‑scale distributed systems on AWS, leveraging microservices and event‑driven architectures to ensure security, resilience and scalability. Influence technical and product decisions, balancing engineering best practices with commercial priorities. Drive innovation & experimentation, prototype new ideas, measure impact and iterate fast. Guarantee operational readiness, meet or exceed our commitments on reliability, availability and performance for all customer‑facing services. WHO YOU ARE Bachelor’s degree in Computer Science or a related field 7+ years of backend engineering experience Advanced proficiency in Java or Kotlin and Spring Boot Proven success designing and operating large‑scale, fault‑tolerant systems on AWS Hands‑on expertise with event‑driven architectures (Kafka, Kinesis, or similar) Deep understanding of microservices, observability, disaster‑recovery strategies and secure coding practices Demonstrated ability to lead and mentor engineers, align technical decisions with product goals and influence stakeholders Familiarity with modern JavaScript frameworks on the front end is a plus Bonus points for open‑source contributions or experience in fintech / reg‑tech domains WHAT WE OFFER 20 days of paid leave per year Options package Annual professional development budget A modern tech stack and strong engineering culture Excellent team of highly qualified and motivated colleagues Fast-moving environment with big ownership and immediate impact