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Senior Backend Engineer - Identity Lifecycle

Berlin💼 Full-time🗓 2026-09-01 → 2026-09-26

Core

Design, build, and operate scalable backend services and APIs for merchant onboarding, identity verification, and KYC/KYB regulatory data collection.

Role type

Senior Backend Engineer (Identity Lifecycle)

Builds

Reusable services and event-driven workflows for the identity platform

Domain

Fintech / Payments / Identity Verification / Regulatory Compliance

Deliverable

production ML models | product features | infrastructure

Required skills

Go, Java, API design, distributed systems, asynchronous processing, data modelling, testing, system design, event streaming (Kafka), observability (Grafana, Honeycomb), cloud operations (AWS, Docker, Kubernetes)

Preferred skills

Fintech domain knowledge, KYC/KYB experience, translating regulatory requirements into engineering solutions

Technologies

Go, Java, Kafka, Grafana, Honeycomb, AWS, Docker, Kubernetes

Responsibilities

Design and build scalable backend services and APIs; maintain and modernize existing Java services; drive reliability and resilience through observability and incident response; evolve domain models and service boundaries; mentor engineers and review code; work across team boundaries to solve complex backend problems

Seniority

Senior, hands-on IC

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