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Backend Engineer - FinTech (M/F/D) - Berlin

Backend Engineer - FinTech (M/F/D) - Berlin

Middle–Senior Hybrid Berlin, Germany Full-time Posted 3 months ago

Skills & stack

Languages

Java Kotlin

Frameworks

Spring Boot

Tools & Infra

AWS Docker Elasticsearch Kafka

Skills

REST API

About the role

Backend Engineer at FREENOW is a middle-to-senior position in Berlin, Germany. You will build financial transaction systems within the FinTech team.

Work format

This is a full-time position with a hybrid work arrangement.

Skills and tools

Java
Kotlin
Spring Boot
AWS
Docker
Kafka
Elasticsearch
REST API

What to prepare

Prepare a Java or Kotlin code sample that demonstrates your backend development work.
Outline a past REST API or event-driven design, including the decisions you made.
Prepare an example of handling an incident, from investigation through resolution.

Responsibilities

Own features from design and coding through deployment and monitoring.
Design microservices and APIs for financial transaction systems.
Review code and identify technical debt with colleagues.
Collaborate with colleagues in an agile team.
Support incident response and take part in the on-call rotation.
Mentor junior colleagues as part of your engineering work.

Requirements

Bring 3 to 5 years of production experience with Kotlin or Java.
Apply RESTful API design principles and understand event-driven architecture.
Use Spring Boot and understand relational databases and JPA/ORM.
Work with AWS and Docker for backend infrastructure.
Bring knowledge of Kafka and Elasticsearch to backend development.
Apply testing practices throughout the software development lifecycle.
Be comfortable using AI coding assistants in your development work.

Nice to have

Knowledge of financial systems, including invoicing and payouts.

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Enterprise

European mobility-as-a-service platform for ride-hailing, taxi, eScooters and eBikes headquartered in Hamburg, operating more than 26 offices across Europe; acquired by Lyft in July 2025, its first ma

Location: Hamburg, Germany
Team size: 201-500
Remote policy: Hybrid

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