Backend Engineer - (Kotlin, Spring, AWS) - Better Places (d/f/m)

Bettermile; Bad Vilbel; Hybrid; EUR 70.000 - 110.000; Vollzeit

Benefits dieser Stelle

30 vacation days

Kindergarten grant

Company pension scheme

Team breakfasts

Fitness & wellness classes

Company runs

Fruits, snacks, drinks & coffee

Zusammenfassung

Bettermile is seeking a backend engineer to advance its geolocation-backed systems. You will own end-to-end features across Kotlin-based microservices, deploy via IaC, and scale systems in a cloud-native environment. Expect collaboration with product teams and a push toward robust, scalable architecture.

The role emphasizes strong coding discipline, hands-on cloud skills, and a data-driven mindset while operating in a hybrid setup with weekly team days in Germany.

Qualifikationen

• Bachelor's degree in Computer Science or related field.
• 3+ years backend experience with Kotlin/Java in production.
• Strong knowledge of microservices, RESTful design, and scalable systems.
• Hands-on AWS experience and IaC tooling (Pulumi or Terraform).
• Commitment to clean code, documentation, and testing.
• Business English proficiency for cross-functional collaboration.

Aufgaben

• Own end-to-end feature delivery for backend services within the tribe.
• Design fault-tolerant, high-throughput distributed systems.
• Deploy features and scale systems via IaC tooling.
• Collaborate with product, engineers, and cross-functional teams.
• Identify bottlenecks and push architectural improvements.

Kenntnisse

Computer science background

Kotlin

Java (production)

Spring Boot

Architectural design

AWS / Cloud

Infrastructure as Code

Clean code

Data-driven mindset

Business English

Ausbildung

Bachelor's degree in Computer Science or related field

Tools

Kotlin

Java

Spring Boot

PostgreSQL

AWS

Pulumi / IaC

Terraform

Gradle

Jobbeschreibung

What is working at Bettermile like?

We mean it when we say “cutting edge” and have a high level of creative freedom in our everyday work You will be surrounded by like-minded, driven, skilled, and highly motivated people who are keen to contribute to successful solutions We mean diversity, and we put it in numbers: 130+ people, 40 languages, 40% female (vs. ø26% in the tech industry), ø33 years of age, and yes, we do have Schlager-Fans among us We have a very supportive and appreciative working environment with a lot of autonomy, a flat hierarchy, and professional growth possibilities We work in a hybrid mode, with weekly team days for better collaboration and nurturing interpersonal connections. When onsite, we work in a modern, kid- and pet-friendly Better Space in the heart of Berlin-Kreuzberg Remote work from anywhere for up to 12 weeks in total per year

Benefits

• 30 vacation days in a 5-day/week working model
• Kindergarten grant and a Company Pension scheme
• Regular team breakfasts, fitness & wellness classes, company runs, and other events.
• Fruits, snacks, drinks, and coffee with a variety of milk are a given - but yes, we have them
• Outstanding flexibility we are proud of – and, of course, the best colleagues in the world!

About the team:

Location services are at the heart of any delivery experience, and the Features team of Better Places tribe is building a world-class solution that integrates multiple providers to get accurate geocoding, enables geocode corrections, and serves relevant information about addresses worldwide. We use open-source and proprietary data and algorithms to build a highly scalable system that serves billions of requests yearly. You will be taking care of Building and taking end-to-end ownership of new features across our Kotlin-based backend microservices Deploying features and scaling systems via Infrastructure as Code (IaC) Partnering with product owners, fellow engineers, and cross-functional teams to clarify requirements, clear blockers, and drive initiatives forward Jumping into a dynamic team environment to refine our engineering practices and actively shape a tribe and product transformation as we evolve our backend architecture for the future Looking beyond existing solutions to actively identify architectural bottlenecks and drive meaningful improvements

Our Tech Stack:

Backend Services: Kotlin, Spring Boot, Relational Databases (PostgreSQL), AWS (ECS, SQS, Eventbridge, EC2), Infrastructure as Code (Pulumi)

You check these boxes

• A background in computer science and software engineering, including a minimum of 3 years of backend experience
• Proficiency in Kotlin or deep production experience in Java with a strong affinity for Kotlin, along with frameworks like Spring Boot and build tools like Gradle
• Skilled in architectural design, specifically building fault-tolerant, high-throughput distributed systems
• Hands-on cloud experience with AWS and Infrastructure as Code (IaC) tools such as Terraform or Pulumi
• A commitment to clean code and engineering best practices, including RESTful/API design, Git, and maintainable technical documentation
• A hands-on, data-driven mindset that actively builds new capabilities, challenges the status quo with clear evidence, and adds distinct, complementary perspectives to the team
• Proficiency in Business English

Please Note: Reactive programming is an important part of the day-to-day work in this role. Professional experience is not required , but we expect some familiarity, curiosity, and willingness to learn and work with it. It will also be part of the technical interview process , so we recommend getting familiar with the basics beforehand.

Our stack includes Spring WebFlux, Kotlin Coroutines, and Flow . It is awesome if you also have Hands-on experience with asynchronous programming using Kotlin Coroutines and reactive data streams (e.g., Flow, RxJava, Project Reactor) Practical know-how in taking ML models and productionizing them within backend services Knowledge o