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# Senior Backend Engineer - (Kotlin, Spring, AWS) - Better Places

- **Company:** Bettermile
- **Location:** Berlin, Germany (Remote available)
- **Experience:** Expert
- **Contract:** Temporary contract
- **Skills:** Clean Code Principles, Java (Programming Language), Geographic Information Systems, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Computing, Relational Databases, Distributed Systems, Fault Tolerance, Gradle, Spring Framework, PostgreSQL, Machine Learning, Rxjava, Software Engineering, Data Streaming, Pulumi, Spring-boot, Infrastructure as Code (IaC), Backend, Git, Servicebus, Kotlin, Infrastructure Automation Frameworks, Information Technology, Build Tools, Asynchronous Programming, Api Design, Restful APIs, Amazon Simple Queue Service (SQS), Terraform, Microservices
- **Published:** August 7, 2026
- **Apply:** https://de.indeed.com/viewjob?jk=2886f76ac3198c28

## About the Role

* You will be surrounded by like-minded, driven, skilled, and highly motivated people who are keen to contribute to successful solutions, * 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

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 or practical experience with geospatial data processing

## Description

* 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)


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- [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94)
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