Mirrai Careers

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

Bettermile

Better Place, Oranienstraße 183, Berlin Remote Full-time Posted 30+ days ago
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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 * 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 or practical experience with geospatial data processing TAKE YOUR CHANCE Be a part of shaping a fast-growing industry and make an impact from day one. You’ll have the chance to take on responsibility early, with guidance and support from experienced mentors. We foster a learning culture, collaboration on equal footing, and quick decision-making that moves things forward. Currently, we’re proceeding only with candidates authorized to work in Germany or who already hold a Job Seeker Visa. ABOUT US At Bettermile, we believe delivery shouldn’t be business as usual. We’re transforming last-mile logistics to drive efficiency and create a better delivery experience for everyone. Our geo-based, AI-powered SaaS product handles complex address processing, dynamic routing, and navigation. It is built to manage many stops and multiple constraints. We’re setting a new standard for the last mile and pushing the industry forward, powered by a skilled, international team of tech enthusiasts, logistics experts, and a product suite designed to keep evolving.

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