Senior Backend Engineer - Kotlin, Spring, AWS - Sequencing Team (d/f/m)

Bettermile; Berlin; Hybrid; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

A leading technology firm in logistics is hiring a Backend Developer in Berlin. This role involves designing and building microservices and requires proficiency in Kotlin or Java. The company offers a hybrid work model and fosters a supportive, diverse workplace culture. You will work with a team to optimize delivery solutions using modern technology.

Leistungen

Hybrid working model

30 vacation days

Kindergarten grant

Company pension scheme

Fitness & wellness classes

Qualifikationen

• Well-versed in backend development with frameworks like Spring Boot or Micronaut.
• Proficient in Kotlin or strong experience in Java.
• Experienced in DevOps practices, including managing infrastructure.

Aufgaben

• Design, build, and evolve microservices that power the core platform.
• Translate business needs into robust technical solutions.
• Collaborate with Data Analysts to design data models for analytics.
• Take ownership of the entire service lifecycle.

Kenntnisse

Backend development

Kotlin

Java

DevOps practices

AWS

Linux

English communication

Tools

Spring Boot

SQL

Python

Apache Iceberg

Jobbeschreibung

Overview

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: 100+ people, 33 languages, 41% 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.

• Part-time for 32 hours is possible.

• 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 Sequencing Team - Better Route Tribe

We empower delivery drivers with optimized sequence of waypoints, ensuring an efficient delivery process and a transparent experience for consignees. With thousands of drivers depending on our solution daily, we are iteratively improving our optimization algorithms to meet the challenges of the real world.

You will be taking care of

• Designing, building, and evolving microservices that power our core platform, driving projects from concept to deployment.

• Partnering with our Product Owner to translate business needs into robust and maintainable technical solutions.

• Collaborating with our Data Analysts to design and implement data models and event streams that feed our analytics platform, enabling data-driven decision-making.

• Taking ownership of the entire service lifecycle, from developing deployment pipelines and managing infrastructure to ensuring operational excellence in production (observability, scalability, and reliability).

• Championing a culture of engineering excellence by writing comprehensive, high-quality tests and promoting best practices in code and system design.

Our Tech Stack

• Backend Services: Kotlin, Spring Boot, Amazon ECS / Docker, DynamoDB, CloudWatch, Pulumi

• Data Platform: SQL, Python, Trino/Athena, AWS Glue, Spark, Iceberg, Snowflake, Step Functions

You check these boxes

• Well-versed in backend development, ideally utilizing frameworks like Spring Boot or Micronaut.

• Proficient in Kotlin or production experience in Java with a strong affinity for Kotlin.

• Experienced in DevOps practices, including observability, deployment pipelines and managing infrastructure with Infrastructure-as-Code.

• Experienced working with cloud-based services and technologies, such as AWS, Azure, or GCP.

• Familiar with Linux/Unix environments and deploying containerized workloads in the cloud.

• Strong grasp of engineering best practices and system design principles, with experience in designing and implementing robust, secure, highly available, and cost-efficient systems.

• You understand the importance of continuously delivering value and you’re able to work in small increments.

• You have strong English speaking and writing skills, enabling effective communication and collaboration in an English-language environment.

It is awesome if you also have

• Familiarity with data engineering practices and technologies like Airflow, Dagster, dbt, Trino or Apache Iceberg.

• A foundational understanding of Python, enabling effective collaboration with our data analysts.

• Prior experience with geospatial problems is not required, but an interest in the domain is a plus.

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.