Klar Technologies GmbH
Senior Backend Engineer- EU
Remote Backend Engineering role with clear candidate location fit.
PostedJul 19, 2026
Eligible countries41 accepted countries
Seniority signalSenior
Work settingRemote
Accepted candidate locations
Role overview
Senior Backend Engineer- EU
Requirements and responsibilities
Readable role content extracted into sections for faster review.
Our values
- Ownership - We own our successes & our failures as a team.
- Excellence - We do everything to the best of our ability & always seek to achieve a new level of excellence in our work.
- Inclusion - We believe we are stronger together and actively work to promote a safe, diverse, inclusive, and respectful culture.
- Customer Obsession - We understand the value Klar can bring to its customers & it’s always at the forefront of our decisions.
- Klarity - We communicate clearly & with authenticity. It’s in our name & it’s what we do.
What you can expect:
- Write correct, efficient, clean, robust, and maintainable code (Mostly in Java 21+)
- Write unit, integration, and end-to-end tests to prevent current errors or future regressions
- Participate in code review to learn from others and to teach them as well
- Prototype new technologies and libraries that could save time and effort
- Write clear and concise documentation for users of your systems
- Identify common problems between multiple systems and develop common solutions via libraries
- Create designs for new systems and features of moderate complexity
- Make time estimates to implement designs that can aid in future planning
- Mentor junior engineers
What we are looking for:
- You are a senior engineer with experience in architecture, design, implementation and deployment of business critical systems.
- You are passionate about simplifying complex problems with innovative solutions which increases efficiency and saves cost.
- At least 5 years of experience with several of the following development technologies: Java, SpringBoot, PostgreSQL or other relational databases, Apache Kafka, Docker
- At least 5 years of experience with microservice architectures, synchronous REST communication over HTTP, and asynchronous communication over Apache Kafka
- Deep understanding of database transactions and locking mechanisms.
- Knowledge of algorithms and data structure for distributing loads like sharding, leadership election, and more.
Preferred Qualifications:
- 2 years of experience with logging and metrics technologies: Prometheus, Grafana, Kibana
- 1 year of experience with the following infrastructure technologies: AWS, Github Actions, Kubernetes, Istio, Terraform, Terragrunt
- Spanish language skills.
- Experience with the Fintech domain or high paced startup.
Our offer to you
- Competitive salary based on performance and experience
- Chance of earning Klar stock options
- 26 days of paid vacation per year
- Computer device
- International work environment with amazing and highly skilled people
- A world class team that helps you evolve your skills in areas you're interested in
- Wellhub subscription to offer mental and physical health
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AlbaniaArgentinaArmeniaAustriaBelarusBelgiumBulgariaCroatiaCyprusCzechiaDenmarkEstoniaFinlandFranceGermanyGreeceHungaryIcelandIrelandItalyLatviaLithuaniaLuxembourgMaltaMoldovaMontenegroNetherlandsNorth MacedoniaNorwayPolandPortugalRomaniaSerbiaSlovakiaSloveniaSpainSwedenSwitzerlandTurkeyUkraineUnited Kingdom
Hiring flow
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