About the role

Senior Backend Engineer building scalable backend systems for diverse industries. Join a team crafting impactful products while mentoring junior developers and ensuring operational excellence.

Responsibilities

Supporting the development of a stable and scalable Kotlin and Spring Boot back-end from the ground up
Collaborate closely with our Customer Support (L1) and Infrastructure Support (L2) teams to efficiently manage escalations- helping identify, troubleshoot, and resolve operational issues that keep our clients running smoothly
Participate in a rotating on-call schedule to ensure reliable 24/7 client support paired with appropriate compensation for your time and expertise
Crafting code that adheres to the highest industry standards while ensuring seamless integration with our Cl tools
Collaborating effectively within a dynamic team environment on exciting, cutting-edge tech initiatives while working closely with fellow engineers and supporting Tech Leads and Architects
Bringing an architectural perspective to the planning process
Guiding and mentoring junior developers to support their professional growth

5+ years of experience in Java ecosystem, familiarity with Java 17, 21
Deep understanding of Spring Boot
Experience with an observability platform (Grafana / LGTM or ELK stack or NewRelic)
Proven ability to troubleshoot under pressure, quickly identify root causes, recommend impactful solutions, and ensure thorough follow-through
Hands-on experience with SQL or NoSQL databases (Postgres, Redis)
Experience with Kubernetes
Familiarity with at least one public cloud provider (preferably AWS)
Familiarity with IaC, such as Terraform, Helm is a plus
DevOps mindset of continuous improvement by following processes, sharing knowledge, and learning from feedback
A strong OOP mindset and a commitment to upholding SOLID principles
A genuine interest in staying up-to-date with the latest industry trends
A passion for writing clean, maintainable code, adhering to best practices (if you're a Clean Code/Coder/Architecture fan, you're more than welcome)
Kotlin experience is a huge plus, as this is our choice of language on the JDK
At least an intermediate level of English language skills since our team operates internationally.

To unleash your full potential, we’re here to help you grow every step of the way with exciting international projects, access to inspiring conferences, in-house soft skill trainings, and online courses. We’ll even support your English classes, and with our skill matrix, you’ll always have a clear path to learn.
To feel your best, your wellbeing truly matters to us. That’s why we offer health coverage with Medicare and extra sick days for those moments you just need a little rest. We celebrate milestones with a fully paid month off after five years, offer extra paternity leave for growing families, and provide support through our Employee Assistance Program.
To have a blast, you’ll join a friendly team of 200+ people, all passionate about building amazing digital products. Whether it’s our Summercharge festival, a football match, quiz night, or just grabbing a drink with teammates, there’s always something to look forward to. And with our buddy system, you’ll feel part of the team from day one.
To brighten your day, our dog-friendly office in the heart of Szeged is filled with good vibes, great coffee, tasty snacks (yes, including Túró Rudi!), and cozy corners to relax, connect, or have a little fun when you need a break. You’ll also have a yearly personal budget and a company library to keep your curiosity growing.