Senior Backend Engineer (Java/Kotlin)

We’re looking for a Senior Backend Engineer to help us build a scalable, reliable backend that keeps our systems running smoothly and makes our clients’ experience seamless. You’ll work closely with L1 and L2 support teams to tackle tricky issues, contribute to a balanced on-call rotation, and provide clear guidance to keep everything running reliably. Along the way, you’ll set strong engineering standards, mentor growing developers, and be part of a collaborative team that supports each other’s growth - if this sounds like your kind of challenge, we’d love to hear from you.

Your day to day will include:

- 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

Requirements

- 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