Middle Kotlin Developer

Our Financial Claims project focuses on building a platform for processing problematic invoices. Our mission is to create a user-friendly and efficient tool for resolving financial issues. We prioritize reliability, scalability, and clean architecture. Our team culture values transparent communication, collaboration, and continuous improvement.

Responsibilities

— Develop backend services using Kotlin (Spring Boot)

— Design and implement REST APIs

— Work with relational databases (PostgreSQL), write optimized SQL queries

— Maintain existing codebase, participate in code reviews

— Take part in regular team meetings, architectural discussions, and planning

Required Skills

— 2+ years of commercial experience with Kotlin or Java, with a strong interest in working primarily with Kotlin

— Hands-on experience with Spring Boot

— Strong SQL knowledge, experience with PostgreSQL

— Experience designing and implementing REST APIs

— Understanding of microservices architecture principles

— Ability to write clean, maintainable code

— Analytical thinking and attention to detail

— English — comfortable discussing technical topics

Nice to Have

— Strong communication skills

— Experience with SAP, Kafka, gRPC

— Experience with Docker, Kubernetes

— Familiarity with OpenAPI (Swagger)

— Involvement in designing architectural solutions

How We Work

— Code reviews, pull request policy, CI/CD

— Communication in Slack / Teams, task management in Jira, documentation in Confluence

We offer

— High salary (settlement to euro)
— Full time employment as internal employee of Sixt TECH Ukraine
— People-oriented management without bureaucracy
— A challenging job where you can learn and grow
— Paid vacation — 25 calendar days
— Educational budget
— Medical insurance
— Both, gym and foreign language study