We build a payment-orchestration platform (PSP hub) that connects merchants to dozens of payment providers. You'll join one of two small backend teams (5 developers each — seniors, a Tech Lead, and an Architect) building and maintaining integration services that process real financial transactions in production. You'll work alongside experienced engineers and strong QA, but we’re looking for someone who can already work independently on well-defined Java backend tasks and take ownership of their code from implementation through testing and review.

Format: Remote · Full-time Level: Junior+ — 1–2 years of recent commercial Java development experience English: B1+ (tooling, documentation, and some partner communication are in English)

What you'll be working with Java 25, Spring Boot, Apache Camel REST APIs, SQS, Redis, PostgreSQL Cloud & DevOps: AWS, EKS, Terragrunt, Helm, Flux Monitoring: OpenSearch, VictoriaMetrics, Grafana GitLab & CI/CD

What we're looking for — essentials 1+ year of recent commercial Java development experience Strong Java Core fundamentals and OOP Hands-on commercial experience with Spring / Spring Boot Practical experience with REST APIs Experience working with SQL / PostgreSQL Ability to read, understand, debug, and modify an existing Java codebase Experience writing unit and/or integration tests Understanding of the standard development flow: task → implementation → code review → testing → release Ability to work independently on well-defined tasks, ask the right questions, and take ownership of the result Good communication and ability to work effectively within a development team

Nice to have External API / third-party integrations Payment / fintech / PSP experience Apache Camel SQS, RabbitMQ, Kafka or other message queues Docker / Kubernetes / Helm

AWS

GitLab or other CI/CD tools Redis Keycloak 26

What you'll do Build and maintain Java backend services and provider integrations Work with and extend an existing production codebase Develop and integrate REST APIs and external services Write clean, tested, maintainable code Debug production issues and improve service stability Participate actively in code reviews Take ownership of assigned tasks from implementation through testing and release Collaborate with Backend, QA, DevOps, Product, and Architecture

How we work / what we offer Flexible remote schedule Paid sick leave and vacation All the equipment you need Internal events: open discussions, product meetups, soft-skills training Flat structure, no micromanagement, fast decisions Experienced engineers around you for code reviews, technical discussions, and mentorship

Hiring process Intro call (~30 min) Technical interview Live coding / code-reading & modification session Offer

Ready to work on real production systems, take ownership of your code, and grow into a strong Java backend engineer? Join us.