Senior Java Developer (Backend)

About the Company and Role

We are looking for a Senior Java Developer (Backend) to join a team building a high-load, cloud-based backend platform used by an international audience. You will work on core backend services and help scale a performance-critical product.

Our client operates a global domain registry platform where reliability, scalability, and data consistency are key. The team works with modern backend technologies, event-driven architectures, and cloud-native solutions, offering real impact on a production system at scale.

Location: Remote role (EU time zone), full-time.

We are offering:

• Up to $4,500, b2b contract;
• Full-time remote role in an international product company;
• Work on a high-load backend system with real users and production scale;
• Direct influence on architecture and technical decisions;
• Modern backend stack and engineering-driven culture.

Interview Process:

• HR Screening (30–40 minutes);
• Live coding assignment;
• Final Interview with Lead and CTO;
• Job Offer.

Responsibilities:

• Design, develop, and maintain backend services using Java (11+) and Spring Framework;
• Participate in the transition from a monolithic architecture to microservices;
• Build and optimize data storage solutions using relational databases, ClickHouse, and Redis;
• Design and maintain event-driven systems with Apache Kafka;
• Develop and scale services in a cloud-based environment;
• Ensure system performance, scalability, reliability, and security;
• Collaborate with frontend, DevOps, and product teams;
• Write clean, maintainable, and well-tested code;
• Troubleshoot production and non-production issues.

What kind of qualifications we are looking for:

• 5+ years of backend development experience with Java and Spring;
• Strong experience with microservices architecture;
• Proven experience migrating or splitting monolithic systems;
• Solid knowledge of PostgreSQL/MySQL and performance tuning;
• Hands-on experience with Kafka, ClickHouse, and Redis;
• Experience with cloud platforms, Docker, and Kubernetes;
• Strong debugging skills in distributed systems.

Nice to have Requirements:

• Experience with NoSQL databases;
• Familiarity with observability tools (Prometheus, Grafana, ELK);
• Experience with Infrastructure as Code (Terraform, Ansible);
• Knowledge of API Gateway, CQRS, or event sourcing.

Join a team where your Java code runs in real production at scale — no bureaucracy, no layers, just meaningful backend engineering.