Backend Engineer

Stack

Responsibilities

• ▹Develop, maintain, and optimize scalable Spring Boot applications
• ▹Implement clean, modular, and testable Java code
• ▹Design and implement features with relational (MySQL) and NoSQL (MongoDB) databases
• ▹Follow software architecture best practices (Layered Architecture, DDD, Event-Driven Design)
• ▹Troubleshoot and optimize backend performance and security
• ▹Work with DevOps teams to improve CI/CD automation and deployment processes

Requirements

• ▹Experience in Java & Spring Boot (microservices, REST APIs)
• ▹Proficiency with SQL & NoSQL databases
• ▹Experience with software architecture patterns (Layered Architecture, DDD, Event-Driven Design)
• ▹Experience with TDD and testing best practices in Spring Boot (JUnit, Mockito, Testcontainers)
• ▹Experience with messaging systems (ActiveMQ, Kafka)
• ▹Good knowledge of English (written and spoken)
• ▹Excellent communication skills to explain complex problems and solutions

Nice to have

• ▹Experience with modern API communication (GRPC, GraphQL, REST)
• ▹Hands-on experience with CI/CD tools (GitLab Pipelines, GitHub Actions, Jenkins)
• ▹Experience with AWS, especially EC2 and S3
• ▹Hands-on experience with Docker & Kubernetes for containerized deployments
• ▹Security best practices for backend applications (ISO 27001:2022 Annex A 8.28 a plus)

Soft skills