Backend Java Engineer

Role Overview

We are looking for an experienced Backend Engineer to develop scalable, reliable, and high-performance Back End services.

This role requires engineers who can rapidly understand an existing distributed system, independently implement new functionality, troubleshoot production issues, and consistently deliver high-quality software.

Responsibilities

• Design, implement, and maintain Back End services.
• Develop scalable REST and/or GraphQL APIs.
• Build reliable, observable, and resilient distributed systems.
• Write clean, maintainable, and well-tested Java code.
• Troubleshoot production issues and perform root cause analysis.
• Improve system reliability, performance, and scalability.
• Participate in technical design discussions and code reviews.
• Contribute to CI/CD and engineering best practices.

Must Have

• 3+ years of professional Java development.
• Strong knowledge of Java and Spring Boot.
• Experience building REST APIs.
• Experience with distributed systems and microservices.
• Experience with Kubernetes.
• Experience with Kafka or similar messaging systems.
• Experience with relational databases (PostgreSQL, MySQL, etc.).
• Experience writing unit and integration tests.
• Strong debugging and troubleshooting skills.
• Experience with observability and monitoring tools.
• Familiarity with CI/CD pipelines.
• Understanding of scalability, reliability, and fault tolerance.
• Ability to quickly learn an existing architecture and deliver independently.

Nice to Have

• Experience with GraphQL.
• Experience with cloud platforms (AWS, GCP, Azure).
• Experience with SLOs, SLIs, and error budgets.
• Experience with A/B testing platforms.
• Experience working on high-traffic consumer systems.
• Performance tuning and JVM optimization experience.

What we're looking for

• Able to become productive within the first few weeks.
• Comfortable working in large, existing codebases.
• Strong engineering fundamentals and pragmatic decision making.
• Excellent debugging and problem-solving skills.
• Clear written and verbal communication.
• Advanced Claude and Codex usage.
• Reliable delivery with minimal supervision.
• Able to estimate work realistically and communicate risks early.
• Comfortable working in fast-paced Agile environments.