Java Developer (Middle/Senior/Team Lead)

Yêu cầu ứng viên ABOUT YOUBachelor’s degree or college’s degree in Computer Science, Computer Engineering, Information Technology, or a related field, or equivalent IT qualificationsFor middle and senior developers: 3+ years of hands-on experience in Java Backend Software Development, particularly with Java Spring Boot frameworksFor team lead: 6+ years of experience, with proven leadership abilities, having managed, mentored, and grown development teamsStrong programming skills in Java, with a demonstrated ability to write high-quality, testable codeThorough understanding of programming principles: SOLID, DRY, KISS, YAGNI.Deep knowledge of Computer Science fundamentals, including Architectural Patterns and Distributed SystemsExperience with container technology (Docker, Kubernetes) and micro-servicesExperience with monitoring toolsets (Loki, Prometheus, Grafana, Sentry) is a big plusProficiency with CI/CD pipelines (Jenkins, Gitlab CI/CD, Circle CI, etc.)Strong knowledge of relational databases (Postgres, MySQL)Experience in handling high-volume data is a big plusExpertise in multi-thread processing, memory management, and caching technologies (Redis)Experience with performance tuning and optimizing backend systems is a big plusFamiliar with standard Design Patterns such as Singleton, Factory, Builder, Domain-Driven Design (DDD), SAGAStrong understanding of data structures and algorithmsFamiliarity with source control tools (Git, GitHub/Gitlab) and bug tracking software (Jira, Redmine)Adherence to best practices for code quality, including unit tests, API stubs/mocksA collaborative and mature mindset with a builder’s mentality and strong logical thinkingCompliance with both standard coding conventions and custom styles of Java development.