Java / Kotlin Developer

New
T
TQLO SP. Z O.O.Technology
100% zdalnieContractMiddle
Salary16,800 - 21,000 PLN per month
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Job Details

Languages
Pl B2, en B1
Experience
Minimum 4 lata komercyjnego doświadczenia
Required Skills
DockerSQLHibernateJavaKotlinSpring Boot

Requirements

  • Minimum 4 years of commercial backend development experience.
  • Very good knowledge of Java and Kotlin with practical experience in both.
  • Practical experience with Spring Boot.
  • Knowledge of Hibernate and experience developing persistence layers.
  • Very good knowledge of SQL and relational databases.
  • Practical knowledge of Docker.
  • Experience in designing and developing APIs and backend integrations.
  • Ability to practically use Claude as a tool for development, analysis, and code modification.
  • Knowledge of best practices for code quality, testing, and maintenance.
  • English language proficiency at a minimum B1 level.
  • Polish language proficiency at B2 level.

Responsibilities

  • Develop backend applications and services using Java and Kotlin.
  • Implement new functionalities using Spring Boot.
  • Develop data access layers utilizing Hibernate.
  • Use relational databases and optimize SQL queries.
  • Develop and maintain APIs and system integrations.
  • Utilize Claude for code analysis, implementation, refactoring, and troubleshooting.
  • Containerize applications using Docker.
  • Diagnose and resolve errors within developed components.
  • Write readable, testable, and maintainable code.
  • Participate in code reviews and collaborate with the development team.
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16,800 - 21,000 PLN per month
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