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◆ 6/10
devtechaiBackend Developer
About this role
Join the Digital Economy League as a Junior Java Developer. Work on backend development, integration services, and microservices in a dynamic team.
Description
The team is engaged in supporting and developing a marketing communications system — a platform for interaction with corporate clients: developing and optimizing the backend part, refining integration services and microservice components.
Responsibilities
- Interact with analysts and senior developers to clarify requirements and discuss architectural solutions
- Develop the backend part of applications in Java: server logic according to technical requirements
- Create integration services: mechanisms for interaction between internal systems and external APIs
- Design and implement microservice components
- Integrate with AI solutions: connect and configure interaction with LLM platforms
- Write and maintain unit tests (JUnit, Mockito)
- Fix defects: analyze and eliminate errors in existing code
- Refactor and optimize code under the guidance of a mentor
Requirements
- Confident knowledge of Java 17 and experience in development with Spring Boot 3 for at least 6 months
- Confident knowledge of SQL: joins, subqueries, aggregate and window functions, query optimization, ability to analyze execution plans
- Experience with relational databases PostgreSQL
- Knowledge of REST API principles
- Experience in writing unit tests (JUnit, Mockito)
- Experience with Git and Maven
- Basic knowledge of design patterns in Java
- Understanding of microservice architecture principles and basics of multithreading
- Practical experience with Spring JDBC
- Higher or unfinished higher technical education
Job Details
Market range (est.)$60k–$115k
LocationOffice
AI Score★★★★★★☆☆☆☆ 6/10
PostedAug 28, 2026 (10d ago)
Tags & Skills
devtechaiBackend Developeroffice
Tech Stack
Java 17Spring Boot 3SQLPostgreSQLREST APIJUnitMockitoGitMaven