Senior Backend Developer (Java/.NET)

Реф. № 28282
Модел на работа
На място
Месторабота / Населено място
гр. София

Публикувана на:

22 юни 2026

Отговорности

  • Development of new functionalities for existing projects
  • Support for already developed functionalities
  • Active participation in the development of new projects
  • Collection and analysis of information to develop alternative solutions
  • Making code reviews of other team members
  • Introduction of new people to the projects
  • Writing technical documentation

Изисквания

  • Education in mathematics / information technology fields
  • 3+ years experience as a Backend Developer
  • Primary — Java:
    • Hands-on experience with Java (17 or 21) and Spring Boot (3.x+)
    • ORM / data access: JPA / Hibernate, Spring Data JDBC, or MyBatis
    • Build tools: Maven
    • Testing: JUnit 5, Mockito, AssertJ
  • Primary — .NET:
    • Hands-on experience with .NET 7+ / .NET 8 and C# 12
    • ORM / data access: Entity Framework Core or Dapper
    • Testing: xUnit, NUnit, or MSTest
  • Secondary — Python and Go:
    • Working knowledge of Python (e.g., Flask, FastAPI) or Go (e.g., Gin, Echo, Fiber) is a plus
    • Willingness to contribute to Python / Go codebases when needed
  • Strong understanding of SOLID principles and Design Patterns
  • Understanding of microservice architectures
  • Strong experience with different data structures and algorithms
  • Experience with relational databases – PostgreSQL / MySQL / MSSQL
  • Experience with messaging / communication technologies: REST, HTTP, Kafka, RabbitMQ, WebSockets, gRPC
  • Experience with unit / integration testing, build tools, and version control (Git)
  • Familiarity with Docker, Kubernetes, and observability tools (Prometheus, Grafana, ELK)
  • Experience with caching technologies: Redis
  • Nice to have:
    • Experience with NoSQL databases: MongoDB, ClickHouse, ScyllaDB, Cassandra, etc.
    • Experience with cloud platforms (GCP, AWS, Azure)
    • Knowledge of CI / CD pipelines and infrastructure-as-code


Професионална сфера
ИТ - Разработка / поддръжка на софтуер

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