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From the employer's careers site First seen 28 Oct 2026

Senior Java Developer (Polish-speaking) - Freelance

Netguru Warsaw Remote senior contract

Salary

up to 160 PLN/h

Apply on Netguru

Description

We are looking for a Senior Java Developer located in Poland.

As a Netguru freelancer, you can choose what works well for you. You decide when, where, and how you work on projects and tasks.

Responsibilities:

  • Building data pipelines
  • Ability to work with REST APIs
  • Knowledge of creating topics (Kafka / Debezium)
  • Knowledge of Java, Spring Boot, Hibernate/JPA, SQL, JUnit, Kafka
  • Solid knowledge of design patterns and object-oriented programming principles
  • Ability to work with data mappings
  • Knowledge of the JSON data format
  • Knowledge of SQL

Requirements:

  • Fluent Polish
  • English proficiency sufficient to read technical documentation, handle business correspondence, and communicate verbally with external international vendors
  • At least 4 years of experience as a software developer
  • Knowledge of Azure cloud services

Benefits:

  • Flexible work
  • Work with an experienced team of developers and continuous development of your hard and soft skills
  • Dev-friendly processes such as Continuous Integration, Continuous Delivery, Code Review and bug bashes
  • Long-term collaboration on challenging products (FinTech, B2B software, E-commerce and more)

Skills

Required

  • Java
  • Spring Boot
  • Hibernate/JPA
  • SQL
  • JUnit
  • Kafka
  • Azure cloud services
  • design patterns
  • object-oriented programming principles
  • data mappings
  • JSON data format
  • REST APIs
  • Polish

Ready to apply?

You apply with the employer directly. Their original posting is here: https://apply.workable.com/j/CD16AE9033

Apply on Netguru