Java Developer (Freelance)
Offer summary

(Summary generated by AI based on the full job description)

The project involves developing a SaaS platform for enterprise customers. Technologies used include Java, Spring Boot, RESTful API, SQL. Responsibilities include supporting engineering teams, collaborating with client teams, integrating ERP systems, analyzing data, and enhancing application features. The role requires English communication and availability outside standard European hours. The hourly rate is up to 30 EUR.

new

Java Developer (Freelance)

Company: NETGURU S.A.

from: 30 June 2026
to: 30 July 2026
129 - 129net (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
location:Warszawa, Masovian
Warszawa, Masovian

Requirements

Expected technologies

Java
Spring Boot
SQL

Optional technologies

AWS

Our requirements

  • 2–4 years of experience in backend development with Java
  • Solid understanding of object-oriented programming and Java fundamentals
  • Experience with Spring Boot and RESTful API design
  • Familiarity with SQL and working with relational databases
  • Comfortable working independently during off-standard hours
  • Ability to communicate clearly and collaborate in distributed, international teams
  • Professional working proficiency in English (spoken and written)

Optional

  • Experience with ERP system integration
  • Exposure to SaaS product development
  • Familiarity with CI/CD pipelines and containerized environments
  • Knowledge of AWS or other cloud platforms
  • Prior experience working in customer-facing support or issue resolution

Your responsibilities

  • Perform development work as part of the client’s software engineering teams
  • Support the client’s developers in daily tasks and project work
  • Provide assistance to the client’s customers during US working hours
  • Monitor and resolve critical issues that arise outside of standard European hours
  • Participate in regular team meetings and virtual team events
  • Integrate with the client’s wider developer community
  • Contribute to the ongoing development of the client’s SaaS solution, including:
  • Integrating with customer ERP systems to retrieve data
  • Analyzing data and delivering insights back to customers
  • Building and maintaining features within the SaaS application

About the project

We are looking for a Mid-level Java Developer to join our client’s engineering team and support the development of a SaaS platform used by enterprise customers. This role requires working in close collaboration with both Netguru and our client’s teams, acting as a fully integrated contributor within the client's software organization.
This is a B2B contract position.
Hourly rate: up to 30 EUR/h (net, invoiced).
Working hours: 14:30 to 22:30 CET (±30 minutes).

This is how we organize our work

This is how we work

at the client's siteagile
Company

What we offer

  • 100% remote, 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).

Recruitment stages

  • 1.
    invite you for a meeting with our recruiter
  • 2.
    solve task or invited to an interview and pair programming

NETGURU S.A.

Netguru is a trusted partner in digital commerce. The company helps leading brands modernize B2B solutions, marketplaces, and retail ecosystems. Since 2008, it has empowered businesses with cutting-edge technology, AI-powered personalization, and world-class engineering and design teams. A certified B Corporation®, Netguru is trusted by major brands including IKEA, VW, OLX, Delivery Hero, Żabka, Wolt, Careem, and Vinted.
Java Developer (Freelance)
129–129 zł / hr. (B2B)
I apply to:
NETGURU S.A.
Warszawa, Masovian
Pracodawca zbiera zgłoszenia przez swój system.
Przejdziesz na zewnętrzny formularz.

By clicking "Aplikuj" you confirm that you've read and accepted our Terms and Conditions.


This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Need more information?

  • Make sure the body of the offer doesn’t already include what you’re looking for.
  • Ask a question if you need more information you’re interested in.
  • We’ll forward your question to the employer and aim to provide a response within 3 business days.

Share this offer