(Senior) Java Developer - Freelance

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.We are seeking an experienced Senior Backend Developer to join a project focused on enhancing the main POS API used for order transmission from interactive partners. The primary responsibility will be extending and maintaining existing functionalities. The role requires a high degree of independence, with support provided through onboarding and pull request reviews by assigned team members.

The project is planned until the end of the year, with the possibility of extension.Planned start: ASAP

Salary ranges: 28-39EUR/h

Contract: b2b

Responsibilities

• Extend and maintain core functionality of the POS API

• Work with RESTful APIs and ensure integration reliability

• Manage infrastructure through code using Terraform (no direct interaction with cloud panels)

• Operate within a Kubernetes-based environment

• Follow CI/CD workflows and maintain clean Git practices

• Collaborate asynchronously with team members for code reviews and issue resolution

• Deliver clean, tested, and maintainable code

• Work independently and take ownership of assigned areas

Requirements

• Technical Experience

  • Proven experience in a Senior Backend Developer role

  • Proficiency with Kotlin

  • Hands-on experience with Kubernetes

  • Strong understanding of RESTful API design and maintenance

  • Working knowledge of Terraform (infrastructure as code)

  • Familiarity with Git and CI/CD pipelines

  • Comfortable working independently and autonomously

  • Professional working proficiency in English

  • Nice to have: experience with Golang

Benefits

In return, 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).

What will happen next?

• We would like to know you better, so we will invite you for a meeting with our recruiter.

• Next, you'll be asked to solve the task or invited to an interview and pair programming with one of our iOS Developers.

Looking for a full-time job? Check out our and find out more about our open recruitment processes.

If you need any disability-related adaptation at any step of the recruitment process – simply let the recruiter know! We'd be happy to help.