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April 26, 2026

Fullstack Developer (Python/React)

Mid • Remote

14,750 - 22,200 PLN

Krakow, Poland

Grape Up is a consulting & technology company, helping enterprises create the most important applications by leveraging AI & cloud-native technologies and modern ways of delivering software.

In collaboration with a leading company in the aviation industry, we develop software for internal use.

You will join a team composed of both Grape Up engineers and client-side specialists. In this role, you will be responsible for implementing new features in a recently released product, as well as contributing to its further evolution.

Beyond feature development, you will actively participate in shaping the system’s architecture, introducing quality improvements, and promoting best practices and engineering standards across the project.

The client’s team is based in the UK. We collaborate with them both remotely and during occasional short business trips.

Responsibilities

  • Develop software used in the aviation industry within an international environment

  • Ensure high quality through best practices, testing, and continuous improvement

  • Contribute to application architecture design and technical decision-making

  • Collaborate closely with developers, QA engineers, and cross-functional teams

  • Participate in meetings with the client and Product Owner

  • Analyze business needs and translate them into technical requirements

Requirements

  • Hands-on experience in building cloud-native applications using microservices and cloud deployment

  • Willingness to work with a mix of different backend & frontend technologies (Python, Java/Spring, Typescript, React, Material-UI)

  • Experience with RESTful APIs to connect the app with backend services

  • Experience with modern development tools (Git, CI/CD, Jenkins)

  • Very good command of English, both written and spoken (B2+/C1) – daily collaboration within the team takes place in English.

  • Good communication skills, openness

  • Self-reliance, determination, assertiveness

  • Willingness to travel for business to the UK every 2–3 months for short, single-day trips

Nice to have

  • Experience in building serverless applications (AWS Lambda)

  • Knowledge of Java

  • Experience in Databricks

  • Experience in using AI/LLM-powered tools in a professional context (e.g. ChatGPT with IntelliJ, Copilot, OpenCode)