Senior Frontend Developer with React and Flutter - freelance

Senior Frontend Developer with React and Flutter - freelance

Miejsce pracy: Warszawa

Technologies we use

Expected

• React.js
• Flutter

About the project

How freelancing works at Netguru?

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

We match you with work that fits your skills. Plus, you have access to various opportunities across different industries and companies. That means you will not only gain more experience, but also develop various skills.

But there's more. Netguru freelancers can benefit from full-time collaboration and really be a part of the team.

So, are you ready to make an impact? Join Netguru, and let's build beautiful software together.

Your responsibilities

Salary range (Senior): up to 188 PLN/h

Salary range (Regular): up to 135 PLN/h

Engagement: fulltime

Working Hours: CET

Start date: around mid August 2026

Project duration: 3 months

Our requirements

• Min. 3 years of experience for regular role and min. 5 years of experience for senior role
• React & Flutter: Strong expertise in React (Web) and Flutter (Mobile) development;
• Design Systems: Proven experience in building, structuring, and maintaining component libraries / design systems;
• AI-Ready Code Architecture: Understanding of clean code structure, documentation, and repository setup compatible with AI coding agents (e.g., Cursor, Claude, Lovable).
• Excellent English skills

Optional

• Practical experience using AI-assisted coding tools/agents in production workflows.

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

• you'll meet with one of our recruiters
• a round of technical interviews
• the opportunity to meet with the client

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.