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July 21, 2026

Frontend Developer (React + TypeScript)

Mid • Hybrid

130 - 130 PLN/hr

Warsaw, Poland

General info

  • Model of work: hybrid, 1x per week work from office in Warsaw
  • Type of contract: B2B contract
  • Rate: 130 PLN net + VAT / hour

Introduction & Summary

Role requires expertise in frontend development to create and enhance API integrations with external brokers. Ideal candidate should have a strong proficiency in React and TypeScript. You will contribute to building user-friendly and secure interfaces, ensuring smooth integration with partners while adhering to high-quality standards.

Main Responsibilities

  • Develop reusable, high-quality React + TypeScript components for plugins and internal tools
  • Work closely with backend engineers to integrate with payment and financial APIs
  • Ensure performance, accessibility, and responsiveness on partner websites
  • Contribute to code quality through testing and code reviews
  • Participate in two-week sprints using Scrum methodology
  • Collaborate with the Product Owner for requirement clarification
  • Engage in continuous learning and knowledge sharing within the team

Key Requirements

  • Proven experience in frontend development
  • Proficiency in React and TypeScript
  • Familiarity with REST APIs and JSON
  • Ability to work in Scrum teams
  • Experience with performance and accessibility standards
  • Good collaboration and communication skills

Nice to Have

  • Knowledge of Node.js
  • Experience with CI/CD pipelines
  • Familiarity with tools like Postman
  • Experience in building embeddable widgets/plugins
  • Understanding of security and compliance in financial products

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