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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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