Senior Fullstack Developer – SDK Team
New
Remote-first -- work from anywhereContractSenior
Salary19,000 - 25,000 PLN per month
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Job Details
- Languages
- En C1
- Experience
- 5+ years
- Required Skills
- Node.jsGitJavascriptJestReact.jsTypeScriptREST API
Requirements
- 5+ years of professional software engineering experience
- Strong expertise in JavaScript (ES6+) and TypeScript
- Proven experience with React.js and Node.js
- Deep understanding of frontend performance, accessibility, and cross-browser compatibility
- Ability to work autonomously and take full ownership of product areas
- Strong communication skills and product mindset
Responsibilities
- Design, develop, and maintain our SDK and developer-facing tools
- Ensure a seamless integration experience for merchants
- Write well-tested, documented, and maintainable code
- Collaborate closely with Product, Engineering, and Support
- Own features end-to-end -- from technical design through release
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