Mirrai Careers

Junior Frontend Developer (React.js)

MasterBorn

Wrocław or remotely Remote Full-timePLN 72k–PLN 108k / year Posted 3d ago
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We are looking for a skillful Web Frontend Developer to join one of our teams working with US clients - referrals from the high-end American IT market.   Our tech stack is built around React, Node.js, and TypeScript. We are working with well-established companies and sometimes startups in their early stages (MVPs), which makes the job full of diversity and exciting challenges while crafting cutting-edge solutions.   Enjoy the flexibility of working within the Polish time zone and collaborate with clients from diverse industries such as FinTech, SportsTech, MedTech, and many others. Salary: PLN 6.000 - 9.000 + VAT (B2B); PLN 6.000 - 7.400 brutto (UZL) OFFER SUMMARY: * Required skills: 1 year of commercial experience within web development, understanding of basic JS concepts, TypeScript, basic experience with React.js, knowledge hungry * Offer: B2B/UZL, paid days off, 100% remote (or hybrid/onsite - as you prefer), Polish time zone, flexible hours, full-time position, long-term contract, Scrum Teams * Perks and Benefits: Multisport, Luxmed, Learning Sessions, Education Budget & more * Tools you'll use: Apple MacBook Pro, Slack, GSuite, GitHub, Jira, Coda, FigJam YOUR FUTURE TASKS: * Develop and maintain React.js applications * Implement responsive interfaces with attention to design details and user experience * Write clean, maintainable code following team standards * Participate in code reviews - giving and receiving feedback constructively * Expand beyond frontend into backend work - in the AI era, we're growing frontend engineers into full-stack generalists * Collaborate with designers, developers, QA, and product owners to deliver features * Document your work and contribute to team knowledge base * Continuously expand technical skills with mentor support ABOUT YOU - TECH SKILLS & EXPERIENCE: * 1 year of commercial experience in web development * Strong JavaScript fundamentals and TypeScript knowledge * Hands-on experience with React.js ecosystem (hooks, state management) * REST API integration and basic build tools configuration * Uses AI coding assistants for learning, exploration, and productivity while critically evaluating outputs ABOUT YOU - SOFT SKILLS: * Genuine interest in understanding user needs and the business value of your work * Proactive in communication - shares progress and asks for help when needed * Embraces feedback as learning opportunities and comfortable admitting knowledge gaps * Open-minded about learning new frameworks and technologies * Interest in backend technologies and aspiration towards fullstack development * Comfortable working in Agile/Scrum environments * English B2+ for international collaboration * Polish C1 for daily team communication * Ready to work closely with mentors while gradually building independence NICE TO HAVE: * Modern meta-frameworks (for example: TanStack Start, Next.js, Remix, SvelteKit) * Cloud services understanding (AWS, serverless) * Docker basics, CI/CD pipelines * Testing frameworks (Jest, React Testing Library) Recruitment Process: * CV Review * Phone call with our Recruiter (15min) * Technical task (4h) * Soft-skills interview with our Recruiter (1h) * Technical interview with our Specialists (2h) * Decision and feedback 🥳   Meaningful projects, top-notch experts and value-driven workplace Sound good? Apply now!

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