React DeveloperWe are looking for a React Developer responsible for developing and maintaining modern web applications. You will work closely with our project team, analyze business requirements, and ensure high-quality code delivery through testing, code reviews, and the use of security tools. This role involves both developing new features and supporting production environments.About DevapoAt Devapo, we focus on continuous self-development and acquiring new knowledge. We build solutions leveraging various cloud platforms and utilize cutting-edge technologies to deliver innovative results. If you are a fast learner, want to participate in international projects, are a team player, and can work independently - join us!We provide our clients with more than just code - we want to equip them with tools that allow their businesses to flourish. Our clients' success is our success, which is why we ensure that everyone who creates Devapo has a long-term goal in mind. At Devapo, you'll have the opportunity to discuss your challenges and solutions with our team of experts, including experienced architects who are always ready to share their knowledge and guide you through complex technical decisions.Responsibilities:Developing front-end applications in React and collaborating with the project teamAnalyzing business requirements and translating them into technical solutionsEnsuring code quality through unit testing, integration testing, code reviews, and vulnerability scanningMaintaining applications and providing production supportOptimizing and updating softwareParticipating in the automation of deployment processesCreating technical documentationRequirements:Minimum 4 years of commercial experience with ReactStrong proficiency in TypeScriptExperience with modern state management solutions (Redux Toolkit, Zustand, Jotai, or similar)Knowledge of React Hooks and modern React patternsExperience in REST API integrationFamiliarity with testing tools (Jest, React Testing Library, Vitest)Experience with version control systems (Git)Knowledge of Clean Code principles and design patternsAbility to write unit and integration testsNice to have:Experience with Next.js or other React frameworksFamiliarity with reactive programming (RxJS)Experience with monorepo tools (Nx, Turborepo)Knowledge of styling libraries (styled-components, Emotion, Tailwind CSS)Experience with SSR/SSGKnowledge of accessibility principles (a11y)Experience with DockerBasic backend knowledge (Node.js, Java, Python)What We Offer:Salary: 90-130 PLN/h (B2B)Training and certification funding with learning opportunities during work hoursPrivate medical care through MedicoverMultisport benefitsLanguage classes (English)Flexible working hoursTeam meetings and integration eventsReferral bonus for recommending new employees