React & React Native Developer (f/m)

React & React Native Developer (f/m)

Company Overview

Working at SALESmanago means helping eCommerce grow business through a deep understanding of Customers and creating seamless multi-channel interactions. Our leading Customer Engagement Platform is used by 2000+ midmarket and enterprise clients, including brands like Adidas, WP or Victoria’s Secret, in more than 50 countries, for a better, more personal consumer experience. Based in Kraków, Poland, but expanding rapidly internationally, SALESmanago employs over 250 highly talented marketing, sales, consulting, data science, and R&D professionals.

Responsibilities

• Maintain and improve an existing React Native mobile application (iOS & Android).
• Support and develop multiple React / Preact web applications.
• Fix bugs, refactor legacy code, and optimize performance across mobile and web.
• Implement new features and UI components in both environments.
• Collaborate with designers, backend engineers, and product owners.

Requirements

• 2+ years of commercial experience with React Native/React.
• Strong experience with React and good familiarity with Preact.
• Proficiency with TypeScript.
• Solid understanding of modern React (Hooks, Context, component-driven architecture).
• Strong experience with Redux Toolkit (RTK).
• Experience with Redux-Saga (existing codebase support).
• Good understanding of SCSS (including modular SCSS architecture).
• Experience with Material UI (MUI).
• Experience with:
• Mobile build systems (Xcode, Android Gradle)
• Web build tools (Vite, Webpack, SWC)
• Strong understanding of:
• Performance optimization for both mobile and web
• Responsive UI
• Experience working with Gitlab and basic CI/CD.
• Experience publishing mobile apps to the App Store & Google Play.

Nice to Have

• Basic backend experience (Node.js/Express) for collaboration.
• Soft Skills
• Ability to independently maintain multiple codebases.
• Strong problem-solving and debugging skills.
• Comfortable reading and improving legacy code.
• Good communication and teamwork skills.
• Attention to detail and ownership mindset.

What we offer

• The opportunity to make a career in a fast-growing, international-expanding company
• Employee referral program
• Integration events
• No dress code
• Free breakfast & lunch, fruits, coffee & tea
• The possibility of buying the OK System sports package and Medicover healthcare
• Free rental of the VW California and more

The controller of the personal data is Benhauer sp. z o.o. We process your personal data on the basis of your consent for the recruitment process. You have the right to withdraw the above consent at any time. However, the withdrawal of consent does not affect the legality of the processing performed on the basis of consent before its withdrawal. You can withdraw your consent by sending an email to dpo@salesmanago.com. You also have the right to object, the right to access your data, and the right to request rectification, deletion, or restriction of processing. The principles for processing your personal data are described in our privacy policy.