Senior Frontend Developer
Senior Frontend/Mobile Developer at Thaumatec building web and cross-platform mobile apps with React and React Native for HealthTech and IoT clients — integrating REST APIs, managing state, writing automated tests, and doing code reviews in Scrum teams.
- Compensation
- Not disclosed
- Location
- Wrocław, Poland
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 3+ years
- Category
- Frontend
- Posted
Skills
Must have
- 5+ years of commercial experience in front-end or mobile development
- Hands-on experience with React Native (navigation, animations, performance tuning, debugging)
- Practical experience with React for web applications
- Solid understanding of mobile UI/UX patterns, responsive layout principles, and cross-platform challenges
- Strong knowledge of HTML5, CSS, and modern frontend practices
- Experience integrating REST APIs and working with Swagger/OpenAPI documentation
- Familiarity with state management tools such as Redux, Pinia, or NgRx
- Experience with automated testing (Jest, Jasmine, Vitest, Cypress)
- Proficiency with Git and collaborative development workflows
- Ability to work with existing codebases, improve architecture, and support technology upgrades
- Experience conducting or participating in code reviews
- Strong English communication skills and ability to work in cross-functional teams
- Understanding of Scrum methodology
Nice to have
- PSM I certification
- Experience building custom charts or data visualisation (e.g., D3.js)
- Familiarity with Nx or other monorepo tools
- Experience with design systems, reusable component libraries, or Storybook
- Basic understanding of Node.js or Nest.js
- Experience consulting on UI/UX design or collaborating closely with designers
- Exposure to building AI-powered functionalities, including chatbots
- Experience leading or mentoring developers or student teams
- Background working with IoT, medical, or regulated environments
Full description
When you join Thaumatec, you are embarking on an adventure. Our mission is to use technical skills and knowledge to enhance life‑supporting products for HealthTech companies across the globe.
We specialize in IoMT cloud services, quality assurance, AI, and embedded software development for international medium‑sized companies and innovative start‑ups.
We work with highly specialized HealthTech companies from the US and Western Europe. The HealthTech market is one of the fastest growing markets worldwide.
Backend Developer – Smart IoT Solutions
In order to strengthen our Cloud applications development team, we are looking for experienced Backend developers. Our project portfolio covers the fields of Smart Cities and Internet of Things. We deliver solutions from chip to cloud and build gateways and cloud applications based on .Net technologies.
You will
- Design and implement backend software for smart IoT solutions
- Interact with Product Owners and Architects to facilitate the specification of projects
- Be open to research and learn missing know‑how as you go
- Work efficiently and effectively in an Agile development team
- Be responsible and accountable for consistency with the specification, quality, and performance
Must haves
- At least five years of professional experience
- Proven knowledge of .Net Core
- Experience with Microsoft Azure Cloud technologies (e.g., Web Apps, Azure Functions, CosmosDB, Key Vaults, Service Bus, Storage Accounts)
- Understanding of Microservices architecture
- Familiarity with Azure DevOps environment
- Experience with Unit, Application, and Integration testing
- Understanding of full‑platform solutions – backend to frontend
- Team work, curiosity, and willingness to ask questions
- Very good command of English
Nice‑to‑haves
- Experience with Azure IoT Edge
- Experience with CI/CD Pipelines
- Understanding of IoT communication protocols
- Frontend experience with Angular/React
Backend / Platform Developer – Go (Golang)
We are looking for an experienced Backend / Platform Developer with Go (Golang) and strong software engineering skills. If you enjoy building scalable platforms, working with modern cloud‑native technologies, and taking ownership from design to production, we would like to hear from you.