Overview
Join Sii as a Fullstack Developer and participate in the development of an engineering portal - a key web platform supporting the daily work of all technical teams in a large US-based technology organization. The portal we support integrates with Kubernetes-based infrastructure and Continuous Deployment (CI/CD) systems, enabling tools for transparency, automation and operational efficiency. The project is implemented in partnership with an engineering team that provides cutting-edge solutions in the areas of cloud storage, file synchronization and team collaboration. The platform is used by millions of users around the world, and the development of internal tools has a direct impact on the quality and reliability of the entire technology ecosystem.
Responsibilities
Design and development of modern user interfaces using React and Type Script
Backend integration - co-creating APIs and designing intuitive workflows for engineering teams
Working with frontend architecture, state management, performance optimization, component development, UI scalability
Proactive approach to UX/UI - simplifying complex technical processes
Requirements
At least 5 years of experience as a Frontend Developer
Very good knowledge of React and Type Script
Good knowledge of Python or Golang
Experience working with component architecture and application state management
Willingness to learn and work with backend systems
Understanding of UX/UI principles and attention to usability of interfaces
Ability to design and integrate RESTful APIs
Self-motivation and initiative
Residence in Poland required and fluency in the Polish language
Job details
Job no. 250924-34 DOY
Benefits
Great Place to Work
Solid financial situation
Contracts with the biggest brands
Centre of internal trainings
Many experts you can learn from
Open and accessible management team
Profit sharing
Passion Sponsorship program
Regular integration events and trips
Comfortable and well-equipped offices
My Sii app
Medical care
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