Senior Frontend Engineer

• Senior Frontend Engineer (React / TypeScript)

Location: 100% remote Contract type: B2B Capacity: Full-time Rate: 120 - 150 PLN + VAT / h

• About the project

We are looking for a Senior Frontend Engineer to help develop and scale an enterprise-grade AI platform designed for regulated and mission-critical environments.

The platform supports both SaaS and on-premises deployments, including environments without internet access.

You will take ownership of complex frontend features, building data-intensive interfaces with a strong focus on performance, accessibility, and scalability.

• Who we are

Kyotu Technology is a boutique software house based in Wrocław and Warsaw, working fully remotely or in hybrid mode across Poland. We focus on long-term, high-quality engineering and building production-grade systems with real business impact.

• Your responsibilities
• develop and maintain complex frontend applications using React and TypeScript
• take ownership of major frontend features and user flows
• build dashboards, data exploration tools, and administration interfaces
• optimize large tables, real-time updates, and data-intensive components
• ensure accessibility and RTL support
• develop reusable components and contribute to the design system
• support frontend solutions for SaaS and on-premises environments
• Must haves
• 5+ years of commercial frontend development experience
• strong expertise in React and TypeScript
• experience independently delivering complex frontend features
• solid knowledge of state management, component architecture, and performance optimization
• experience building data-heavy enterprise applications
• practical experience implementing and testing accessibility in production applications, including assistive technologies
• experience developing production SaaS applications
• good communication skills and English
• Nice to have
• experience building and maintaining design systems
• experience with RTL and internationalization (i18n), particularly for Arabic-speaking users
• advanced optimization of data-heavy or visualization-heavy interfaces
• knowledge of D3.js, Plotly, or deck.gl
• experience with WebSockets or real-time collaborative interfaces
• experience with on-premises or air-gapped deployments
• Arabic language skills
• What we offer
• B2B contract
• rate: 120 -150 PLN + VAT / h
• 100% remote work
• opportunity to develop an enterprise AI platform
• real influence on frontend architecture and technical decisions
• collaboration with experienced engineers