Kai Hespe
Senior Software Engineer — Frontend Focus
I build performant, maintainable web applications with React & TypeScript, turning complex business requirements and great designs into clean, scalable frontends.
10+ years experience · Remote · EU-based
Kai Hespe
Senior Software Engineer —
Frontend Focus
I build performant, maintainable web applications with React & TypeScript, turning complex business requirements and great designs into clean, scalable frontends.
10+ years experience · Remote · EU-based
Expertise
Frontend Architecture
Designing scalable, maintainable web applications with React, Angular, and TypeScript. Strong focus on state management (NgRx), performance, and code clarity.
Data-Driven Interfaces
Building dashboards, tables, and visualizations that turn complex data into actionable insights using ECharts and TanStack Table.
Fullstack Implementation
Integrating frontend and backend systems with Java, Spring Boot, REST APIs, and CMS platforms. Bridging technical implementation with business requirements.
UI/UX Partnership
Collaborating with UI/UX designers to build maintainable frontends. Experienced with design systems and custom component libraries.
Experience
slashwhy — Senior Software Engineer
2021 – Present
Designed NgRx-based architecture enabling a struggling team to deliver performant features reliably
React-based data visualization for heating system metrics
Frontend architecture for web applications integrating hardware devices (Radar, LiDAR)
Previously: Energy sector, B2B SaaS, Banking & Finance
How I work
Pragmatic over dogmatic
Clean code, explicit architecture
Strong focus on maintainability and readability
Ask the right questions before writing code
Comfortable in regulated and business-critical environments
Interested in working together?