Remote Senior Frontend Engineer – AI-Powered UI & React

Tether; Ticino; Remote; CHF 110,000 - 140,000; Full time

Job summary

Tether is hiring a Senior Frontend Engineer to translate AI intelligence into meaningful user experiences. You will influence how users perceive, trust, and rely on QV.AC, helping drive the company’s success in the competitive local AI assistant market.

You’ll work on a globally distributed, remote team, delivering high-quality UI with modern JavaScript/TypeScript and state management across platforms. This role emphasizes performance, reliability, and secure, scalable frontend architecture.

Qualifications

• > Proven experience with React/Preact and modern JavaScript/TypeScript in production-scale applications.
• > Strong competency in state management (Redux, Redux Toolkit, Zustand, or similar).
• > Ability to write modular, maintainable, and well tested code.
• > Solid skillset in testing & debugging complex frontend applications.
• > Deep interest or experience with P2P technologies or distributed systems.
• > Comfort working in a remote, globally distributed team; good communication skills.

Responsibilities

• Deliver new features and bug fixes with a focus on reliability, performance, and user satisfaction.
• Maintain high codebase quality through consistent coding standards, code reviews, and automated testing.
• Design and develop responsive, high-performance UI and application state ensuring seamless user experiences across platforms.

Skills

React/Preact

JavaScript/TypeScript

State management

Testing & debugging

P2P / distributed systems

Remote collaboration

Tools

Electron

Tauri

WebRTC

Redux

Redux Toolkit

Testing frameworks

Job description

Tether is hiring a Senior Frontend Engineer to translate AI intelligence into meaningful user experiences. You will influence how users perceive, trust, and rely on QV.AC, helping drive the company’s success in the competitive local AI assistant market.

You’ll work on a globally distributed, remote team, delivering high-quality UI with modern JavaScript/TypeScript and state management across platforms. This role emphasizes performance, reliability, and secure, scalable frontend architecture.