Frontend Software Engineer (100% Remote)

Tether.io
Lisbon
Workplace: RemoteFull timeFunction: Software EngineeringEducation: bachelorsSkills: ["Communication","Reliability","Performance","User satisfaction","Code quality"]

Build and maintain responsive, high-performance frontend experiences that turn AI intelligence into user-facing value for QV.AC. Deliver features and bug fixes with a focus on reliability, performance, and satisfaction, while maintaining strong code quality through coding standards, code reviews, and automated testing. You’ll design cross-platform UI and manage complex application state using modern React/Preact and JavaScript/TypeScript, with a strong testing and debugging mindset.

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Tether.io
Tether.io
1 week ago

Frontend Software Engineer (100% Remote)

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 8 hours agoStatus: Closed

Job Summary

Build and maintain responsive, high-performance frontend experiences that turn AI intelligence into user-facing value for QV.AC. Deliver features and bug fixes with a focus on reliability, performance, and satisfaction, while maintaining strong code quality through coding standards, code reviews, and automated testing. You’ll design cross-platform UI and manage complex application state using modern React/Preact and JavaScript/TypeScript, with a strong testing and debugging mindset.
Location: Lisbon
Workplace: Remote
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key 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 for seamless cross-platform user experiences.
  • •Translate AI intelligence into meaningful human experiences that impact how users perceive and rely on QV.AC.
  • •Collaborate comfortably in a remote, globally distributed team with strong communication.

Key Requirements

  • •Proven production experience with React/Preact and modern JavaScript/TypeScript applications.
  • •Strong competency in state management (Redux, Redux Toolkit, Zustand, or similar).
  • •Ability to write modular, maintainable, and well-tested code for complex frontend systems.
  • •Solid skill set in testing and debugging complex frontend applications.
  • •Deep interest or experience with P2P technologies or distributed systems.
Education:Bachelor's
Skills:CommunicationReliabilityPerformanceUser satisfactionCode quality
Languages:English
Tech Stack:ReactPreactJavaScriptTypeScriptReduxRedux ToolkitZustandElectronTauriWebRTCMedia streamsP2PDistributed systemsMacOSWindowsLinux

Company Brief

Tether.io
Builds tools and services to help companies hire, onboard, and manage remote or distributed teams across borders, focusing on payroll, compliance, and global employment workflows.
Industry: HR Tech
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