Remote Fullstack Engineer - AI Tools & Automation

Tether Ltd.; Dublin; Hybrid; EUR 85,000 - 110,000; Full time

Job summary

Tether Ltd. in Ireland is seeking a hands-on Fullstack Engineer to join QVAC app teams, developing and delivering reliable software for desktop and mobile, with AI harness and skills packages.

You will build developer tools, integrate AI agents into workflows, and raise code quality, with ownership from implementation to deployment. This remote role offers collaboration with engineers worldwide and a focus on efficient, automated processes.

Qualifications

• Experience building and maintaining developer tools or engineering automation used by others, with strong JavaScript/TypeScript and Node.js skills.
• Hands-on experience using and integrating AI coding tools or agents, with sound judgment about their limitations, output validation, and human review.
• Experience with Git, CI/CD, automated testing, and systematic debugging of build, test, or integration failures.
• A strong approach to code quality: maintainable code, useful automated checks, and refactoring that preserves behavior.
• Ability to work independently, collaborate with engineers, and communicate clearly in English within a remote, globally distributed team.

Responsibilities

• Evaluate, integrate, and maintain developer tools and AI agents, including the repository guidance and integrations they need to work effectively.
• Build and operate agents in CI and scheduled workflows that investigate failures, propose fixes, and give engineers evidence they can act on.
• Improve automated pull request reviews, evaluating finding accuracy and reducing noise for reviewers.
• Develop code quality scripts and checks for complexity, function and file size, dependency cycles, and performance regressions. Work with package owners on practical thresholds and targeted refactoring.
• Improve development environments, testing, and build and release workflows so engineers and agents can verify changes reliably.
• Prioritize improvements with engineering teams, support adoption through documentation and onboarding, and measure effectiveness, reliability, and operating costs.

Skills

JavaScript/TypeScript

Node.js

CI/CD

Git

Automated testing

AI agents/tools

Tools

AI agents integrations

Job description

Tether Ltd. in Ireland is seeking a hands-on Fullstack Engineer to join QVAC app teams, developing and delivering reliable software for desktop and mobile, with AI harness and skills packages.

You will build developer tools, integrate AI agents into workflows, and raise code quality, with ownership from implementation to deployment. This remote role offers collaboration with engineers worldwide and a focus on efficient, automated processes.