Product Engineering Lead – P2P, React & API

Tether; København; Remote; DKK 1,197,000 - 1,596,000; Full time

Job summary

Tether is seeking a Product Engineering Lead to drive Keet features and scale a peer-to-peer messaging app built on Holepunch's stack. You will lead the API and frontend teams, partner with PMs to translate vision into deliverables, and maintain a high engineering bar across performance and reliability.

You should combine hands-on coding with strong product sense, mentor leaders, and shape roadmaps while protecting engineering quality as the product grows to a billion users.

Qualifications

• Experience leading engineers who ship consumer apps (chat, calling, social).
• Strong product sense and ability to partner with PMs.
• Intuition for distributed and local-first systems.
• Deep JavaScript and React expertise.
• Proactive, curious, resilient with direct feedback.
• Bonus: experience with local-first apps, CRDTs, or offline-capable platforms.

Responsibilities

• Engineering: run API and frontend teams, unblock work, maintain shipping velocity.
• Product Partnership: translate vision/roadmap into buildable work with PMs, bring engineering perspective to decisions.
• Leadership: set clear team goals, mentor leads, model hands-on leadership.

Skills

Engineering leadership

Product sense

Distributed/local-first

JavaScript & React

Initiative & resilience

Tools

CRDTs

Sync engines

Offline-first apps

Job description

Tether is seeking a Product Engineering Lead to drive Keet features and scale a peer-to-peer messaging app built on Holepunch's stack. You will lead the API and frontend teams, partner with PMs to translate vision into deliverables, and maintain a high engineering bar across performance and reliability.

You should combine hands-on coding with strong product sense, mentor leaders, and shape roadmaps while protecting engineering quality as the product grows to a billion users.