Senior Product Designer

The Open Platform

This role focuses on end-to-end design for Tonkeeper native iOS and Android apps and the trading experience inside them. This is a mature product with millions of users: the cost of a mistake is high, and the room for simplification is huge. You'll work in close partnership with engineering and product, turning complex blockchain mechanics into interfaces people use every day.

This role is for a self-directed designer who sets their own agenda, defends decisions with data and intuition, and doesn't need micromanagement.

• Design end-to-end product experiences for Tonkeeper's native iOS and Android apps.
• Evolve the trading UX swaps, buy/sell, staking for precision, speed, and trust.
• Turn complex flows (keys, seed phrases, TON Connect, transaction signing) into simple, secure interfaces,
• Rapidly explore, prototype, and iterate.
• Use product analytics, qualitative research, and judgment to guide decisions.
• Maintain and grow the design system and product quality standards.

• 3+ years working on mature products (1M+ MAU as a reference point).
• Shipped meaningful features in native mobile apps (iOS and/or Android).
• Strong product thinking you see the logic, metrics, and edge states behind a mockup.
• Comfortable in ambiguity and fast at getting things to release.
• Clear communication and cross-functional work with engineering and product.
• A portfolio that shows both thinking and execution.

Preferred skills and experience:

• Background in crypto, fintech, or trading interfaces.
• Understanding of self-custody specifics security as part of the UX, not a blocker.
• Fluency with modern design and prototyping tools.
• Familiarity with exchange / trading interface patterns (orders, charts, execution states).