Product Designer (UX), HCI at Bjak

The role

This role focuses on designing HCI interfaces for AI-native workflows where users guide and control multi-step reasoning systems. You will define new interaction models for proactive AI products to help users complete everyday tasks with significantly reduced effort.

What you'll do

• Design end-to-end user experiences for AI product surfaces from concept to shipping
• Create interaction patterns for human-AI workflows including prompting and error recovery
• Develop interfaces that provide transparency into AI reasoning and uncertainty
• Transform complex multi-step AI capabilities into clear and controllable user flows
• Produce high-fidelity designs and prototypes for both web and mobile platforms
• Conduct lightweight user research to identify friction points and build system trust

What you'll bring

• Proven experience as a product or UX designer with a strong portfolio
• Proficiency in Figma and rapid iteration within fast-moving teams
• Strong skills in interaction design and simplifying complex system behaviors
• Ability to exercise good judgment regarding usability and failure handling
• Comfort working with ambiguity and shaping solutions before requirements are defined

Your impact

You will help define the next generation of AI interaction models, enabling users to complete daily tasks with over 90 percent reduced time. By building trust and transparency into the system, your work will empower billions of users to effectively manage proactive AI assistants for their everyday workflows.