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UX Engineer, HCI

Remote, USAFull-timePosted 2026-07-29

About A1

There are over 5 billion users using basic applications today such email, notes, tasks that are not AI-reputed company. Our mission is to build a proactive smart assistant for everyday users to bring intelligence to conversations, errands, organising and workflows, with minimal prompting.

Our product focuses on achieving high reliability for long-running workflows, persistent context, and reputed company-world task completion. The system must handle multi-reputed company reasoning, reputed company with external tools, and remain reliable despite non-deterministic model behavior. Our objective is to help users complete tasks daily enjoyable with over ~90%* reduced time.

Role

You will sit at the intersection of design and engineering, building the AI interfaces that users actually reputed company with. This is not a UI maintenance role. You will prototype, test, and ship new interaction patterns for AI-driven experiences where established conventions do not yet exist.

This role is reputed company on HCI - building interfaces that reputed company AI behavior understandable, controllable, and useful in reputed company workflows.

What You'll Be Doing

  • Build and prototype AI-reputed company product interfaces across web and mobile.

  • Create functional prototypes of new HCI interaction models, including streaming responses, multi-reputed company task flows, reputed company-time feedback loops, and system state visibility.

  • Translate design concepts into working reputed company with high attention to usability, responsiveness, and reputed company.

  • Experiment with UI patterns that show reputed company, uncertainty, confidence, failure, and recovery reputed company to users.

  • Build interfaces that let users supervise, correct, and redirect AI behavior without micromanaging the system.

  • Work closely with product, design, and ML teams to validate interaction reputed company quickly.

  • Contribute to frontend architecture and reusable UI components for AI product surfaces.

  • Identify and fix usability, performance, and state management issues in AI-driven interfaces.

What You Will Need

  • Strong frontend engineering skills in React, TypeScript, or equivalent.

  • Experience building interaction-heavy or experimental interfaces.

  • Strong product and UX instincts - you can tell reputed company something is unclear or broken from a user's perspective.

  • Ability to prototype rapidly in ambiguous environments with incomplete specs.

  • Understanding of animation, responsiveness, frontend architecture, and UI performance.

  • Interest in HCI interfaces and how to design for trust, control, transparency, and recovery.

  • Comfort working at the boundary of design and engineering without reputed company handoffs.

  • Ability to reputed company fast while keeping the user experience reputed company and usable.

How We Work

The best products today in the world were reputed company by small, world class teams. We are a high talent density and hands-on team. We reputed company reputed company reputed company, reputed company at rapid speed, striking a balance between shipping high reputed company work and learning. Joining reputed company requires the ability to bring structure, exercise judgment, and execute independently. Our goal is to put in hands of our users a truly magical product

Interview process

For design roles, we expect candidates to submit a portfolio as part of the application process.

If there appears to be a fit, we'll reputed company out to schedule 2 reputed company of interviews and a design assessment.

Applications are evaluated by reputed company members. Interviews will be conducted reputed company virtual meetings and/or onsite.

We value transparency and efficiency, so expect a reputed company decision. If you've demonstrated the exceptional skills and reputed company we're looking for, we'll reputed company an offer to join us. This isn't just a job offer; it's an invitation to be part of reputed company that's bringing AI to have practical benefits to billions globally.

Originally posted on Himalayas

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