Senior UI Engineer (Frontend)

About Us:

At Atolio, we are a fully remote, well-funded startup founded by experienced leaders from Splunk and PagerDuty. We’re on a mission to make organizational knowledge instantly accessible regardless of which app, service, or platform it lives in. We’re an early series startup combining cutting-edge machine learning and AI to solve some of the most complex challenges in enterprise search: indexing, retrieval, and scaling across multi-cloud infrastructure (AWS, GCP, Azure). With a collaborative culture, robust tools, and comprehensive benefits, Atolio is a place where innovation and creativity thrive.

About the Role:

We're looking for a UI Engineer to help design and build the next generation of user experiences at Atolio. You'll work closely with product, design, and engineering teams to create intuitive, high-performance applications that power AI-driven workflows.

This is a hands-on engineering role focused on building complex web applications, frontend architecture, and user-facing product experiences. You'll contribute across the full product development lifecycle, from technical design and implementation to performance optimization and user experience improvements.

You'll join a modern engineering environment that embraces the latest technologies, AI-assisted development workflows, and rapid iteration.

What You'll Do

• Design and build high-quality user interfaces for complex web applications for responsive platforms like desktop and mobile.
• Develop scalable frontend architecture and reusable component systems.
• Collaborate closely with product managers, designers, and backend engineers to deliver end-to-end features.
• Build user experiences that leverage AI and agent-driven workflows.

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• Use modern AI-assisted and agentic coding tools to improve development velocity and code quality.
• Participate in technical design discussions, architecture reviews, and engineering planning.
• Optimize application performance, accessibility, responsiveness, and usability.
• Contribute to frontend standards, best practices, and code reviews.
• Help shape the future direction of our product and user experience.
  
  

What We're Looking For

• 5+ years of professional software engineering experience with a strong focus on frontend development.
• Experience building modern web applications using React, Vue, Angular, or a similar frontend framework.
• Strong proficiency with JavaScript and TypeScript.

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• Experience designing and implementing scalable frontend architecture.
• Strong understanding of component-based development and state management patterns.
• Experience working closely with product and design teams.
• Familiarity with AI-assisted development tools and modern engineering workflows.
• Experience with modern build tooling such as Vite.
• Experience writing and maintaining end-to-end tests with Playwright, Cypress, or similar frameworks.
• Strong communication and collaboration skills.
• Ability to thrive in a fast-moving startup environment.
  
  

Nice to Have

• Experience with Svelte or interest in learning it quickly.