Senior UI Engineer

About the role

At Atolio, a fully remote, well-funded startup founded by former Splunk and PagerDuty leaders, you will help design and build the next generation of user experiences. You will 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 complex web applications, frontend architecture and user-facing product experiences, contributing across the full product lifecycle.

Key responsibilities

• Design and build high-quality user interfaces for complex web applications on desktop and mobile.
• Develop scalable frontend architecture and reusable component systems.
• Collaborate with product managers, designers and backend engineers to deliver end-to-end features.
• Build user experiences that leverage AI and agent-driven workflows, using AI-assisted and agentic coding tools.
• Take part 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, and help shape the product's future direction.

Required profile

• 5+ years of professional software engineering experience with a strong focus on frontend development.
• Experience building modern web applications with React, Vue, Angular or a similar framework.
• Strong understanding of component-based development and state management patterns.
• Experience working closely with product and design teams.
• Nice to have: experience with Svelte or interest in learning it quickly.

Required skills

• Strong JavaScript and TypeScript.
• Scalable frontend architecture and component-based development.
• Familiarity with AI-assisted development tools and modern engineering workflows.
• Modern build tooling such as Vite.
• End-to-end testing with Playwright, Cypress or similar.