Senior Chrome Extension Engineer

About the role

Eleos Health builds a system of action for community-based care, using its Polaris AI to help behavioral health, hospice, home health and other care teams act proactively. It is looking for a Senior Full Stack Engineer (front-end oriented) to lead the development of user-centric, scalable interfaces that empower clinicians. The role focuses on building complex, scalable and beautiful frontend systems.

Key responsibilities

• Lead the design and development of complex frontend features and interfaces.
• Collaborate closely with product managers and UX designers to create user-friendly solutions.
• Optimize frontend performance so applications are fast and reliable.
• Drive best practices in code quality, testing and documentation.
• Mentor junior engineers and contribute to the growth of the team.

Required profile

• 5+ years of experience in frontend development.
• Proven experience building a mature Chrome extension used in production by customers.
• Experience working on an extension in a multi-team environment with shared ownership, versioned APIs/contracts, coordinated releases, backwards compatibility and safe rollout strategies.
• Strong JavaScript/TypeScript engineering fundamentals and production instincts.
• Team player with strong communication skills, able to take ownership and make an impact.

Required skills

• React and its ecosystem.
• Deep hands-on expertise with Chrome Extension APIs, including permissions, service workers, messaging, storage, alarms, scripting and declarativeNetRequest.
• Ability to measure and validate extension performance impact on external systems.