Senior Software Engineer, Frontend

The role

You will own the frontend for an in-house telemetry and fleet management platform. You will build on a telemetry streaming platform and work on fleet monitoring systems for the Kaleidos portable nuclear reactor.

What you will do

• Own critical parts of the frontend for the internal telemetry and fleet management platform.
• Develop highly reliable, performant systems for data review and analysis.
• Develop frontend pages for complex device configuration and telemetry systems.
• Collaborate with other members of the Mission Software team.
• Reach consensus among stakeholders across the company.

Required qualifications

• Bachelor's degree in Computer Science, Engineering, Physics, or a related technical field.
• 5+ years of professional experience in web development, frontend development, and / or desktop GUI development.
• Proficient in using React + TypeScript for SPAs, testing with Vitest + Playwright.
• Experience building highly performant, complex, mission-critical systems using technologies like WebSockets, WebRTC, or SSE.
• Has worked on a complicated UI system before, driving forward critical features.
• Strong code review & debugging skills.
• Must work 100% onsite at El Segundo HQ.

Nice to have

• Experience using TanStack Query + React Router, Pixi.js + WebGPU, Yjs or similar CRDT
• HMI or dashboarding design experience
• Hands-on hardware tech experience, working closely with hardware engineers to develop deeply coupled applications

Benefits

• Substantial incentive stock plan for all full-time employees.
• Medical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
• One Medical: Sponsored memberships for employees and their dependents.
• Vision: 100% top tier plan coverage + 50% for dependents.
• Dental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.
• Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
• 8-weeks of paid parental leave for all parents.
• Additional paid pregnancy leave for CA employees.
• Nuclear Engineering Certificate Program: 100% covered educational program with Penn State University, for eligible employees.
• Daily catered lunch.
• Free snacks and drinks.
• Flexible PTO policy.

Before you apply

• Any job offer made will be contingent upon the applicant’s capacity to serve in compliance with U.S. export controls.

About the company

Radiant is an El Segundo, CA-based company building the world's only mass-produced, transportable nuclear microreactors. Founded in 2020, Radiant is under contract to deliver power to the U.S. Army, Navy and Air Force.