Onsite Senior Frontend Engineer - Telemetry & Fleet Platform

Front Door Defense; El Segundo, Northern (CA, KY); Hybrid; USD 158,000 - 219,000; Full time

Benefits offered by this job

Stock: incentive stock plan

Medical: silver to Platinum plans

One Medical

Vision: top tier

Dental: top tier

Parental leave

Catered lunch

Remote workday allocation

Job summary

Radiant is seeking a Senior Software Engineer to own the frontend for our in-house telemetry and fleet management platform. You will work on a highly technical telemetry streaming system and develop features for engineers and operators.

The role requires strong React + TypeScript skills, experience with modern tooling, and a collaborative mindset. This is a 100% onsite position at our El Segundo HQ in California.

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 Jest + Playwright
• Experience building highly performant, complex, mission-critical systems using WebSockets, WebRTC, or SSE.
• Has worked on a complicated UI system before, driving forward critical features
• Strong code review & debugging skills.

Responsibilities

• Own critical parts of the frontend for our internal telemetry and fleet management platform, working in a modern React + TypeScript + Vite codebase.
• 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 and reach consensus among stakeholders across the company.

Skills

React

TypeScript

SPAs

Jest

Playwright

WebSockets

WebRTC

SSE

Code review

Frontend architecture

Education

Bachelor's degree in Computer Science, Engineering, Physics, or a related technical field

Tools

Jest

Playwright

Vite

Pixi.js

Yjs

TanStack Query

React Router

Rust

Axum Web

Python

FastAPI

Job description

Radiant is seeking a Senior Software Engineer to own the frontend for our in-house telemetry and fleet management platform. You will work on a highly technical telemetry streaming system and develop features for engineers and operators.

The role requires strong React + TypeScript skills, experience with modern tooling, and a collaborative mindset. This is a 100% onsite position at our El Segundo HQ in California.