"react" Jobs

2503 open tech roles matching “react”, taken straight from company career pages — not reposted from other job boards. Every listing is re-checked daily and closed roles are removed.

No "react" jobs in United Kingdom London right now — showing "react" jobs in all locations.

Showing 20 of 2503 results

Valar Atomics

Lead the OT engineering team for fuel at Valar Atomics, focusing on high-temperature nuclear power systems.

Valar Atomics Torrance, California, United States $200k–$275k/yr Published 2 months ago
Modern Health

Join Modern Health as a Staff Software Engineer to lead full stack development in a fast-paced, fully remote environment focused on mental health solutions.

Modern Health Remote - US $137k–$203k/yr Published 1 month ago
Flexible on stack
Radiant

Join Radiant as a Senior Thermal Modeling & Analysis Engineer to lead CFD and thermal modeling for innovative nuclear microreactors.

Radiant El Segundo, CA Published 1 month ago
Flexible on stack
Radiant

Own system-level thermodynamic modeling of power conversion architecture for portable nuclear microreactors at Radiant.

Radiant El Segundo, CA Published 1 month ago
Flexible on stack
Sila Nanotechnologies

Lead the design of manufacturing-scale reactors at Sila Nanotechnologies to bridge R&D and capital project execution.

Sila Nanotechnologies Alameda, CA $172k–$218k/yr Published 2 months ago
Flexible on stack
Brigit

Join Brigit as a Fullstack Engineer to help scale a next-generation consumer finance platform with a focus on autonomy and innovation.

Brigit New York City (Hybrid) $155k–$170k/yr Published 3 months ago
Flexible on stack
Sleeper

Join Sleeper as a Senior Web Engineer to enhance the fantasy sports experience for millions of users with a focus on performance and scalability.

Sleeper San Francisco Hybrid, New York City Hybrid $160k–$220k/yr Published 3 weeks ago
Valar Atomics

Lead the technical architecture of Valar's software platform, focusing on telemetry, streaming, and simulation systems in a high-impact startup.

Valar Atomics Torrance, California, United States $195k–$270k/yr Published 1 month ago
Flexible on stack
Radiant

Join Radiant as a Nuclear Engineer intern to assist in the design and analysis of portable nuclear microreactors.

Radiant El Segundo, CA Published 1 week ago
Flexible on stack
Valar Atomics

Join Valar Atomics as a Senior Software Security Engineer to embed security into the software development lifecycle and ensure robust application security.

Valar Atomics Torrance, California, United States $175k–$200k/yr Published 3 weeks ago
Flexible on stack
Affirm

Lead the technical strategy for mobile app infrastructure at Affirm, ensuring quality and collaboration across teams.

Affirm Remote Canada CA$181k–CA$241k/yr Published 1 month ago
Flexible on stack
Radiant

Join Radiant as a Staff Mechanical Engineer to lead the design and production of innovative fluid systems for portable nuclear microreactors.

Radiant El Segundo, CA Published 4 months ago
Valar Atomics

Lead the design and commissioning of process instrumentation for advanced nuclear reactor technologies at Valar Atomics.

Valar Atomics Torrance, California, United States $196k–$240k/yr Published 2 months ago
Radiant

Lead the delivery of government contracts for a pioneering portable nuclear microreactor startup.

Radiant El Segundo, CA Published 2 weeks ago
Radiant

Join Radiant as a Staff Loads & Dynamics Engineer to ensure structural integrity for the world's first portable nuclear microreactor.

Radiant El Segundo, CA Published 1 month ago
Radiant

Lead a team of nuclear engineers in designing and analyzing portable nuclear microreactors at a startup focused on innovative energy solutions.

Radiant El Segundo, CA Published 1 month ago
Sarvam AI

Join Sarvam AI as a Senior Frontend Engineer to build innovative AI agent interfaces using modern web technologies.

Sarvam AI Bengaluru Published 1 month ago
AI-first team
Radiant

Join Radiant as a Mechanical Engineer to design and build critical fluid systems for innovative portable nuclear microreactors.

Radiant El Segundo, CA Published 4 months ago
Valar Atomics

Lead Valar Atomics’ modeling, simulation, and analysis organization to support nuclear reactor design and deployment.

Valar Atomics Torrance, California, United States $225k–$300k/yr Published 2 weeks ago
Flexible on stack
Affirm

Join Affirm as a Staff Software Engineer to lead mobile app infrastructure development in a remote-first environment.

Affirm Remote US $204k–$290k/yr Published 1 month ago
Flexible on stack