64,218 React jobs
Open roles that use React to build web interfaces.
Mid-Level Frontend Engineer [$274k/yr] with Security Clearance
N/A Summary: • Develop and maintain responsive front-end web applications for data lake and warehouse systems. • Construct modern user interfaces using JavaScript, HTML, and CSS in conjunction with frameworks such as…
Senior Software Engineer
Senior full-stack (or backend/frontend/devops with end-to-end interest) engineer joining Clear Street's Swedish team in Umeå to build its cloud-native capital markets platform covering securities finance, futures, execution, risk, custody and clearing. Requires 4+ years building mission-critical distributed systems, with Java and TypeScript/JavaScript; on-site office work.
Software Engineer
Build and design applications for Clear Street's cloud-native capital markets platform (securities finance, futures, execution management, risk, custody and clearing) as a full-stack engineer onsite in Umeå, working with teams in Sweden and New York. Core stack is Java and TypeScript/JavaScript, with Go, Python, React, AWS, Kubernetes, Kafka and PostgreSQL in the wider stack.
Senior / Staff Software Engineer, AI Platform
Clear Street is hiring a Senior/Staff engineer to build the core AI platform powering a copilot inside a new AI-native trading experience. Day to day: developing a high-performance Rust backend for streaming, low-latency tool execution, caching, and orchestration, plus safe trading-action infrastructure, using Postgres, TypeScript, React/React Native, and LLM APIs.
Senior / Staff Software Engineer, Full-Stack Product
Senior/Staff full-stack engineer building the web experience for Clear Street's new AI-native active trading platform — shipping core trading workflows (order entry, positions, blotter, alerts) and AI-native UI patterns, with backend collaboration in Rust and Postgres. Core stack: TypeScript, React, React Native.
iOS Engineer
Build Clear Street’s iOS mobile apps using Swift/SwiftUI, integrating with REST APIs and backend systems to deliver seamless access to financial trading tools.
Senior Software Engineer - Front End - Studio (Core)
Senior Software Engineer on Clear Street's Payments team in London, scaling and modernising a global, cloud-native payments infrastructure for a capital markets platform. Day to day: build reliable API-driven payment systems (Java/Spring Boot core, with TypeScript/React, Go, Python), integrating external banks and gateways on Kafka, Kubernetes and AWS/Azure, with a minimum three days per week in t
Software Engineer - Front End - Studio (Core)
Senior front-end engineer on the Studio Core team building Clear Street Studio, the client portal for their cloud-native prime brokerage platform serving hedge funds, traders, and portfolio managers. Day to day you design and deliver complex user-facing features, set engineering standards, and mentor engineers using React, TypeScript, Next.js, Module Federation, Nx, Node.js, Kubernetes, and AWS/Az
Software Engineer - Payments Systems
As a Software Engineer on Clear Street's Payments team in London, you build and scale highly reliable, API-driven global payments infrastructure that integrates with external banks and gateways. Core stack: Java Spring Boot, Kafka, gRPC/REST, Kubernetes, and AWS/Azure.
Senior / Staff Data Scientist, Applied AI
Clear Street is hiring a Senior/Staff Data Scientist to own the reliability of an AI copilot embedded in its trading platform — building evaluation systems, benchmarks, quality gates, and model improvement loops. Core work spans LLM evals/telemetry plus its stack of Rust, TypeScript, Postgres, and React.
Senior / Staff Software Engineer, Front End
Senior/Staff Front End Engineer building Clear Street Active, a high-performance web trading platform for active traders, on a cross-functional frontend team. Core stack is TypeScript, React, TanStack, and Tailwind, with work on real-time market data and low-latency execution workflows.
Senior Product Designer — Design Systems
Senior product designer to build and own the design system for Clear Street Active, a new retail trading platform — covering token architecture, Figma Variables, the component library, and Figma-to-code mappings. An early hire working closely with PMs and engineers and using AI tooling day to day.
Senior Growth Data Scientist
Owns the reliability and quality of an AI copilot embedded in Clear Street's cloud-based trading platform: designs LLM evaluation systems, benchmarks, regression quality gates, model improvement loops, and AI monitoring/incident response, while developing deep trading knowledge (margin, risk, execution). Tech stack: Rust, TypeScript, Postgres, React, LLM APIs and eval/training pipelines.
Senior / Staff Platform Software Engineer
Senior/Staff platform engineer building the core AI platform behind Clear Street's new AI-native trading experience: a high-performance Rust backend for streaming responses, low-latency tool orchestration, and safe, auditable trading actions. Stack: Rust, Postgres, TypeScript, React/React Native, LLM APIs.
Front End Developer Mobile
Frontend mobile developer at IT services firm Stefanini, building and optimizing high-performance hybrid apps in React Native for iOS and Android: integrate REST/GraphQL APIs with UX/UI and backend teams, publish to App Store/Google Play, and manage work in JIRA/Git. Stack includes React Native, TypeScript, Redux/MobX, Expo, Jest, SonarQube.
Machine Learning Software Engineer
A hands-on technical lead role at a large personal-injury law firm, building and deploying machine learning models and pipelines at scale. The engineer works across Python/FastAPI backends, React frontends, and AWS cloud infrastructure while mentoring teammates and leading design and code reviews.
:Java Full Stack with AWS
Job Title :Java Full Stack with AWS Work Location:: Richardson (TX), Plano (TX), Reston (VA), Raleigh (NC), Tempe (AZ) Years of Exp :8 years Contract :Long Term Key Responsibilities Design, develop, and maintain…
Software Engineer, Mid-Level to Staff+
About the Role Join an AI platform team building software that helps businesses delegate work to AI agents across their tools and systems. This hands-on individual contributor role spans product, backend platform, and…
Desarrollador React Frontend
Builds responsive, high-performance web interfaces in React for public portals and internal systems, integrating with backend services in a government-adjacent mobility tech environment.
Senior Full Stack Engineer (m/f/d)
Build and operate Go microservices and production AI agents (multi-step orchestration, RAG, guardrails) powering SIXT's Car Replacement service across internal and partner systems, plus TypeScript/React interfaces (~30% frontend). Cloud-native, event-driven on Kubernetes, owned end to end with Product and Data Science.