React.js Jobs in California

Refine Results
141 - 160 of 986 Jobs

Software Engineer II - Code Review Experience

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role As an engineer on the Code Review Experience team, you will build first-class tooling and infrastructure to support 4,500+ engineers and handle tens of thousands of commits per day. This team focuses on designing, developing and scaling a robust, distributed platform to solve Uber's unique developer productivity challenges, and bring a high-quality code review experience that balances speed with quality for all code changes that happen at Uber. What the Candidate Will Need / Bon
Posted 30 days ago | Updated 9 hours ago

Sr Principal Engineer Software (Front End Engineer)

PaloAlto Networks

•

Santa Clara, California, USA

Full-time

Company Description Our Mission At Palo Alto Networks everything starts and ends with our mission: Being the cybersecurity partner of choice, protecting our digital way of life. Our vision is a world where each day is safer and more secure than the one before. We are a company built on the foundation of challenging and disrupting the way things are done, and we're looking for innovators who are as committed to shaping the future of cybersecurity as we are. Who We Are We take our mission of
Posted 31 days ago | Updated 9 hours ago

Founding Staff Front-End Engineer

Alldus

•

Palo Alto, California, USA

Full-time

Job DescriptionWe are a rapidly growing early-stage start-up in Palo Alto building an enterprise AI navigation system that will solve one of the key challenges organizations face today: large enterprises inability to scale, protect, and monitor their use of AI. Our platform does not rely on manual or static configurations, instead we dynamically discover every AI-human interaction, protect sensitive information, and transform scattered use-cases into a cohesive system. We are looking for a Senio
Posted 19 days ago | Updated 8 hours ago

Web UX Designer 3

Horizontal Talent

•

Sunnyvale, California, USA

Contract

Join a dynamic team as a Web UX Designer, where you'll create engaging and impactful digital experiences. This role offers a chance to transform marketing requirements into compelling designs that align with brand standards and drive business success. Responsibilities Design wireframes and prototypes that prioritize usability and align with visual design standards. Collaborate with global teams to translate marketing requirements into meaningful web interactions. Contribute to the design system
Easy Apply
Posted 5 days ago | Updated 10 hours ago

Senior Full Stack Front End Engineer

Motion Recruitment Partners, LLC

•

Santa Monica, California, USA

Full-time

This position is fully remote Imagine working at the epicenter of global music culture - where every line of code helps connect artists and fans in smarter, more meaningful ways. Our client is hiring a Full Stack Engineer to join a global data engineering team at the heart of the world's most influential music powerhouse. You'll work across a modern data stack to craft internal platforms that power audience engagement, marketing strategy, and eCommerce performance in over 60 countries. If you're
Easy Apply
Posted 17 days ago | Updated 5 hours ago

Software Engineer

SGS Consulting

•

Remote or Lexington, Massachusetts, USA

Contract

Note: Interim clearance is sucient to start on this positionThis position can be fully remote with a few trips per year to Lexington; person must be willing to do that infrequent travel to Client Location. Hours can be a little exible but preference for someone to be working EST hours/or close to.Interview process will likely be one round of interviews Description: Full lifecycle application development. Designing, coding and debugging applications in various software languages. Software analys
Easy Apply
Posted 60+ days ago | Updated 25 days ago

Full Stack Developer - Backend / API Development

Zachary Piper Solutions, LLC

•

Remote

Full-time

Piper Companies is looking for a Full Stack Developer - Backend / API Development to join a strategic global organization a fully remote role working EST / CST hours. The ideal Full Stack Developer - Backend / API Development will design and build scalable backend services while contributing to frontend development efforts. Responsibilities for Full Stack Developer - Backend / API Development: Build and maintain robust, scalable RESTful APIs using Python to power core platform features Collab
Posted 26 days ago | Updated 20 days ago

Software Engineer - Special Projects

Fundamental Research Labs

•

Menlo Park, California, USA

Full-time

Job DescriptionSoftware Engineer, Special Projects We're looking for an AI-native Software Engineer to join our team. You'll build systems that combine web technologies with LLMs to create new types of user interactions. This role requires someone comfortable working with ambiguity and excited about building products that haven't been built before. What You'll Do Build AI integrations using modern language models with focus on multi-modal interactionsDevelop streaming architectures for real-time
Posted 19 days ago | Updated 4 hours ago

Founding Frontend Engineer

Jobot

•

San Francisco, California, USA

Full-time

This Jobot Job is hosted by: Brandon Bays Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $150,000 - $185,000 per year A bit about us: Role: Founding Frontend Engineer Location: San Francisco We're a venture-backed AI startup on a mission to transform how enterprise IT teams operate. Our platform replaces outdated, ticket-based systems with intelligent automation powered by AI agents - eliminating manual work and unlocking massive efficienc
Posted 17 hours ago | Updated 6 hours ago

Sr Software Engineer, Fullstack, Discovery Experience (Uber Eats)

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role Uber Eats has evolved beyond just restaurants to serve use cases like grocery, retail, and many more, around the world. The Discovery Experiences team is responsible for helping our users find and discover our various offerings, merchants and items on Uber Eats. We own several core consumer experiences including Feed. We are recruiting for a product-focused engineer who will be responsible for helping develop new consumer experiences on one or more of these surfaces to help eat
Posted 60+ days ago | Updated 9 hours ago

User Interface Architect

Yochana

•

Pleasanton, California, USA

Full-time

Job DescriptionExperience with UI technology like HTML, CSS, JavaScript & modern frameworks like React, Angular, or Vue.js.Develop and maintain UI architecture/design standards and best practices.Collaborate with teams to ensure seamless integration of UI components.Optimize UI performance and scalability.Provide leadership and mentorship to the development team.Understand UI architecture and design principles.Experience with UI development and optimization.Experience in API integration nuances,
Posted 19 days ago | Updated 2 hours ago

Senior Software Engineer, AV Core Services

General Motors

•

Mountain View, California, USA

Full-time

Job Description Hybrid: This role is categorized as hybrid. The successful candidate is expected to report three times per week, at minimum, to at least one of our Bay Area offices (San Francisco, Mountain View, and Sunnyvale). Role: Our team, part of GM's ADAS (Advanced Driver-Assistance Systems) organization, collaborates closely with the Operations Team. Our primary function is to develop and implement products that help them efficiently manage our extensive data collection vehicle fleet. Th
Posted 14 days ago | Updated 6 hours ago

Senior/Lead Full Stack Developer

iSpace, Inc

•

Remote

Contract

JOB DETAILS: Title: Senior/Lead Full Stack Developer with AI Location: Remote Work (PST work hours - Team is based out in Los Angeles, CA) Type: 12 24 plus months contract (long term - extendable) Job Description: Seeking a Lead Full Stack Developer that can develop large scale enterprise applications using React.js for front-end, Node.js for API s & MySQL for backend. Along with Kubernetes experience, and experience working with offshore development team. Experience with designing and implemen
Easy Apply
Posted 60+ days ago | Updated 6 hours ago

Member of Technical Staff - Copilot AI Web Engineering Manager

Microsoft Corporation

•

Mountain View, California, USA

Full-time

Overview As Microsoft continues to push the boundaries of AI, we are on the lookout for passionate individuals to work with us on the most interesting and challenging AI questions of our time. Our vision is bold and broad - to build systems that have true artificial intelligence across agents, applications, services, and infrastructure. It's also inclusive: we aim to make AI accessible to all - consumers, businesses, developers - so that everyone can realize its benefits. Microsoft AI (MAI) is
Posted 5 days ago | Updated 9 hours ago

Software Engineer II, Fullstack, Discovery Experience

Uber Corporate

•

San Francisco, California, USA

Full-time

About the Role Uber Eats has evolved beyond just restaurants to serve use cases like grocery, retail, and many more, around the world. The Discovery Experiences team is responsible for helping our users find and discover our various offerings, merchants and items on Uber Eats. We own several core consumer experiences including Feed. We are recruiting for a product-focused engineer who will be responsible for helping develop new consumer experiences on one or more of these surfaces to help eat
Posted 60+ days ago | Updated 9 hours ago

UX Engineer

Zachary Piper Solutions, LLC

•

Remote

Full-time

Piper Companies is seeking a UX Engineer for an established tech organization. This is a full-time/direct hire opportunity. This role is 100% REMOTE (must live in the United States). Responsibilities Lead front-end development on high-impact projects, including LMS migrations and custom content platforms. Collaborate with cross-functional teams including PMs, architects, and designers to deliver turnkey and agile solutions. Contribute to UX design and user interaction strategies. Participate in
Posted 32 days ago | Updated 20 days ago

Fullstack Software Engineer - AI Products

Snowflake Inc.

•

Menlo Park, California, USA

Full-time

Where Data Does More. Join the Snowflake team. We're at the forefront of the data and AI revolution, committed to building the world's greatest data and applications platform. Snowflake started with a clear vision: develop a cloud data platform that is effective, affordable, and accessible to all data users. We are now using the latest AI technology to unlock the full power of your data. Data Cloud allows sharing live data in governed and secure ways so our customers can solve their business pr
Posted 2 days ago | Updated 9 hours ago

Founding Engineer (Full Stack OR AI)

Jobot

•

San Francisco, California, USA

Full-time

Remote + Great Benefits + Unlimited PTO This Jobot Job is hosted by: Ryan Kilroy Are you a fit? Easy Apply now by clicking the "Apply Now" button and sending us your resume. Salary: $160,000 - $200,000 per year A bit about us: We are an AI-powered, all-in-one deal workspace for enterprise sales teams. We've created automated stakeholder maps that help reps proactively multithread across departments, use conversation insights to say the right thing, and run pipeline reviews in minutes. We expe
Posted 1 day ago | Updated 6 hours ago

Senior iOS Developer

Stanley Black and Decker

•

Remote

Full-time

Sr. IOS Developer- Construction Technology Addison, Illinois United States Come make the world and accelerate your success. It takes great people to achieve greatness. People with a sense of purpose and integrity. People with a relentless pursuit of excellence. People who care about making things better For Those Who Make The World . Sound like you? Join our top-notch team of approximately 48,000 diverse and high-performing professionals globally who are making their mark on some of the world's
Posted 5 days ago | Updated 9 hours ago

fullstack support - E-commerce

Learn Beyond Consulting LLC

•

San Ramon, California, USA

Contract

Role: fullstack support Location: San Ramon, CA Duration: Long term Domain: E-commerce must Job Description: Must have knowledge of Production Application Support. Good to have from e-commerce background. Must have solid level2 support experience in eCommerce platforms prefer to have frontend skills having worked with Shopify platforms. Good Knowledge of React , Javascript , HTML and CSS. Exposure to Headless CMS ( Builder.io ) and Search engines like Bloomreach. Hands on experience in Monitori
Easy Apply
Posted 11 days ago | Updated 11 hours ago