React.js Jobs in California

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Senior Software Engineer (Fullstack)

Roblox

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San Mateo, California, USA

Full-time

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. At Roblox, we're building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device.We're on a mission to connect a billion people with op
Posted 60+ days ago | Updated 1 hour ago

Senior Staff Software Engineer, React Native (Performance & Quality)

Discord Inc.

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San Francisco, California, USA

Full-time

Discord is used by over 200 million people every month for many different reasons, but there's one thing that nearly everyone does on our platform: play video games. Over 90% of our users play games, spending a combined 1.5 billion hours playing thousands of unique titles on Discord each month. Discord plays a uniquely important role in the future of gaming. We are focused on making it easier and more fun for people to talk and hang out before, during, and after playing games. We're looking for
Posted 35 days ago | Updated 1 hour ago

Data Engineer - Active Secret Clearance Required

Redhorse Corporation

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Remote

Full-time

About the Organization Now is a great time to join Redhorse Corporation. Redhorse specializes in developing and implementing creative strategies and solutions with private, state, and federal customers in the areas of cultural and environmental resources services, climate and energy change, information technology, and intelligence services. We are hiring creative, motivated, and talented people with a passion for doing what's right, what's smart, and what works. About the Role Redhorse is see
Posted 11 hours ago

Software Engineer Intern (TikTok Music) - 2025 Summer (BS/MS)

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Intern Job Code : A41075A Apply to this job Share this listing: Responsibilities TikTok Music team's mission is to build resonance and inspire expression through music, which includes features on TikTok and SoundOn. The team's mission is to inspire music creation & consumption by serving music artists along the lifecycle of music creation, discovery, promotion, artist engagement and monetization. We are looking for talented individuals to join us for
Posted 7 days ago | Updated 1 hour ago

Lead, IT Solution Support (Hybrid)

Stryker

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Remote or Kalamazoo, Michigan, USA

Full-time

Work Flexibility: Hybrid As a Lead, IT Solution Support, you will be responsible for managing technical deliverables for Stryker's custom applications on the Heroku platform, including enhancements, bug fixes, and architectural solutions aligned with business requirements. This role involves collaboration with CRM, ERP, and Middleware teams to design, develop, and maintain applications, ensuring seamless integration and efficient build-to-run transitions. Additionally, the position includes adm
Posted 11 days ago | Updated 1 hour ago

Principal Software Engineer (Cortex Vulnerability Intelligence Platform)

PaloAlto Networks

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San Jose, 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 19 days ago | Updated 1 hour ago

Tech Lead Manager - Frontend Software Development, Global E-commerce Supply Chain and Logistics

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A190456 Apply to this job Share this listing: Responsibilities Team Introduction: The e-commerce industry has seen tremendous growth in recent years and has become a hotly contested space amongst leading Internet companies, and its future growth cannot be underestimated. With millions of loyal users globally, we believe TikTok is an ideal platform to deliver a brand new and better e-commerce experience to our users. We aim to bring
Posted 7 days ago | Updated 1 hour ago

Tech Lead - Frontend Software Development, Global E-commerce Supply Chain and Logistics

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A108583 Apply to this job Share this listing: Responsibilities Team Introduction: The e-commerce industry has seen tremendous growth in recent years and has become a hotly contested space amongst leading Internet companies, and its future growth cannot be underestimated. With millions of loyal users globally, we believe TikTok is an ideal platform to deliver a brand new and better e-commerce experience to our users. We aim to bring
Posted 7 days ago | Updated 1 hour ago

Senior Software Engineer II - GenAI (Full-Stack)

DigitalOcean

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San Francisco, California, USA

Full-time

We want people who are passionate about taking complex concepts and providing a simple and accessible experience for users. We are looking for a Senior Software Engineer to build features and improvements end to end to make accelerated compute simple and accessible for everyone. The GenAI team is responsible for creating tools so that developers can easily create AI Agents for real world problems. We're a fast-pace team looking to build the next generation of AI/ML workflows on DigitalOcean. Wha
Posted 3 days ago | Updated 1 hour ago

Front End Software Engineer

SS&C Technologies Inc

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San Francisco, California, USA

Full-time

As a leading financial services and healthcare technology company based on revenue, SS&C is headquartered in Windsor, Connecticut, and has 27,000+ employees in 35 countries. Some 20,000 financial services and healthcare organizations, from the world's largest companies to small and mid-market firms, rely on SS&C for expertise, scale, and technology. Job Description Front End Software Engineer Locations: San Francisco | Hybrid Get To Know Us We are highly collaborative team; we value attribu
Posted 7 days ago | Updated 1 hour ago

Senior Frontend Software Engineer, Global E-commerce Supply Chain and Logistics

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A11838 Apply to this job Share this listing: Responsibilities Team Introduction: The e-commerce industry has seen tremendous growth in recent years and has become a hotly contested space amongst leading Internet companies, and its future growth cannot be underestimated. With millions of loyal users globally, we believe TikTok is an ideal platform to deliver a brand new and better e-commerce experience to our users. We aim to bring d
Posted 7 days ago | Updated 1 hour ago

Frontend Software Engineer, Global E-commerce Supply Chain and Logistics

TikTok

•

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A249513 Apply to this job Share this listing: Responsibilities The e-commerce industry has seen tremendous growth in recent years and has become a hotly contested space amongst leading Internet companies, and its future growth cannot be underestimated. With millions of loyal users globally, we believe TikTok is an ideal platform to deliver a brand new and better e-commerce experience to our users. We aim to bring discovery, inspirat
Posted 7 days ago | Updated 1 hour ago

Software Engineer 3, Online Archive

mongoDB, inc

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San Francisco, California, USA

Full-time

MongoDB's mission is to empower innovators to create, transform, and disrupt industries by unleashing the power of software and data. We enable organizations of all sizes to easily build, scale, and run modern applications by helping them modernize legacy workloads, embrace innovation, and unleash AI. Our industry-leading developer data platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available in more than 115 regions across AWS, Google Cloud, and Microsoft
Posted 3 days ago | Updated 1 hour ago

Staff Software Engineer, Frontend (EAA)

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 7 days ago | Updated 1 hour ago

Software Engineer, Frontend (EAA)

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 7 days ago | Updated 1 hour ago

Senior Full-Stack Engineer, Ads

Discord Inc.

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Remote or San Francisco, California, USA

Full-time

Discord is used by over 200 million people every month for many different reasons, but there's one thing that nearly everyone does on our platform: play video games. Over 90% of our users play games, spending a combined 1.5 billion hours playing thousands of unique titles on Discord each month. Discord plays a uniquely important role in the future of gaming. We are focused on making it easier and more fun for people to talk and hang out before, during, and after playing games. This position is
Posted 20 days ago | Updated 1 hour ago

Principal Cloud Software Engineer (Remote)

RTX Corporation

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Remote or East Hartford, Connecticut, USA

Full-time

Date Posted: 2025-03-26 Country: United States of America Location: PW100: East Hartford 400 Main Street, East Hartford, CT, 06118 USA Position Role Type: Remote U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're seeking the people to drive it.
Posted 14 hours ago | Updated 1 hour ago

Senior Software Engineer

ServiceNow, Inc.

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Santa Clara, California, USA

Full-time

Company Description It all started in sunny San Diego, California in 2004 when a visionary engineer, Fred Luddy, saw the potential to transform how we work. Fast forward to today - ServiceNow stands as a global market leader, bringing innovative AI-enhanced technology to over 8,100 customers, including 85% of the Fortune 500 . Our intelligent cloud-based platform seamlessly connects people, systems, and processes to empower organizations to find smarter, faster, and better ways to work. But thi
Posted 3 days ago | Updated 1 hour ago

Frontend Software Engineer - Performance Ads, Ads Interface and Platform

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A29194 Apply to this job Share this listing: Responsibilities Ads Interface and Platform team has strong customer focus and dedication to the technical excellence, to meet our customer needs with reliable and performant platforms and services. We are looking for strong software engineers who are excited to grow their business understanding, and build highly scalable and reliable software, partnering across disciplines and geographie
Posted 7 days ago | Updated 1 hour ago

Senior Frontend Software Engineer, Ads Platform

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A255192 Apply to this job Share this listing: Responsibilities Ads Platform and Interfaces teams have strong customer focus and dedication to the technical excellence, to meet our customer needs with reliable and performant platforms and services. We are looking for strong software engineers who are excited to grow their business understanding, and build highly scalable and reliable software, partnering across disciplines and geogra
Posted 7 days ago | Updated 1 hour ago