react Jobs in California

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Tech Lead Software Engineer

Motion Recruitment Partners, LLC

•

Los Angeles, California, USA

Full-time

Job Description This is a hybrid position in Los Angeles An Innovative Healthcare Leader Is Building the Future of Tech. A forward-thinking healthcare company is on the hunt for a talented engineer to join their dynamic team, dedicated to developing greenfield applications and incorporating cutting-edge AI and technology solutions. This is a unique opportunity to be part of a team that operates like a startup within a larger organization, offering the perfect balance of stability and innovation.
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Posted 5 days ago | Updated 2 hours ago

Dot Net Architect--Part Time

Newt Global

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Remote

Part-time

Key Responsibilities: Architectural Leadership Design and implement scalable, secure, and maintainable software architectures using .NET technologies (ASP.NET Core, .NET Framework). Define and enforce best practices, coding standards, and development processes to ensure high-quality deliverables. Provide end-to-end technical leadership on architecture, design, and implementation of full-stack solutions. Full-Stack Development Lead the development of backend services and APIs using C#, ASP.NET
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Posted 7 days ago | Updated 5 days ago

Software Engineer II, Frontend - Consumer Identity

Uber Corporate

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San Francisco, California, USA

Full-time

About the Role The Consumer Identity team is seeking a Web Engineer (Software Engineer II - Frontend) with experience building high-scale services and platforms, as well as experience working with identity systems and data modeling. As an engineer on the Consumer Identity team, you'll be responsible for designing, data modeling, and developing the next-generation consumer identity platform. This platform will empower every user at Uber's platform across all LoBs (e.g. Rider, Driver, Eats, Freig
Posted 12 days ago | Updated 5 hours ago

Ruby on Rails Architect

Ohm Systems, Inc

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Remote

Contract

ROR Architect:- As a hands-on architect, primary responsibilities center around design and development of web based, real-time and batch applicationsCollaborate with members of the design team both technical as well as business owners to identify requirements and design new products or extensions to existing products.Produce application prototypes with sufficient detail to allow others in the development team to complete the development work.Provide technical oversight to the development process
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Posted 39 days ago | Updated 29 days ago

Ruby on Rails Architect - Remote

Mudrasys

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Remote

Contract, Third Party

Position: Ruby on Rails Architect Location: Remote Duration: 6-12months Job Description: Key Responsibilities: Develop and maintain robust, scalable, and secure applications using Ruby on Rails for backend and React for frontend.Design and implement RESTful APIs and integrate third-party services.Optimize application performance and troubleshoot/debug production issues.Collaborate with product managers, designers, and other developers to enhance user experience.Follow best practices in CI/CD, te
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Posted 57 days ago | Updated 22 days ago

Full Stack Java Developer

Raas Infotek LLC

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Remote or Houston, Texas, USA

Contract

Full Stack Java Developer (React & AWS) Senior (12+ Years Experience) Contract: W2 Only Job Description: We are seeking a highly experienced Full Stack Java Developer with deep expertise in React, AWS, and modern microservices architecture. This is a senior technical role demanding a proven track record of 12+ years in enterprise software development, including designing and building scalable, secure full-stack applications on AWS. You will lead the design, development, and optimization of compl
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Posted 7 days ago

Software Developer IV

Voyatek

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Remote

Full-time

Outcomes. Delivered. Voyatek delivers outcome-driven technology solutions to public sector agencies and higher education institutions nationwide. For example, our technology: Facilitates access to nutritious food for children of mothers participating in the WIC programSupports first responders in reducing opioid overdoses within their communitiesEmpowers colleges and universities to identify and thwart financial aid fraudEquips teachers with valuable insights to identify students requiring addit
Posted 29 days ago | Updated 13 days ago

Telecom System Integration Developer

Cyber Sphere LLC

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Remote

Third Party, Contract

Telecom System Integration Developer Remote Long Term Contract Note - It s not a specific project Per se. It s a hodgepodge of custom integration request from the various lines of business within the Org. Someone with Developer skills set with experience doing contact center or unified communication integrations. Telephony, Cisco, etc More Developer than Telephony Key Responsibilities: Design, develop, test, and debug robust applications and system components aligned with business and technical
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Posted 8 days ago | Updated moments ago

Full Stack Lead

Learn Beyond Consulting LLC

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San Ramon, California, USA

Contract

Role: Full Stack Lead Location: San Ramon, CA Duration: Long Term Job Description: Excellent Leadership Skills with more the 15 years of experience in IT. Proven Architectural exposure in building and scaling eCommerce applications with expertise in Backend and Frontend Technologies Work closely with product managers, architects, and backend teams to define and deliver cohesive and high-quality outcomes. Own and manage the technical direction of client roadmap items, ensuring that it aligns with
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Posted moments ago

Sr. Rust Engineer

Motion Recruitment Partners, LLC

•

El Segundo, California, USA

Full-time

Join a company building next-generation satellite technology that's changing how we see the world - literally. They've developed a proprietary system that captures high-resolution Earth imagery day or night, through any weather, and they're scaling rapidly. If you're excited about the intersection of space, data, and real-world impact, this is one of those rare roles worth exploring. Contract Duration: 3 - 6+ Months Required Skills & Experience 5+ years in Rust C/C++ TypeScript React Bachelor's
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Posted 56 days ago | Updated 2 hours ago

Senior Product Engineer (LLMs/AI Agents)

Jobot

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San Francisco, California, USA

Full-time

100% remote role working at a Series A AI startup! 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: $175,000 - $220,000 per year A bit about us: Location: 100% Remote Compensation: $175-220K base + equity Employment Type: Full-time We're working with a Series A LegalTech AI startup that's making major strides in modernizing enterprise law firms' deal processes through powerful backend infrastructur
Posted 2 hours ago

Software Dev Engineer III

Kforce Technology Staffing

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Remote or Seattle, Washington, USA

Contract

RESPONSIBILITIES: Kforce has an enterprise client that is seeking a Software Dev Engineer in Seattle, WA. Summary: We are looking for a Software Development Engineer to work as part of a two-engineer team to deliver a project that enables an engineering driven process to be self-service for internal users that allows for improved GTM usage of an external facing product. Duties: * Deliver work that employees at Twitch will use and impacts creators on the platform * Partner with an existing eng
Posted 7 days ago | Updated moments ago

Solo Full Stack Engineer

Motion Recruitment Partners, LLC

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Los Angeles, California, USA

Full-time

Job Description This position is fully remote Imagine being the first engineer at a small but powerful consultancy that helps shape the direction of campaigns and causes that matter. Our client is looking for a Full Stack Engineer to build internal systems from scratch - tools that automate workflows, surface critical insights, and integrate with ad platforms in real time. This is a solo engineering role for someone who thrives on autonomy, loves solving complex backend problems, and wants to h
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Posted 14 days ago | Updated 2 hours ago

Senior Product Designer

Motion Recruitment Partners, LLC

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San Francisco, California, USA

Full-time

Senior Product Designer Location: Hybrid (NYC or SF) Employment Type: Full-time We're working with a rapidly growing consumer wellness startup that's redefining how people engage with food, health, and everyday well-being. Backed by top-tier investors and led by a product-driven founding team, they're building a mobile-first platform using modern design tools and cross-functional collaboration. This is a full-time hybrid opportunity (2-3 days onsite) in either New York City or San Francisco. T
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Posted 22 days ago | Updated 2 hours ago

Senior Product Engineer (LLMs/AI Agents)

Jobot

•

San Francisco, California, USA

Full-time

100% remote role working at a Series A AI startup! 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: $175,000 - $220,000 per year A bit about us: Location: 100% Remote Compensation: $175-220K base + equity Employment Type: Full-time We're working with a Series A LegalTech AI startup that's making major strides in modernizing enterprise law firms' deal processes through powerful backend infrastructur
Posted 2 days ago | Updated 2 hours ago

Full Stack Engineer (Backend)

SmartTech Staffing Partners

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San Francisco, California, USA

Full-time

Hiring: Backend-Focused Full Stack Engineer We're looking for two experienced, backend-heavy Full Stack Engineers to help scale our AI-powered platform. This is a hands-on engineering position where you'll play a key role in building robust backend systems while also contributing to frontend development. Ideal candidates thrive in fast-paced environments, bring deep systems expertise, and approach problems with a founder s mindset. Key Responsibilities Design, build, and scale backend infrastruc
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Posted 8 days ago | Updated 2 days ago

Quality Assurance Engineer- 6 months Contract - Sunnyvale, CA (Hybrid)

Mindsource Inc

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Sunnyvale, California, USA

Contract

Location: Sunnyvale, CA (Hybrid)Duration: 6 monthsPay Range: $40 to $45 per hour Job Summary: MindSource is seeking an experienced professional to join our team as a part of an exciting project with a major consumer brand. In this role, you will test websites, platforms, and other deliverables. Your primary responsibilities will include executing test plans, updating test reports, debugging and writing defect reports, verifying fixes, developing test automation scripts, and building automation
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Posted 57 days ago | Updated moments ago

Senior Software Engineer - PHP

Motion Recruitment Partners, LLC

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Irvine, California, USA

Full-time

This position is fully remote, however, the preferred candidates currently live in Los Angeles, Orange County or San Diego. Our client is renowned for their leadership in aesthetic dermatology. They have remained steadfast in their commitment for over a decade, working diligently to empower individuals of all skin types to achieve their optimal skin health. Their impressive track record boasts over 3 million successfully performed treatments, with the added promise of new locations sprouting eac
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Posted 60+ days ago | Updated 2 hours ago

Senior Frontend Software Engineer - TikTok Effect House

TikTok

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San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A175480 Apply to this job Share this listing: Responsibilities Creative Effects are a big part of the TikTok experience. From Versailles Run to Dancing Dino, effects make content creation easy, and fun. Each effect has the potential to reach TikTok's global community of a billion+ users and inspire new trends, lots of joy, and endless creativity. Our mission is to inspire user creativity with powerful creation tools. We are building
Posted 47 days ago | Updated 5 hours ago

Frontend Software Engineer - TikTok Effect House

TikTok

•

San Jose, California, USA

Full-time

Location : San Jose Employment Type : Regular Job Code : A78296 Apply to this job Share this listing: Responsibilities Creative Effects are a big part of the TikTok experience. From Versailles Run to Dancing Dino, effects make content creation easy, and fun. Each effect has the potential to reach TikTok's global community of a billion+ users and inspire new trends, lots of joy, and endless creativity. Our mission is to inspire user creativity with powerful creation tools. We are building
Posted 47 days ago | Updated 5 hours ago