ReactJS Developer Jobs in California

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Full Stack Engineer (Python, React, MySQL and Mongo DB)

R Systems, Inc.

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Newark, California, USA

Contract

Position: Full Stack Engineer (Python, React, MySQL and Mongo DB) Location: Newark, CA Duration: Long Term About R Systems: R Systems is a leading digital product engineering company that designs and develops chip-to-cloud software products, platforms, and digital experiences that empower its clients to achieve higher revenues and operational efficiency. Our product mindset and engineering capabilities in Cloud, Data, AI, and CX enable us to serve key players in the high-tech industry, inclu
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Posted 3 days ago

Full Stack (Java/Python + React) - Remote - Fulltime

Lorven Technologies, Inc.

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US

Full-time

Job Title:Full Stack (Java/Python + React) Location: Remote Employment Type: Fulltime Job description: UX prototyping contractors The Relevance team builds machine learning models to power product experiences and item rankings across various surfaces. The Difference You Will Make: Explore, shape, and develop new product experiences alongside engineers and product managers from the relevance team; from ideation to implementation Develop prototypes to iteratively validate ideas that push th
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Posted 37 days ago | Updated 1 day ago

W2 - (6) - S/w Engineer (n-tier architectures, API, Python, Node, Java/.Net, ReactJS, JavaScript, HTML/CSS) - Remote

Tanson Corp

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Remote or Minnesota, USA

Contract

Duties: Requirements: 5+ years experience building distributed software systems with n-tier architectures. Should have an expert level of experience in one of the following and be proficient in all: API development with Python, Node, Java, or .Net. Frontend development with ReactJS, JavaScript, HTML/CSS. Operations integration with reporting and performance tools. Experience with cloud-based deployment environments. SEE SCHEDULE NOTES FOR SCOPE OF WORK Position Overview: (Major Functions an
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Posted 4 days ago | Updated 1 day ago

Senior Full Stack .NET/React / Tax / Remote

Motion Recruitment Partners, LLC

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Remote or New York, New York, USA

Full-time

Job Description A global professional services firm, world renowned for their unique, result-driven approach to consulting, is looking for a Senior Full-Stack .NET Developer to join their IT team. This company specializes in turning around underperforming companies and improving operation performance. For this role specifically, you will be a part of their tax focused IT team where you will be working on everything from client facing enterprise systems to internal tools to improve efficiency. In
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Posted 3 days ago | Updated 10 hours ago

Senior Full Stack Engineer / Fintech / React / Remote

Motion Recruitment Partners, LLC

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Remote or New York, New York, USA

Full-time

Fullstack Software Engineer Join a high-growth financial technology company revolutionizing financial services by delivering the best possible pricing with high-quality digital experiences. We are looking for a Full Stack Engineer to help reshape a 1,000-year-old industry. This is a full-time role where you'll build full-stack web features, work with APIs, and take ownership from inception to post-launch. This opportunity is ideal for engineers who thrive in fast-paced environments, enjoy workin
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Posted 44 days ago | Updated 10 hours ago

User Experience Design Principal

Amiseq Inc.

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Redwood City, California, USA

Contract

Job Responsibilities: Work closely with our internal teams to translate design concepts and wireframes into responsive and performant React.js applications.Architect, build and maintain modular and reusable components that reflect the pinnacle of coding excellence and adhere to best practices.Hands-on design and development of single page application using TDD (Test driven development) and () Domain-driven design models and High-level proficiency in OO-JavaScript.Influence UX designers to get op
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Posted 55 days ago | Updated 27 days ago

Senior Full Stack Engineer / ClimateTech / React + Ruby on Rails / NYC or Remote

Motion Recruitment Partners, LLC

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Remote or New York, New York, USA

Full-time

Senior Full-Stack Engineer Join a mission-driven startup at the intersection of climate and fintech, dedicated to making sustainable building upgrades-like heat pumps, batteries, and EV chargers-more affordable and accessible. We are looking for a Senior Full-Stack Engineer to build products and features that empower contractor and manufacturer partners to accelerate the adoption of energy-efficient solutions. This role is ideal for engineers who thrive in fast-paced environments, enjoy working
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Posted 44 days ago | Updated 10 hours ago

Python Full stack developer with Pandas DataFrame - San Ramon, CA - (In-Person Interview and Day 1 Onsite)

ERPMark Inc

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San Ramon, California, USA

Third Party, Contract

Role: Python Full stack developer Location: San Ramon, CA (In-Person Interview and Day 1 Onsite) Contract Number of Positions: 10 - Python + ReactJS Must Have 15 years of relevant experience and skilled in - Python, RESTful Webservice, NoSQL Database, In Memory Database. Hands-on & In depth knowledge of Python application programming concepts, Django REST framework, Flask Create services as part of back-end: message intake and processing pipelines (message flow), REST APIs for front-end, data m
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Posted 38 days ago | Updated 8 days ago

Sr. Full-Stack .Net Engineer - C#, React, Microservices, SOA, SQL, CI/CD, Cloud

Motion Recruitment Partners, LLC

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City of Industry, California, USA

Full-time

Our Client located in in South East LA is a renowned holding company encompassing over 14 home and lifestyle brands. Known for comprehensive solutions from whole home organizing to sophisticated water distribution technology, They have established a robust presence in over 30 years. With more than 9,000 system-wide employees across many subsidiaries, they company combines personalized service with innovative, top-tier designs to ensure client satisfaction and enhance the functionality and aesthe
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Posted 19 days ago | Updated 10 hours ago

Software Engineer II - .NET/React with Excel VBA Experience (Hybrid)

Unum

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Remote

Full-time

Our Fortune 500 company is driving a digital transformation and looking for forward-thinking innovators to disrupt how our industry thinks about and uses technology. As one of the world's leading employee benefits providers, we help millions of people gain affordable access to benefits that help them protect their families, their finances and their futures. Are you an asker of questions, a solver of problems, and a challenger of the status quo? Our mission is to provide a differentiated custome
Posted 1 hour ago

Senior Level Full Stack Engineer / Python / Javascript OR React / Culver City CA

Motion Recruitment Partners, LLC

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Los Angeles, California, USA

Full-time

Our client is a leader in shipping & logistics specializing in container freight and supply chain solutions. Based in Culver City, CA, they provide innovative and efficient freight forwarding services to global clients. As they continue to scale their data infrastructure, they are seeking a skilled Data Engineer with expertise in Python, SQL, and Snowflake to join their team. If you're passionate about data, logistics, and optimizing data pipelines to improve business operations, they invite you
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Posted 15 days ago | Updated 10 hours ago

AEM Cloud React UI Architect

Techno-Comp, Inc.

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Remote

Contract, Third Party

Job Title: AEM Cloud React UI Architect Location: New Jersey (Preferred) / Remote Duration: Long Term Job Description: We are looking for an experienced AEM Cloud React UI Architect to lead the design, development, and integration of front-end solutions within a cloud-based environment.The ideal candidate should have a deep understanding of AEM Cloud and strong expertise in React for building scalable, high-performance UI frameworks.Responsibilities include creating responsive designs, collabora
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Posted 60+ days ago | Updated 2 days ago

Lead/Senior Full Stack Engineer (Node & React) with AI/ML

iSpace, Inc

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Remote

Contract

Only on W2, NO C2C/1099 Title: Lead Full Stack Engineer (Node & React) with AI/ML Position type: 12+ Months contract to start (could go for over 1-2 years) Location: Remote Top Skills: Node. JS, React, State Management, MySQL, AWS, Docker, Kubernetes, Open AI/Chat GPT, lead experience with both onshore and offshore. Qualifications: 7+ years of experience building complex web applications.Solid work experience using component-based development on the client side.Proficiency with front-end techn
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Posted 60+ days ago | Updated 3 days ago

Manager, React/WordPress (Marketing)

Kforce Technology Staffing

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Remote or San Diego, California, USA

Full-time

RESPONSIBILITIES: Kforce has a client that is seeking a Manager, React/WordPress (Marketing) in San Diego, CA. Responsibilities: * Team Management: Oversee a team of 3, ensuring effective execution of the Software Development Life Cycle (SDLC) and participation in governance activities; Provide high-level delivery oversight * Hands-On Involvement: Engage in hands-on activities 50-70% of the time, particularly with the marketing team * Enterprise Integration: Integrate into enterprise processes
Posted 60+ days ago | Updated 18 hours ago

*Lead Application Developer

Zurich North America

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Remote or Schaumburg, Illinois, USA

Full-time

Zurich (Schaumburg, IL) seeks a Lead Application Developer to be responsible for development and maintenance of the web-based applications and participate as a technical expert in software design, coding, testing, and debugging with new or existing applications. Specific duties include: assist in preparing operating procedures and best practices; act as a liaison between the Business and other developers to understand the business need and provide technical advice and guidance with a focus on va
Posted 4 days ago | Updated 1 hour ago

Sr. Frontend Engineer (React/Redux & Node) Need 10+ yrs (W2 position)

Symantrix Inc

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California, USA

Contract

Title: Sr. Frontend Engineer (React/Redux & Node) Location : Sunnyvale, CA Duration : 12+ Months W2 position Job Description: Responsibilities include: Develop, Design and write high quality, high performance code in front end technologies React, Express, Node.js, JavaScript, Bootstrap, HTML and CSS. Participate in development life cycle activities like design, coding, testing and production release. Collaborate with peers and seniors both within their team and across the organization. Work
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Posted 5 days ago | Updated 18 hours ago

Software Engineer - (React/Redux, AWS, SPA) - (Remote/only W2)

Primus Software Corp

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US

Contract

Job Title: Software Engineer 4 (React/Redux, AWS, SPA) Type: Contract to Hire/Perm Duration 12+ months Contract to Perm Location 100% Remote Only W2 Candidates can apply* Discription: Looking for a Front-End Engineer with expert knowledge in building modern Single Page Applications and a minimum of 7 years of hands-on experience with React. You will guide and mentor other team members on front-end development best practices, design and user experience, AWS cloud best practices while making su
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Posted 60+ days ago | Updated 2 days ago