React.js Jobs in San Francisco, CA

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Onsite-Fremont, CA- Lead fullstack engineer(Golang, react,gRPC)

Encora

•

Fremont, California, USA

Contract

Backend : Strong coding skills, navigating codebases with different languages and tools (GoLang, gRPC, GraphQL), building and managing ci/cd pipelines and IaaC supporting services, web and mobile releases. Experience building comprehensive understanding of APIs, microservices, databases, integrations and other complex backend systems. Experience building large scale backend systems using AWS ecosystem tools and services. Frontend : Strong coding skills, navigating codebases with JavaScript-based
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Posted 6 days ago

Onsite- Fremont, CA- Lead Frontend Engineer- (IaaC,React.js,GraphQL)

Encora

•

Fremont, California, USA

Contract

Strong coding skills, navigating codebases with JavaScript-based frameworks and libraries such as React.js. Building and managing ci/cd pipelines and IaaC supporting services, web and mobile releases.experience in consuming GraphQL, RESTful, and RPPC APIs for data retrieval and manipulation.Experience building large scale scalable responsive and mobile-friendly web designs using CSS frameworks like Bootstrap, Foundation, or Materialize CSS.Experience operating in start-up settings, launching 0 t
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Posted 6 days ago

Job Opportunity for Full Stack Developer (Angular/React, Handlebars, .NET)

Proventus Metrics

•

Remote

Contract, Third Party

Job Title: Full Stack Developer Angular/React, Handlebars, .NET (External Consultant) Location: Remote Experience: 6+ years Job Summary: We are seeking an experienced Full Stack Developer with a strong background in modern JavaScript frameworks (Angular or React), Handlebars templating, and Microsoft .NET technologies. The ideal candidate will play a key role in developing scalable web applications, integrating UI components with backend services, and delivering high-quality code for enterprise
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Posted 6 hours ago | Updated 6 hours ago

Full Stack Java Developer (React & AWS)

Raas Infotek LLC

•

Remote or Chicago, Illinois, USA

Contract

Position: 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 optimizati
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Posted 7 hours ago

Healthcare Python/ ReactJS Engineer *Remote

Indus River Technologies Inc.

•

Remote

Contract

HEALTHCARE FULLSTACK - PYTHON/REACT JS12 month initial contract Targeting Rate -55/w2 Work Authorization: GC Remote - working EST HoursClient: GRC/CVS Key techs: Python, ReactJs, Google Cloud Platform, Rest API, FHIR or other healthcare systems Our client is seeking a Full Stack Python/ ReactJS Software Engineer. This resource will support healthcare data initiatives including an application modernization and AI chatbot integration. Key Responsibilities:Develop and enhance modern front-end f
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Posted 5 hours ago

Japanese Bilingual UI Engineer

VDart, Inc.

•

San Francisco, California, USA

Third Party, Contract

Japanese Bilingual UI Engineer Duration : 6 Months Work location, provide zip code: San Francisco, CA MUST HAVE: 1. React.js 2. Javascript 3. HTML5 4. Node.js 5. CSS3 We are looking for a skilled UI Engineer proficient in React and JavaScript to design and develop modern, responsive web applications. The ideal candidate will have hands-on experience with both frameworks and a strong understanding of front-end development principles. Key Responsibilities: Develop and maintain user interfaces us
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Posted 8 hours ago | Updated 6 hours ago

TWO Software Engineers (JavaScript, React, Python) in San Mateo, CA (Hybrid)

DBA Web Technologies

•

San Mateo, California, USA

Full-time

TWO Software Engineers (JavaScript, React, Python) in San Mateo, CA (Hybrid) 2+ to 5 years of Experience POSITION: TWO Software Engineers (JavaScript, React, Python) in San Mateo, CA (Hybrid) LOCATION: San Mateo, CA - HYBRID (3 days onsite, 2 days remote) SALARY: Excellent Compensation with benefits DURATION: Full-Time HYBRID (3 days onsite, 2 days remote) SKILLS: MS degree, JavaScript, TypeScript, React, Python, Backend, FrontendDESCRIPTION: POSITION: As a Software Engineer working on Product
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Posted 24 days ago | Updated 3 days ago

Full Stack Engineer (Python / React)

Attis

•

San Francisco, California, USA

Full-time

Job DescriptionFull Stack Engineer FastAPI/React.js Onsite, SF $200,000 Overview Join the founding team of a well-funded, deep-tech startup in San Francisco on a mission to revolutionize the engineering world. Today's design software is stuck in the past; this company is building a modern, GPU-native platform from the ground up to empower engineers in aerospace, automotive, and beyond. As a foundational engineer, you will have unparalleled impact and ownership, working directly with founders fro
Posted 2 days ago | Updated 1 hour ago

Full Stack Engineer (Python / React)

Attis

•

Alameda, California, USA

Full-time

Job DescriptionFull Stack Engineer FastAPI/React.js Onsite, SF $200,000 Overview Join the founding team of a well-funded, deep-tech startup in San Francisco on a mission to revolutionize the engineering world. Today's design software is stuck in the past; this company is building a modern, GPU-native platform from the ground up to empower engineers in aerospace, automotive, and beyond. As a foundational engineer, you will have unparalleled impact and ownership, working directly with founders fro
Posted 2 days ago | Updated 1 hour ago

Full Stack Engineer (Python / React)

Attis

•

San Mateo, California, USA

Full-time

Job DescriptionFull Stack Engineer FastAPI/React.js Onsite, SF $200,000 Overview Join the founding team of a well-funded, deep-tech startup in San Francisco on a mission to revolutionize the engineering world. Today's design software is stuck in the past; this company is building a modern, GPU-native platform from the ground up to empower engineers in aerospace, automotive, and beyond. As a foundational engineer, you will have unparalleled impact and ownership, working directly with founders fro
Posted 2 days ago | Updated 1 hour ago

Staff Software Engineer (React/Node)

Attis

•

California, USA

Full-time

Job DescriptionSenior/Staff Software Engineer, Up to $300,000 + equity - San Mateo Senior/Staff Software Engineer (AI) sought for a fast-growth startup who operate in the AI space. We are looking for a Staff software engineer with strong front end leaning skills and also knowledge of design systems to come and work with a talented engineering team and architect/scale the core AI-first platform to support a rapidly growing user base. As a Senior/Staff Software Engineer you will be responsible for
Posted 2 days ago | Updated 1 hour ago

Full Stack Engineer (Python / React)

Attis

•

Hayward, California, USA

Full-time

Job DescriptionFull Stack Engineer FastAPI/React.js Onsite, SF $200,000 Overview Join the founding team of a well-funded, deep-tech startup in San Francisco on a mission to revolutionize the engineering world. Today's design software is stuck in the past; this company is building a modern, GPU-native platform from the ground up to empower engineers in aerospace, automotive, and beyond. As a foundational engineer, you will have unparalleled impact and ownership, working directly with founders fro
Posted 2 days ago | Updated 1 hour ago

Full Stack Engineer (Python / React)

Attis

•

Fremont, California, USA

Full-time

Job DescriptionFull Stack Engineer FastAPI/React.js Onsite, SF $200,000 Overview Join the founding team of a well-funded, deep-tech startup in San Francisco on a mission to revolutionize the engineering world. Today's design software is stuck in the past; this company is building a modern, GPU-native platform from the ground up to empower engineers in aerospace, automotive, and beyond. As a foundational engineer, you will have unparalleled impact and ownership, working directly with founders fro
Posted 2 days ago | Updated 1 hour ago

Sr. Full Stack Developer (React/Node) - REMOTE

TEKsystems c/o Allegis Group

•

Remote or San Francisco, California, USA

Full-time

**THIS IS A CONTRACT ROLE** Description Project Overview The client is a leading a holistic UI redesign initiative for a pharmacy management platform used by clinical staff. The goal is to modernize the user interface and introduce new features across three key areas of the platform. Key Objectives Improve user experience for insurance file visibilityIntegrate EDI files for drug purchasingEnhance control substance trackingAddress miscellaneous platform improvements Team Needs Looking to hire 3
Posted 4 days ago | Updated 11 hours ago

Full Stack Developer - Python + ReactJS - San Ramon, CA (Onsite) - F2F Mandatory

ERPMark Inc

•

San Ramon, California, USA

Third Party, Contract

Title: Full Stack Developer - Python + ReactJS Location: San Ramon, CA (Onsite) Mode of Interview: Only F2F Full stack developer - 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 ma
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Posted 28 days ago | Updated 11 days ago

COE - Lead Onshore Full-Stack Developer - C1 (Java + React Js)

QualiTest

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Remote

Full-time

Are you interested in working with the Worlds leading AI-powered Quality Engineering Company? Ready to advance your career, team up with global thought leaders across industries and make a difference every day? Join us at Qualitest! We are looking for a Lead Full-Stack Developer to join our growing team in United States! Responsibilities: Lead, Oversee and manage the offshore development team, ensuring seamless collaboration and high-quality code delivery. Assess, Evaluate and Hire new offshore
Posted 6 days ago

Sr. FullStack Engineer W/React,Python,Google Cloud Platform - W2 Only

Cinergy Technology Inc

•

Remote

Contract

Greetings from Cinergy Technology Inc ! Full Stack Engineer - *REMOTE*- 12+ month contract Key skills: Strong Google Cloud Platform experience, expertise in React.js and Python Our client is seeking a Full Stack Software Engineer. Key Responsibilities: Develop and enhance modern front-end features using React.jsDesign and implement scalable, cloud-native RESTful APIs using PythonIntegrate portal features with AI chatbots and backend systemsCollaborate with data teams to access and manipulate da
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Posted 4 days ago

Java ReactJS Lead Developer

CitiusTech

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Remote

Full-time

Minimum 10 years of experience needed. Backend: Java 7/8/11(java from core to advanced concepts), JUNIT, Spring boot, Spring Framework, Service API, Microservices. Frontend: ReactJS, Java 8, JavaScript, Spring boot, Typescript, Jest unit testing framework. DB: PLSQL, Oracle 11g, OS: Windows, Linux Secondary Skills: Oracle ADF / SOA, Spring cloud Desirable skills: Exposure to Jira, GIT, Jenkins, NPM, Yarn, NodeJS, AWS, OCI, AZURE Docker/Containerization. Having knowledge on CI/CD tools and practi
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Posted 25 days ago | Updated 6 days ago

MERN/ React developer

Radyant Inc.

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Remote

Contract

MERN/ React developer Location: Remote ( with Security Clearance) Any exp with DOD, federal agencies is good to have. Job Description: Responsibilities Design, develop, test, deploy, and maintain highly scalable and responsive web applications using the MERN stack (MongoDB, Express.js, React.js, Node.js).Develop robust, efficient, and well-structured APIs using Node.js and Express.js.Implement engaging and intuitive user interfaces with React.js, ensuring high performance on mobile and desktop.M
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Posted 14 days ago | Updated 10 hours ago

Senior React Developer

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 transf
Posted 4 days ago | Updated 11 hours ago