Senior React Developer jobs in San Francisco – Page 2 | RoboApply Jobs

Senior React Developer jobs in San Francisco· Page 2

Results 21–40 of 4,350 for “Senior React Developer” in San Francisco.

4,350 jobs found

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Postman logo
Full-time|$210K/yr - $230K/yr|On-site|San Francisco, California, United States

Who We Are?Postman stands as the premier API platform utilized by over 45 million developers and more than 500,000 organizations, including 98% of the Fortune 500. Our mission is to empower developers and professionals worldwide to construct an API-first environment by simplifying every phase of the API lifecycle and enhancing collaboration—allowing users to…

Mar 10, 2026
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midihealth logo
Full-time|$170K/yr - $220K/yr|Hybrid|San Francisco

Join Our Team as a Senior Fullstack Engineer!Location: Hybrid - San Francisco or Palo Alto Office, Tuesday/ThursdayYour Impact:We are on a mission to transform healthcare, and we’re seeking a talented Senior Fullstack Engineer to enhance our Patient Experience vertical. In this role, you will be instrumental in developing applications that streamline the patient journey from discovery to ongoing care management. You will lead significant projects through all phases of development, including brainstorming, architectural design, execution, testing, and iteration.If you are a motivated, solution-oriented engineer eager to make a difference in a purpose-driven environment, we want to hear from you!

Feb 25, 2026
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360 IT Professionals logo
Senior Android Developer

360 IT Professionals

Full-time|On-site|San Francisco

Join our dynamic team at 360 IT Professionals as a Senior Android Developer! In this role, you will play a crucial part in designing, developing, and implementing innovative mobile applications. You will collaborate with cross-functional teams to define app features and ensure high performance and quality standards.

Aug 16, 2017
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Continue logo
Full-time|On-site|San Francisco

Continue is on the lookout for an exceptional Software Engineer with over 5 years of experience to join our dynamic team in San Francisco. As a pivotal member of our engineering department, you will be instrumental in developing cutting-edge autocomplete features and optimizing codebase retrieval systems. We value precision, analytical thinking, and a keen eye for detail in our candidates. In this position, you'll tackle foundational yet complex challenges where methodical assessment, swift experimentation, and a deep understanding of user needs will drive the advancement of our innovative products.

Jun 16, 2025
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XOXO AI logo
Full-time|On-site|South Park, SF

About UsAt XOXO AI, we are at the forefront of innovation, creating intelligent interfaces that enhance everyday life. Our team, comprised of dedicated engineers, designers, and researchers, is committed to solving unique challenges that extend beyond the workplace.With recent advancements in infrastructure, architecture, and machine learning models, we are expanding our team to include skilled builders who will help bring our vision to fruition through the development of our application layer.About the RoleWe are seeking a highly skilled Android engineer to spearhead the development of XOXO's consumer application, which features a revolutionary interface for intelligence. This position is tailored for a proactive engineer who will manage the entire mobile ecosystem, focusing on architecture, performance, refinement, and a visually captivating design system that ensures intentional user interactions.Your background is less important than your passion and drive: a commitment to high ownership, an ability to work swiftly without compromising quality, and a desire to create a mobile product that redefines excellence in craftsmanship and performance.What You’ll DoDesign and launch initial versions of our React Native application, advancing it from prototype to production.Convert a sophisticated visual design system into reusable components, animations, and interaction patterns, ensuring seamless performance.Develop new product interfaces that integrate cutting-edge AI/ML capabilities in a manner that feels intuitive on mobile devices.Enhance application performance across various dimensions: rendering, start-up speed, memory usage, battery consumption, networking, and user-perceived speed.Establish high standards for mobile engineering quality, including testing, instrumentation, and release management, collaborating closely across the tech stack to deliver end-to-end solutions.

Dec 22, 2025
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Veracyte, Inc. logo
Full-time|Remote|Remote ; San Diego, California, United States; South San Francisco, California, United States

We are seeking a highly skilled Senior Salesforce Developer to join our innovative team at Veracyte, a leader in genomic diagnostics. In this role, you will leverage your extensive experience in Salesforce development to design, implement, and maintain robust solutions that enhance our customer relationship management capabilities. You will collaborate with cross-functional teams to define project requirements and deliver high-quality software solutions that meet business needs.

Mar 11, 2026
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Sleeper logo
Full-time|$180K/yr - $235K/yr|Remote|San Francisco Area, United States Remote

About Sleeper:Sleeper is a dynamic and rapidly growing platform dedicated to transforming the fantasy sports and gaming experience for sports enthusiasts. Initially focused solely on NFL fantasy football, we have diversified our offerings over the past decade to include NBA, LCS, and soccer. With our innovative Sleeper Picks feature, users engage in real-money Daily Fantasy Sports (DFS) by predicting player performances based on projections from trusted third-party sources. As pioneers in the sports gaming sector, we are proudly backed by some of Silicon Valley's leading investors.Role Overview:We are on the lookout for a talented and forward-thinking Senior Frontend Engineer to enhance our team. At Sleeper, we recognize that exceptional and imaginative individuals can effectuate change and create remarkable products, regardless of their technological background. In this role, you will be instrumental in the development of our mobile and web applications, ensuring scalability, reliability, and top-notch quality that will benefit millions of dedicated users daily.Our mobile platform, built on React Native, has been modernized with TypeScript and features top industry packages like react-query, react-navigation, and reanimated. We seek an experienced developer to contribute their expertise in refining our product, introducing new features, enhancing quality, and delivering lightning-fast performance to our vast user base.Responsibilities:Collaborate with design teams to gather user requirements and translate them into detailed technical specifications for our products.Craft clean, maintainable, and efficient code using React Native, TypeScript, and associated libraries (e.g., React Query, Navigation, Reanimated).Create reusable UI components and establish a well-organized component hierarchy within the application.Implement user interface (UI) functionality and logic utilizing React features such as state management, props, hooks, and lifecycle methods.Integrate frontend components with backend services through APIs (RESTful or GraphQL).Diagnose and resolve complex performance issues, socket connections, data caching, and more.Stay informed on the latest developments in React, best practices in mobile development, and accessibility standards.Who You Are:A highly motivated individual with a passion for frontend development and a knack for problem-solving.

Dec 1, 2025
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fuku logo
Full-time|On-site|San Francisco, California, United States

Join our innovative team at fuku as a Senior Go Developer in the heart of San Francisco! We are on the lookout for a skilled Go developer with a passion for building scalable backend systems. In this pivotal role, you will design, develop, and maintain robust APIs and microservices that drive our rapidly expanding platform.Key Responsibilities:- Architect and implement scalable backend solutions utilizing Go- Develop and enhance APIs and microservices prioritizing performance and reliability- Work collaboratively with cross-disciplinary teams to deliver high-quality software solutions- Uphold code quality, maintainability, and adhere to best practices in software development.Requirements:- A minimum of 5 years of professional experience in Go (Golang)- Deep understanding of distributed systems and their complexities- Proficient with Kubernetes and cloud services such as AWS or GCP- Strong analytical and problem-solving capabilities.Preferred Qualifications:- Familiarity with real-time systems- Contributions to open source projects are a plus.

Mar 10, 2026
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Sentry logo
Full-time|$150K/yr - $190K/yr|Hybrid|San Francisco, California

About SentryAt Sentry, we believe that poor software is a thing of the past. Our mission is to empower developers to create high-quality software more efficiently, allowing us to enjoy the technology we love.With over $217 million in funding and a community of more than 100,000 organizations backing our vision, we are developing advanced performance and error monitoring tools used by industry leaders such as Disney, Microsoft, and Atlassian, enabling them to focus on innovation rather than bug-fixing.We embrace a hybrid work model across our global offices, designating Mondays, Tuesdays, and Thursdays as in-office days to foster meaningful collaboration. If you are passionate about creating tools that enhance the digital experience, join us in building the future of software monitoring.About the RoleOur Developer Experience team is expanding in San Francisco! This role is hybrid and requires you to be based at our headquarters. We are searching for an innovative builder with a strong viewpoint on exceptional developer documentation.If you are an individual who enjoys experimenting with the latest features in your favorite tools, loves exploring new JavaScript frameworks, and is frustrated by inaccurate code snippets or documentation, then this role at Sentry is perfect for you. The Developer Experience team merges the excitement of shipping cutting-edge products with ensuring developers can use them effectively.If you are confident in collaborating with Product and Engineering teams to test and launch new features, and possess the ability to dive in and solve complex problems while maintaining a keen eye for quality documentation, this could be your dream job.As part of Sentry's Developer Experience team, you will be a builder constantly seeking ways to simplify the experience for developers using our tools. You will engage with the technical community to understand their challenges, support developers, gather feedback, and assist our product and engineering teams in releasing new features.In this role, you will be expected to bring solutions to the table, propose product strategies, identify necessary resources and partnerships, and execute your plans effectively.

Dec 9, 2025
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Cloudflare, Inc. logo
Full-time|On-site|In-Office

Role Overview Cloudflare, Inc. is hiring a Senior OIC and OPA Developer for an in-office position. This role focuses on designing and building solutions that strengthen our services and platform. What You Will Do Design and implement solutions using OIC and OPA to enhance Cloudflare’s offerings Work closely with teams across engineering, operations, and product to optimize network infrastructure Contribute to projects aimed at improving platform performance and reliability

Apr 16, 2026
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Flux logo
Full-time|On-site|San Francisco Office

Why Choose Flux?At Flux, we're redefining the landscape of hardware development by pioneering the world's first AI Hardware Engineer. Our mission is to make cutting-edge hardware design accessible to everyone, transforming the way electronics are conceived and manufactured globally.Role OverviewWe are developing an AI-driven ECAD platform that empowers hardware teams to collaboratively create real, manufacturable electronic components directly in a browser environment. As a Senior Front End Product Engineer, you will play a pivotal role in enhancing the web application experience, focusing on core editor interfaces, collaboration features, and user interfaces designed around AI-powered workflows.Your primary tools will be React and TypeScript, working in close collaboration with design teams and ECAD engineers to ensure our complex, real-time application remains intuitive and efficient for users.We are also open to mid-level candidates who demonstrate significant ownership of similarly intricate products.

Dec 18, 2025
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Mercury logo
Full-time|Remote|San Francisco, CA, New York, NY, Portland, OR, or Remote within United States

Join Mercury as a Senior Manager of Account Development and play a pivotal role in driving our growth strategy. This position offers the flexibility of working from anywhere in the United States, with opportunities to collaborate closely with our dynamic teams in San Francisco, New York, and Portland.In this leadership role, you will oversee the account development process, cultivate strong relationships with clients, and ensure the alignment of our service offerings with customer needs. Your expertise will be instrumental in developing innovative strategies that enhance client satisfaction and drive revenue growth.

Mar 13, 2026
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Cloudflare, Inc. logo
Full-time|Hybrid|Hybrid

Join Cloudflare as a Senior Developer in our Go-To-Market team and help us shape the future of the internet. You will play a pivotal role in developing robust solutions that empower our sales and marketing teams. Your contributions will directly influence our growth and success in providing innovative security and performance solutions.

Mar 2, 2026
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NovaTech Solutions logo
Full-time|$50K/yr - $100K/yr|Hybrid|San Francisco, California, United States

Join NovaTech Solutions as a Senior Full-Stack Engineer and play a crucial role in scaling our flagship platform while pioneering innovative customer-facing products. In this dynamic position, you will collaborate closely with product and design teams to define feature roadmaps and architect robust services. Your expertise will guide junior engineers, enhancing their technical growth and best practices adoption.Key Responsibilities:- Collaborate with product and design teams to establish feature roadmaps and develop resilient services.- Mentor junior engineers, providing guidance on best practices and fostering their professional development.- Create modern user interfaces with React and build scalable backend APIs using Node.js.- Maintain reliable data layers with PostgreSQL to ensure data integrity and performance.- Take ownership of product features from conception through deployment and maintenance.- Continuously enhance code quality through thorough reviews and refactoring.- Lead discussions across teams focusing on performance, security, and delivery.- Convert product requirements into maintainable and scalable solutions.- Design engaging user experiences that impress our customers.- Ensure efficient deployment pipelines and work with DevOps to monitor platform health.- Automate repetitive tasks and maintain detailed documentation for team alignment.

Mar 26, 2026
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Scale AI logo
Full-time|$216.2K/yr - $270.3K/yr|On-site|San Francisco, CA; New York, NY

Join Scale GP (Scale Generative AI Platform), an enterprise-level Generative AI platform that delivers powerful APIs for knowledge retrieval, inference, evaluation, and more. We are on the lookout for an exceptional Senior Full-Stack Engineer to contribute to the development, scaling, and enhancement of our dynamic product suite. The ideal candidate is well-versed in software engineering principles and has significant experience in creating and expanding modern web applications from start to finish. You will work across the entire stack—ranging from React/TypeScript frontends to Python-based backends—while integrating with Large Language Models (LLMs) and machine learning systems.Your role will involve tackling complex challenges related to scalability, reliability, and user experience while taking ownership of key product areas in a fast-paced setting.

Mar 26, 2026
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Crusoe logo
Full-time|On-site|San Francisco, CA - US

Join Crusoe as a Senior Director of Development, where you will lead strategic initiatives to drive our mission forward. This role is pivotal in shaping our development strategy and ensuring the successful execution of our projects. You will collaborate with cross-functional teams, guiding them towards achieving our goals while fostering a culture of innovation and excellence.

Mar 19, 2026
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Mindlance logo
Full-time|On-site|San Francisco

Join Mindlance as a Senior IT Consultant and Android Developer, where you will leverage your expertise in mobile application development and IT solutions to drive innovation and excellence. You will be responsible for designing and implementing high-quality Android applications that meet the needs of our diverse clientele.Your role will involve collaborating with cross-functional teams, ensuring project milestones are met, and providing technical guidance to junior developers. If you are passionate about technology and eager to make a significant impact, we want to hear from you!

Feb 19, 2016
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360itprofessionals logo
Full-time|On-site|San Francisco

Join our dynamic team at 360itprofessionals as a Senior Lead Adobe AEM Developer. In this pivotal role, you will leverage your extensive experience in Adobe AEM to lead innovative projects and mentor a team of developers. Your expertise will guide the development of high-quality, scalable web solutions that meet our clients' needs.

Oct 6, 2016
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Crusoe logo
Full-time|$260K/yr - $320K/yr|On-site|San Francisco, CA - US

At Crusoe, our mission is to expedite the emergence of abundant energy and intelligence. We are developing the foundational technology that enables ambitious AI creation without compromising on scale, speed, or sustainability.Join the AI revolution with Crusoe’s sustainable technology initiatives. In this role, you will spearhead significant innovation, make a real-world impact, and collaborate with a team that is leading the charge in responsible and transformative cloud infrastructure.Position Overview:Crusoe is in search of a Senior Director of Development to oversee the execution and delivery of our expansive AI data center projects, each with budgets exceeding $1 billion. This role is pivotal in our physical project delivery, encompassing all phases of the development lifecycle, including entitlements and permitting management, contractor oversight, and site execution. You will act as the primary development leader on key projects, ensuring seamless delivery while managing executional risks. This hands-on leadership role demands technical expertise, project management skills, and municipal coordination capabilities.Note: This position requires in-office attendance five days a week at our San Francisco, CA location.Key Responsibilities:Project Delivery: Lead the execution of Crusoe’s multi-billion dollar data center campuses from initial concept to final completion.Site Oversight: Manage construction managers, engineering teams, and third-party consultants effectively.Project Scheduling: Develop and maintain comprehensive project schedules, ensuring alignment of design, permitting, and construction milestones.Entitlements: Supervise entitlements and permitting processes in collaboration with governmental agencies.Risk Management: Proactively identify and resolve risks that could affect the project timeline.Stakeholder Coordination: Act as a key liaison with government entities and internal engineering teams.Infrastructure Management: Oversee utility requirements and municipal approval processes.Qualifications:Experience: A minimum of 10 years in real estate development roles, ideally within industrial, life sciences, or data center sectors.

Jul 1, 2025
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usm2 logo
Full-time|On-site|San Francisco

Join usm2 as a Senior Salesforce Developer where you will play a pivotal role in designing and implementing innovative Salesforce solutions. You will collaborate with cross-functional teams to enhance the platform’s capabilities and improve business processes. Your expertise will directly contribute to driving our projects forward and ensuring successful deployments.

Dec 8, 2016

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