Senior React Developer Jobs

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Location: Beijing, Shenzhen or Guangzhou, China About the Department The Cloudflare APAC sales organisation operates as one integrated revenue system. Account Executives, Customer Engineers, Partner Account Managers, Business Development Representatives, Customer Experience Managers, Professional Services and Revenue Operations work as a continuous engine — winning, deploying, adopting, expanding, and scaling platform commitments across

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations Beijing, China About the Role [Express of Interest] This role will be based in Beijing and will primarily cover customers in North China, with regular travel to the territory as needed. The Cloudflare APAC sales organisation operates as one integrated revenue system. Account Executives, Customer Engineers, Partner Account Managers, Business Development Representatives, Customer Experience Managers, Professional Services and Rev

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations Seoul, South Korea About the Role The Cloudflare APAC sales organisation operates as one integrated revenue system. Account Executives, Customer Engineers, Partner Account Managers, Business Development Representatives, Customer Experience Managers, Professional Services and Revenue Operations work as a continuous engine — winning, deploying, adopting, expanding, and scaling platform commitments across the full customer lifecyc

About Us At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world’s largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. At Cloudflare, we’re not looking for people who wait for a polished roadmap; we’re looking for the builders who see the cracks in the Internet that everyone else has simply learned to live with. We value candidates who have the instinct to spot a "normalized" problem and the AI-native curiosity to create a solution using the latest tools. Our culture is built on iteration, leveraging AI to ship faster today to make it better tomorrow, while ensuring that every improvement, no matter how small, is shared across the team to lift everyone up. If you’re the type of person who values curiosity over bureaucracy, and that AI is a partner in solving tough problems to keep the Internet moving forward, you’ll fit right in. Available Locations Singapore About the Role The Cloudflare APAC sales organisation operates as one integrated revenue system. Account Executives, Customer Engineers, Partner Account Managers, Business Development Representatives, Customer Experience Managers, Professional Services and Revenue Operations work as a continuous engine — winning, deploying, adopting, expanding, and scaling platform commitments across the full customer lifecycle. The s

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Get to know Okta Team Okta is The World’s Identity Company. We enable everyone to safely use any technology anywhere, on any device or application. Our Workforce and Customer Identity Clouds provide secure, flexible access, authentication, and automation, transforming how people navigate the digital world and placing Identity at the core of business security and growth. At Okta, we are committed to celebrating a variety of perspectives and experiences. We are looking for lifelong learners and individuals whose unique experiences will make our organization better. The Technology Data and Intelligence (TDI) team at Okta is focused on boosting internal efficiency through the implementation of secure, scalable, and innovative systems. About the Role The team is seeking a talented Senior Software Engineer to become part of our TDI team in Bangalore, who can effectively balance technical excellence with a disciplined approach to the software development lifecycle. In this role, you will be responsible for designing and developing customizations, extensions, configurations, and integrations required to meet the company’s strategic business objectives. Candidates will work collaboratively with business stakeholders, business analysts, and engineers on different infrastructure layers, from proposal development to deployment and support. Therefore, a commitment to collaborative problem-solving and delivering high-quality solutions is essential. In a

We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers. Instacart has become a lifeline for millions of people, and we’re building the team to help push our shopping cart forward. If you’re ready to do the best work of your life, come join our table. Instacart is a Flex First team There’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work. Overview Instacart is seeking a Senior Manager to build, train, and lead our Technical Account Management (TAM) practice and own post-launch technical excellence for our premier Storefront Pro (SFP) product. Storefront Pro is the market leader in e-commerce solutions for grocery, combining Instacart's enormous scaling abilities with best-in-class customer experiences, while bridging online and in-store commerce. Over the past two years, SFP has grown explosively, launching triple digits of retailers ranging from local independent favorites to midsize players to multinational giants — totalling billions in revenue. You will own post-launch technical health and excellence across the entire SFP space, founding and scaling a tiered TAM organization to match the size and complexity of that portfolio. About the Job Hire, train, and develop the Technical Account Ma

We're transforming the grocery industry At Instacart, we invite the world to share love through food because we believe everyone should have access to the food they love and more time to enjoy it together. Where others see a simple need for grocery delivery, we see exciting complexity and endless opportunity to serve the varied needs of our community. We work to deliver an essential service that customers rely on to get their groceries and household goods, while also offering safe and flexible earnings opportunities to Instacart Personal Shoppers. Instacart has become a lifeline for millions of people, and we’re building the team to help push our shopping cart forward. If you’re ready to do the best work of your life, come join our table. Instacart is a Flex First team There’s no one-size fits all approach to how we do our best work. Our employees have the flexibility to choose where they do their best work—whether it’s from home, an office, or your favorite coffee shop—while staying connected and building community through regular in-person events. Learn more about our flexible approach to where we work. Overview Instacart is seeking a Senior Manager to build, train, and lead our Technical Account Management (TAM) practice and own post-launch technical excellence for our premier Storefront Pro (SFP) product. Storefront Pro is the market leader in e-commerce solutions for grocery, combining Instacart's enormous scaling abilities with best-in-class customer experiences, while bridging online and in-store commerce. Over the past two years, SFP has grown explosively, launching triple digits of retailers ranging from local independent favorites to midsize players to multinational giants — totalling billions in revenue. You will own post-launch technical health and excellence across the entire SFP space, founding and scaling a tiered TAM organization to match the size and complexity of that portfolio. About the Job Hire, train, and develop the Technical Account Ma

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . Frontend Software Engineer - Coinbase Card Team As a Frontend Software Engineer on the Coinbase Card team within the Consumer Product Group , you'll build and ship the user-facing experiences behind Coinbase's card products, including the Coinbase One Card (credit) and the Coinbase Card (debit). This team is consolidating both products onto a unified card platform, and you'll join a small team with high ownership, greenfield feature work, and direct impact on how millions of customers discover, activate, and use their cards. What you’ll do: Own end-to-end frontend development for core card experiences, including transactions, rewards, onboarding, and account management across web and mobile Build new user-facing features - such as authorized card users, reward offers, real-time transaction status trackers Partner with product, design, and backend engineering to scope, prioritize, and ship projects that reduce CX contact rates and improve the customer experience Identify and resolve frontend performance bottlenecks across card UX journeys, driving measurable improvements in CUJ latency and availability SLOs Required skills and experience: 5+ years of software engineering experience with deep expertise in React and React Native Proven track record of shipping consumer-facing products end-to-end in a high-scale environment, with a focus on performance, reliability

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . We're hiring a Senior Software Engineer, Frontend to join the Consumer Payments team within the Consumer Product Group . This team owns the infrastructure, experiences, and controls that power how millions of users send, receive, and move crypto on Coinbase. You'll own critical user journeys across web and mobile, building fast, reliable, and delightful payment flows while mentoring junior engineers and driving down customer friction at scale. What you’ll do: Own end-to-end frontend development for core crypto money movement experiences, including send, receive, and transaction status tracking across web and mobile Drive measurable improvements in CUJ latency, availability, and SLOs for the payment flows you own Build new user-facing features - such as contact management systems and real-time transaction status trackers Partner with product, design, and backend engineering to scope, prioritize, and ship projects that reduce CX contact rates and improve the customer experience Identify and resolve frontend performance bottlenecks across payment flows, reducing end-to-end latency and improving reliability for millions of users Required skills and experience: 5+ years of software engineering experience with deep expertise in React and React Native Proven track record of shipping consumer-facing products end-to-end in a high-scale environment, with a focus on perfo

Ready to do the most impactful work of your career? At Coinbase , we are uncompromising on our mission to increase economic freedom. The bar is high, the environment is intense, and we like it that way. This isn't a place for complacency, it’s a place to be pushed past your perceived limits. If you're ready to build the future of finance alongside people who refuse to settle for "good enough," you belong here. Coinbase is a remote-first, but not remote-only company. Expect to get together quarterly for intense in-person working sessions called “surges.” learn more about working at Coinbase . Senior Software Engineer (EAA) The EAA Compliance CXAE team, part of Coinbase's Enterprise Applications and Architecture org, builds AI-first surfaces, tools, and applications that streamline compliance processes and improve the efficiency and effectiveness of Compliance agents. As a Senior Software Engineer, you'll build full-stack applications that enable Coinbase Compliance Agents to increase productivity, drive automation, and deliver impact at scale through custom development and third-party integrations. What you'll do: Build end-to-end user-facing features using Golang, React, and cloud technologies, delivering AI-first compliance tooling that improves agent productivity and KYC process accuracy. Lead assessment, selection, and implementation of third-party tools and vendor integrations into the compliance agent experience platform. Drive cross-functional delivery of complex technical solutions in collaboration with product, design, security, data, and peer engineering teams. Architect platform improvements that build upon existing development practices and technical domains, delivering reusable capabilities that benefit multiple teams across the organization. Own reliability for Tier-1 compliance systems by anticipating potential issues before they reach production and adapting your approach proactively to work within constraints. Mentor engineers in f

About Goods & Services Goods & Services is a product design and engineering company. We solve mission-critical challenges for some of the world’s largest enterprises, with deep expertise in highly regulated industries—including life sciences and financial services . Our design-led approach allows us to apply cutting-edge capabilities in AI, Data and Hardware Engineering to companies of any size. Headquartered in the United States , we operate regional development centers in Mexico and the United Kingdom . This global footprint—anchored by our nearshore model—enables us to deliver at scale with the speed, efficiency, and cultural alignment our clients expect. At Goods and Services, we value diversity and are committed to creating an inclusive workplace where everyone can thrive. We are proud to be an Equal Opportunity Employer and welcome qualified applicants from all backgrounds. About the job Goods & Services is looking for a Senior Mobile Engineer (AI-Assisted) to design, develop, and maintain a cross-platform mobile application serving both iOS and Android users. The ideal candidate has strong experience building production-ready mobile applications using React, TypeScript, and Capacitor, and has successfully managed deployments to both the Apple App Store and Google Play Store. This role requires a hands-on engineer who is comfortable working across web and mobile technologies, developing native integrations when needed, and maintaining high standards for code quality and type safety. What you’ll do: Design, develop, and maintain mobile applications for iOS and Android using React and Capacitor. Build scalable, maintainable, and high-performance user interfaces using React 18 and TypeScript. Develop and maintain native mobile integrations and Capacitor plugins as needed. Configure and manage build environments using Vite. Collaborate with backend, product, and design teams to deliver seamless user exp

Work Flexibility: Remote As a Senior Lead, Data Engineering, you will serve as a technical leader who helps shape the future of enterprise data solutions. In this role, you will drive complex data initiatives, influence technical strategy, and partner with teams across the organization to build scalable, high-impact data products. This is an opportunity to solve challenging business problems while mentoring fellow engineers and elevating data engineering best practices. What You Will Do Lead the architecture, development, and modernization of scalable enterprise data platforms that support global procurement analytics and business transformation. Define and help execute a multi-year data engineering strategy focused on platform scalability, reliability, automation, technical debt reduction, and long-term maintainability. Design, build, and optimize Azure-based data solutions using technologies such as Databricks, Delta Lake, Azure Data Factory, Azure DevOps, CI/CD pipelines, and infrastructure automation. Integrate and harmonize data across multiple ERP systems by standardizing supplier, purchasing, and master data into common enterprise data models. Partner with procurement analysts, architects, engineers, and business stakeholders to translate complex business needs into reusable, scalable data products and engineering solutions. Establish engineering standards, conduct architecture reviews, improve documentation, and mentor engineers to raise the overall technical capability of the team. Identify and implement AI-enabled approaches that accelerate development, improve data quality, automate documentation, support testing, and enhance analyst productivity. Evaluate and recommend tools, frameworks, patterns, and platform investments that improve performance, reliability, security, governance, and operational ef

We are looking for a Senior Software Engineer to become part of our storage management plane team. The management plane is a web-based application crafted to provide our storage customers the capabilities to handle and supervise our distributed storage infrastructure. Our team is continually dedicated to acquiring and implementing ground breaking technologies to overcome obstacles and innovate solutions for improving our ability to handle large clusters of machines efficiently. What You Will Be Doing: Maintain and develop Kubernetes operators and our Container Storage Interface (CSI) plugin. Develop a web-based solution that manages, operates and monitors our distributed storage. Work closely with other teams to define and implement new APIs. What We Need to See: B.Sc., M.Sc. or Ph.D. in Computer Science, or related discipline, or equivalent experience. 8+ years of experience in web development ( both client and server ) Proven experience with Kubernetes (K8s), including developing or maintaining operators and/or CSI plugins. Experience scripting with Python, Bash or similar. Experience with nodejs is a must At least 5 years of experience working in a Linux OS environment You’re smart and a quick learner You do what it takes to get the job done Passionate about coding and big challenges Ways to stand out from the crowd: NodeJS for the server side: dominant modules are async & express . Kafka, MongoDB, K8s JavaScript frameworks: React, jQuery, c3j

We’re looking for an experienced backend engineer with a passion for learning and working on systems. You will work with a world-class team of engineers on deploying and operating existing systems, and building new ones for challenges that are unique to our problem space. You will have a unique opportunity to design, develop, and operate services and frameworks that power Asana. This role is based in our Reykjavik office with an office-centric hybrid schedule. The standard in-office days are Monday, Tuesday, and Thursday. Most Asanas have the option to work from home on Wednesdays. Working from home on Fridays depends on the type of work you do and the teams with which you partner. If you're interviewing for this role, your recruiter will share more about the in-office requirements. What you’ll achieve Design, build, and iterate on frameworks that influence all aspects of the Asana product. Partner with other frameworks and product engineering teams to identify opportunities to enable teams to develop faster at Asana, and help the company achieve our goals faster. Analyze complex systems to uncover issues, root causes and areas of improvement Champion code quality and best practices, setting a standard through example and frameworks Develop new APIs that balance usability with the capability to support Asana’s feature-rich web application Write clean, beautiful code, striving to leave it in a better state than you found it Experience growth through opportunities to stretch and learn, enhancing your development Collaborate with a world-class engineering team to build new functionality through intuitive building blocks. About you 5+ years of BE experience working in large, well-maintained codebases writing and shipping production code Ability to learn quickly and transition seamlessly between different areas of a complex codebase Sound autonomous judgment when balancing moving quickly with producing quality, long-term maintainable code Focus on establishing and spread

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential. Title and Summary Senior Software Engineer Overview Interested in building the next generation platform that empowers end-to-end marketing campaign management inclusive of audience targeting, campaign execution, and measurement? Our platforms operate at global scale, enabling organizations across markets worldwide to leverage data-driven marketing capabilities. The overarching goal of data-driven marketing is to deliver the right content, to the right person, at the right time. The Marketing Services (MS) Technology team is looking for a Senior Software Development Engineer to provide technical ownership, with an emphasis on engineering efficiency, innovation, and on-time delivery. The ideal candidate is passionate about building highly scalable, cloud-native platforms using modern software engineering and data technologies. You will have the opportunity to work across technologies including Java, Spring Boot, React, GraphQL, Databricks, AWS, Spark, Hadoop, event-driven architectures, and real-time data platforms. Our teams leverage GenAI and Agentic AI capabilities throughout the product development lifecycle to accelerate delivery, improve quality, enhance automation, and increase engineering productivity. This role offers an opportunity to help shape Mastercard's ongoing cloud transformation journey while transform