Senior Fullstack Software Engineer - JavaScript / TypeScript

Rithum™ stands as the world’s most trusted commerce network, revolutionizing how brands, suppliers, and retailers collaborate to create seamless e-commerce experiences. Our platform empowers brands and retailers to drive growth, enhance operational efficiency across multiple channels, scale product offerings, and boost profit margins. With over 40,000 compan…

Join Rithum™, a leading commerce network that transforms the collaboration between brands, suppliers, and retailers to craft seamless e-commerce experiences. Our platform empowers over 40,000 companies to optimize their growth, streamline operations, and elevate product offerings while enhancing profitability. With a remarkable track record of generating over $50 billion in annual GMV, our innovative commerce, marketing, and delivery solutions pave the way for exceptional consumer shopping journeys from start to finish. Position Overview As part of our elite Engineering Team, you will engage with top-tier engineering talent focused on refining processes and enhancing software quality. We foster a culture where quality is integral to every development phase, blurring the lines between traditional QA and engineering. You will play a critical role as a Senior Software Engineer within our Retailers division, where your expertise will guide the development of high-quality, maintainable code. You'll collaborate closely with lead designers and architects to enhance the scalability, maintainability, and performance of our product suite, while also mentoring junior engineers.

Join Fingerprint, a pioneering company dedicated to empowering developers to combat online fraud at its roots.At Fingerprint, we are committed to transforming innovative concepts in fraud detection into practical solutions. Our products are tailored for developers and cater to a diverse clientele, from independent developers to publicly traded corporations. As a fully remote company with a global presence, we emphasize a strong commitment to open-source projects. Our flagship open-source initiative, FingerprintJS, boasts over 20,000 stars on GitHub.We have successfully raised $77 million and are supported by notable investors such as Craft Ventures (previously invested in Tesla, Facebook, and Airbnb), Nexus Venture Partners (previously invested in Postman, Apollo.io, MinIO, and Druva), and Uncorrelated Ventures (previously invested in Redis, Rollbar, and Gradle).

Join our innovative team at Nagarro as a Senior Fullstack Engineer specializing in JavaScript. In this fully remote role, you will leverage your expertise in both front-end and back-end development to deliver high-quality software solutions. Your contributions will be vital in shaping the technical direction and enhancing our product offerings.

About OmniOmni is an innovative business intelligence and embedded analytics platform designed to empower organizations in exploring, understanding, and acting on their data effectively.With our headquarters in San Francisco and operational hubs across EMEA and APAC, we are proud to be supported by top-tier investors such as ICONIQ Growth, Theory Ventures, First Round Capital, Redpoint Ventures, Google Ventures, Snowflake Ventures, and Databricks Ventures.About the RoleAs a Software Engineer at Omni, you will engage with our entire technology stack to tackle diverse customer challenges. Collaborating with a highly skilled team, you will have the freedom to prioritize tasks and resolve issues independently or collectively.Your primary focus will be on developing user experiences, APIs, and data processing functionalities within our TypeScript application, leveraging the React and Remix frameworks.Our engineering culture prioritizes rapid, iterative shipping while upholding rigorous standards for performance and quality. Recent projects have included:Comprehensive spreadsheets integrated within our BI platform.A Managed Cloud Platform (MCP) server for Blobby, our AI chatbot that crafts queries within the boundaries of a semantic data model.CSV upload functionalities.APIs for various applications.Data writing capabilities to Google Sheets.QualificationsExceptional technical and communication skills.3-10+ years of experience in building production-level software with proficiency in TypeScript or JavaScript.Strategic mindset with the ability to align business and product objectives with development speed and engineering excellence.Proficiency in analytical tools such as SQL, Looker, Tableau, Mode, Amplitude, or Google Analytics.Preferred Qualifications:Experience in developing data products.Familiarity with data warehousing solutions like Snowflake, BigQuery, or Redshift.Knowledge of data use cases and the analytics ecosystem.Our Technology Stack:TypeScriptReact with RemixKotlin / JavaAWSWhy Join UsBe part of a dynamic and innovative team.Opportunity for professional growth and advancement.Contribute to exciting projects that make a real impact.

Join Nagarro as a Senior Fullstack Engineer specializing in JavaScript. You will be part of a dynamic team, driving innovation and delivering cutting-edge solutions. Your expertise in both frontend and backend development will be crucial as you collaborate with cross-functional teams to create exceptional user experiences.Responsibilities include designing and implementing scalable applications, optimizing performance, and ensuring the highest code quality through best practices. You will have the opportunity to mentor junior engineers and contribute to the continuous improvement of our development processes.

Captivation Software seeks a Senior Software Engineer with a focus on front-end development. This position is based in Annapolis Junction, MD and involves daily work with JavaScript, TypeScript, React, Java, and Spring. What you will do Engineers in this role contribute to projects that support national security. The work often involves tackling complex technical problems and delivering results on schedule. High standards and attention to detail are expected in every project. Key technologies JavaScript TypeScript React Java Spring Location This role is located in Annapolis Junction, MD.

Join our dynamic team at ShortPoint as a Senior AI-Augmented React Engineer! We are looking for a highly skilled and enthusiastic professional with extensive experience in React to help us drive innovation and excellence in our software solutions. This is a remarkable opportunity to engage in pioneering projects utilizing the latest technologies while making a significant impact on our products.Key ResponsibilitiesDevelop and implement intuitive and responsive frontend applications using React, prioritizing usability and accessibility.Utilize AI technologies for tasks such as code generation, debugging, test automation, and design-to-code workflows to enhance feature delivery and engineering productivity.Employ best practices in prompt engineering to interact with AI systems, refine outputs, and integrate AI-driven features into our products.Work collaboratively with cross-functional teams (product, design, QA, data) to define, design, and implement new features, particularly those enhanced by AI/ML technologies.Write clean, maintainable, and well-documented code, using AI-assisted code review and refactoring tools where appropriate.Demonstrate a strong grasp of asynchronous programming, concurrency control, and promise-based flow in Node.js.Engage in AI-augmented code reviews, fostering improvements in code quality and development standards.Diagnose and resolve issues across the entire technology stack, leveraging AI debugging and observability tools for efficient root cause analysis.Contribute to Site Reliability Engineering (SRE) practices, including monitoring, alerting, incident response, and integrating AI-driven observability techniques.Assist in the establishment and maintenance of CI/CD pipelines, focusing on AI-assisted automation and validation processes.Collaborate with data engineering teams to understand and contribute to data pipelines, supporting AI-driven analytics and transformations.Design, develop, and maintain RESTful APIs that are scalable, secure, and compatible with AI integrations.Implement effective API versioning strategies to ensure backward compatibility.Focus on writing testable code with significant experience in unit and integration testing frameworks, utilizing AI-assisted test generation to enhance coverage.Stay current with the latest advancements in AI models, frameworks, and tools (e.g., GPT-5, Claude, open-source LLMs) and actively keep the team informed of cutting-edge practices.Proactively introduce innovative AI-driven solutions that enhance product functionality, accelerate development processes, or improve operational efficiency.

Join Roblox as a Senior Fullstack Software Engineer in our Connections team, where you will have the opportunity to innovate and enhance user experiences on one of the world's largest social platforms for play. You will be responsible for developing robust front-end and back-end solutions that engage millions of users globally. Your role will involve collaborating with cross-functional teams to design, implement, and maintain high-quality software solutions.

About NorthbeamNorthbeam is at the forefront of developing the most sophisticated marketing intelligence platform in the industry. We empower leading eCommerce brands with a consolidated view of their business analytics through innovative attribution modeling and customizable dashboards. Our cutting-edge technology enables clients to effectively monitor their advertising expenditures, comprehend the complete customer journey, and fuel sustainable growth.As we navigate through rapid expansion and a strong product-market fit, we are on the lookout for exceptional individuals to join our mission. This is a unique opportunity to create a substantial impact within a dynamic, high-growth environment. At Northbeam, you will collaborate with a team of motivated, cooperative, and skilled professionals who prioritize personal development and excellence. We would be thrilled to have you join us on this journey.We offer a remote-friendly work environment, with offices located in San Francisco and Los Angeles.About the RoleAs a Senior Fullstack Engineer at Northbeam, you will be instrumental in the design, development, and deployment of high-quality fullstack web applications that underpin our business operations. You will take ownership of significant product features from conception through to launch. Engaging closely with users, Product Managers, and our Customer Success team, you will collaborate with a diverse group of engineers and subject matter experts to create a scalable product, develop robust software components, and guarantee the reliability and performance of our platform. Your technical acumen, effective communication, and problem-solving skills will be pivotal in advancing our company and shaping the future of our technology stack.Success in this role hinges on your curiosity, readiness to tackle challenging tasks, attention to developer ergonomics, and enjoyment of the fast-paced startup development cycle.Your ImpactIdentify and resolve complex, high-impact issues, leading projects with multiple stakeholders and engineers to drive significant business results.Set the technical direction that influences our engineering team.Collaborate with product managers, our customer success team, and clients to define project scopes and develop solutions.Contribute to the development of the Northbeam dashboard, which features essential marketing analytics.Take ownership of features from idea to production-ready solutions, collaborating with engineers across the organization.Optimize our web application for top-tier speed of development and rendering times.Assist in creating standardized technical documentation for both internal and external stakeholders.

Join our dynamic team at Nagarro as an Associate Staff Engineer specializing in JavaScript Fullstack development. In this fully remote position, you will be responsible for developing robust web applications and ensuring seamless user experiences. You will have the opportunity to work with cutting-edge technologies and collaborate with talented professionals across various projects.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world's most reliable driver. Originating as the Google Self-Driving Car Project in 2009, our mission has been to develop the Waymo Driver—The World’s Most Experienced Driver™—to enhance mobility access while significantly reducing traffic-related fatalities. The Waymo Driver is the backbone of our fully autonomous ride-hailing service and is adaptable across various vehicle platforms and product applications. Having completed over ten million rider-only trips, our technology has autonomously navigated more than 100 million miles on public roads and participated in extensive simulations across 15+ U.S. states.With our commercial service operational in several cities and ambitious plans for substantial growth, we are in the early stages of developing the necessary infrastructure to support this expansion. The increasing demand for our ride-hailing service presents a unique opportunity to evolve our systems, offering a dynamic environment to tackle complex and impactful cross-functional challenges.Team: Fleet ManagementProject: Workshop management; focused on planning and executing vehicle maintenance and uptime software.In this hybrid role, you will report to an Engineering Manager.

Join our dynamic Engineering team at Nagarro as an Associate Principal Engineer specializing in JavaScript Fullstack development. In this fully remote role, you will have the opportunity to work on innovative projects, utilizing your expertise in both frontend and backend technologies to deliver high-quality software solutions. You will collaborate with cross-functional teams and play a key role in driving technical excellence.

About CluelyAt Cluely, we are on a mission to revolutionize the way AI empowers individuals by providing unparalleled assistance in any scenario. Our innovative desktop assistant leverages screen, microphone, and audio context to deliver insights and recommendations beyond the capabilities of traditional models, which often lack contextual awareness.Our competitive edge comes from two key factors:We believe that chatbots are not the ideal interface for multi-modal AI.We possess the ability to create viral experiences.About the RoleAs a Founding Engineer, you will be part of a dynamic team working in-person in San Francisco six days a week, dedicating 10-12 hours each day to our projects. Housing is provided, and we expect you to reside within a block of our office.Our codebase is meticulously maintained with strict typing (no ts-ignore or any usage). We utilize technologies like Bun, Elysia, and strictly typed routes to ensure robustness.You may be a perfect fit if you:Are among the top engineers globally.Possess strong fullstack engineering skills (experience with React, Electron, and infrastructure).Have expertise in efficiently fetching and caching data within React applications.Can design and structure database schemas for optimal read and write performance.Are comfortable with deploying and scaling applications while evaluating different infrastructure/devops solutions.Expect a thorough discussion on these topics during the interview.Are ready to fully commit your life to achieving greatness.Compensation:Founding engineers can anticipate a base salary ranging from $250,000 to $350,000, along with 0.25-0.5% equity.We also offer complimentary meals.

Join GitLab as a Senior Fullstack Engineer specializing in TypeScript for our AI Engineering team focused on Editor Extensions. In this role, you will be at the forefront of developing innovative solutions that enhance user experience through powerful AI integrations. Collaborate with a diverse team of engineers, designers, and product managers to build and optimize our product offerings.As a remote-first company, we value flexibility and encourage a work-life balance that supports your creativity and productivity.

About SprigSprig is revolutionizing experience research with its AI-driven successor to traditional survey tools such as Qualtrics, Medallia, and SurveyMonkey. We envision a future where experience research is efficient, smart, and seamlessly integrated into the product development process.Our mission is to simplify deep customer understanding, making it continuously accessible. With Sprig, product teams transition from guesswork to clear insights, utilizing AI to unveil critical data, streamline workflows, and empower teams to deliver outstanding customer experiences in real-time.Renowned companies like Notion, Figma, Coinbase, and TripAdvisor leverage Sprig to foster deeper customer relationships. We are rapidly scaling towards $100M ARR, introducing innovative AI-driven features, and broadening our influence among the world’s leading companies.If you thrive on ambitious concepts, fast-paced growth, and the chance to reshape an entire industry, we invite you to connect with us.About the RoleAs part of Sprig's mission, we are assembling a top-tier product experience platform that empowers leading businesses to gain comprehensive insights into user interactions with their products at scale. The Core team is responsible for the complete experience of developing studies and deploying them across client applications using an installable client-side SDK.Our fullstack engineers play a crucial role in designing and implementing features across a JavaScript SDK client, managing APIs that handle thousands of requests per second, and creating an intuitive user interface for study creation. You will oversee web application releases and SDK versions across multiple platforms, prioritizing an optimal developer experience for thousands of developers utilizing our tools.Your contributions will reach millions of users globally.This position is based in San Francisco, requiring three days of in-office work.

Join our innovative team as a Staff Engineer specializing in JavaScript Fullstack Development. In this fully remote position, you will leverage your expertise to design and implement scalable applications while collaborating with cross-functional teams. Your passion for technology will drive improvements and enhancements in our existing systems.

We are seeking a passionate Staff Engineer - Fullstack JavaScript Developer to join our dynamic team at Nagarro. As a key member of our engineering department, you will work on innovative projects in a fully remote environment. You will leverage your expertise in JavaScript and fullstack development to design, develop, and maintain scalable applications that meet our clients' needs.

Join Flex, a rapidly growing FinTech company headquartered in New York City, as we revolutionize the rent payment process. It's 2026, and we believe that paying rent should be affordable, flexible, and hassle-free. Our mission is to empower renters with the ability to pay their rent on a schedule that aligns with their financial needs. After establishing a strong foundation of investor support and a dedicated user base, we are seeking passionate individuals to join our team and help us drive our mission forward.As a Senior Fullstack Software Engineer, you will play a crucial role in propelling our company’s growth. Your expertise will be vital in developing and scaling our platform and application experiences, ultimately facilitating our ambitious goal of achieving 10x growth.

At Vanta, our mission is to empower businesses to establish and demonstrate trust. We believe that security should be continuously monitored and verified, enabling companies to enhance their security practices effortlessly. Our team is comprised of kind and talented individuals; while some members have prior experience in security, many have successfully excelled at Vanta without it.As a Senior Software Engineer, you will play a pivotal role in leading and mentoring fellow engineers, delivering high-impact products that enhance our customers' experiences and support our growing infrastructure.Vanta is rapidly expanding, and it is crucial to invest in the right abstractions and systems to facilitate this growth. In this role, you will set the technical direction, enabling our product and infrastructure to effectively scale with our business. You will drive complex projects across our technical stack and mentor our talented engineering team, utilizing your extensive experience to fuel Vanta's growth.Since our inception, we have achieved remarkable product-market fit and monetized effectively from our very first customer. We are experiencing rapid growth, presenting unique career-defining opportunities for engineers to accelerate their professional development and contribute to a fast-scaling company.To learn more about our engineering team's initiatives, visit our Vanta Engineering Blog.The Governance, Risk, and Compliance (GRC) organization is at the forefront of developing and maintaining Vanta's core product offerings. Our teams are central to Vanta's strategy to support enterprise customers, building products that seamlessly integrate with their existing security and compliance frameworks, providing invaluable insights and recommendations for their ongoing operational maturity.Key Responsibilities for Senior Software Engineers at Vanta:Lead complex projects involving multiple stakeholders and engineers to deliver significant business impact.Establish direction for critical technical areas, ensuring we remain ahead of rapid growth.Design, develop, and own new product functionalities and/or infrastructure using modern frameworks and tools (e.g., TypeScript, React, Node.js).