Senior Frontend Software Engineer

Join a Transformative Team at PalantirAt Palantir, we create cutting-edge software that empowers organizations to harness the power of data for impactful decision-making. Our innovative platforms help partners in various fields, from pharmaceuticals to public safety, make informed choices that lead to lifesaving outcomes and efficient operations.About the OpportunityIf you are driven by the pursuit of engineering excellence and have a passion for boosting the productivity of your fellow developers, this role is for you!As a Software Engineer specializing in Frontend Developer Productivity, you will collaborate within our Frontend Infrastructure team to identify, design, and implement strategies that enhance engineering velocity and elevate the quality of our software.Our team oversees the entire frontend development ecosystem, ensuring seamless integration from the developer experience in the IDE to the end-user experience in the browser. We are tasked with:• Developing and optimizing the build and CI systems for a large-scale frontend monorepo comprising millions of lines of code and supporting hundreds of active developers.• Creating essential infrastructure for frontend development, including feature flags, internationalization support, and commit previews.• Building a GraphQL API for efficient declarative data loading that integrates multiple underlying services.• Contributing to Blueprint, our open-source UI framework, utilized by Palantir applications and developers globally.• Developing various tools and VSCode extensions that enhance the developer experience across the organization.With an ambitious roadmap ahead, this role offers you the chance to significantly impact application development at Palantir.

About ClayAt Clay, our mission is to empower organizations to transform their growth aspirations into tangible successes.We believe that growth is a creative endeavor rather than a mere formula. Identifying and engaging your ideal customers necessitates innovative thinking and ongoing refinement. In a landscape where AI accelerates execution and makes strategies easily replicable, creativity stands as the ultimate differentiator. We proudly support a diverse array of clients — including Anthropic, Notion, Google, and Ramp — in their market journeys through unique data insights, signals, and AI-driven research.In 2025, we achieved a remarkable milestone of $100M in revenue and secured a $100M Series C at a $5B valuation, supported by top-tier investors such as Sequoia, CapitalG, and First Round. Our commitment to our stakeholders is evident as we completed our second employee tender offer and initiated a community equity round for our customers, agency partners, and club members.Here are some key insights about our organization:Our community comprises over 11,000 customers, 150+ integration partners, 125+ agencies, 50+ Clay clubs, and 30,000 members on Slack.Our unique culture fosters creativity both in and outside of work. Our team is comprised of DJs, activists, writers, clowns, marathon runners, skydivers, psychedelic therapists, social workers, and much more.All employees have access to complimentary sessions with world-class coaches specializing in creativity, management, and other fields.Our operating principles — including negative maintenance and non-attached action — inform our workflow. Discover more about them here.For more insights about our company, check out our feature in the New York Times.

Join Thread AI as a Frontend Software EngineerAt Thread AI, we are dedicated to revolutionizing the way enterprises and public sector agencies harness the power of AI through our innovative AI-native workflow orchestration engine. We are expanding our dynamic team and seek passionate individuals to contribute to our mission of simplifying infrastructure and maximizing AI potential.Based in the vibrant city of New York, our team comprises AI, product, and engineering professionals with extensive experience in crafting and implementing sophisticated workflows and infrastructure solutions.Our Engineering CultureWe pride ourselves on being a tight-knit, dedicated technical team that encompasses engineering, research, design, product development, and operations. Our philosophy revolves around the belief that a compact, collaborative team can innovate and deliver superior products more effectively than larger, hierarchical organizations.Role OverviewWe are on the lookout for a seasoned frontend engineer who thrives in a collaborative and iterative environment. You will play a vital role in delivering our technology to users worldwide, ensuring safe and reliable deployment. We value curious and creative individuals who excel at problem-solving and are eager to contribute in a fast-paced, ownership-driven atmosphere. Additionally, we seek team members who prioritize meaningful interactions among developers, subject matter experts, technology, and the community.

Join Airgoods as a Frontend Software EngineerAirgoods is revolutionizing food and beverage distribution.We empower emerging brands, such as Fishwife, Ghia, and David Protein, to grow their wholesale business and secure placements in the nation’s premier specialty food retailers.Founded in January 2023, we have successfully raised $7M from esteemed investors including Y Combinator and Initialized Capital. Our team operates fully in-person, with our office located near Madison Square Park in New York City. Meet Your Future TeamPaolo (Co-founder and CTO): A Yale alum with a background in Computer Science and Economics, Paolo has previously engineered software at his brother’s startup Momence (YC S20) and is a sports enthusiast.Elian (Co-founder and COO): Another Yale graduate, Elian brings experience from his time at a VC fund and a passion for soccer.Aaron (Co-founder and CEO): With a strong background in economics and experience in wholesale distribution, Aaron is committed to driving Airgoods' vision forward.Join us and work alongside our talented engineering team to shape the future of food distribution.

About the RoleAt Sigma, we are revolutionizing the way organizations operate by providing a robust platform built on modern data architecture. Our engineering team is expanding, and we are seeking passionate engineers who thrive on tackling complex challenges and delivering powerful solutions across our technology stack. Join a skilled team dedicated to making data accessible to all users effortlessly.Your ResponsibilitiesCraft sophisticated and responsive user interfaces utilizing cutting-edge front-end technologies, taking ownership of significant product components from conception through launch.Collaborate closely with product management, UX design, and backend development teams to create innovative features that enhance our product experience and simplify usability for non-technical users.Apply your front-end development expertise to create unique visualizations for both structured and unstructured data while developing techniques to enhance application performance and interactivity.Utilize modern front-end frameworks such as React, GraphQL, TypeScript, and Node.js.Required QualificationsOver 10 years of experience in developing and maintaining high-quality software solutions.A keen eye for design and a strong commitment to building exceptional products that deliver outstanding user experiences.Proficiency in balancing functionality with delivery speed to maximize customer value while iterating based on feedback and strategic priorities.A collaborative spirit with a desire to enjoy work while taking pride in ownership of your contributions.A strong sense of craftsmanship and an intellectual curiosity to tackle various challenges at Sigma.Solid foundation in computer science principles.Preferred Qualifications (and skills you'll gain!)Experience in developing software capabilities for analyzing large-scale data-driven web applications.Previous experience within a rapidly growing organization, addressing technical challenges to facilitate ongoing success.

Join Highbeam, the trailblazer in business banking and cash management.Our innovative platform merges cutting-edge AI agents, automated financial workflows, and seamlessly integrated financial products, all designed to optimize time and cost for brands.We are proud to support customers who have generated billions in sales, including renowned brands like Cuts, Tushy, NYON, Sabah, Still Here, Alice Mushrooms, Original Grain, and birddogs.Our team features accomplished professionals from top companies like Shopify, Square, Toast, Rippling, and McKinsey.With $42M in equity raised from esteemed investors such as Acrew, FirstMark, Mayfield, and Two Sigma Ventures, we are positioned for significant growth.About the RoleWe are seeking a talented Frontend Engineer dedicated to delivering features that are both functional and enjoyable for our users.Our technology stack includes Kotlin, TypeScript / React, Python, PostgreSQL, Terraform, and Google Cloud.This position is an in-person role based in New York or Toronto.Your ResponsibilitiesEnhance our existing React application and develop new featuresAct as the frontend specialist for your peers, assisting in debugging frontend challengesUtilize a modern frontend stack, including react, typescript, vite, storybook, react-router-dom, and radix-ui

Join Ramp as a Senior Software Engineer on our dynamic GTM Platform team, where you will play a pivotal role in shaping our frontend architecture and enhancing user experiences. You will collaborate with cross-functional teams to deliver scalable and high-performance web applications that drive our business objectives.

Join our innovative team at Kira Systems as a Senior Frontend Software Engineer. In this role, you will be responsible for designing and implementing cutting-edge user interfaces that enhance user experience and drive engagement. You will collaborate closely with product managers and other engineers to build scalable applications that meet the needs of our clients.

About ArtemisAt Artemis, we are at the forefront of a transformative shift where traditional finance is seamlessly integrating with digital finance. As a leader in this space, we are building an open data platform that consolidates and standardizes crucial metrics for blockchains, tokens, and stablecoins.Our solutions are trusted by industry giants such as Visa, Circle, Tether, Grayscale, and Franklin Templeton, and our mission is to empower individuals globally to become world-class investors in digital finance.Who We AreInspired by the resilience and determination of explorers like Ernest Shackleton, we are a dedicated team of professionals from diverse backgrounds including traditional finance and crypto. Our culture is founded on passion, mental fortitude, and the drive to tackle challenging problems. Join us if you're ready to make an impact!

Join our innovative team at hifi as a Frontend Software Engineer, where you will play a critical role in developing cutting-edge web applications. You will collaborate with designers and backend engineers to create seamless user experiences and responsive interfaces that meet the needs of our clients.

Why Join Harvey?At Harvey, we're revolutionizing the landscape of legal and professional services through comprehensive, end-to-end solutions. By harnessing cutting-edge AI technology, a robust enterprise platform, and unparalleled industry expertise, we're transforming the dynamics of essential knowledge work for years to come.This is a unique opportunity to contribute to a generational company at a significant turning point. With over 1000 clients across 58+ countries and robust backing from top-tier investors, we're experiencing rapid growth and establishing a new category in real-time. The challenges are ambitious, the standards are high, and the potential for personal, professional, and financial advancement is extraordinary.Our team consists of driven, intelligent, and deeply dedicated individuals. We thrive in a fast-paced environment, take genuine ownership of our projects, and prioritize collaboration with our clients — from leadership to engineering. If you excel in uncertain situations, strive for excellence, and are eager to shape the future of work alongside others who are equally passionate, we encourage you to join us in building something remarkable.At Harvey, we are writing the future of professional services today — and we’re just getting started.Position OverviewAs a Senior Frontend Software Engineer at Harvey, you will spearhead engineering initiatives that shape the user experience across our various products: Assistant, Vault, Workflows, and our integrations with Microsoft Word and Outlook. You will also guide frontend engineering for new products under development. Our team is comprised of highly skilled, motivated, and thoughtful engineers. Every aspect of our work — from design to architecture to code and communication — is held to the highest standards. If this resonates with you, this position could be the perfect fit.This role is based in New York, NY, and follows a hybrid in-person work model. We also provide relocation assistance for new hires.

Role Overview Sigma Computing builds a high-performance platform designed to make data accessible to a broad range of users. The engineering team is growing in New York City, NY, and is looking for a Senior Frontend Software Engineer to help shape the future of the product. This role works with a skilled group of engineers focused on delivering technology that simplifies complex data for businesses. What You Will Do Design and implement advanced, responsive user interfaces using modern front-end technologies. Take ownership of major product features, guiding them from initial concept through launch. Work closely with product managers, UX designers, and backend engineers to build features that improve usability for non-technical users. Apply front-end development expertise to create innovative data visualizations for both structured and unstructured data. Develop techniques that improve application performance and interactivity. Use frameworks and tools such as React, GraphQL, TypeScript, and Node.js in daily work.

Join our dynamic team as a Senior Frontend Developer specializing in React! We are seeking an experienced Frontend Engineer who is passionate about coding and thrives on tackling unique challenges within a collaborative environment. As a pivotal member of our compact frontend development team, you will play a crucial role in making technical decisions that shape our projects.Your responsibilities will include building and maintaining frontend architecture, collaborating with cross-functional teams to develop and optimize customer-facing features, and creating high-performance libraries and components. If you possess experience with Scrum and can lead a small group of developers, that's a significant advantage.We are particularly keen on candidates who identify as 'uber developers'—those versatile individuals who can contribute across multiple domains, including software architecture and mentoring junior developers. Your ability to guide and support your teammates will be invaluable in this role.

Join a Trailblazing CompanyAt Palantir, we create cutting-edge software that enables organizations to make data-driven decisions and optimize operations. Our innovative platforms empower partners to save lives by developing essential medicines, predicting supply chain shifts, and locating missing persons worldwide.Your RoleIf you have a passion for enhancing engineering practices, improving efficiency, and amplifying the effectiveness of your peers, this role is for you.As a Software Engineer focused on Developer Productivity at Palantir, you will play a crucial role in identifying, developing, and implementing strategies that enhance the velocity and quality of our engineering efforts while also boosting developer satisfaction and productivity.This position encompasses a wide variety of responsibilities, including optimizing build and software supply-chain systems, enhancing platform runtime environments, improving telemetry for concurrency, and implementing memory and performance optimizations. Your primary users will be fellow developers at Palantir, who will leverage your contributions to create tools that serve researchers, engineers, analysts, and economists globally. You will have opportunities to engage with open-source projects, including those maintained by others. This is a chance to work independently within a collaborative environment that encourages your growth into a strong technical contributor and engineering leader.The team is actively seeking both Frontend and Backend engineers.Key ResponsibilitiesWe are looking for engineers who are dedicated to solving real-world challenges and empowering their peers to perform at their best. If you are inspired to create reliable, scalable, and efficient systems and tools, here are examples of the impactful work you will undertake:• Establish and implement best practices for service operation and observability throughout their deployment lifecycle.• Develop libraries and tools to define service APIs and manage RPC interactions among microservices, such as the conjure ecosystem.• Standardize frontend build and CI infrastructure across Palantir.• Aid developers in understanding and adhering to development practices by creating effective tools and processes.• Propel Palantir to the forefront of software supply chain security.

Noise Labs develops a real-time marketplace where attention becomes a measurable and tradable asset. The platform serves individuals and organizations seeking clearer ways to quantify and exchange attention, aiming to redefine how relevance is tracked as digital trends evolve. The team operates from a SoHo office in New York City and numbers just 10 people. While based in NYC, the group welcomes remote collaboration for the right candidate. Role overview This Senior Frontend Software Engineer position calls for someone who writes clean, effective code and cares about design quality. The work centers on translating user needs into products that stand out for both usability and visual appeal. What you will do Build and refine frontend features for a platform focused on measuring and trading attention Work closely with a small team to deliver products that align with user needs Balance technical implementation with design considerations Requirements Strong frontend development skills Sensitivity to design and user experience Ability to collaborate in a small, agile team Comfort working from New York City or remotely

At profound, we are dedicated to empowering companies in navigating and mastering their AI presence. As a Frontend Software Engineer, you will be instrumental in crafting high-performance, visually stunning applications using React that redefine AI-driven marketing experiences.Your ResponsibilitiesDesign and enhance sleek, high-quality user interfaces based on low-fidelity wireframes.Utilize advanced CSS techniques to create exceptional, pixel-perfect user experiences.Optimize front-end performance, ensuring fluid and seamless user interactions.Collaborate closely with design and engineering teams to bring innovative ideas to fruition with speed and precision.Contribute to the architecture and best practices of our product's front end.Your ProfileProficient in React, Next.js, and TypeScript, with a strong grasp of state management and performance tuning.Solid experience with Tailwind CSS, SASS, or SCSS, delivering refined, polished, and visually appealing user interfaces.Demonstrated ability to architect and scale complex Next.js applications, utilizing features such as App Router, SSR, SSG, and ISR.Familiarity with fetch management libraries like react-query or equivalent.Hands-on experience with CSS animations, transitions, and layout techniques to create captivating, interactive interfaces.A robust portfolio showcasing your high-quality front-end development projects.A strong eye for design, detail, and user experience, ensuring seamless interactions.Comfortable thriving in a dynamic, high-performance startup environment, quickly iterating on new ideas.Experience with GSAP for creating smooth animations and interactions.Familiarity with R3F, React Three Fiber, or Three.js for delivering immersive 3D experiences.Proven track record of leading large-scale migrations to Next.js, designing and implementing solutions that leverage its strengths.Deep understanding of caching mechanisms and CDN integrations to enhance performance and scalability for Next.js applications.Experience in implementing sophisticated internationalization and localization strategies for global audiences in Next.js projects.Practical experience working with React Software Engineering methodologies.

About UsAt Perchwell, we are revolutionizing the real estate industry with our innovative platform designed for agents to search more effectively, collaborate seamlessly, and expedite transactions. We are crafting the future of residential real estate’s vital listings infrastructure, merging market research with client collaboration. Our cutting-edge architecture allows for continuous enhancements that outpace traditional systems, featuring AI-driven functionalities and mobile-first designs that align with how agents work. As technology and consumer expectations evolve, Perchwell is dedicated to empowering real estate professionals through the most intelligent, data-centric, and interconnected platform available.Supported by prominent venture capital firms like Lux Capital and Founders Fund, along with strategic alliances with leading Multiple Listing Services (MLSs), Perchwell is pioneering a new era in the listings technology market. This unique blend of institutional investment and industry expertise equips us with the resources and validation necessary to transform the multi-trillion dollar residential real estate sector.Position OverviewWe are seeking a talented Senior Software Engineer specializing in Frontend development—a professional who is passionate about creating beautiful interfaces, designing robust architectures, and managing complex client-side states. This is a rare opportunity to take the lead in shaping our frontend codebase. Your extensive frontend engineering experience will be instrumental in building scalable, modular systems that excel in performance, testing, and maintainability. You will be responsible for our frontend infrastructure, encompassing development patterns, tooling, and build efficiency, enabling our team to work faster and with greater confidence.As the expert in frontend engineering best practices, you will closely collaborate with design and backend teams to establish API standards. This role is perfect for someone who has navigated through intricate frontend ecosystems and is eager to leverage those insights within a dynamic and ambitious team. If you are enthusiastic about frontend design, code architecture, and optimization, you will flourish here.Your Responsibilities:Lead the design and development of our next-gen frontend architectureCreate high-quality user interfaces that are fast, visually appealing, and accessibleDevelop complex yet comprehensible state management systemsEstablish and uphold frontend coding standards to ensure code quality and maintainability

About UsAt Maybern, we are revolutionizing the fund management landscape for private fund managers through innovative technology solutions. Founded by industry-leading engineering experts, our focus is on delivering exceptional software tailored to the needs of the fund management sector.With private funds managing over $15 trillion in capital and experiencing a remarkable 20% year-over-year growth, there is an increasing demand for top-tier software that addresses regulatory challenges and enhances transparency for CFOs.Maybern is dedicated to equipping investment managers with user-friendly and adaptable fund management software, allowing them to concentrate on their primary goal: maximizing investor returns. We are proud to be supported by prominent venture capital firms and a diverse array of strategic investors.Based in New York City, Maybern fosters a collaborative in-office culture and is eager to welcome talented individuals to our team.

BitGo delivers secure digital asset infrastructure for institutions and retail investors, offering custody, wallets, staking, trading, financing, and settlement services. The company manages multiple Trust companies and processes a large portion of Bitcoin network transactions. BitGo is known as a leading independent custodian and staking provider. More details are available at www.bitgo.com. Location This position is based full-time in the New York office. In-person collaboration and teamwork are central to this role. Role overview The Frontend and Mobile Software Engineer will focus on building and enhancing cross-platform mobile applications. The work centers on delivering a strong customer experience for BitGo users. Requirements Significant experience with React or React Native