Senior Frontend Software Engineer

The Atlas Growth team is a dedicated group of cloud engineers committed to supporting our customers throughout their application development journey. We handle everything from cluster configuration and data modeling to load testing and managing production workloads at scale. Utilizing our proprietary experiments platform, we validate new features rapidly, ensuring that we only release enhancements that benefit our users. Our engineers collaborate in cross-functional squads consisting of product, design, analytics, and research teams, all focused on achieving specific performance metrics such as retention.Atlas Growth 2 is responsible for creating customer-facing features within the Atlas platform and works alongside other teams within the Growth engineering division. Recent initiatives have included developing an AI Chatbot for cluster creation, implementing a recommendation system for improved database performance, and designing a pricing page optimized for conversion rates.This role is based in our New York City office and supports both our Flexible and In-Office working models.

About MercivMerciv is an innovative startup specializing in AI and data analytics, committed to revolutionizing the way businesses leverage strategic intelligence. Our goal is to empower organizations to effectively utilize data, derive actionable insights, and make informed strategic decisions through state-of-the-art AI pipelines and adaptive forecasting tools.Imagine a future where every business decision is backed by timely and relevant data, blending AI capabilities with human intuition. Our technology:Integrates varied data sources into a unified intelligence layerEnhances human decision-making through autonomous AI analysisReveals insights and opportunities overlooked by conventional toolsPredicts outcomes and assists teams in managing uncertainty with clarityEmpowers organizations to proactively shape their marketsWe are dedicated to creating solutions that are not only powerful and scalable but also remarkably intuitive, enabling teams across the organization to utilize them effectively, beyond just the data specialists. Having secured $14M in seed funding, we are building a robust team centered around a strong engineering culture and are set to launch publicly after nearly two years in stealth mode.About the TeamOur team is developing an agentic AI platform that is transforming how enterprises engage with data. Merciv seamlessly connects an organization’s entire data ecosystem with external data sources—such as social media trends, industry reports, and consumer behavior signals—to unveil insights and automate workflows that previously consumed analysts’ weeks.We prioritize making powerful tools feel accessible and simple. Each feature should be intuitive, and every component must be interactive. We aspire for users to open Merciv and feel instantly empowered to achieve more than before.Our nimble, agile team flourishes on innovation and independence. With a small enough team that every member takes genuine ownership, we utilize a Directly Responsible Individual (DRI) model—enabling you to own significant product features from inception to launch, rather than merely contributing to them. You will wear multiple hats, and that’s by design.Our work environment fosters creativity and cutting-edge technology, designed for those keen on shaping the future of human-AI collaboration. If you’re enthusiastic about joining a dynamic, innovative startup culture and making a substantial impact on client businesses, Merciv is your ideal workplace. Join us as we broaden the scope of retail intelligence and deliver unmatched value to our clients.

Why Join UsAt Brex, we are redefining financial operations for businesses across over 200 markets. Our innovative finance platform combines corporate cards, banking solutions, and advanced spend management tools, empowering companies to make smarter financial decisions and accelerate their growth. With Brex, organizations like DoorDash, Coinbase, and Zoom can enjoy unparalleled control over expenditures with our AI-driven automation and exceptional customer service, allowing them to concentrate on their core objectives.Joining Brex means being part of a culture that encourages pushing boundaries, embracing diversity, and fostering an inclusive environment. We believe in empowering our team members with the necessary tools and resources to unlock their full potential and drive their careers forward.Engineering at BrexOur engineering teams are dedicated to crafting scalable systems with a focus on speed and precision. We work collaboratively across Software, Data, Security, and IT, addressing complex technical challenges while maintaining a high standard of excellence from design to deployment. Here, engineering is an art, and every builder has the opportunity to become a leader.Your RoleAs a Senior Frontend Engineer, you will engage with the entire Brex tech stack, developing and maintaining innovative products and features that will facilitate Brex's growth. You will have the chance to enhance the financial software experience for our clients and contribute to our expansion into new markets. We seek individuals who are not only passionate about building effective tools but also eager to lead cross-functional initiatives. In this role, you will directly impact our business and influence our technical vision with a commitment to high quality.Work EnvironmentThis position is based in our New York office, where we embrace a hybrid working model. You will benefit from the synergy of in-office collaboration while enjoying the flexibility of remote work. We currently require three coordinated days in the office each week (Mondays, Wednesdays, and Thursdays), along with the opportunity for up to four weeks of fully remote work each year!

aescape seeks a Senior Frontend Engineer to join the team in the NYC/Metro area. The focus is on creating web applications and interfaces that are both practical and easy to use. Collaboration is central, with engineers and designers working side by side to deliver results that work for real users. Role overview Build and maintain frontend features for aescape’s web applications Partner with engineers and designers to develop user-friendly interfaces Share ideas and feedback to help improve the overall user experience Location This position is based in New York City or the surrounding metro area.

Senior Frontend EngineerLocation: New YorkOn-site | Full-timeCompensation: CompetitiveJoin our client, a leading technology development firm at the forefront of digital asset innovation. This organization is renowned for constructing and managing the essential infrastructure that powers the world's busiest digital asset launchpads. Their systems are designed for low latency, high throughput, and the capability to handle extensive concurrent loads. In this critical environment, technical precision is vital; the frontend systems must maintain resilience and performance amidst hundreds of thousands of active users.We are seeking a Senior Frontend Engineer to spearhead the design and evolution of large-scale frontend architecture. This role is hands-on and high-impact, concentrating on the development of fast, reliable, and maintainable user-facing systems. The selected candidate will be part of an elite team in a fast-paced environment where high expectations and immediate results are the norm.Key ResponsibilitiesSystem Architecture: Design and enhance large-scale frontend systems using React and Next.js, ensuring performance and scalability for a vast global audience.Performance & Reliability: Own the performance, reliability, and correctness across critical user flows, including rendering optimization, complex state management, and efficient data fetching.Pattern Design: Create frontend abstractions and architectural patterns that effectively scale with increasing product complexity.Boundary Definition: Collaborate with backend and Solana engineers to define efficient client-server interfaces and data synchronization strategies.End-to-End Leadership: Manage complex frontend projects from initial design to implementation, deployment, and iterative improvements.Quality & Standards: Uphold high standards for code quality, thorough testing, and operational readiness across the frontend codebase.Mentorship: Provide mentorship and support to other frontend engineers through design reviews, pairing, and direct technical guidance.Interview ProcessRecruiter / HR Call: Initial screening to discuss professional background and cultural fit.Technical Interview: In-depth assessment of frontend architecture, React internals, and performance optimization techniques.Final Interview: Comprehensive discussion focusing on strategic vision, leadership skills, and role expectations.

Graphite builds tools for software engineering teams, helping them deliver products quickly and confidently. Our focus is on making code review smoother and more effective for modern teams. About Graphite Our platform offers code review solutions that support rapid development cycles. Engineers use Graphite to create and review smaller pull requests, which keeps work moving and helps teams ship faster. The system syncs code changes and reviews seamlessly, so teams can adopt it without overhauling their entire workflow. Graphite’s roots come from the founders’ experience with internal code review tools at Facebook and Google. We aim to bring that level of workflow efficiency to every engineering team, enabling small, incremental changes and fast approvals. We value collaboration, craftsmanship, and a sense of ownership. Our team combines scientific thinking with practical ambition, and we encourage everyone to contribute both in their work and to our culture. Outside of coding, the team enjoys activities like brewing espresso, making music, and practicing yoga. Role Overview: Lead Senior Frontend Engineer This role is based in New York City, New York. Graphite is growing quickly and looking for a Senior Frontend Engineer to help set our technical direction. The work involves building tools that change how agile engineering teams write and review code every day. We believe that strong solutions come from teams with a range of backgrounds and perspectives working together. What You Will Do Work closely with the team to build a real-time, interactive code review platform with social features. Help define the technical direction for the company’s frontend architecture. Mentor engineers and support the development of a scalable, maintainable codebase.

About RilletAt Rillet, we empower accounting and finance teams to enhance their operational efficiency. Our clients are the financial strategists of their organizations, and our mission is to provide them with tools that deliver unparalleled speed, accuracy, and insights.Rillet is an innovative AI-driven ERP solution designed to facilitate rapid financial closures. What sets us apart is our cohesive data model, extensive range of seamless integrations (including Stripe, Ramp, Salesforce), automated workflows that are both efficient and auditable, and our growing suite of specialized AI agents that tackle various financial tasks. We take pride in maintaining a perfect customer satisfaction score. High-growth companies such as Mercer, Windsurf, and Function Health appreciate our ability to scale alongside their financial infrastructure.With significant backing of $100M from top-tier investors including Sequoia, a16z, Iconiq, Oak HC/FT, and First Round, we are poised to revolutionize financial operations.Our CultureRillet is a fast-paced environment where intelligence is essential. To thrive here, one must exhibit remarkable agility, proactivity, and adaptability.Successful team members at Rillet take initiative, internalize our mission, devise innovative strategies, and deliver superior results that surpass expectations.Our work is customer-centric, and we seek individuals who take pride in delivering high-impact solutions, even when they diverge from the initial plan.While accounting experience is not mandatory, a genuine appreciation for how our solutions empower our clients is crucial. Our team members are passionate about enhancing the financial backbone of the most dynamic companies around the globe.Position OverviewWe are in search of a skilled Senior Frontend Engineer to enhance the user interface of Rillet's cutting-edge accounting and finance software. In this role, you will collaborate with our CTO, product team, and designers to create user-friendly, high-performance interfaces that finance professionals will love to utilize.We value in-person collaboration and prefer candidates who are within commuting distance of our New York City or San Francisco offices, or those willing to relocate. Our team members are expected to work in the office on Tuesdays and Thursdays, along with one additional flexible in-office day. Some roles may necessitate more in-office presence based on specific functions.

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.

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.

About TruelogicTruelogic is a premier provider of nearshore staff augmentation services, based in New York. With over 20 years of experience, we have successfully delivered exceptional technology solutions to a diverse array of clients, from cutting-edge startups to established industry leaders, empowering them to realize their digital transformation ambitions.Our dedicated team of over 600 skilled technology professionals drives digital innovation by collaborating with U.S. companies on their most significant projects. Whether working alongside Fortune 500 corporations or scaling startups, we focus on delivering impactful results.By applying for this role, you will take the first step toward joining a vibrant team that values your expertise and career aspirations. We strive to align your talents with opportunities that promote outstanding career growth and success while contributing to projects that are shaping the future.Our ClientOur client is revolutionizing the hotel guest experience by providing day access to luxury hotel amenities, such as stunning pools, private beaches, and luxurious spas, allowing locals to indulge without leaving the city. If you are inspired to contribute to this vision, we would love your assistance.Our expanding team of tech and hospitality innovators has partnered with over 1,500 top hotels and resorts.Job SummaryWe are seeking a skilled Frontend Engineer to join our Hotels team, which is dedicated to ensuring the success of our resort partners in the marketplace by equipping them with effective management tools for their offerings. This team also develops products that enhance the guest experience upon arrival at the property. You will collaborate closely with cross-functional partners in Product, Design, and Data to create high-performing products that delight our customers and resort partners, exceeding both site metrics and business KPIs.The ideal candidate should be located in or around the NYC area, as this position requires in-person attendance at our NYC headquarters four days a week.

About HyphaHypha is an innovative AI-driven platform that is revolutionizing asset management throughout its entire lifecycle—covering acquisition, management, and exit strategies. With a specialized focus on healthcare facilities and multifamily real estate, we are transforming the industry through three fundamental pillars:Observability: Delivering real-time insights into asset performance, deal progression, and market dynamics for all stakeholders involved.Intelligence: Facilitating AI-enhanced optimization across multiple dimensions, including risk assessments, tax strategies, and performance benchmarking.Orchestration: Establishing seamless workflows and a unified source of truth to eradicate inefficiencies.Role OverviewIn the capacity of a Senior / Staff Frontend Engineer at Hypha, you will take ownership of the user experience layer of our platform. You will create interfaces that allow users to navigate through intricate financial data, AI-extracted entities, document viewers, dashboards, and conversational search functionalities. Collaborating closely with product and design teams, you will convert intricate workflows into interfaces that are intuitive, swift, and user-friendly.This position emphasizes both the art of frontend development and the architecture behind it. You will lead the charge in developing high-quality user interfaces, influence interaction patterns across our platform, and make critical decisions regarding component architecture, performance, state management, and frontend scalability. Your objective is to simplify complex data and AI-driven workflows while defining standards and systems that maintain frontend speed, cohesiveness, and maintainability as Hypha continues to grow.This opportunity is tailored for senior and staff-level frontend engineers with extensive experience in crafting polished, high-performance product experiences and shaping frontend architecture in a production environment. Compensation will be commensurate with experience, technical expertise, and scope of responsibility.

About Confido Confido builds AI-powered infrastructure for Consumer Packaged Goods (CPG) brands, helping them manage everything from deduction resolution to production planning. The platform brings together cash application, deductions, disputes, trade promotion management, forecasting, demand planning, and analytics in one place. This integration saves clients time and supports better business decisions. Over 200 brands, including OLIPOP, Simple Mills, Dr. Squatch, and Tropicana, use Confido to manage more than $20 billion in revenue. Backed by $15 million in Series A funding from Footwork Ventures and Y Combinator, the company is positioned for rapid growth. Role Overview The Senior Frontend Engineer will lead the design and development of the user-facing side of Confido’s platform. The focus is on building intuitive, high-performance interfaces that make complex financial workflows easier for users. What You Will Do Design and develop frontend features for the Confido platform Create interfaces that simplify complex operational and financial data Collaborate with engineering and design teams Work with customers to turn detailed requirements into seamless product experiences Location This role is based in the New York City office.

Join Our Innovative TeamAt Graphite, we are revolutionizing the code review process and shaping the future of high-quality software development. Our philosophy hinges on the belief that exceptional craftsmanship comes from collaboration. This guiding principle informs everything we create and how we operate.If you are passionate about the next wave of software development, now is the perfect time to make a significant impact in your career with us.Our culture prioritizes people, values scientific and artistic approaches, fosters disciplined ambition, and promotes ownership—both through equity and the responsibilities you'll hold within our growing team. Outside of work, you can find us enjoying espresso, making music, or practicing yoga. We’re excited to see what you can bring to our vibrant environment!About the RoleAs Graphite continues to expand, we are in search of a Senior Frontend Engineer to guide our technical vision and direction.Transforming the way agile engineering teams write and review code is a formidable challenge, and we believe that the best solutions arise from the collaboration of talented, driven, and diverse individuals.Your ResponsibilitiesCollaborate with our team to develop a real-time, interactive code review platform enriched with social features.Contribute to establishing the technical trajectory of Graphite.Mentor fellow engineers and assist in building a scalable codebase.

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.

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.

About UsBaton Corporation is at the forefront of technology innovation, developing and maintaining the complete tech stack behind pump.fun, the leading memecoin launchpad in operation today. Our systems are engineered for low latency, high throughput, and resilience under continuous load—precision is critical to our success.Your RoleIn the position of Senior Staff Frontend Engineer, you will take a hands-on approach while guiding the technical vision of our frontend platform. You will tackle complex frontend challenges, including performance under real-world conditions, scalability in architecture, and ensuring accuracy in intricate, stateful systems.Design and enhance large-scale frontend systems using React and Next.js that cater to hundreds of thousands, expanding eventually to millions of users.Develop and steer long-term frontend architecture strategies while actively contributing to pivotal components of the system.Take ownership of performance, reliability, and accuracy across essential user interactions, encompassing rendering performance, state management, caching, and data synchronization.Lead the architecture of frontend systems capable of managing real-time updates, blockchain state transitions, and high-frequency interactions without compromising user experience.Establish scalable patterns and abstractions to facilitate rapid iteration of products without increasing systemic complexity.Drive architectural decisions in collaboration with backend and Solana engineers, defining clear client-server boundaries and data contracts.Proactively identify scaling bottlenecks and redesign systems in anticipation of constraints.Oversee multi-quarter frontend projects from inception through design to deployment, monitoring, and subsequent iterations.Enhance engineering standards by implementing thorough design reviews, performance evaluations, testing protocols, and ensuring operational readiness.Boost developer productivity by refining tools, build systems, CI/CD processes, observability, and frontend infrastructure.Act as a technical leader during critical launches or incidents impacting core user flows.

Join the Team at SequenceAs a member of Sequence, you will play a pivotal role in developing a transformative platform that empowers companies to streamline their payment processes. With over $1 billion in annual invoice processing and rapid growth, we are reshaping how modern finance teams operate by replacing outdated spreadsheets and systems with intuitive software.Our AI-driven revenue platform is trusted by high-growth companies like Cognition, incident.io, and MoonPay, managing their entire revenue cycle from quoting to billing and revenue recognition.Founded by experienced entrepreneurs, we celebrated a remarkable 10x ARR growth last year and recently secured $20 million in Series A funding, led by 645 Ventures, with participation from a16z and notable founders and CFOs from industry leaders.What It's Like to Work at SequenceWe offer a dynamic environment where a small team can make a significant impact. Enjoy the chance to work on meaningful projects, engage directly with customers, and grow alongside a rapidly scaling organization. If you aspire to do your best work in a fast-paced setting, we would love to connect with you.

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.