Senior Fullstack Software Engineer at Sigma Computing | New York City

P-1473 At Databricks, we are dedicated to empowering data teams to tackle the world's most challenging issues — whether that's bringing the next mode of transportation to life or accelerating groundbreaking medical advancements. Our mission is fulfilled through the creation and operation of the world's premier Data Intelligence Platform, enabling our clients to harness deep data insights to enhance their operations. Born from an engineering background and fueled by customer-centricity, we eagerly embrace every opportunity to confront technical challenges — from designing next-generation UI/UX for data interaction to scaling our services and infrastructure across millions of virtual machines. And this is just the beginning. As one of the pioneering fullstack engineers at our NYC Engineering office, you’ll join a dynamic team committed to innovating and building new products from the ground up. Our aim is to leverage the capabilities of Databricks in data and AI to deliver vertical AI applications tailored for both technical and business users. This role embodies a true 0-to-1 environment, blending the excitement of a startup with the resources of a tech powerhouse like Databricks. Your primary challenge will involve utilizing the latest UX/UI technologies to craft intuitive yet robust interfaces for complex data and workflows. Your team is adopting a UI-first and GenAI-first strategy in product development. You may work on challenges such as: Designing interfaces for GenAI agents capable of generating intricate workflows while ensuring human oversight through transparency and inspectability. Creating sophisticated visualizations, including data pipelines, data mappings, customer journey flows, identity graphs, and more. Establishing mechanisms that promote product-led growth through effortless onboarding and sharing functionalities. Fostering an interactive environment for collaborative data projects at scale with a seamless transition to production.

P-1980At Databricks, we are dedicated to empowering data teams to address some of the most challenging problems in the world—from revolutionizing transportation to accelerating medical advancements. Our mission is realized through the development and operation of the premier Data Intelligence Platform, enabling our customers to extract deep insights from data to enhance their business strategies. Founded by engineers with a strong customer focus, we eagerly embrace every opportunity to tackle technical challenges, whether it’s designing cutting-edge UI/UX for data interaction or scaling our services and infrastructure across millions of virtual machines. And we’re just getting started.As a founding engineer in our New York City Engineering office, you will join a dynamic, agile team committed to innovating and creating new products from the ground up. Our aim is to harness the capabilities of Databricks in data and AI to deliver specialized AI applications catering to both technical and business users. This role offers a unique 0-to-1 environment, merging the excitement of a startup with the robust resources of a leading tech company.Your primary challenge will be to utilize the latest UX/UI technologies to develop intuitive yet powerful interfaces for complex data and workflows. Your team will adopt a UI-first and GenAI-first strategy in product development. Potential challenges might include:Creating interfaces for GenAI agents that produce intricate workflows while ensuring human oversight through transparency and inspectability.Developing advanced visualizations, such as data pipelines, data mappings, customer journey flows, and identity graphs.Implementing features that promote product-led growth via seamless onboarding and sharing capabilities.Facilitating an interactive environment for collaborative data projects at scale, with a straightforward path to production.

Databricks builds and operates a leading data and AI infrastructure platform, helping organizations turn data into actionable insights. Founded by engineers, the company focuses on solving technical challenges at scale, from advancing UI/UX for data applications to running services across millions of virtual machines. The mission: enable breakthroughs in fields like transportation and healthcare by empowering data teams worldwide. Role Overview As a Staff Software Engineer in the New York City office, join a small, agile group shaping new AI products from the ground up. This team works in a true 0-to-1 environment, combining the energy of a startup with Databricks' resources. The goal: build vertical AI applications that serve both technical and business users, leveraging the full power of Databricks' data and AI platform. What You Will Do Design and build innovative interfaces for GenAI agents that support complex workflows, always maintaining transparency and human oversight. Work closely with product management, design, and engineering partners to deliver scalable, user-friendly solutions that drive adoption and business growth. Lead hands-on, full-stack development efforts to craft engaging, user-focused experiences. Create onboarding and sharing features that support product-led growth and make it easy for users to get started. Help define the direction of intuitive agentic applications at Databricks, collaborating with engineers, product managers, and designers across teams. Establish and promote best practices for building impactful AI products within your team and throughout Databricks. Location This role is based in New York City, New York.

Join Brigit, a pioneering company dedicated to enhancing the financial well-being of everyday Americans. We design transparent, equitable, and user-friendly financial products, empowering our members to manage their finances effectively, avoid unnecessary fees, and rapidly improve their credit scores. If you value autonomy, ownership, and the opportunity to make a meaningful impact within a thriving organization, we invite you to become part of our dynamic team!At Brigit, we are making waves in the financial sector, and our achievements have not gone unnoticed:Built In's 2026 Best Midsize Companies to Work For in New York CityBuilt In's 2025 Best Places to Work For In New York CityBuilt In’s 2024 & 2025 Best Startups to Work For In the U.S.Built In’s 2023 - 2025 Best Startups to Work For In New York CityFast Company’s Most Innovative Companies of 2022Business Insider’s Most Promising Consumer Startups 2022Forbes Fintech 50 2022Position Overview:We are seeking experienced fullstack engineers to join our mission of scaling our innovative consumer finance platform to millions of users within the next year. With our success in supporting low-income Americans in achieving financial stability, now is the time to expand our reach. Our technology stack includes React and React Native for our mobile and web applications, and we are looking for individuals who are passionate about building impactful solutions.

Cloaked is a pioneering privacy startup focused on restoring consumer confidence in the management of personal data. Our mission centers around building an internet that prioritizes user needs, with personal privacy and opt-in consent at its foundation. Our innovative product functions as a virtual “cloak”, allowing users to navigate any website—be it Facebook, Amazon, or others—while providing the option to share complete, partial, or no personal information according to their preferences.

About MosaicMosaic is an innovative, AI-driven deal modeling platform tailored for private markets, utilized by top-tier investors and advisors such as Warburg Pincus, CVC, New Mountain, and Evercore. Our platform automates and standardizes essential deal analyses—including LBOs and DCFs—enabling investment teams to accelerate their processes, minimize spreadsheet errors, and focus on strategic investment decisions.At Mosaic, we merge deterministic, rules-based calculations with advanced AI capabilities to produce replicable, audit-ready outputs, trusted by private equity, private credit, and investment banking teams across multi-million dollar transactions.We are dedicated to creating the AI-driven operating system for the world’s most sophisticated investors and their advisors. As we rapidly expand, we are seeking talented professionals across engineering, product, customer enablement, and go-to-market teams.This is an exceptional opportunity for those eager to influence the convergence of high finance and technology, shaping the future of the industry for years to come.Learn more about our journey:BloombergFinancial TimesNY PostAbout the RoleAs a Fullstack Engineer at Mosaic, you will create product experiences essential for investors and bankers engaged in high-stakes deal processes. Your responsibilities will span the entire technology stack—from developing sleek, user-friendly interfaces to building robust backend services that facilitate modeling, data ingestion, collaboration, and workflow automation.This position is designed for builders who crave real ownership. You will contribute to feature development from inception to deployment, closely collaborating with product and design teams, while helping to lay the technical groundwork for a platform relied upon in mission-critical situations. You will face challenging tasks such as structured financial computations, document ingestion, compliance, permissions management, real-time collaboration, and performance optimization at scale.

Databricks builds the data and AI infrastructure that helps organizations solve complex problems, from modernizing transportation to accelerating medical research. The platform supports teams in uncovering insights and improving operations through advanced data and AI tools. Role Overview This Senior Software Engineer position sits within the New York City Engineering office. The team focuses on creating new products from the ground up, using Databricks’ strengths in data and AI to build specialized AI applications for both technical and business audiences. The environment combines the energy of a startup with the backing of Databricks’ established resources. What You Will Do Design and build advanced interfaces for Generative AI agents that handle complex workflows, ensuring transparency and human oversight. Work closely with product managers, designers, and engineers to deliver intuitive, scalable solutions that drive user and business growth. Contribute hands-on as a full-stack developer, delivering user-centered experiences. Develop features that support product-led growth, including seamless onboarding and sharing tools. Help define the direction of agent-based applications at Databricks, collaborating with cross-functional teams. Lead the design, development, and maintenance of end-to-end AI systems that are reliable, scalable, and efficient.

About UsThe financial advisory market in the US is a staggering $80 trillion, yet it remains largely untouched by technological advancements when compared to self-service platforms like Robinhood and Betterment. Financial advisors face significant hurdles in managing client data, which is often scattered across numerous software tools. The tedious process of collecting, updating, and utilizing client information can lead to errors and inefficiencies, tarnishing client experiences and complicating compliance efforts, especially for larger firms.We are pioneering a wealth tech data orchestration venture, aiming to synchronize client data across a financial advisor's technology landscape. Our goal is to create a seamlessly integrated software suite that empowers advisors to choose the best tools for their practices. With a dedicated team of experienced startup operators with a rich background in both technology and financial advisory, we focus on enhancing technology experiences and maximizing the potential of the wealth tech software ecosystem. Visit our website for more information.Role DetailsRole Overview: We are seeking a talented Senior Fullstack Engineer to spearhead the development of our initial product. This role offers the chance to cultivate our engineering culture, take full ownership of the features you create, and play a pivotal role in shaping our product roadmap and architectural strategies.Impact Areas:Drive the development of key business features, including self-service onboarding, data blending, and digital account setup.As an early team member, your input will significantly influence our technical vision and product trajectory.Contribute to creating an enjoyable and robust developer experience.Ensure the smooth operation of the product in production, utilizing observability and monitoring tools to address and resolve issues.Assist in recruiting and mentoring new engineers as our team expands rapidly.

At CLEAR, we are pioneering the future of secure identity. Our mission is to enhance safety and convenience in both physical and digital experiences. With over 38 million members and a rapidly expanding network of partners worldwide, our secure identity platform is revolutionizing how individuals live, work, and travel. Whether at airports, stadiums, or in everyday situations, CLEAR is committed to providing seamless experiences for our members. As a recognized leader in digital and biometric identification, CLEAR is dedicated to minimizing friction during ID checks for our members. We are in search of a talented Senior Software Engineer to contribute to the development of next-generation products that extend beyond traditional ID solutions, empowering our members to harness the full potential of a connected digital identity. In this role, you will engage in the design, implementation, testing, and deployment of applications that enhance our platform, ensuring that member privacy and security remain paramount.

Join our dynamic team at counsel as a Senior Fullstack Software Engineer, where you will play a pivotal role in designing and developing cutting-edge applications. You will collaborate with cross-functional teams to build scalable and efficient software solutions. This is an opportunity to leverage your expertise in both front-end and back-end technologies to create impactful products.

Join the Giga TeamAt Giga, we are revolutionizing customer experience by developing cutting-edge real-time AI agents capable of understanding emotions and resolving issues instantaneously. With a recent $61 million Series A funding round and a roster of esteemed clients including DoorDash, we are poised for exponential growth and innovation in the AI landscape.As we aim to establish ourselves as the leading AI platform for enterprise automation, we are on the lookout for talented engineers to join our mission. Our engineers thrive in an environment where their work impacts millions of users globally, and they enjoy the autonomy to drive significant change.Be part of an exciting journey with visionary founders and a clear roadmap to becoming a generational company. Here are a few highlights about us:Giga's $61M Series A FundingPartnership with DoorDashGiga creates AI solutions trusted by leading B2C companies worldwide. If this aligns with your career aspirations, we encourage you to apply!

Join Baba as a Fullstack EngineerBaba is on a mission to transform healthcare for older adults, making it accessible and manageable. By 2030, the U.S. will see over 65 million seniors, presenting an enormous challenge in healthcare. We simplify this process by connecting these individuals with dedicated advocates—usually nurses or social workers—who coordinate their medical care. Our advocates have helped thousands of families with insurance appeals, specialist research, medical equipment procurement, and appointment scheduling.With backing from renowned investors such as General Catalyst and Soma Capital, our team is composed of over 50% former founders from esteemed institutions like MIT and Carnegie Mellon.Role OverviewAs a Fullstack Engineer at Baba, you will spearhead the development of innovative platform capabilities and integrate them with various systems. Your responsibilities will encompass the entire development lifecycle, from the voice AI infrastructure to the internal tools utilized by our advocates and providers. As we scale our services from thousands to millions of patients, you will design APIs, data pipelines, and product interfaces while ensuring high-quality care remains our priority.

Requisition ID: P-1606 About Databricks Databricks builds and manages a leading data and AI infrastructure platform. The company’s mission centers on helping data teams solve tough challenges, whether that means improving transportation or accelerating breakthroughs in medicine. Founded by engineers with a customer-first approach, Databricks tackles technical problems at every layer, from user interface design to scaling services across millions of virtual machines. Role Overview The Senior Software Engineer - AI Product Development position is based in the New York City engineering office. This role joins a small, agile team focused on building new products from the ground up. The team’s goal: use Databricks’ data and AI strengths to create specialized AI applications for both technical and business users. Expect a true 0-to-1 product environment, blending startup energy with the resources of an established technology leader. What You Will Do Design and build innovative interfaces for GenAI agents, making complex workflows easier while maintaining transparency and human oversight. Work closely with product managers, designers, and fellow engineers to deliver user-friendly, scalable, and extensible solutions that support business and user growth. Contribute hands-on as a full-stack developer, shaping dynamic and user-focused experiences. Develop features that enable product-led growth, including smooth onboarding and sharing capabilities. Help define the future of agent-based applications at Databricks by collaborating with cross-functional teams. Set and uphold best practices for building impactful AI products, both within your team and across the company.

At Plaid, we envision a future where financial interactions are seamless and transformative. Our commitment to this vision drives us to create innovative tools and experiences that empower thousands of developers in crafting their own financial products. As a pivotal player in the financial ecosystem, Plaid enables millions of users to achieve better financial health by connecting their financial accounts effortlessly to the applications they trust. We proudly partner with leading companies such as Venmo and SoFi, along with many Fortune 500 firms and major banks, to simplify financial connectivity. Our expansive network encompasses over 12,000 financial institutions across the US, Canada, the UK, and Europe. Founded in 2013 and headquartered in San Francisco, we also have vibrant offices in New York, Washington D.C., London, and Amsterdam.Plaid's mission is to democratize financial freedom for all by ensuring that money movement and access to financial data is both straightforward and secure. In the role of a Senior Fullstack Software Engineer, you will lead the design and development of systems that facilitate how millions connect with their finances.In this dynamic position, you will traverse the full technology stack, developing robust backend services and APIs while simultaneously crafting engaging, high-quality frontend experiences. This role is perfect for engineers who thrive in both backend problem-solving and frontend user interface design, eager to enhance their impact across the spectrum.You will be a key collaborator with product managers, designers, and fellow engineers to deliver products that are not only reliable and secure but also delightful for users. At Plaid, we empower our engineers to take ownership from the outset, contribute to architectural decisions, and witness their work reach millions of users.

Role overview The Senior Software Engineer at the City of New York will work on software that helps city departments deliver better services. The focus is on building and refining technology that supports municipal operations, aiming to make them more efficient and responsive. What you will do Design and develop software to support and enhance services provided by the city Work closely with colleagues who are committed to improving public service Use technical skills to address challenges faced by city operations Location This position is located in New York, NY.

Why Join Moonshot AI?Imagine a world where websites automatically optimize themselves to enhance sales, improve conversion rates, and accelerate growth. At Moonshot AI, we are transforming this vision into reality by integrating generative AI, extensive data processing pipelines, and systematic experimentation into a self-evolving digital ecosystem.As a well-funded startup in its early stages, we have a bold vision. Joining us means becoming more than just an employee; you will play a crucial role in shaping our technical and cultural foundation. If you desire the freedom of a founder, combined with the support of top-tier investors, this is the opportunity for you.Your ContributionsIn your role as our Senior Fullstack Engineer, you will be actively engaged across the technology stack. You will design, develop, and scale systems that power our AI-driven platform, enjoying significant autonomy, rapid execution, and substantial ownership of your work.Build and architect scalable systems — from backend APIs to frontend dashboards — capable of processing millions of web events daily.Create large-scale data infrastructure that elucidates website construction, performance metrics, and optimization strategies.Train and integrate LLMs into production environments to autonomously hypothesize, generate, and validate website variants.Influence engineering culture and practices — your impact will be evident throughout our tech stack, architecture, and team processes.Engage in experimentation, prototyping, and iteration — combining research, product development, AI, and scalability in a single role.This is not about maintaining another SaaS application; it’s about constructing an AI engine that revolutionizes digital product creation.Candidate ProfileA software artisan — you produce clean, scalable code and are adept at delivering results swiftly.5+ years of full-stack development experience (Python, JavaScript, AWS preferred, but not mandatory).Proven experience in leading teams or managing significant projects.Educational background in Computer Science, Electrical Engineering, Mathematics, or equivalent practical expertise.An AI enthusiast eager to work with LLMs and influence their real-world applications.Bonus Qualifications:Experience in a startup environment (thriving in dynamic, fast-paced settings).

About ClarionAt Clarion, we're transforming communication in healthcare through cutting-edge AI technology.Currently, clinics are missing 30–40% of patient calls, while their staff faces overwhelming administrative burdens. We envision a future where AI agents manage workflows like scheduling, billing, prescription refills, and follow-ups, allowing healthcare teams to prioritize patient care.We are developing the essential communication framework that modern healthcare demands. Our AI agents not only respond to calls—they complete entire workflows, ensuring that patients are always heard. To date, we've facilitated hundreds of thousands of patient interactions across various virtual care providers, healthcare systems, and a $5B health insurance company.Founded by a physician with training from Stanford and Harvard (part of the founding team at Two Chairs and Ophelia) and an ex-Amazon Alexa engineer who led AI/ML initiatives at Salesforce, we have secured $5.4M in funding from notable investors including Accel, Y Combinator, Sequoia (Scout), and prominent healthcare entrepreneurs. Our team operates in-person in New York, moving swiftly to tackle one of healthcare's most pressing challenges.Why This Role Is UniqueOwnership of high-impact projects: You'll be responsible for significant features and systems that are actively used in real healthcare settings.Early traction and strong signal: With numerous paying customers and increasing revenue, you'll have the opportunity to influence critical product decisions.Learn from industry leaders: Collaborate closely with founders and experienced engineers who work at the nexus of healthcare, AI, and real-time systems.Your ResponsibilitiesDevelop and maintain full-stack features that drive AI-enhanced healthcare communication.Integrate with EHRs, legacy healthcare systems, and real-time voice infrastructure.Work collaboratively with product, design, and senior engineers to turn customer feedback into deliverable software.Enhance reliability, performance, and scalability across active systems.Engage in technical discussions, code reviews, and contribute to the evolution of engineering best practices.Technical Challenges Awaiting YouAI-driven workflows: Support and expand LLM-based systems utilized in real-time healthcare interactions.Real-time systems: Contribute to low-latency services that provide seamless healthcare experiences.

Join our dynamic team at Databricks as a Staff Backend Software Engineer where you will play a pivotal role in building and enhancing our backend systems. You will collaborate with cross-functional teams to design scalable solutions that drive innovation. Your expertise will be crucial in optimizing our cloud data platform and ensuring top-notch performance and reliability.

Databricks builds data and AI infrastructure that helps organizations solve real-world problems, from improving transportation to driving medical breakthroughs. The company was founded by engineers who care deeply about customers and technical challenges. Teams work on everything from advanced UI/UX for data tools to scaling services across millions of virtual machines. This Senior Staff Software Engineer role is based in New York City. As one of the first engineers in the NYC office, you will join a small, agile group focused on launching new products from scratch. The team’s mission: use Databricks’ strengths in data and AI to create vertical AI applications for both technical and business users. The environment combines the energy of a startup with the backing of a major technology company. Your Impact Design advanced interfaces for GenAI agents that support complex workflows, with a focus on transparency and human oversight. Work closely with product management, design, and other engineering teams to build scalable, intuitive, and extensible solutions that support user and business growth. Lead by example through hands-on, full-stack software development to deliver dynamic, user-centered experiences. Create mechanisms that drive product-led growth, including improved onboarding and sharing features. Help shape the future of agentic applications at Databricks by collaborating with a diverse team of engineers, product managers, and designers. Define and execute strategy for broad AI feature development by designing, building, and maintaining systems that are scalable, reliable, and high-performing.