Senior Software Engineer, Data Foundations

Join Front, the premier AI-driven customer service platform designed for seamless collaboration. Our innovative workspace integrates essential support channels, allowing teams to work together on requests, automate tedious tasks, and provide exceptional customer experiences throughout every interaction. With advanced workflows, AI capabilities, and customer insights, we empower organizations to prioritize their customers daily. Trusted by over 9,000 forward-thinking companies, including CultureAmp, HootSuite, and Y Combinator, Front is dedicated to delivering outstanding service at scale.Supported by renowned investors like Sequoia Capital and Salesforce Ventures, Front has successfully raised $204M from top-tier venture capitalists and industry leaders from companies such as Atlassian, Okta, Qualtrics, Zoom, and PagerDuty. We take pride in being recognized as one of the best workplaces, earning accolades such as Built In's 100 Best Midsize Places to Work in SF 2025, Top Places to Work by USA Today 2025, Y Combinator's list of Top Companies in 2023, and #4 on Fortune’s Best Workplaces in the Bay Area™.We are actively seeking talented engineers to join our Foundations team. This dedicated group is responsible for constructing the frameworks and systems that support our customer-facing functionalities. By developing shared libraries, frameworks, and tooling, they ensure that the infrastructure upon which we build Front is both scalable and dependable.

Join Us as Our First Marketing LeadFoundation is on the lookout for our inaugural marketing leader to propel our vision of revolutionizing homebuilding and enhancing the journey of buying, selling, and owning a home.About FoundationWith approximately $6.8M in backing from top-tier venture capitalists, including Y Combinator, Foundation is composed of a dynamic team formerly from Opendoor, dedicated to reshaping the future of residential real estate.Our flagship product is a cutting-edge customer experience platform designed specifically for homebuilders—think of it as the "Shopify for Homebuilders." We collaborate with large-scale homebuilders to deliver a modern digital experience, significantly boosting customer satisfaction and team productivity. In just two years, we've achieved remarkable product-market fit and impressive growth, all without a dedicated marketing team.Our Growth JourneyWe are currently navigating the first of three interconnected growth phases:AI-Driven SaaS for Homebuilding: A transformative opportunity with public-scale potential.Real Estate Enterprise Ecosystem: Homebuilders drive this ecosystem, which fosters collaboration among adjacent trillion-dollar sectors such as lending, title, home insurance, and retail.AI Native Home Operating System: This will enable seamless home buying and ownership through our platform.Your Role as Our First MarketerWe seek a hands-on, results-driven marketer passionate about transforming a key sector of the U.S. economy and redefining marketing in the age of AI.Key ResponsibilitiesYou will be pivotal in steering Foundation's next growth phases by integrating AI with marketing and real estate innovation. Your primary objectives will include:Accelerating Growth: Drive rapid expansion of our core AI-driven product line for homebuilders.

Join Our Team as a Customer Success Manager/Lead!At Foundation, we're on a mission to revolutionize the homebuilding industry and enhance the experience of buying, selling, and owning homes. We are looking for a dedicated Customer Success Manager to join our dynamic team and drive our core business forward.About UsWith $6.8M in funding from top-tier venture capitalists, including Y Combinator, Foundation is comprised of a talented team formerly from Opendoor, focused on transforming residential real estate. Our flagship product is a cutting-edge customer experience platform tailored for homebuilders — envision it as the 'Shopify for Homebuilders'. We partner with large-scale homebuilders to provide a modern digital experience that significantly boosts customer satisfaction and team productivity. Within just two years, we have achieved remarkable growth and established a strong product-market fit.The RoleAs a Customer Success Manager, you will play a pivotal role in fostering and expanding relationships with our diverse portfolio of clients. You will be the primary contact for our customers post-onboarding, ensuring they maximize their use of our platform and derive long-term value. This position requires a proactive approach in managing multiple accounts, identifying risks and opportunities, and collaborating closely with our Product, Engineering, and Operations teams.This is an ideal opportunity for someone who thrives in a fast-paced environment, enjoys tackling challenges, and seeks a meaningful role within a scaling startup. You will have the autonomy to influence our customer engagement strategies and drive significant impact.

About the Foundations Retrieval Team The Foundations Research group at OpenAI explores new approaches that could shape artificial intelligence for years to come. The team focuses on improving the science and data behind model training and scaling, especially for future advanced models. Areas of focus include data utilization, scaling laws, optimization strategies, model architectures, and efficiency improvements. Within Foundations, the Search team builds agentic search solutions. This group works closely with others to design interfaces between models and the core search stack, serving, indexing, and retrieval, so model intent leads to reliable, real-world results. The team develops large-scale systems to transform and index massive information sources, enabling models to reason over global knowledge. Close collaboration with researchers helps move new modeling ideas into production quickly, changing how intelligent systems discover and synthesize information at scale. Role Overview OpenAI is hiring a Software Engineer with expertise in retrieval system development and scalability for its San Francisco office. This role involves working with researchers and engineers to build infrastructure that lets models access the right information when needed. Responsibilities include designing and operating indexing systems, retrieval pipelines, and serving layers. Work in this role will directly improve retrieval capabilities across OpenAI’s research and products, with a strong influence on system performance, reliability, and scalability. What You’ll Do Develop and scale retrieval infrastructure, including indexing, serving, and query execution. Build low-latency, high-throughput systems for real-time model interactions. Work with research teams to bring embedding and retrieval methods into production. Support dense, sparse, and hybrid retrieval pipelines. Maintain system performance, reliability, and observability at scale. Collaborate with Pretraining, Inference, and Product teams to deliver end-to-end retrieval solutions. Help develop model-system interfaces for agentic workflows. Who We’re Looking For Experience building and scaling distributed systems. Background in developing high-performance, low-latency systems. Hands-on work with indexing and retrieval techniques. Familiarity with hybrid retrieval systems. Comfort working collaboratively across multiple teams.

Join Our MissionFoundation is on the lookout for exceptional engineers to propel our mission of modernizing the homebuilding industry and enhancing the journey of purchasing, selling, and owning homes.About UsWith an impressive backing of $6.8 million from top venture capitalists, including Y Combinator, Foundation is formed by a team of former Opendoor professionals dedicated to revolutionizing residential real estate.Our flagship product serves as a pioneering customer experience platform tailored for homebuilders, akin to “Shopify for Homebuilders.” We collaborate with large-scale homebuilders to provide a cutting-edge digital customer experience, significantly boosting customer satisfaction and team productivity. In just two years, we’ve achieved notable product-market fit and rapid growth, supported solely by contract design.Our Growth PhasesWe are currently navigating the first of three interconnected growth phases:Innovative, AI-driven vertical SaaS for homebuilding - a public-scale potential in its own right.The enterprise ecosystem for real estate - enabling collaboration among adjacent trillion-dollar industries including lending, title, home insurance, and home services.The AI-native home operating system and interface - leveraging the network effects of the enterprise ecosystem to deliver transformative AI experiences for homebuyers and homeowners. Discover, purchase, and manage your home seamlessly with Foundation.Your RoleIn this pivotal role, you will contribute to creating the most reliable and modern customer experience platform within the homebuilding sector, transitioning traditional workflows into the AI era with insight, pragmatism, and empathy.You will work closely with product and customer teams, engaging in comprehensive stack development, collaborating with design and go-to-market teams, and owning significant portions of the platform from initial discovery to production refinement. Our focus is on real businesses, real revenue, and real users who require robust and reliable tools.

Join Our Team as a Lead DesignerFoundation is on the lookout for an innovative Lead Designer to advance our core mission: modernizing the homebuilding industry and enhancing the experience of buying, selling, and owning homes.About FoundationWith $6.8 million in support from prominent venture capitalists including Y Combinator, Foundation is revolutionizing residential real estate, coming from a team formerly at Opendoor.Our flagship product is a comprehensive customer experience platform for homebuilders, akin to “Shopify for Homebuilders.” We collaborate with large-scale homebuilders to provide a modern digital customer experience, significantly improving customer satisfaction and team productivity. In just two years, we have achieved evident product-market fit and rapid growth, all with contract design support.Growth PhasesWe are currently navigating the first of three key growth phases:Transformative, AI-driven vertical SaaS for homebuilding.The enterprise ecosystem for real estate that fosters collaboration and unlocks opportunities across related trillion-dollar industries.The AI-native home operating system that supports a seamless experience for homebuyers and homeowners.Role OverviewAs our first hands-on design leader, you will collaborate closely with our founders, customers, and engineering team. We are seeking a full-stack, impact-driven designer passionate about transforming a vital sector of the U.S. economy and redefining design for the AI era.Your contributions will be pivotal in propelling Foundation into its next growth stages, focusing on the convergence of design, AI, and real estate innovation.

About Our TeamThe Applied Foundations team at OpenAI is at the forefront of safeguarding our innovative technology against diverse adversarial threats. Our primary mission is to ensure the integrity and security of our platforms as they grow.We are dedicated to defending against financial misuse, large-scale attacks, and other forms of exploitation that could compromise user experience or destabilize our operations. The Integrity Foundations team lays the groundwork and infrastructure to support this critical mission.About the RoleAt OpenAI, we aim to advance artificial intelligence in a manner that is safe, reliable, and aligned with broader societal values. The role of Software Engineer in Applied Foundations is vital for maintaining the dependability of our platforms. You will play a key role in developing strong defenses against a variety of adversarial behaviors that threaten our ecosystem.In this position, you will collaborate with our entire engineering team to design and implement systems that detect and prevent abuse, promote user safety, and mitigate risks across our platform. You will be at the forefront of our initiatives to responsibly and sustainably harness the vast potential of AI.Key Responsibilities:Design and enhance systems to identify and prevent various forms of abuse, including financial fraud, botting, and scripting.Work collaboratively with cross-functional teams to create solutions that defend against adversarial attacks while preserving an optimal user experience.Assist in responding to active incidents on the platform and develop new tools and infrastructure to address fundamental challenges.You will excel in this role if you:Possess a minimum of 3 years of professional experience in software engineering.Have experience in setting up and maintaining production backend services and data pipelines.Exhibit a humble attitude, a willingness to support colleagues, and a commitment to team success.Demonstrate self-direction and enjoy innovating solutions to complex problems.Take ownership of issues from start to finish and are eager to acquire any necessary knowledge to achieve your goals.Have a passion for AI safety in production environments and the skills to build effective software systems.

Senior Software EngineerEngineeringProlific is at the forefront of AI innovation, crafting the essential human data infrastructure that is transforming the AI development landscape. In an era where foundational AI technologies are becoming increasingly common, it is the quality and diversity of human-generated data that sets apart leading products and models.The roleWe seek impact-driven Software Generalists to join our expert team dedicated to supporting frontier model creators and enterprise AI application developers. As a full-stack engineer, you will collaborate across Prolific’s various domains to address customer and product challenges.This position offers an exhilarating chance to engage directly with pioneering AI companies, making vital technical decisions that balance agile startup execution with scalable, reliable engineering practices, as Prolific transforms research within the AI community. You will regularly collaborate in person with customers and our US team, while also working closely with our technology teams based in the UK.What you’ll bring to the roleOver 4 years of experience in a product engineering roleAbility to translate business concepts into effective software modelsCapacity to quickly learn and adapt across the breadth of Prolific’s domainsExperience working with both monolithic and distributed systemsExcellent communication and collaboration skills for direct customer interactionStrong understanding of modern web applications and architecture design patternsExperience in supporting applications within production environmentsSound judgment in technical decisions

At Kargo, we are dedicated to creating a vital link between the tangible world of freight and the digital platforms that facilitate its management. Our belief is that innovations in smart infrastructure are essential for fostering a safer and more efficient logistics future. Our advanced loading dock sensor platform verifies all incoming and outgoing freight, consolidating data that empowers shippers and carriers to effectively oversee dock operations, transition suppliers, and monitor material flow in real-time. We are deeply committed to providing exceptional solutions for our customers. By joining the Kargo team, you will have the chance to design and implement cutting-edge hardware and software solutions that will transform the logistics industry.

Join our dynamic team at idler as a Senior Software Engineer, where your expertise will lead the development of innovative software solutions that impact our clients and users. In this role, you will collaborate with cross-functional teams, enhance existing applications, and contribute to new product development. Your technical skills will be vital in ensuring top-notch performance and security in our software products.

Join Checkr as a Senior Software Engineer and play a crucial role in shaping our technology stack to improve background check services. As part of our dynamic engineering team, you will develop scalable solutions, implement best practices, and collaborate with cross-functional teams to enhance our platform.

Join CompanyCam as a Senior Software Engineer and be a pivotal part of our innovative team in San Francisco. We are seeking a highly skilled software engineer who is passionate about creating exceptional software solutions that enhance the user experience. In this role, you will collaborate with a talented group of engineers and product managers to develop cutting-edge applications that meet the needs of our customers.As a Senior Software Engineer, you will not only be responsible for writing high-quality, maintainable code but also for mentoring junior developers and contributing to architectural decisions. If you thrive in a dynamic environment and are eager to take on challenging projects, we want to hear from you!

Role overview Metriport seeks a Senior Software Engineer in San Francisco to help shape and maintain software systems that serve client needs. The position centers on developing scalable solutions and enhancing the reliability of Metriport’s products. What you will do Design, develop, and implement software with a focus on quality and scalability. Collaborate with cross-functional teams to define and launch new features. Enhance the performance, reliability, and responsiveness of Metriport applications. Bring engineering expertise to both existing products and new initiatives. About Metriport Metriport creates software products for clients in San Francisco and other locations. The team values strong technical skills, collaboration, and a steady commitment to delivering dependable solutions.

At Comulate, we are revolutionizing the insurance back office through the power of AI. Our innovative platform streamlines costly and labor-intensive accounting processes, marking the beginning of our mission to unlock the vast sums spent on manual insurance operations. Our Series B funding, announced in early 2025 and led by BOND & Workday, follows a period of remarkable growth and ambitious expansion plans.Why Join Us?Unprecedented growth trajectory, achieving 8-figure ARR within just three years, placing us in the 95th+ percentile of startup growth.Demonstrated strong product-market fit, with users praising our platform as “the best thing since sliced bread” and “life-changing”.A lean and talented team focused on developing category-defining products for prominent public and private enterprises, driving significant ROI and sustainable operations.We are making bold, innovative bets for a dedicated customer base, with an exciting pipeline of new clients on the horizon.We are just beginning to realize our vision and are well-positioned to integrate AI into crucial workflows across the insurance sector.Role OverviewWe are seeking a Senior Software Engineer to join our in-office team in San Francisco. You will be responsible for developing essential systems, services, and customer-facing features from start to finish. Your work will involve transforming high-level objectives into tangible outcomes, navigating ambiguity, and innovating to discover optimal solutions. As an early member of our team, you will play a crucial role in shaping our company culture and team dynamics.Our technology stack includes: TypeScript, Node, Postgres, React, GraphQL (Apollo), and Next.js.Discover more about our engineering culture and insights on our engineering blog.Are You a Good Fit?A strong desire to innovate and improve software processes.

Join Zip as a talented Software Engineer in our AI Foundation team, where you'll play a crucial role in developing innovative AI solutions. This position offers the opportunity to work on cutting-edge technologies and contribute to projects that impact millions. If you have a passion for artificial intelligence and software development, we want to hear from you!

About SydecarAt Sydecar, we are dedicated to revolutionizing the private markets. Our mission is to enhance accessibility, transparency, and liquidity in these markets by transforming the creation and execution of investment vehicles.We are more than just a platform; we are a trusted ally in the venture capital ecosystem. Our commitment lies in simplifying and standardizing the private investment experience, enabling capital allocators to discover and nurture visionary entrepreneurs who are shaping the future.Our user-friendly platform takes care of the essential behind-the-scenes tasks, from automating banking processes and ensuring compliance to managing contracts, taxes, and reporting. This allows our investors to focus on what truly matters: making impactful deals and fostering meaningful relationships.Join us at Sydecar as we lead the charge in transforming private investing.The OpportunityWe are actively seeking Senior Software Engineers to help us redefine the future of private markets. At Sydecar, we empower investors to support entrepreneurs and startups by simplifying the deal execution process behind the scenes. In this role, you will be instrumental in developing powerful, intuitive tools that streamline deal-making.As a member of our engineering team, you will work within a collaborative and high-trust environment that prioritizes ownership, thoughtful execution, and a sustainable work pace. You will face exciting challenges, from launching new features for Fund+ to scaling our infrastructure and enhancing our successful SPV product to delight and empower our users.If you are eager to collaborate with a talented and supportive team where your contributions truly matter, you will find a welcoming home at Sydecar.About Our Engineering TeamsWe are hiring across multiple teams and look forward to matching engineers with roles that fit their interests and strengths. Whether you excel in full stack, front end, or backend development, we have opportunities tailored to your skills and career aspirations.

About ChestnutChestnut is pioneering the first AI-native operating system designed specifically for insurance distribution, revolutionizing how the $1T+ insurance industry manages its most significant expenditures: sales and distribution.Supported by a16z, we are replacing outdated systems with a cutting-edge, adaptable platform that empowers carriers to automate intricate workflows, maximize every distribution dollar, and unlock new avenues for growth. Our partnerships with major insurers are already in place, and early adopters are witnessing substantial expansion.We are on the brink of a generational shift in platforms. Recent advancements in agentic AI enable us to automate processes that were once manual and fraught with errors. After years of developing the necessary data model and context layer, we are now scaling with urgency.At Chestnut, we believe that small, high-context teams, equipped with industry-leading tools and talented colleagues, can deliver exceptional results. We embody the concept of being AI-lean: striving for 10x productivity gains that allow us to amplify our impact beyond our headcount.If you are passionate about modernizing the infrastructure of one of America’s most vital industries, we would love to connect with you. Whether you are enhancing core product experiences or laying the foundation for intelligent automation, your contributions will accelerate a transformative journey that occurs once in a generation.Engineering at ChestnutWe are constructing the modern infrastructure necessary for AI-driven insurance operations. This entails well-organized data models, real-time event pipelines, robust APIs, and user-friendly tools that facilitate collaboration between humans and agents.As a Senior Software Engineer at Chestnut, you will be part of a high-agency, cross-functional team dedicated to delivering impactful features rapidly. You will work across the entire tech stack, contribute to system design, and help shape the technical culture as we expand.

Join our innovative team at SquareTrade as a Senior Software Engineer. In this pivotal role, you will contribute to the design and development of cutting-edge software solutions that enhance customer experiences. You will collaborate with cross-functional teams to deliver high-quality software products that align with our mission of providing exceptional service.

Join our dynamic team at jobsforhumanity as a Senior Software Engineer, where you will play a pivotal role in creating innovative software solutions that empower communities and enhance user experiences. We are looking for an experienced engineer who is passionate about coding and thrives in a fast-paced environment.