Research Engineer Specializing in Search and Information Retrieval

Role Overview Hinge Health is hiring a Senior Software Engineer focused on Search at our San Francisco headquarters. This role centers on building and refining search features that help users find what they need quickly and easily. The work supports our mission to improve healthcare experiences through technology. What You Will Do Design and implement advanced search functionality for our platform Work closely with teams across engineering, product, and design to deliver solutions that improve user experience Contribute ideas and code that shape the direction of our search systems Who We’re Looking For Experience building or improving search features in software products Interest in solving technical challenges that impact healthcare Comfort working with cross-functional teams

At Ironclad, we are revolutionizing the way legal agreements are managed with our leading AI contracting platform. We transform contracts into valuable assets, enabling faster processing, immediate insights, and empowering agents to drive projects forward, all while maintaining user control. Ironclad integrates the entire contracting process into a single intelligent platform, giving organizations the visibility they need to remain ahead of the curve. Trusted by pioneering organizations such as OpenAI, the World Health Organization, and the Associated Press, we are committed to accelerating business operations worldwide.Recognized as an industry leader, Ironclad is a proud recipient of accolades like Leader in the Forrester Wave and Gartner Magic Quadrant for Contract Lifecycle Management, a Fortune Great Place to Work, and one of Fast Company’s Most Innovative Workplaces. We have also earned spots on Forbes’ AI 50 and Business Insider’s list of Companies to Bet Your Career On. With backing from top investors including Accel, Y Combinator, Sequoia, BOND, and Franklin Templeton, we’re poised for significant growth. Explore more about us at www.ironcladapp.com or follow us on LinkedIn.Engineering at IroncladAs a Senior Software Engineer specializing in Search and Discovery, you will collaborate across teams to identify business challenges and architect innovative solutions. Your work will enable legal professionals to scale their operations exponentially. We seek forward-thinking engineers who understand UI performance as a fundamental engineering challenge. If you have a passion for optimizing rendering cycles, refining critical path CSS, and creating accessible, top-tier experiences in a collaborative and high-growth environment that values remote flexibility and technical excellence, we invite you to help us reshape the legal industry.Search and Discovery TeamWe believe that 'legal software' should not feel outdated. Our goal is to enhance global business efficiency by providing real-time, actionable contract intelligence. The Search & Discovery team is dedicated to crafting seamless user experiences that surface critical insights through intuitive features and an elegant UI. In this role, you will not just be building components; you'll be designing the entire feature lifecycle, enabling users to visualize, edit, and extract complex legal data instantly, turning extensive document collections into valuable insights.This role entails addressing the significant technical challenges associated with rapid growth, including optimizing UI render cycles for data-intensive workflows.

Role overview Foxglove seeks a Senior Software Engineer specializing in Search & Curation for its San Francisco office. This role centers on developing and enhancing software that powers search features and content curation tools used throughout Foxglove’s products. What you will do Design and build new software solutions to improve search capabilities and make content curation more efficient. Collaborate with colleagues from various teams to deliver stable, well-crafted products. Architect scalable systems that can adapt to growth and changing needs. Tune and optimize search algorithms to achieve better speed and accuracy.

Mapbox stands as a premier real-time location platform, empowering a new generation of location-aware businesses. Our platform uniquely provides organizations with a comprehensive suite of tools essential for navigating people, packages, and vehicles across the globe. With over 4 million registered developers choosing Mapbox for its flexibility, security, and privacy compliance, companies leverage our applications, data, SDKs, and APIs to craft tailored and immersive experiences that captivate their customers.About the Search Data TeamThe Search Data team is responsible for providing address, place, and points of interest (POI) data for global searches across various countries. This functionality is critical for our clients’ applications, and our team collaborates closely with the Maps and Navigation divisions at Mapbox. We handle batch data from a multitude of sources, utilizing ETL data pipelines to prepare it for our search engines. This work presents diverse challenges, including algorithm development, scalability, and quality assessment. As a Software Development Engineer on the Search Data team, you will engage with vast datasets—hundreds of millions of records—playing a crucial role in developing sophisticated mapping and navigation software for vehicles, web applications, and mobile devices.With AI increasingly integrated into engineering workflows, we seek engineers who can thoughtfully incorporate AI into design, development, and decision-making. Our interview process will include discussions surrounding your use of AI in engineering.

Are you passionate about making a difference? Join our team! At GoFundMe, we're proud to be the leading platform for community support, enabling individuals and nonprofits to connect and uplift each other. Since our inception in 2010, we've facilitated over $40 billion in fundraising efforts, helping countless people in times of need. We are currently seeking a talented Senior Search Engineer to spearhead the design and implementation of our next generation of search and retrieval systems, incorporating cutting-edge machine learning technologies and generative AI applications. You will work alongside a dedicated team to create impactful solutions that enhance user experiences and drive business success. Please note that candidates for this role must be located in the San Francisco Bay Area, as this position requires in-office attendance three times a week.

The Atlas Search Systems group at MongoDB builds and maintains the infrastructure behind Atlas Search, a multi-cloud service that enables advanced full text and vector search queries using the MongoDB Query Language. This team focuses on keeping the system scalable, observable, and reliable for both customers and engineers. As adoption of Atlas Search grows, the group delivers core infrastructure to support expanding demand. Role overview This Software Engineer III position centers on developing and maintaining the infrastructure that powers Atlas Search. The work involves supporting both customer-facing and internal engineering needs for search functionality across multiple cloud platforms. What you will do Develop and maintain infrastructure for Atlas Search Deploy and monitor search systems across AWS, Google Cloud, and Microsoft Azure Create scalable solutions to handle large datasets and demanding workloads Support search features for both customers and internal teams About Atlas Search Atlas Search enables advanced full text and vector searches on data in MongoDB Atlas, spanning AWS, Google Cloud, and Microsoft Azure. With the MongoDB Query Language, users can focus on relevance and data retrieval without managing underlying search complexity. Location and work model This role is based in San Francisco, CA. Both in-office and hybrid work arrangements are supported.

Product Engineer — SearchJoin Firecrawl as a Product Engineer and take charge of our developer-focused search experience. You will bridge the gap between groundbreaking research and practical application, transforming retrieval and ranking advancements into a product that developers find indispensable. This role is unique as it combines deep technical expertise with a passion for user experience. In our dynamic team of 26, you will play a pivotal role in delivering impactful product enhancements.Salary Range: $180,000–$290,000/year (This range applies to U.S. employees, with adjustments made for international employees based on local cost of living. More information on our compensation structure can be found here.)Equity Range: Up to 0.15%Location: San Francisco, CA or Remote (Americas, UTC-3 to UTC-10)Job Type: Full-TimeExperience: 3+ years of experience in applied reinforcement learning, machine learning engineering, or model training with production systems.Visa: US Citizenship/Visa required for San Francisco; N/A for Remote positions.About FirecrawlAt Firecrawl, we simplify data extraction from the web, equipping developers to seamlessly convert URLs into LLM-ready markdown or structured data through a single API call. In just a year, we have achieved 8 figures in annual recurring revenue and garnered over 100k GitHub stars by providing the fastest solutions for developers seeking LLM-ready data.We are a nimble, technically adept team focused on building essential infrastructure that superintelligence will leverage to gather web data. Our approach is to ship quickly and deliver profound results.What You'll DoImplement noticeable search enhancements. Transform research-driven retrieval and ranking improvements into tangible product modifications that resonate with developers. You understand that a 200ms latency decrease translates to a superior product. You will manage the entire process: from API modifications to documentation updates and illustrative examples.Oversee the search API comprehensively. You will be accountable for the integration and usability of Firecrawl's search endpoint. This encompasses response formats, latency, error handling, pagination, and filtering — every interaction a developer experiences. Your keen attention ensures that every developer's touchpoint is optimized for performance and usability.

At Crusoe, our vision is to enhance the availability of energy and intelligence. We are at the forefront of developing solutions that empower individuals to innovate boldly with AI, all while ensuring that we uphold principles of scalability, speed, and sustainability.Join us in driving the AI revolution through sustainable technology at Crusoe. You will play a pivotal role in fostering innovation, making a significant impact, and collaborating with a team that is leading the way in responsible and transformative cloud infrastructure.About the RoleWe are on the lookout for a Senior Software Engineer to take on the role of founding engineer within our new Enterprise Software Engineering team in IT. You will work closely with the Director to develop internal tools, automation processes, and integrations that remove manual tasks and address critical operational challenges across the organization.This role transcends traditional enterprise IT positions. You will leverage AI-assisted development as your primary method, delivering production-quality software within days instead of months, while laying the groundwork for future team members. As you grow in this role, your primary contributions will focus on defining specifications, context, and reusable patterns to guide AI agents, while still engaging in hands-on coding for the most complex challenges.Your ResponsibilitiesDesigning and deploying internal tools, automation, and integrations that provide measurable benefits across Finance, Operations, HR, and other business functions.Utilizing AI-assisted development as your standard workflow, which includes drafting specifications, creating prompts, reviewing AI-generated code, and iterating quickly.Establishing foundational technical patterns such as coding standards, project conventions, reusable components, and context files that facilitate AI-driven development.Creating and managing integrations between enterprise systems through APIs, middleware, and data pipelines.Developing solutions across a versatile environment that combines cloud application platforms with internal GPU compute for AI workloads.Collaborating with business teams during rapid prototyping sessions, then refining prototypes into production-ready systems complete with testing, monitoring, and documentation.Setting up CI/CD pipelines, automated testing, and quality assurance measures for all solutions delivered.Taking ownership of solutions from end to end, covering everything from specification and implementation to deployment and production support.

About Our TeamAt OpenAI, we are dedicated to extending the reach of our advanced AI technology through innovative products like ChatGPT and the OpenAI API. Our mission is to learn from deployment and share the benefits of AI, while prioritizing safety and responsible usage over unchecked growth.Role OverviewWe are on the lookout for a seasoned Research Engineer to spearhead efforts in retrieval and search across our API and ChatGPT platforms. As the AI landscape continues to evolve, retrieval and search capabilities have emerged as pivotal for our models. You will play a crucial role in developing search-based product experiences that will impact millions of users globally.In this position, your responsibilities will include:Collaborating closely with our research team to advance retrieval and search algorithms across various domains such as document search, enterprise search, knowledge retrieval, and web-scale search.Implementing these search methodologies into production for both the API and ChatGPT, enhancing user experiences for millions.Investigating cutting-edge research topics in retrieval and search to inform our product strategy for the future.Working together with researchers, engineers, product managers, and designers to introduce new features and innovations.Ideal Candidate ProfileYou will thrive in this role if you:Possess substantial experience in building and maintaining production-level machine learning systems.Have a background in working with vector databases, search indices, or other data storage solutions tailored for search and retrieval applications.Are proficient in developing and refining internet-scale search systems.Exhibit a strong sense of ownership over projects and are eager to acquire new skills to tackle challenges effectively.Demonstrate the ability to work swiftly in an environment with evolving parameters and competing priorities.

Join Exa as we embark on an ambitious journey to create a cutting-edge search engine tailored for AI applications. Our team is dedicated to constructing a robust infrastructure capable of crawling the web, training advanced embedding models for indexing, and building highly efficient vector databases in Rust for optimal search performance. With our state-of-the-art $5M H200 GPU cluster, we consistently engage tens of thousands of machines to deliver unparalleled results.As the Engineering Manager, you will lead a dynamic team, fostering innovation and driving us towards achieving groundbreaking technological advancements. Our team is not only exceptionally skilled but also a joy to work with, making this an exciting opportunity.

Join our dynamic team at dept as a Senior Account Manager for Paid Search! In this role, you will be pivotal in driving client success and optimizing their paid search strategies. You will collaborate closely with clients to understand their goals, develop strategic campaigns, and analyze performance metrics to ensure continuous improvement.Your expertise in the digital marketing landscape and paid search will empower clients to reach their targets effectively. You will lead a team of specialists while fostering a culture of innovation and excellence.

The Trade Desk is a leading global technology company dedicated to fostering a better, more open internet for everyone through principled, intelligent advertising. With the capability to handle over 1 trillion queries daily, our platform operates at an unparalleled scale. We pride ourselves on our award-winning culture, built on the foundations of trust, ownership, empathy, and collaboration. We appreciate the unique experiences and perspectives that every individual brings to The Trade Desk, and we are committed to creating inclusive spaces where everyone can express their authentic selves at work. If you are passionate about solving complex problems at scale and are eager to join a dynamic, globally-connected team where your contributions will significantly impact the media ecosystem, we invite you to explore why Fortune magazine consistently ranks The Trade Desk among the top small to medium-sized workplaces worldwide. As a Senior Software Engineer, you will have end-to-end ownership, allowing you to engage in various facets of designing, building, and delivering data-centric products for our stakeholders. At The Trade Desk, we focus on constructing the back-end infrastructure of our platform with an unwavering commitment to quality at scale. Whether developing components for our client-facing applications, crafting internal custom solutions for our teams, or building model pipelines for bidding optimizations, we ensure that the infrastructure, development processes, and tools empower us to execute efficiently. Our systems operate continuously, serving global traffic, and we collaborate in a highly cooperative environment while leveraging a diverse array of technologies. Our back-end developers tackle algorithmic, optimization, and scalability challenges across all our initiatives.

Merge stands at the forefront of innovation, delivering cutting-edge tools and customer-centric integrations tailored for emerging LLMs, Fortune 500 corporations, and B2B SaaS enterprises. Our platform encompasses two primary offerings: Merge Unified, which allows organizations to seamlessly incorporate a multitude of integrations through a single API, and Merge Agent Handler, which equips AI agents with secure access to a wide array of third-party tools. Trusted by thousands, Merge's enterprise-level platform streamlines the entire integration lifecycle, ensuring robust authentication, security, monitoring, and maintenance. Our solutions empower companies to accelerate product development, enhance sales efficiency, minimize customer churn, and conserve engineering resources, enabling them to concentrate on their core offerings. Key Responsibilities:Lead discussions on roadmapping and architectural strategies.Develop high-quality, production-ready, and maintainable code.Steer Merge's most significant projects from conceptualization to deployment.Support and empower your team, including engineers, designers, product managers, and business operators.Ideal Candidate Profile:7+ years of professional software engineering experience.Proficiency with frameworks such as Django, Rails, or Spring.In-depth understanding of SQL databases, preferably Postgres.Projects You May Engage In:Scaling Core Systems: Identify and resolve performance bottlenecks in our data syncing engine, lead large-scale migrations to more efficient technologies and storage solutions, and drive initiatives to enhance system throughput.Product Innovation: Design adaptive syncing paradigms that facilitate advanced customization across model normalization, scheduling, data filtering, and API rate limit management.New Revenue Streams: Collaborate on the development of features that open new avenues for revenue generation within the platform.

MidiHealth is seeking a Senior Software Engineer to join the Platform Engineering team. This hybrid role is based in the SF Bay Area and centers on building and enhancing the software that drives MidiHealth’s healthcare technology platform. The work contributes directly to improving patient outcomes through technology. Key responsibilities Design and develop software solutions for the core platform Collaborate with engineering, product, and cross-functional teams to deliver integrated features Support the reliability and scalability of the platform Location This position requires regular on-site work in the SF Bay Area as part of a hybrid schedule.

About NeonNeon is an innovative global payments and e-commerce platform dedicated to empowering game publishers with greater financial autonomy and independence from traditional app stores. We advocate for open and transparent commerce: providing our partners with clear decision-making processes, actionable insights, and aligned incentives. Founded by industry veterans with extensive backgrounds in payments, fintech, and gaming, Neon prioritizes excellence in product development and partnerships. We collaborate closely with our clients, sharing insights, navigating decisions, and minimizing risks and complexities. Our mission is to replace outdated systems with clear, modern, and developer-focused infrastructure.As an early member of our team, you will play a pivotal role in shaping and scaling Neon’s products and cultural ethos, directly influencing our growth and success. You’ll be part of a diverse, collaborative team comprised of talent from esteemed organizations such as Apple, Affirm, Unity, and Visa. Backed by prominent venture capitalists like Thrive, a16z, Griffin Gaming, Ribbit, and Renegade, we invite you to join us in building disruptive technology that challenges the status quo and empowers game creators to thrive on their own terms.About the RoleWe are on the lookout for a Senior Software Engineer to lead the development of one of our crucial workstreams. As a design-oriented engineer, you will transform innovative concepts into functional, aesthetically pleasing products on a blank canvas. Your contributions will span the full technology stack, as you engage hands-on in building and scaling a core product that enhances financial independence for game developers.What You’ll DoCreate and maintain both front-end and back-end components of our platform.Work collaboratively with product leaders, designers, and other engineers to define, design, and deliver new features.Ensure that all features are scalable, performant, secure, and user-friendly.Write clean, maintainable, and efficient code, engage in code reviews, and uphold comprehensive documentation.What We Look ForMinimum of 5 years of software engineering experience.Proficient in full-stack development with a strong emphasis on React and TypeScript.A passion for continuous learning and adaptability across the technology stack as the team evolves.Highly productive, demonstrating ownership of key initiatives and delivering impactful results.Experience in leading teams or projects and a passion for mentoring others to enhance their skills.Willingness to work from our San Francisco or New York City offices.Join Neon and be a part of our journey!

Join Discord, a platform that captivates over 200 million monthly users, primarily gamers, who collectively dedicate 1.5 billion hours to diverse gaming experiences. At Discord, we are committed to enhancing communication and social interactions in the gaming realm, making it more enjoyable for users to connect before, during, and after their gaming sessions.We are on the lookout for an enthusiastic and mission-driven Senior Software Engineer to become a vital part of the Notifications team at Discord. This team plays a crucial role in ensuring users stay engaged and connected through our platform. As part of a multidisciplinary squad, you will collaborate with engineers across various domains including user experience, infrastructure, and machine learning to deliver notifications that are both meaningful and valuable.As a full-stack engineer who is data-driven and has a strong product sense, you will thrive in our collaborative environment, tackling intricate challenges across the entire technology stack.

About WorkWhileAt WorkWhile, we are dedicated to empowering hourly workers to achieve financial stability and improved quality of life. With over 80 million Americans engaged in hourly employment, many face unpredictable schedules, low wages, and scarce benefits, which can lead to economic hardship.Our innovative platform is transforming the landscape of frontline work by fostering a more adaptable and effective labor market. Leveraging advanced AI technology, WorkWhile enables businesses to swiftly connect with top-tier talent. Workers enjoy same-day pay, complimentary telehealth services, opportunities for skill advancement, and the flexibility to select shifts that align with their expertise and personal schedules.Our ambitious aim is to harmonize incentives and address inefficiencies in the labor market, challenging the $650 billion staffing and recruiting industry. Supported by Khosla Ventures and celebrated by the Inc. 5000 for remarkable growth, WorkWhile is at the forefront of redefining the future of work.

At Exa, we are pioneering the development of a cutting-edge search engine tailored for AI applications. Our mission involves constructing a robust infrastructure capable of crawling the web, training advanced embedding models for indexing, and creating high-performance vector databases using Rust for efficient search capabilities. Additionally, we manage a $5M H200 GPU cluster that powers tens of thousands of machines.As a Developer Relations Engineer, you will be a vital link between Exa and the global developer community. We are crafting an unprecedented API that democratizes access to knowledge, and your role will be instrumental in promoting it through engaging demos, social media interactions, hackathons, and comprehensive API documentation. Are you ready to ignite excitement around the future of search technology?

About UsAt Imprint, we are revolutionizing the landscape of co-branded credit cards and financial products, making them smarter, more rewarding, and fundamentally brand-centric. Our partnerships with leading brands such as Crate & Barrel, Rakuten, Booking.com, H-E-B, Fetch, and Brooks Brothers empower us to launch innovative credit programs that enhance customer loyalty, unlock significant savings, and drive business growth. Our advanced platform integrates cutting-edge payment infrastructure with intelligent underwriting and an intuitive user experience, enabling brands to offer powerful financial solutions without the complexities of becoming a traditional bank.With co-branded cards accounting for over $300 billion in annual spending in the U.S. and most still relying on outdated banking systems, Imprint stands as the modern alternative: flexible, technology-driven, and tailored for today’s consumer. Supported by esteemed investors such as Kleiner Perkins, Thrive Capital, and Khosla Ventures, we are assembling a world-class team to innovate how payments are made and how brands evolve. If you thrive in a fast-paced environment, enjoy tackling complex challenges, and want to make a tangible difference, we invite you to join us.Discover more about our journey on Imprint's Technology blog.Your RoleLead the architecture, development, and deployment of sophisticated, high-performance backend systems that align with our business goals.Mentor junior and mid-level engineers through comprehensive code reviews, technical guidance, and knowledge sharing to foster their growth.Collaborate with cross-functional teams—including product managers, designers, and business stakeholders—to translate requirements into effective technical specifications and deliver impactful solutions.Work alongside leadership to nurture a diverse, inclusive, and innovative engineering culture.Partner with product and design teams to create and implement seamless, customer-centric experiences.Drive ongoing optimization of system performance, scalability, and reliability to meet rapid growth and changing business needs.Proactively identify technical debt, performance bottlenecks, and opportunities for architectural enhancements.Contribute to architectural decisions and help define the technical strategy for backend engineering.Shape technical direction and influence key architectural decisions that will impact the future of our platform.Promote engineering best practices and establish standards that enhance code quality across the organization.