Senior Software Engineer - Search and Discovery

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you to help us reshape the legal industry.Search and Discovery TeamWe believe that 'legal software' should not feel outdated.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 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

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.

About Chai DiscoveryChai Discovery is at the forefront of innovation, developing cutting-edge AI models that are revolutionizing the process of drug discovery. Our dedicated team is passionate about reimagining the future of medicine, aiming to save lives through advanced technology.Our founding team comprises distinguished researchers and top-tier professionals from Silicon Valley, who have achieved remarkable milestones in AI for biology. With a history of co-inventing protein language models and creating state-of-the-art algorithms, we are proud to be backed by prestigious investors such as OpenAI, Thrive Capital, and many others.About the RoleAs a Product Engineer, you will play a key role in developing the Chai software platform. This includes creating tools for scientists to query models, visualize molecular structures, and analyze data, all while integrating AI into the workflow. You will collaborate closely with designers, machine learning researchers, and laboratory teams to transform complex scientific processes into repeatable solutions. Your focus will be on delivering reliable, elegant, and practical products, both at the surface level and behind the scenes.With Chai's models evolving from foundational research to real-world therapeutic applications, you have the opportunity to help bring groundbreaking AI-driven drug design solutions to market, working with a team that embraces both meticulousness and visionary optimism.

About Altos Labs Altos Labs is committed to revitalizing cellular health and resilience to address disease, injury, and lifelong disabilities. Learn more at altoslabs.com. Our Principles and Culture Everyone at Altos Labs plays a part in our mission. The company values contributions from all team members and fosters a collaborative, inclusive environment. Altos Labs ranks among the Top 3 Biotech Companies and is featured in Forbes 2026 Best Startups in America. Diversity and inclusion are priorities, and the team is dedicated to making every employee feel valued for their perspective. Role Overview: Senior Scientist, Discovery Pharmacology Based in the San Francisco Bay Area, this laboratory-focused position supports the Drug Discovery and Development (3DS) division. The Senior Scientist will develop and run cell-based and biochemical assays, as well as complex in vitro models, to advance drug discovery efforts centered on rejuvenation biology and new therapies. What You Will Do Investigate and validate drug targets, defining mechanisms of action using a range of pharmacological approaches. Design, automate, and troubleshoot assays to support discovery goals. Analyze experimental data and present results to inform project direction. Maintain detailed records in an electronic lab notebook (ELN) to ensure reproducibility and data integrity. Work closely with cross-functional groups, including Product Development.

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.

Join Altos Labs as a Senior Automation Engineer in our Drug Discovery Development Sciences team. In this pivotal role, you will leverage your expertise to advance our automated systems, enhancing the efficiency and reliability of our drug discovery processes. You will collaborate with cross-functional teams to design, implement, and optimize automation solutions that drive scientific breakthroughs.

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.

About Chai DiscoveryChai Discovery specializes in developing cutting-edge AI models that revolutionize molecular design and redefine drug discovery processes. Our passionate team is dedicated to transforming the search for new cures and improving lives.Our founding team comprises top researchers and Silicon Valley experts, having achieved significant milestones in AI for biology. With a history of co-inventing protein language modeling and creating advanced folding algorithms, our technology has been embraced by leading pharmaceutical companies. We are proud to be supported by prestigious investors including OpenAI, Thrive Capital, Dimension, Conviction, Lachy Groom, Amplify, and others.About the RoleWe are seeking a dedicated Infrastructure Software Engineer focused on crafting robust, streamlined infrastructure solutions. You will develop the foundational compute and infrastructure systems that support our product offerings, model inference processes, and evaluation frameworks. Collaboration with product engineers, researchers, and our commercial team will be key to your success.You will have experience creating services that developers appreciate, successfully deploying and scaling AI/ML systems in production, and effectively anticipating potential challenges that may hinder the adoption of our platform by leading biopharmaceutical organizations.As Chai's models advance from protein structure prediction into practical therapeutic engineering, this role presents a unique opportunity to bring state-of-the-art AI drug design models to market, working alongside a team that is both detail-oriented and optimistic about the future.About YouYou are motivated by a mission to establish the benchmark for impactful AI technology. We are looking for candidates who possess:Software Experience:A Bachelor’s degree or equivalent experience in Computer Science or a related field.5+ years of experience in building production systems utilizing contemporary tools, collaborating with platform, security, and product teams.A keen ability to foresee infrastructure challenges.Comprehensive ownership of 24/7 infrastructure observability, alerting, and incident response.Experience in both 0-to-1 buildouts and 1-to-n scale-ups, along with a rich repository of best practices and strategies.Communication & Collaboration:A passion for code pair-reviewing, documentation, and knowledge sharing with peers.

About the Team The Atlas Search Systems group at MongoDB builds and maintains the infrastructure behind Atlas Search, a multi-cloud service that enables complex full text and vector search queries using the MongoDB Query Language. This team ensures the system is scalable, observable, and reliable for both customers and engineers. As more organizations adopt Atlas Search, the team continues to deliver core infrastructure to support rapid growth. What You Will Do Develop and maintain infrastructure powering Atlas Search Deploy and monitor search systems across multiple cloud providers Create scalable solutions that handle large datasets and demanding workloads Support both customer-facing and internal engineering needs for search functionality About Atlas Search Atlas Search lets users run advanced full text and vector searches across data in MongoDB Atlas, spanning AWS, Google Cloud, and Microsoft Azure. With the MongoDB Query Language, users focus on relevance and data retrieval, without managing the underlying search complexity. Location and Work Model This Software Engineer III role is based in San Francisco, CA. The position supports both in-office and hybrid work arrangements.

About Chai DiscoveryAt Chai Discovery, we are pioneering advanced AI models that revolutionize molecular design and the drug discovery process. Our dedicated team is committed to reshaping the landscape of therapeutic development, with the ultimate goal of saving lives.Our founders consist of elite researchers and industry leaders who have made groundbreaking contributions to AI applications in biology. They have co-invented protein language modeling, developed cutting-edge folding algorithms, and created AI solutions adopted by top pharmaceutical firms. We are proud to be backed by prominent investors, including OpenAI, Thrive Capital, Dimension, Conviction, Lachy Groom, and Amplify.About the RoleWe are looking for an AI Research Engineer to collaborate closely with our research scientists in designing, training, evaluating, and optimizing the core models and infrastructure at Chai. Our models are evolving from mere protein structure predictions into real-world therapeutic engineering applications. This is a unique opportunity to advance the field of AI-driven drug design while being part of a passionate team that balances cautious optimism with bold vision.Develop and enhance the infrastructure and tools that support our AI research initiatives.Work alongside AI researchers to explore, implement, and refine emerging research directions.Integrate AI models into production environments, ensuring they are scalable and reliable.About YouThe ideal candidate will have a background in high-performance computing, GPU programming, and AI/ML with large-scale data systems.A Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related discipline.Proficiency in programming languages such as Python, along with deep learning frameworks like PyTorch.A solid understanding of operating system internals.Familiarity with HPC infrastructure, including Slurm and Kubernetes.Experience in performance engineering and profiling for both CPU and GPU workloads.Proven ability in developing, building, and maintaining extensive ETL pipelines.We OfferInnovative Technology: Engage with cutting-edge technologies that have the potential to redefine therapeutic creation.Exceptional Team: Collaborate with renowned experts at the intersection of AI and biology.

Embrace the Future of E-Commerce at Whatnot!Whatnot stands as the premier live shopping platform in North America and Europe, where enthusiasts can buy, sell, and discover their favorite items. We are revolutionizing e-commerce by intertwining community, shopping, and entertainment into a personalized experience. As a remote co-located team, we thrive on innovation, grounded in our core values. With offices across the US, UK, Germany, Ireland, and Poland, we are collectively crafting the future of online marketplaces.From fashion, beauty, and electronics to collectibles such as trading cards, comic books, and live plants, our live auctions cater to diverse interests.And this is just the beginning! As one of the fastest-growing marketplaces, we seek bold, innovative problem-solvers across all sectors. Stay updated with the latest from Whatnot through our news and engineering blogs and join us in empowering individuals to transform their passions into thriving businesses while fostering connections through commerce. Role OverviewWe are on the lookout for intellectually curious and highly driven individuals to join us as foundational members in shaping our Discovery Platform. In this pivotal role, you will be instrumental in defining the technical trajectory and designing a robust, scalable Discovery system that aligns with our business growth, enhancing functionalities like feed, browse, search, and taxonomy systems, all while addressing the unique challenges of a live shopping marketplace!As a key player in a highly collaborative environment, you will make critical decisions on integrating retrieval, ranking through machine learning, real-time and stream processing, and content understanding, all aimed at curating a personalized discovery experience that enhances product iterations while ensuring reliability.The ideal candidate will possess experience in constructing discovery backend and data systems at scale, alongside the ability to collaborate closely with product engineers to address user needs while making informed trade-offs towards platform development. We often prototype new ideas rapidly and subsequently scale them, requiring an expert adept in both rapid experimentation and extensive system deployment.

Role overview Faire is seeking a Staff Backend Engineer to join the Discovery Experience team in San Francisco, CA. The focus of this position is on Search FX, where the goal is to improve search features so users can find what they need quickly and enjoy a seamless experience across the platform. What you will do Enhance and fine-tune backend search systems to provide relevant and rapid results. Collaborate with engineers, designers, and product managers to shape how users discover products. Apply technical expertise to build reliable and scalable solutions for search functionality. Collaboration This role involves frequent interaction with cross-functional teams. Sharing ideas, reviewing technical solutions, and helping guide the technical direction are all part of the work as the platform continues to grow.

ABOUT MITHRLAt Mithrl, we envision a future where innovative medicines are delivered to patients in mere months rather than years, and scientific advancements occur at unparalleled speed.Mithrl is pioneering the development of the world’s first commercially available AI Co-Scientist, a revolutionary discovery engine that swiftly converts complex biological data into actionable insights. Scientists can pose questions in natural language, and Mithrl will provide comprehensive analyses, propose novel targets, formulate hypotheses, and generate patent-ready reports—all in minutes.Our success is evident:Achieved 12X year-over-year revenue growthRecognized by leading biotech firms and major pharmaceutical companies across three continentsFacilitating real breakthroughs from target identification to improved patient outcomes.ABOUT THE ROLEWe are seeking a talented ML Engineer for our Discovery Applications team to create high-level, end-to-end scientific workflows that enhance decision-making within the Mithrl platform. This position focuses on developing the application layer that interacts with our AI Co-Scientist. You will play a crucial role in how scientists uncover biomarkers, validate targets, design experiments, and initiate early discovery programs that lead to IND-enabling studies.A strong understanding of the discovery and preclinical development cycle is essential for this role. You will need to comprehend how research teams transition from early target hypotheses to creating biomarker strategies, hit identification, lead optimization, and preclinical validation. Your applications will directly support decision-making across this continuum and will be utilized by scientists and program teams.Your responsibilities will include designing multi-step workflows that integrate analysis modules, ML models, domain-specific logic, and agentic reasoning into cohesive applications. These applications will encompass biomarker discovery, target identification, target validation, small molecule hit identification and optimization, as well as gene therapy workflows. Furthermore, you will adapt applications to incorporate new data modalities as our platform evolves.

Why Join Achira?Become part of an exceptional team comprised of scientists, ML researchers, and engineers dedicated to transforming the landscape of drug discovery.Engage with cutting-edge machine learning infrastructure at an unprecedented scale, leveraging extensive computing resources, vast datasets, and ambitious goals.Take ownership of significant projects from conception through to architecture and deployment on large-scale infrastructures.Thrive in a culture that values thoroughness, speed, and a proactive, builder-oriented mindset.About the RoleAt Achira, we are developing state-of-the-art foundation models that address the most complex challenges in simulation for drug discovery and beyond. Our atomistic foundation simulation models (FSMs) serve as comprehensive representations of the physical microcosm, encompassing machine learning interaction potentials (MLIPs), neural network potentials (NNPs), and various generative model classes.We are looking for a Software Engineer who is enthusiastic about distributed computing and its applications in machine learning. You will play a pivotal role in designing and constructing the infrastructure for our ML data generation pipelines, model training, and fine-tuning workflows across large-scale distributed systems.Your expertise will be crucial in ensuring our compute clusters are efficient, observable, cost-effective, and dependable, enabling us to advance the frontiers of ML development. If you are passionate about distributed systems, performance optimization, and cloud cost efficiency, we encourage you to apply.You will be empowered to conceptualize and manage complex workloads across multiple vendors worldwide. Achira's mission revolves around computation, and providing seamless access to our uniquely tailored workloads at the lowest possible cost is critical to our success.

About Our Company:At Scribd Inc. (pronounced “scribbed”), we are driven by a mission to ignite human curiosity. As part of our innovative team, you will help shape a world filled with stories and knowledge, democratizing the exchange of ideas and empowering collective expertise through our flagship products: Everand, Scribd, Slideshare, and Fable.This job posting reflects a currently open position within our organization.We cultivate a culture where our employees can be authentic and courageous; where discussions are encouraged, and commitments are made as we embrace the unexpected; and where every team member is empowered to take initiative while keeping customer satisfaction at the forefront.In terms of workplace structure, we value a balance between personal flexibility and community engagement. Through our flexible work benefit, Scribd Flex, employees can collaborate with their managers to determine a working style that aligns with their individual needs. A vital aspect of Scribd Flex is ensuring intentional in-person interactions to foster collaboration, culture, and connection. Therefore, occasional in-person attendance is required for all Scribd employees, regardless of their location.What do we seek in our new team members? We prioritize hiring individuals who embody “GRIT” – a blend of passion and perseverance towards achieving long-term goals. At Scribd Inc., we recognize the transformative potential this mindset unlocks, and we encourage all our employees to adopt a GRIT-driven approach in their work. In practical terms, GRIT is also an acronym representing the standards we uphold: we seek candidates who demonstrate the ability to set and accomplish Goals, achieve Results, contribute Innovative ideas, and positively impact the broader Team through collaboration and attitude.About the Discovery Applications TeamThe Discovery Applications Team is at the forefront of Scribd’s Machine Learning and Discovery Engineering Division. This dedicated team is responsible for crafting customer-facing web experiences that enhance our cutting-edge search, recommendations, and generative AI features. As a full-stack team, we own the complete discovery experience across Scribd and Everand, transforming machine learning capabilities into intuitive, user-friendly features.By joining this team, you will play a pivotal role in delivering user value from our groundbreaking machine learning innovations, creating significant impacts through your contributions.

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.

Twitch is looking for a Software Development Engineer to join the Discovery team in San Francisco, CA. This position centers on building software that improves how users find and experience content on the platform. Role overview This engineer will help create and refine features that support discovery and innovation across Twitch. The work involves developing software solutions aimed at making the user journey smoother and more engaging. Collaboration The role involves working closely with teammates in a collaborative setting. Sharing ideas and contributing to group problem-solving are part of daily work. What Twitch values Interest in technology and software development Focus on improving user experiences Team-oriented mindset

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.