Senior Scientist, Discovery Biology at Rezo Therapeutics | San Francisco

About Rezo TherapeuticsRezo Therapeutics is an innovative biopharmaceutical company dedicated to revolutionizing drug development. Our vision is to significantly enhance the success rate of drug discovery through a comprehensive, disease-agnostic network biology platform that transforms our understanding of human diseases and their treatments. We employ a un…

Join Chai Discovery as an AI Research ScientistAt Chai Discovery, we are pioneering the development of advanced AI models aimed at revolutionizing molecule design and transforming drug discovery processes. Our dedicated team is passionate about reimagining how new cures are developed, ultimately aiming to save lives.Founded by a collective of leading researchers and seasoned Silicon Valley operators, our team has achieved groundbreaking milestones in AI applications for biology. Our founders have made significant contributions to protein language modeling and cutting-edge folding algorithms, and have successfully partnered with top pharmaceutical companies to implement AI solutions. We are proud to be supported by prestigious investors such as OpenAI, Thrive Capital, Dimension, Conviction, Lachy Groom, Amplify, and more.Role OverviewAs an AI Research Scientist, you will engage in innovative research focused on computational modeling for biological applications. Our projects extend beyond protein structure prediction into actual therapeutic engineering, offering you the opportunity to advance the field of AI-driven drug design, alongside a team that embodies a balance of critical thinking and optimistic vision.Your ProfileWe are looking for a driven AI Leader with extensive research experience and a commitment to pushing boundaries in therapeutic design. The ideal candidate should possess:Research Expertise:A Ph.D. or equivalent research experience in Machine Learning, Computational Biology, Bioinformatics, Computational Chemistry, or a related discipline.A robust publication record in leading ML or life-science journals (e.g., NeurIPS, ICML, Nature Methods, PLoS Computational Biology, J. Chem. Inf. Model., etc.).Technical Proficiency:Fluency in Python and familiarity with deep learning frameworks.Experience in training and evaluating large models using protein, antibody, or small-molecule datasets, or demonstrable transferable ML skills.Experimental Design & Analysis:Ability to convert scientific inquiries into manageable modeling experiments.Competence in managing extensive biological or chemical datasets, deriving significant metrics, and presenting findings to varied audiences.Collaboration & Communication:A collaborative spirit, eager to work with cross-functional teams including wet-lab scientists, software engineers, and product leaders.

What We Are Creating:At Medra, we are committed to harnessing the power of AI, robotics, and biology to expedite life science research, with the ultimate vision of eliminating diseases. We are in the process of developing our innovative Physical AI Scientist platform: A Physical AI capable of operating scientific instruments with remarkable human-level precision. A Scientific AI designed to autonomously analyze results, reason about subsequent steps, and complete the scientific loop.This is an ambitious endeavor, but we are confident that a team of dedicated individuals with a sense of ownership can achieve remarkable outcomes.Role Overview:As a scientist on our client-facing team, your primary goal will be to integrate closely with your scientific peers at our customer sites, acting as a true collaborator to ensure that the Medra platform is delivering scientific results and adding value to their organization. You will immerse yourself in the scientific needs of our customers, employing the scientific method (hypothesis formulation, experimental design, analysis) to validate the effectiveness of our Physical AI Scientist platform within their workflows. You will maintain continuous communication with our end users (scientists) to anticipate and address any challenges, while also relaying insights and feedback back to the company to inform product enhancements.Internally, you will collaborate closely with the engagement manager and deployed engineers to ensure a successful implementation. You will work alongside a distinguished team of robotics, software, and hardware engineers, providing scientific oversight throughout the scoping, building, and deployment phases. You will become a super-user of our platform, understanding its capabilities and constraints, and applying creativity and scientific intuition to tackle complex problems.We seek an individual who acts with urgency and thrives in high-pressure environments. This is a rare opportunity to leverage your expertise to effect transformative changes in drug discovery through artificial intelligence and robotics, offering significantly more exposure than traditional biotech or pharmaceutical roles.Key Responsibilities:Serve as the scientific subject matter expert - comprehend customer needs and provide biological insights to steer scoping, product development, and prioritization of features.Design and conduct wet-lab experiments to validate Medra’s autonomous Physical AI against scientific KPIs and metrics.Collaborate with cross-functional teams to ensure product alignment with scientific objectives.

About Chai DiscoveryChai Discovery is an innovative applied research laboratory dedicated to revolutionizing the future of medicine. Our flagship product is a cutting-edge design suite for molecular development, powered by our advanced models. We empower scientists to engineer drugs with remarkable precision, unlocking the potential for superior medicines that benefit humanity.Founded by pioneers in the field, we have successfully raised $230 million from esteemed investors including Thrive, General Catalyst, OpenAI, and Dimension. We collaborate with leading life sciences companies such as Eli Lilly, which have committed to multi-year, eight-figure annual revenue partnerships with our platform.Chai Discovery is recognized for its exceptional talent, rigorous research culture, and rapid execution.About the RoleAs a Forward-Deployed Scientist at Chai, you will serve as a key user and exploratory pilot, harnessing the full potential of our platform. You will develop a deep understanding of its capabilities and limitations, utilizing your intuition and creativity to address complex challenges and targets. You will join a distinguished team of biologists, computational scientists, and AI researchers.Your primary responsibility will be to ensure that our collaborations with global life sciences partners surpass their expectations. Acting as our eyes and ears on the ground, you will relay your insights back to the team, aiding in the refinement of our products, models, and methodologies. You will become a trusted expert on our partners’ scientific and therapeutic needs, representing the best of what they could hope for.This role presents a unique opportunity to challenge the frontiers of science and artificial intelligence, providing exposure far beyond what is typical in a single drug program or traditional life sciences company.About YouOur ideal candidate possesses a blend of antibody engineering and computational protein design knowledge and is highly adaptable. You operate with a sense of urgency and an inherent curiosity about science and technology. You have strong organizational abilities and are driven by a desire for progress.PhD or equivalent experience in Antibody Engineering, Computational Biology, or Protein Sciences.Hands-on experience in the design and characterization of antibody-based biologics, with proficiency in molecular biology workflows, binding assays, and structural inspection using tools like PyMOL.Demonstrated ability in communication, collaboration, and execution.Ability to thrive under pressure.We OfferAn opportunity to engage at the frontier of AI alongside world-class professionals, contributing to a mission that is both impactful and transformative.

Join Us at Chai DiscoveryAt Chai Discovery, we are pioneering applied research in artificial intelligence to revolutionize biology. Our advanced AI models are engineered to create innovative molecules for groundbreaking medicines. Our software platform is increasingly being utilized by scientists across various industries to develop drugs with unparalleled precision. Our ambition is to craft a comprehensive design suite for biology, impacting life sciences, agriculture, materials science, and beyond.Founded by leaders at the forefront of the field, we have secured $230 million in funding from prestigious investors including Thrive, General Catalyst, OpenAI, and Dimension. Collaborating with global life sciences giants like Eli Lilly, we are reshaping the landscape of our industry.Renowned for our exceptional talent, rigorous research, and rapid execution, we invite you to be a part of our dynamic team.Are You Ready to Make an Impact?We are in search of a remarkable individual to lead our talent acquisition efforts. This role requires someone who is endlessly curious, results-driven, empathetic, self-aware, and attuned to market dynamics. Your responsibilities will include:#1 Communicate Effectively.You will articulate our story and cultivate authentic relationships. Engaging in insightful discussions with various stakeholders will be second nature to you. You will immerse yourself in our mission and domain, representing our values and objectives with sincerity. Building trust through genuine interactions is crucial.#2 Innovate and Act Differently.We believe in challenging the status quo, and you do too. Your track record demonstrates a knack for thinking outside the box and executing unconventional strategies to achieve extraordinary results. You transform insights into actions, prioritize iteration over perfection, and balance urgency with creativity.#3 Create Something Remarkable.You will play a pivotal role in shaping our organization and ensuring the right talent fills each position. Your ability to identify polymaths, extraordinary talent, and exceptional visionaries will be invaluable. You are eager to deepen your expertise in every facet of our work and culture.What We OfferAn opportunity to operate at the cutting edge of AI, alongside world-class professionals, on meaningful projects. We champion a culture of speed and accountability while providing competitive compensation.

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.

About NudgeNudge is on a transformative mission to harness advanced technology that interfaces with the brain to enhance human life. Our pioneering focus is on creating a cutting-edge, non-invasive ultrasound device capable of stimulating and imaging the brain with unparalleled resolution. This initiative integrates innovative hardware, software, and research methodologies to develop life-changing products that can eventually benefit millions, if not billions, of individuals.About the RoleAs a Research Scientist specializing in Cell Biology at Nudge, you will:Innovate techniques to characterize the mechanisms by which ultrasound affects neural tissue.Design and conduct in vitro experiments to assess the influence of ultrasound on cellular characteristics, activity, and plasticity.Optimize ultrasound parameters to enhance cellular activity and promote plasticity.Translate findings from in vitro studies to guide human neuromodulation research.About YouWe are looking for research scientists at various stages of their careers. Regardless of your level, you should possess:A PhD or postdoctoral experience in neuroscience, molecular/cellular biology, biomedical engineering, or a related field.Expertise in neural cell culture or slice methodologies, with a preference for human neural iPSC techniques.Experience in calcium imaging, functional imaging analysis, two-photon microscopy, or other advanced imaging techniques.Proficiency in electrophysiology, voltammetry, or other neural recording methodologies.A proven track record of significant technical contributions.A commitment to high integrity and ethical research practices.

Vivodyne: Pioneering Human Data Generation Pre-Clinical TrialsAt Vivodyne, we revolutionize the discovery, design, and development of human therapeutics by utilizing large-scale, lab-grown human organ tissues. Our innovative approach integrates cutting-edge biology, robotics, and artificial intelligence, allowing us to identify and validate novel therapeutic targets while minimizing risks associated with new therapeutic assets. By generating clinically translatable multi-omic data from our proprietary human organ tissues, we produce more human data than all U.S. clinical trials combined. Backed by elite venture funds, we collaborate with leading multinational pharmaceutical companies to enhance drug discovery and significantly reduce animal testing burdens.www.vivodyne.comRole OverviewThe AI Team at Vivodyne faces some of the most compelling challenges in science and engineering. With access to extensive and rich human tissue imagery, we are pushing the boundaries of artificial intelligence in biological applications. We are developing a suite of AI technologies aimed at automating the discovery, development, and de-risking of novel therapies through our unique technology platform, including single-cell 3D phenomics/machine vision, multimodal (multi-omic) translation, and reinforcement learning for robotic planning and study design.As an AI Senior Scientist, you will apply your expertise in large-scale model development (including Transformer, Diffusion, and hybrid architectures) and Generative AI solutions to transform our advanced imaging and multi-omics datasets into groundbreaking scientific insights. You will work closely with biologists, engineers, and AI specialists to create robust, production-ready algorithms and models that facilitate Vivodyne's impactful discoveries.This position requires on-site work at our Brisbane, California office.

Altos Labs focuses on revitalizing cellular health and resilience to address disease, injury, and lifelong disabilities. The company emphasizes collaboration and inclusion, aiming to value every perspective within its team. Altos Labs has received recognition among leading biotech companies and is featured in Forbes 2026 Best Startups in America. Role overview The Senior Scientist, Discovery Pharmacology, will join the Drug Discovery and Development (3DS) division in the San Francisco Bay Area. This laboratory-based role centers on developing and executing cell-based and biochemical assays, along with complex in vitro models, to support drug discovery in rejuvenation biology and novel therapies. What you will do Investigate and validate drug targets, defining mechanisms of action through various pharmacological methods. Design, automate, and troubleshoot assays to advance discovery objectives. Analyze experimental data and present findings to guide project strategy. Maintain thorough records using an electronic lab notebook (ELN) for reproducibility and data integrity. Collaborate with cross-functional teams, including Product Development. Learn more about Altos Labs at altoslabs.com.

Charter:Join us as a pioneering member of a team dedicated to developing groundbreaking AI technologies aimed at replacing traditional lab and animal toxicity experiments with advanced AI models.About Axiom:At Axiom, we are revolutionizing preclinical safety through the creation of AI models that predict human toxicity more effectively than conventional animal tests and outdated in vitro assays. We seek an innovative computational biologist who excels at the convergence of high-dimensional data analysis, cellular biology, and machine learning. Collaborating with a premier team of scientists and engineers, you will develop predictive models based on imaging and functional biochemical data, providing insights that influence real-world drug development. This role is ideal for those passionate about transforming biological signals into actionable insights, designing innovative assays, and partnering with leading pharmaceutical companies to accelerate safer and more human-centric drug discovery.What We Seek:We are eager to hire individuals who inspire us and challenge us to excel. You will elevate the entire team with your vibrant energy and profound sense of purpose. We look for candidates who possess a refined sense of priority, a keen eye for necessity, and an unwavering commitment to action. A deep-seated curiosity about all aspects of Axiom and an ambitious drive should fuel your enthusiasm for our mission. You must be a technically proficient and dedicated expert in your field, driven by the challenge of tackling complex scientific problems and contributing to a generational company.Your Responsibilities:Lead the exploration and analysis of extensive multimodal toxicity datasets.Convert complex, high-dimensional biological data into clear, actionable insights by identifying key signals.Discover novel biological signals that distinguish safe drugs from toxic ones.Perform comprehensive error analyses on machine learning models to clarify the biological insights captured by algorithms.Develop innovative algorithms that bridge computation and biology to model unexplored biological mechanisms.Examine diverse biological systems including liver, heart, kidney, and immune tissues to enhance drug safety assessments.

About Chai DiscoveryChai Discovery is at the forefront of innovation, crafting advanced AI models aimed at revolutionizing molecular design and transforming the landscape of drug discovery. Our dedicated team is passionate about reimagining how new cures are developed, with a vision to save lives.The founding team of Chai comprises distinguished researchers and leading Silicon Valley professionals. Our founders have achieved remarkable milestones in AI for biology, co-inventing protein language modeling, developing cutting-edge folding algorithms, and delivering AI solutions that are now utilized by top-tier pharmaceutical companies. We are proud to be supported by industry-leading investors, including OpenAI, Thrive Capital, Dimension, Conviction, Lachy Groom, and Amplify, among others.About the RoleAs the inaugural Product Designer at Chai, you will integrate pioneering AI models into user-friendly tools that are essential for scientific research. You will oversee the complete design process, encompassing user research, wireframes, high-fidelity mockups, design systems, and dashboards that scientists utilize to interact with models, visualize molecular structures, and analyze data with our AI integrated. Your expertise will drive product clarity, consistency, and user satisfaction in a complex and technical domain.With years of foundational research and development, Chai's models are advancing from protein structure prediction to practical therapeutic applications. This is your opportunity to launch the most sophisticated AI drug design models into the market, collaborating with a team that combines meticulous craftsmanship with a broad vision.

About UsAt Latent Labs, we are at the forefront of developing advanced models that delve into the core principles of biology. Our ambitious pursuits are driven by curiosity and a steadfast commitment to scientific excellence. The team behind Latent Labs previously co-developed DeepMind's Nobel Prize-winning AlphaFold, pioneered latent diffusion technology, and created groundbreaking laboratory data management systems alongside high-throughput protein screening platforms. By joining us, you will collaborate with some of the brightest minds in the fields of generative AI and biology.We believe in fostering interdisciplinary collaboration, continuous learning, and teamwork. Our team offsites are designed to cultivate a culture of trust between our London and San Francisco locations.We're on the lookout for innovators who are passionate about solving complex challenges and making a positive global impact. Be part of our monumental mission!Your RoleWe are excited to invite a Research Scientist to join our team, working at the intersection of generative AI and biology. The ideal candidate will have a solid background in molecular biology, biochemistry, mammalian cell culture, and high-throughput screening techniques. You will collaborate with colleagues and work independently to develop and implement screening assays aimed at functionally testing and characterizing novel proteins generated through our proprietary models.This is a unique opportunity to contribute to an organization that advances artificial intelligence in addressing long-standing scientific challenges. A strong technical skill set, adaptability, organizational prowess, and exceptional communication abilities are essential, as is the capability to thrive both independently and as part of a dynamic, collaborative team.

Our MissionAt Altos Labs, we are dedicated to revitalizing cell health and resilience through innovative cell rejuvenation techniques to reverse disease, injury, and the disabilities that arise throughout life.Discover more about our vision at altoslabs.com.Our ValuesOur core value is simple yet powerful: Everyone Owns Achieving Our Inspiring Mission.Diversity at AltosWe understand that diverse perspectives are crucial for scientific breakthroughs and exploration. At Altos, exceptional scientists and industry leaders collaborate from around the globe to drive our shared mission forward. We prioritize a culture of belonging, ensuring that every employee feels valued for their unique contributions. We are all responsible for maintaining a diverse and inclusive workplace.Your Contributions to AltosJoin Altos Labs in creating a premier AI ecosystem aimed at addressing the most intricate challenges in human biology. You will be instrumental in designing and developing high-performance, scalable solutions that integrate high-dimensional biomedical imaging with molecular and linguistic data.Your role will involve implementing large-scale multimodal data fusion, advancing beyond basic image analysis to develop predictive models that span various biological domains. You will engage directly with data and coding, partnering with our engineering team to ensure these models are scalable, efficiently trainable in distributed cloud environments, and accessible to our global research network.Key ResponsibilitiesModel Development: Create, implement, and train large-scale foundational models (e.g., Vision Transformers, Multimodal LLMs) capable of embedding spatial data and integrating diverse modalities.Innovative Data Fusion: Apply cutting-edge cross-domain mapping and fusion techniques to align heterogeneous biological datasets.Scaling & Training: Develop and oversee high-performance ML pipelines designed to handle petabyte-scale image collections and multi-omics data streams in a cloud infrastructure.Technical Collaboration: Work closely with experimental scientists and software engineers to convert biological complexity into high-performance code and reliable distributed systems.Who You AreWe seek a technical expert who excels at unraveling "unsolvable" challenges through programming and meticulous experimentation. We welcome candidates at the Scientist I, Scientist II, or Senior Scientist levels.

About AirwallexAirwallex stands as the premier unified payments and financial platform tailored for global enterprises. Our unique blend of proprietary infrastructure and advanced software empowers over 200,000 businesses across the globe, including notable names such as Brex, Rippling, Navan, Qantas, and SHEIN. We offer fully integrated solutions for managing everything from business accounts and payments to spend management, treasury services, and embedded finance on a global scale.Founded in Melbourne with a dynamic workforce of over 2,000 innovative professionals across 26 global offices, Airwallex is valued at $8 billion. We are backed by leading investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, positioning us at the forefront of creating the future of global payments and financial services. If you are ready to embark on the most ambitious journey of your career, we invite you to join us.Attributes We ValueWe seek builders with an entrepreneurial spirit who aspire for real impact, accelerated growth, and genuine ownership. You bring deep expertise and analytical thinking, driven by our mission and operating principles. You thrive in a fast-paced environment, demonstrating curiosity and making decisions based on foundational principles while balancing speed with thoroughness.With a humble and collaborative approach, you transform innovative ideas into tangible products and ensure projects are completed from start to finish. Leveraging AI, you work efficiently and solve problems quickly. Here, you will tackle complex, high-impact challenges alongside exceptional teammates and advance your career as we redefine the future of global banking. If this resonates with you, let's innovate together.Growth Data Science TeamThe Growth Data Science team is at the heart of Airwallex’s growth strategy, leveraging data and AI to create a sustainable competitive edge. We design and implement advanced solutions encompassing predictive modeling, personalization, LLM-powered systems, incentive optimization, and causal inference to drive significant growth throughout the customer journey.Discover more about our data science team in this blog.The RoleWe are on the lookout for a Senior Data Scientist to collaborate closely with our Growth and Marketing teams. Your role will involve designing, deploying, and refining impactful data science initiatives that drive our growth objectives.

Join Aircall, the leading integrated customer communications and intelligence platform that empowers growing businesses worldwide. With a trusted network of over 20,000 companies, Aircall seamlessly integrates voice and digital channels into one powerful platform, featuring one-click connections with top CRMs and over 100 essential business tools. Our AI-driven insights and automation capabilities enable sales and support teams to optimize their time, discover new opportunities, and deliver outstanding customer experiences. With a diverse global team of over 600 in cities such as Paris, New York, San Francisco, and more, Aircall is revolutionizing the way businesses engage with their customers, fostering deeper relationships and driving measurable success.Our Work Culture: At Aircall, we prioritize customer satisfaction, continuous learning, and extraordinary results. We encourage open collaboration, ownership, and swift, informed decision-making. If you thrive in a dynamic, team-oriented environment where curiosity, trust, and impact are key, you will fit right in.About Our TeamThe Data team at Aircall is integral to our decision-making process, driving innovation and growth through advanced data solutions, tools, and actionable insights.Role OverviewAs a Senior Data Scientist, you will play a crucial role in providing insights to our product and business teams, collaborating closely with product and engineering leaders. You will support key initiatives such as pricing strategies, packaging, multi-product approaches, and self-service solutions. Additionally, you will work cross-functionally with Engineering, Sales, Finance, Marketing, and Customer Relations to translate data requirements into impactful solutions. Your contributions will also include establishing best practices in analytics and mentoring team members to uphold high standards in data governance and insight generation.

Join Us in Revolutionizing Life Science ResearchAt Medra, our goal is to leverage artificial intelligence, robotics, and biological science to expedite research in life sciences, ultimately aiming to eliminate diseases. We are developing our Physical AI Scientist platform, which encompasses: Physical AI capable of manipulating scientific instruments with the dexterity akin to human hands. Scientific AI that autonomously analyzes results, evaluates subsequent steps, and completes the research loop.We are embarking on an ambitious journey, and we believe that a team of passionate individuals taking ownership can achieve remarkable milestones.Your Role in Our VisionAs a Scientist at Medra, you will spearhead the development and execution of antibody screening and characterization using our Physical AI platform. Your responsibilities will include supporting tissue culture operations, designing and conducting in vitro and cell-based assays for antibody candidates, and enhancing our lab capabilities through new assay formats and automated workflows.This position is ideal for someone who combines scientific acumen with practical skills—who has experience designing and implementing antibody characterization and functional assays in high-pressure environments and is excited by the prospect of transitioning hands-on expertise to an autonomous laboratory setting. You will collaborate closely with fellow scientists and roboticists to develop, validate, and operationalize assays on our platform.Key ResponsibilitiesDesign, execute, and analyze antibody screening and characterization campaigns from high-throughput primary hit triage to orthogonal confirmation.Develop and implement cell-based binding and functional assays using flow cytometry for characterizing antibodies, VHHs, and additional binder formats.Conduct biophysical characterization of antibody candidates, including SPR and BLI for assessing affinity and kinetics, and epitope binning—interpreting results to guide decision-making.Perform developability assays to evaluate manufacturability and risk factors—assessing thermal stability (DSF/DSC), aggregation and monomericity (HPLC-SEC), hydrophobicity (HPLC-HIC), polyspecificity/non-specific binding, and expression titer—assisting in candidate triage based on comprehensive characterization data.Maintain and engineer mammalian cell lines (e.g., Expi293, ExpiCHO, HEK293, CHO) and establish robust cell-based characterization and functional assays.

Join Windfall, a pioneering people data and AI company, where data science is at the heart of our mission. We are dedicated to transforming how organizations understand and leverage people data by equipping leading commercial and nonprofit partners with precise, actionable predictive models.We are seeking a product-focused Senior or Staff Data Scientist to be part of our Modeling & AI team. In this pivotal role, you will directly influence customer success by developing custom propensity models that tackle our clients' most pressing challenges. Collaborating closely with customer data and Windfall's extensive data resources, you will craft innovative solutions and create comprehensive modeling pipelines that convert data into tangible value.This position offers a unique chance to witness your contributions in action, working hand-in-hand with our clients to develop a range of models, from sophisticated marketing and lead scoring to donation likelihood models that enhance the missions of the world's leading nonprofit organizations.

About EliseAIEliseAI is at the forefront of revolutionizing critical sectors like housing and healthcare. Everyone deserves a secure place to live and access to high-quality medical care, yet these essentials can often be difficult to obtain. By seamlessly integrating AI agents into existing workflows, we enhance efficiency, lower costs, and elevate the overall user experience.Housing: We simplify the rental process, enabling users to tour apartments, sign leases, submit maintenance requests, and maintain communication with property management—all within one convenient platform.Healthcare: Our solutions streamline appointment scheduling, intake form completion, and patient-provider communications, allowing individuals to prioritize their health over administrative tasks.At EliseAI, we empower organizations to minimize manual labor, enhance accessibility, and provide a cohesive experience in vital services. We recently secured a $250 million Series E funding round led by Andreessen Horowitz to further accelerate our mission.About The RoleWe are looking for exceptional Machine Learning experts to join our expansive research team. Ideal candidates will possess remarkable mathematical and quantitative abilities, strong programming skills, and impressive academic backgrounds—such as mathematicians, theoretical physicists, or computer scientists—who are eager to apply their knowledge to tackle real-world problems.In this role, you will engage with advanced topics in machine learning and large language models, develop predictive algorithms to enhance our AI functionalities, and conduct systematic analyses on substantial datasets. As a Senior Research Scientist, you will lead comprehensive research projects that drive the evolution of EliseAI’s core models, and we expect you to influence the company's research direction. If you are passionate about utilizing your academic expertise in a vibrant startup culture, we would love to hear from you.Key ResponsibilitiesIdentify critical questions in tenant engagement, conversational AI, and LLM safety, transforming them into structured projects.Design and execute experiments, develop prototypes, and implement large-scale studies to validate hypotheses.

At Merge Labs, we are pioneering the intersection of biological and artificial intelligence, aiming to enhance human potential, agency, and overall experience. Our innovative research focuses on creating fundamentally new brain-computer interfaces that provide high-bandwidth interaction with the brain, seamlessly integrate with advanced AI, and prioritize safety and accessibility for all users.Team OverviewOur Bio team is at the forefront of designing, constructing, and characterizing the biotechnologies essential for next-generation brain-computer interfaces. We utilize molecular engineering, synthetic biology, and neuroscience, along with advanced physical techniques such as ultrasound, to forge less invasive, high-bandwidth connections with neuronal structures. The Bio team is responsible for developing our core molecular technologies, validating their efficacy both in vitro and in vivo, and demonstrating their advanced functionalities through animal model studies. We thrive on collaboration, working closely with engineers and data scientists, and fostering interdisciplinary creativity to tackle some of biotechnology's most pressing challenges.Role OverviewIn the position of Scientist in Cell Biology, you will be tasked with engineering neurons and various cell types to express innovative molecular biosensors and actuators, assessing their roles in enabling cellular interaction with ultrasound. Your research will encompass the study of biosensor expression, localization, degradation, and their effects on cellular function and health. You will devise protocols for cell culture, analysis, microscopy, and interactions with physical energies such as ultrasound. Your contributions will play a critical role in advancing groundbreaking molecular technologies geared towards neural interfacing and accelerating their clinical application.Key ResponsibilitiesOptimize and maintain mammalian cell preparations, including cell lines, primary and iPSC-derived neurons, brain organoids, or brain slices.Collaboratively innovate and construct novel protein and genetic constructs to facilitate biosensing and/or actuating capabilities.Develop and execute cell engineering workflows, encompassing construct delivery, selection, and differentiation processes.Characterize construct functionality and assess cellular impact using techniques such as activity recording, microscopy, stimulation, flow cytometry, immunohistochemistry, and next-gen sequencing.Engage in collaborations with cross-disciplinary teams, integrating expertise from protein engineering, biochemistry, cell biology, neuroscience, and genetics.

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.