Applied Scientist at Koah Labs | San Francisco

Join our dynamic team at mindlance2 as an Associate Scientist. In this pivotal role, you will contribute to groundbreaking research and development projects, collaborating with a talented group of professionals dedicated to innovation and scientific advancement.As an Associate Scientist, you will engage in experimental design, data analysis, and interpretation of results, ensuring the highest standards of scientific integrity. This position offers an exciting opportunity to grow your skills and make significant contributions to our projects.

Join our dynamic team at mindlance2 as a Scrum Master, where you'll play a pivotal role in guiding our agile teams to success. In this position, you will facilitate daily stand-ups, sprint planning, and retrospectives while ensuring that agile principles are adhered to. Your leadership will empower teams to deliver high-quality results efficiently, fostering a culture of continuous improvement. Your ability to communicate effectively and resolve conflicts will be essential in helping teams overcome obstacles and achieve their goals. This is an opportunity to be part of a forward-thinking company that values innovation and collaboration.

Join our innovative team at Mindlance as an Associate Scientist. In this role, you will contribute to groundbreaking research and development projects that drive our mission forward. Your work will involve collaborating with cross-functional teams to analyze data, conduct experiments, and support various scientific initiatives. This position is ideal for individuals looking to advance their careers in a dynamic and supportive environment.

Join Mindlance as a Data Scientist, where you will leverage data to drive insights and support decision-making processes. You will be responsible for analyzing complex datasets, developing predictive models, and collaborating with cross-functional teams to enhance business strategies.

We are seeking a highly motivated and talented Senior Associate Scientist to join our dynamic team in San Francisco. In this role, you will collaborate with cross-functional teams to advance our scientific initiatives and contribute to groundbreaking research. You will have the opportunity to work with cutting-edge technologies and methodologies, driving innovation within our organization.

Join Mercor as a Data ScientistAt Mercor, we stand at the forefront of labor markets and artificial intelligence research. We collaborate with top-tier AI laboratories and businesses to infuse the human intelligence crucial for the evolution of AI.Our expansive talent network empowers frontier AI models, mirroring the way educators impart knowledge: sharing insights and experiences that transcend mere coding. Currently, our network boasts over 30,000 experts generating more than $2 million daily.We are pioneering a new work paradigm where specialized expertise drives AI progress. To realize this vision, we seek a dynamic, fast-paced, and dedicated team. You will collaborate with leading researchers, operators, and AI companies, playing a pivotal role in the systems that are reshaping society.As a profitable Series C company, Mercor is valued at $10 billion and operates from our new headquarters in San Francisco with an in-office work schedule five days a week.Your RoleIn your first year, you will implement analyses and experiments that enhance key product metrics, including match quality, time-to-hire, candidate experience, and revenue. Your responsibilities will include:Establishing north-star and feature-specific metrics for our ranking systems, interview analytics, and payout frameworks.Designing and executing A/B tests and quasi-experiments, translating results into product decisions within the same week.Creating source-of-truth dashboards and streamlined data models to enable teams to self-serve answers.Collaborating with engineers to instrument events, enhancing data quality and latency from ingestion to insights.Rapidly prototyping models (from baseline models to gradient boosting) to optimize matching and scoring.Assisting in the evaluation of LLM-powered agents through the design of rubrics, human-in-the-loop studies, and guardrail mechanisms.What Makes You a Great FitYou possess strong foundational skills in statistics, SQL, and Python, alongside projects you are eager to showcase. You adapt swiftly, frame inquiries, test hypotheses, and deliver results within a day, valuing clarity in communication as much as statistical significance. A keen interest in LLM evaluation, retrieval, and ranking is a plus; you will learn alongside professionals from renowned firms such as Jane Street, Citadel, Databricks, and Stripe.

Superhuman offers an engaging hybrid working model for this role. This flexible approach provides team members with a balance of focused time and in-person collaboration, fostering trust, innovation, and a vibrant team culture. Team members for this position must reside in the San Francisco Bay Area. About SuperhumanSuperhuman, now part of Grammarly, is an AI productivity platform dedicated to unlocking extraordinary potential in everyone. Our suite of apps and agents seamlessly integrates AI into over 1 million applications and websites, including Grammarly’s writing assistance, Coda’s collaborative workspaces, Mail’s inbox management, and Go, the proactive AI assistant that comprehends context and provides automatic assistance. Founded in 2009, Superhuman empowers more than 40 million individuals, 50,000 organizations, and 3,000 educational institutions worldwide to eliminate busywork and concentrate on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityTo achieve our ambitious goals, we are seeking skilled Data Scientists to join our Product and Growth Data Science teams. At Superhuman, data teams are regarded as trusted experts who reveal new insights to shape marketing, product, and growth strategies that drive significant outcomes across the organization. We have access to large datasets and are looking for individuals with exceptional technical and analytical abilities who can dissect complex business challenges and offer solutions that deliver high visibility and impactful results for the company.Growth Data Scientists collaborate closely with product, engineering, growth, and/or lifecycle marketing teams. They are tasked with designing and executing product experiments, as well as performing intricate analyses to guide product strategy through advanced analytics and machine learning. The ideal candidate will possess a proven record of delivering significant analytical projects within the Growth domain and working alongside cross-functional colleagues to influence decision-making.Product Data Scientists are responsible for assessing the quality of the Superhuman products, ensuring that our offerings are not only innovative but also user-friendly and effective.

About SemgrepSemgrep stands at the forefront of code security, empowering developers to innovate seamlessly. Our platform enables teams to identify, flag, and resolve genuine security issues before deployment, supported by an adaptive security system that evolves with their development process. Semgrep not only safeguards code in real-time but also offers essential guardrails that facilitate rapid development without compromising security. Trusted by top organizations like Snowflake, Dropbox, and Figma, we are recognized by Gartner for excellence in Application Security Testing. To learn more about our mission, visit semgrep.dev.Founded in San Francisco and backed by prominent investors including Menlo Ventures and Sequoia Capital, Semgrep is dedicated to continuous improvement, ensuring that our AI-driven system minimizes false positives and prioritizes actionable vulnerabilities. Experience the future of secure coding with us.

Join SoFi, a leading personal finance company, as a Data Scientist where you will leverage data to drive strategic decisions and enhance user experiences. In this role, you will analyze complex datasets, build predictive models, and collaborate with cross-functional teams to propel our innovative solutions forward.

About Abridge Abridge builds technology to improve understanding in healthcare. Founded in 2018, the company focuses on AI-powered tools for medical conversations, aiming to make clinical documentation more efficient so clinicians can focus on patient care. Its platform turns conversations between patients and clinicians into structured clinical notes in real time, integrating with electronic medical records (EMR) systems. Abridge’s approach uses Linked Evidence and auditable AI to connect AI-generated summaries with verified data, supporting trust and reliability for healthcare providers. The company is active in shaping ethical standards for generative AI in health systems. The team includes practicing physicians, AI specialists, PhDs, engineers, and creatives. Offices are located in San Francisco’s Mission District, New York’s SoHo, and Pittsburgh’s East Liberty. Role Overview: Clinician Scientist (San Francisco, Hybrid) Abridge is hiring Clinician Scientists to help build and improve AI-powered tools for clinicians. This role combines deep clinical expertise with an understanding of artificial intelligence. Clinician Scientists at Abridge define and validate AI solutions to ensure accuracy and usefulness for healthcare professionals, working closely with engineers, product managers, researchers, and other clinicians. This position is based in San Francisco and follows a hybrid schedule: at least three days per week onsite in the SF office. Relocation support is available for those moving to the area. Key Responsibilities Develop and refine AI-driven clinical tools, including those for note-taking, risk adjustment (HCC capture), clinical decision support, and prior authorization, using clinical knowledge and prompt engineering. Define what counts as “clinically meaningful” output for each product, setting error thresholds, identifying possible failure points, and establishing quality standards. Collaborate with engineers, data scientists, and other clinicians to embed medical insights into AI models. Draft, review, and adjust prompts to improve AI model performance in clinical settings. Location and Work Model Role based in San Francisco office (Mission District). Hybrid: minimum three days per week in-office. Relocation assistance offered for candidates moving to San Francisco.

Join Mixpanel as a Data Scientist and contribute to our mission of helping businesses make data-driven decisions. In this role, you will analyze complex datasets, develop predictive models, and provide actionable insights to enhance our product offerings.

Join Metriport as a Data Scientist and be at the forefront of data-driven decision making! In this role, you will leverage advanced analytics and machine learning techniques to derive insights from complex datasets, enhancing our product offerings and driving strategic initiatives.

Role Overview Coframe is hiring Applied Scientists in the SF Bay Area to turn platform data into practical insights and measurable results. This role sits at the intersection of reinforcement learning, experimentation, and personalization or ranking systems. What You Will Do Develop models and strategies that help customers grow, operating with minimal human input Apply techniques from reinforcement learning and experimentation to real-world problems Translate raw data into recommendations that inform strategic decisions Location San Francisco Bay Area

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.

Sciforium is an innovative AI infrastructure company specializing in the development of state-of-the-art multimodal AI models, alongside a proprietary high-efficiency serving platform. With substantial financial backing and direct collaboration with AMD, including hands-on support from AMD engineers, our rapidly growing team is dedicated to building the comprehensive stack that powers cutting-edge AI models and real-time applications.Role OverviewWe are on the lookout for a highly skilled and visionary Data Scientist to spearhead the strategy and creation of vast datasets essential for our foundational models. In the realm of Large Language Models (LLMs), we recognize that data is the key competitive advantage. This role will encompass the entire data lifecycle—from extensive web-scale crawling to the meticulous creation of human-aligned datasets that dictate model behavior.The ideal candidate will embrace data as both a large-scale engineering challenge and a complex analytical puzzle. Your responsibilities will extend beyond simply delivering data; you will design taxonomies, filtering heuristics, and post-training pipelines to ensure our models excel in reasoning, safety, and multimodal comprehension.Key ResponsibilitiesFoundation Dataset Strategy: Oversee the comprehensive creation of pre-training datasets for LLMs, defining the optimal mix of web data, code, literature, and technical documents to enhance downstream model performance.Petabyte-Scale Curation: Innovate and implement advanced pipelines for data cleaning, deduplication (exact and fuzzy), and high-quality signal extraction from vast amounts of unstructured data.Post-Training & Alignment Data: Direct the creation of high-quality post-training datasets, including Supervised Fine-Tuning (SFT) instructions, multi-turn dialogues, and preference modeling data (RLHF/DPO).Multimodal Expansion: Lead the acquisition and processing of vision and video data, addressing the challenges of multimodal alignment, video compression, and temporal data consistency.High-Performance Engineering: Create high-throughput data processing scripts utilizing Python, employing multiprocessing and multithreading to manage large-scale ingestion and transformation without performance bottlenecks.Data Profiling & Analysis: Perform in-depth statistical analysis on training datasets to uncover biases, knowledge gaps, and quality regressions, ensuring a mathematically balanced model diet.Synthetic Data Generation: (Added Value) Develop pipelines to generate high-quality synthetic datasets that enhance model training and capabilities.

At Superhuman, we embrace a vibrant hybrid working model that combines focused work time with essential in-person collaboration, cultivating trust, innovation, and a robust team culture.Our Data Scientists must be located in San Francisco, Seattle, or New York City.About SuperhumanSuperhuman is an AI productivity platform aiming to unlock the superhuman potential inherent in everyone. With a suite of applications and agents, Superhuman integrates seamlessly with over 1 million applications and websites, delivering advanced tools including Grammarly's writing assistance, Coda's collaborative workspaces, Mail's inbox management, and Go, the proactive AI assistant that responds to context and offers assistance automatically. Since our founding in 2009, we have empowered over 40 million individuals, 50,000 organizations, and 3,000 educational institutions globally to eliminate mundane tasks and focus on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityTo fulfill our ambitious objectives, we are seeking accomplished Data Scientists to join our Product and Growth Data Science teams. Data teams at Superhuman are trusted experts who reveal new insights to guide marketing, product, and growth strategies that yield significant outcomes for the company. We manage extensive datasets and are looking for individuals with exceptional technical and analytical capabilities to dissect complex business challenges and provide impactful solutions.Growth Data Scientists work closely with product, engineering, growth, and lifecycle marketing teams. They are responsible for designing and executing product experiments and performing intricate analyses to shape product strategies through advanced analytics and machine learning. The ideal candidate will demonstrate a proven history of delivering significant analytical projects in the Growth sector and collaborating effectively with cross-functional peers to influence decision-making.Product Data Scientists focus on assessing the quality of Superhuman products across the board, evaluating everything from the usefulness and accuracy of text suggestions to the engagement of new AI features.

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.

At Perplexity, we embody the future of AI, bringing transformative solutions to people who demand more. Our data team is at the forefront of this revolution, strategically integrating AI into every facet of our operations.We seek a passionate individual with a strong background as a data scientist, analytics engineer, or data engineer. You understand the significance of key metrics, can expertly design A/B tests that address core questions, dive deep into data models to solve discrepancies, and are eager to take on the challenge of building AI systems that will revolutionize the data science landscape.This is not just another text-to-SQL bot or a simple dashboard. You will create AI agents capable of conducting comprehensive analyses autonomously, from hypothesis formation and query execution to result interpretation and actionable recommendations. Your work will ensure that our entire data warehouse is accessible to AI systems, enabling precise queries across the board. You will develop self-healing data pipelines that proactively identify and resolve issues before they disrupt workflows. In doing so, you will empower our small data team to operate with the efficiency and output of a much larger organization.Join a forward-thinking data team that is already leveraging AI to enhance its processes, with full support from leadership to expand these efforts. Together, we will build a world-class team focused on creating scalable systems, innovative tools, and an AI-centric working environment that not only elevates our standards but also drives the entire industry forward.

The traditional credit landscape often favors those who are already financially secure, imposing stringent requirements for credit history, collateral, and expensive underwriting processes. Unfortunately, this leaves over 1.4 billion individuals without access to essential credit services. Consider a vendor in Lagos, who earns cash daily but lacks the documentation to prove a consistent income, or a Colombian nurse with impeccable informal repayment history, yet remains overlooked by banks.At Divine Research, we have developed an innovative solution known as Credit. Launched in December 2024, we have already provided hundreds of thousands of undercollateralized loans utilizing stablecoins. These loans have empowered individuals globally to cover essential expenses such as groceries, healthcare, and transportation. With a robust backing of $6.6 million from Paradigm and Nascent, we are scaling our system which has successfully assisted half a million unique borrowers. Join us in elevating our mission further.About the RoleWe are on the lookout for a skilled Data Scientist to enhance our data infrastructure and extract actionable insights across our product offerings, specifically focusing on Credit, our premier undercollateralized lending platform. In this role, you will be responsible for designing key metrics, building analytics infrastructure, and converting on-chain data into strategic insights that influence product development and roadmap decisions.Technology StackPythonSQLGrafana/PrometheusStatistical modeling and visualization toolsBlockchain data and indexing tools (Dune, Shovel)Key ResponsibilitiesCollaborate with product and research teams to establish north star metricsDevelop scalable data pipelines and dashboardsTranslate key metrics and trends into practical guidance for product development, strategy, and go-to-market initiativesDesign and analyze A/B tests and experimental studiesConduct comprehensive analyses of user behaviors and usage patternsQualifications4+ years of experience in a Data Scientist or Research Analyst roleStrong proficiency in Python, SQL, and various data analysis toolsIn-depth understanding of EVM-compatible chains, smart contract data, and indexing toolsExcellent problem-solving skills and attention to detailAbility to communicate complex data insights to non-technical stakeholders