Researcher, Agentic Post-Training
Improve capabilities, reliability, and product fit of OpenAI's agentic models through research, infrastructure, evals, and training. Work across RL, data, model behavior, and product integration for frontier agents.
Improve capabilities, reliability, and product fit of OpenAI's agentic models through research, infrastructure, evals, and training. Work across RL, data, model behavior, and product integration for frontier agents.
Hybrid ML/SRE role owning reliability, security, and safety of a large fleet of generative media model APIs (image, video, audio). Build observability for ML-specific failures, harden deployments, operationalize safety systems, lead incident response, and improve GPU fleet efficiency.
Lead analytics for Brigit's new Line of Credit product, driving product insights, experiments, profitability forecasting, and underwriting optimization in a hybrid fintech environment.
Own the full lifecycle of ML models for risk detection — from data ingestion and pipeline building to LLM/Generative AI model development, deployment, and measuring business impact in a SaaS platform. Requires 5+ years spanning data engineering and production ML.
Build and maintain scalable data pipelines and platforms that enable AI applications to securely access trusted data. Partner with analytics, marketing, and product teams to deliver production-grade data systems.
Build and scale real-time TTS serving infrastructure for voice AI models, from GPU inference engines to production APIs. Requires hands-on experience with multinode ML serving frameworks, distributed inference, and cloud/SRE practices.
Machine Learning Engineer focused on GPU-based simulation frameworks, reinforcement learning, and bridging sim-to-real gaps for autonomous vehicle safety validation. Requires MS/PhD and strong C++/Python experience.
Build agentic AI workflows and LLM-powered loyalty experiences on the Loyalty Wallet team. Requires 6+ years building production AI/LLM systems with strong backend fundamentals.
Principal-level engineer to define and lead Snowflake's core data engineering and streaming primitives (Streams, Tasks, Dynamic Tables) at cloud scale. Requires 15+ years building large-scale distributed data systems and deep expertise in stream processing or data transformation.
Conduct technical and sociotechnical research at the intersection of AI and democratic institutions, focusing on legal alignment, institutional analysis, and AI applications to support civic life and accountable government. Requires deep AI expertise plus substantive knowledge in law, government, or public policy.
Staff-level engineer building and operating Coinbase's LLM/agent infrastructure including gateway, runtime, knowledge bases, and applied AI agents. Own multi-quarter platform initiatives and partner with frontier labs.
Build full-stack AI systems including agentic workflows, RAG pipelines, and production infrastructure for mental healthcare applications. Requires 2+ years software engineering experience and 1+ year with LLMs or agentic AI.
Build and maintain ingestion pipelines that convert large-scale geospatial sensor data (LiDAR, imagery) into standardized formats for ML training and product use. Requires strong Python skills, comfort with undocumented formats, and distributed systems experience.
Build and maintain production data models and pipelines for Coinbase's Compliance Data Mart, ensuring regulatory-grade data quality and supporting audits and exams.
Hands-on technical leader building and scaling large language models and AI systems. Requires 3-5+ years of AI/ML experience with strong Python and deep learning frameworks.
Design and maintain scalable data pipelines and lake architecture on GCP/AWS to power analytics, trading tools, and ML initiatives. Requires 5+ years experience, strong SQL/Python, dbt, orchestration tools, and cloud infrastructure experience.
Data Analyst embedded in Product & Engineering to own support reporting, dashboards, and Voice of Customer analysis that drives product and operational decisions.
Manage and mentor a team of data scientists building fraud detection models and financial risk products. Own end-to-end model development from data acquisition through production, while driving technical direction and cross-functional planning.
Design, build, and maintain data pipelines for biomedical and clinical research datasets. Work with scientists and researchers to deliver accessible, well-governed data products using Python, SQL, and ETL/ELT processes.
Build and ship production AI agents and internal tools that automate workflows for non-technical teams. Partner with business stakeholders to identify high-ROI opportunities and architect the company's agentic AI platform.
Build and deploy autonomous AI agents that navigate websites, execute workflows, and integrate with APIs and SaaS platforms using LLMs and browser automation tools.
Founding product data scientist driving PLG and B2B growth strategy through experimentation, analytics, and opportunity sizing. Requires 5-8 years experience with 3+ years in growth, strong SQL/Python, and A/B testing expertise.
Build and deploy cutting-edge ML and Generative AI systems to transform Airbnb's customer support experience, focusing on LLM fine-tuning, RAG, and intelligent service automation.
Build and maintain production data pipelines that prepare conversational, voice, and multimodal data for ML model training and evaluation. Partner closely with ML engineers to deliver high-quality, versioned datasets and infrastructure.
Senior engineer building and operating Brex’s data platform and infrastructure, partnering with product and analytics teams to deliver data-backed products. Requires 5+ years in data infra/platform roles and experience with modern data stack tools.
Senior engineer building and operating Brex’s data platform and infrastructure, partnering with product and analytics teams to deliver data-backed products. Requires 5+ years in data infra/platform roles and experience with Snowflake, Flink, Airflow, dbt, Kafka, and Kotlin/Python.
Lead forecasting models for key company metrics, own the full modeling lifecycle, and translate outputs into executive decisions. Requires 8+ years building production time-series models at scale, strong Python/SQL skills, and proven technical leadership.
Senior Data Analyst embedded in payments platform team analyzing ACH/card transaction costs, success rates, failure patterns, and predictive models to optimize routing and collection strategies.
Lead technical direction for Pinterest's unified AI-powered Trends and Audience Insights platform. Architect scalable ML data pipelines and LLM capabilities while mentoring engineers and driving cross-team integrations.
Build metrics, dashboards, and tooling to track clinical data coverage across the Zus network. Investigate gaps, partner with support and product teams, and automate workflows using SQL and Python.
Build and deploy cutting-edge Agentic AI and LLM systems to transform Airbnb's customer service experience. Requires PhD or equivalent experience and production ML/AI deployment expertise.
Embedded analytics partner to Customer Success and CS Ops building post-sales intelligence: health scoring, renewal analytics, billing/support signals, expansion reporting, and CS dashboards. Requires 3+ years analytics/RevOps experience, strong SQL + BI skills, Salesforce/CS platform experience, and AI fluency.
GTM Sales Intelligence Analyst partnering with Sales leadership and RevOps to build pipeline reporting, forecasting models, and dashboards that improve forecast accuracy and sales execution in a B2B SaaS environment.
Design and execute SQL-based ETL processes to migrate legacy public safety data into the Mark43 platform. Own projects from discovery through delivery while collaborating with contractors, customers, and internal teams.
Lead data strategy and build ETL infrastructure, integrations, and reusable components for internal enterprise systems. Requires 5+ years experience, strong Java/Python, SQL, and API integration skills.
Research engineer on the Safeguards Labs team building and evaluating novel safety methods to detect misuse, strengthen model safeguards, and reduce real-world harm from Claude.
Own the training pipeline for search and agent models, building from product usage data through fine-tuning and evaluation to production deployment. Requires deep expertise in transformer fine-tuning, data curation, and training models for ranking, retrieval, and agent behavior.
Own the multi-stage ranking pipeline for web-scale search, balancing precision, recall, latency, and compute cost across retrieval, first-pass ranking, and neural reranking.
Build Rippling's Data Cloud analytics and BI platform, creating ingestion, transformation, lineage, catalog, and visualization systems plus ML/LLM-powered insights. Requires 6+ years backend engineering experience with Python, distributed systems, and big data tools.
Build and productionize multimodal AI systems that turn unstructured healthcare documents, faxes, and transcripts into reliable structured data and automated workflows using LLMs, OCR, and voice AI.
Senior Software Engineer building scalable AI infrastructure, agent orchestration frameworks, evaluation systems, and high-performance LLM serving at Mixpanel. Requires 5+ years experience and hands-on LLM/agent work.
Staff Data Engineer building and scaling data pipelines, integrations, and workflow orchestration systems. Owns architecture, IaC strategy, and technical leadership across large-scale data infrastructure.
Tech Lead driving AI R&D and end-to-end delivery of production-ready prototypes using full-stack development, LLMs, and emerging technologies. Requires 10+ years experience and strong autonomy.
Build and evolve shared AI/ML infrastructure including LLM proxy server, observability tooling, and ML Ops platform capabilities. Focus on LLM Ops and ML Ops to improve how models are accessed, monitored, evaluated, deployed, and governed in production.
Own data and analytics end-to-end: architect internal systems, build metrics/dashboards, and translate customer and product signals into structured inputs for AI agents.
Lead advanced analytics strategy for Airbnb's guest app promotional experience, driving data-informed decisions on conversion optimization and multi-product app development.
First Data Scientist for OpenAI's Identity team. Define metrics, run experiments, and build analytical systems to optimize sign-up, authentication, and account recovery while balancing growth and trust.
Staff Engineer building and shipping LLM-powered retirement features end-to-end. Owns architecture decisions, integrates models, and collaborates closely with product and design.
Principal Data Engineer leading platform modernization, infrastructure, and data product development for a high-impact analytics engineering team. Owns architecture, migrations, and cross-functional initiatives using Snowflake, dbt, Dagster, and AWS.
Lead a team of data scientists and analysts to own line setting strategy, projection models, and market origination for fantasy sports and esports props. Requires 5+ years in sports betting/fantasy, management experience, and strong technical skills in SQL/Python/R.
Improve capabilities, reliability, and product fit of OpenAI's agentic models through research, infrastructure, evals, and training. Work across RL, data, model behavior, and product integration for frontier agents.
Hybrid ML/SRE role owning reliability, security, and safety of a large fleet of generative media model APIs (image, video, audio). Build observability for ML-specific failures, harden deployments, operationalize safety systems, lead incident response, and improve GPU fleet efficiency.
Lead analytics for Brigit's new Line of Credit product, driving product insights, experiments, profitability forecasting, and underwriting optimization in a hybrid fintech environment.
Own the full lifecycle of ML models for risk detection — from data ingestion and pipeline building to LLM/Generative AI model development, deployment, and measuring business impact in a SaaS platform. Requires 5+ years spanning data engineering and production ML.
Build and maintain scalable data pipelines and platforms that enable AI applications to securely access trusted data. Partner with analytics, marketing, and product teams to deliver production-grade data systems.
Build and scale real-time TTS serving infrastructure for voice AI models, from GPU inference engines to production APIs. Requires hands-on experience with multinode ML serving frameworks, distributed inference, and cloud/SRE practices.
Machine Learning Engineer focused on GPU-based simulation frameworks, reinforcement learning, and bridging sim-to-real gaps for autonomous vehicle safety validation. Requires MS/PhD and strong C++/Python experience.
Build agentic AI workflows and LLM-powered loyalty experiences on the Loyalty Wallet team. Requires 6+ years building production AI/LLM systems with strong backend fundamentals.
Principal-level engineer to define and lead Snowflake's core data engineering and streaming primitives (Streams, Tasks, Dynamic Tables) at cloud scale. Requires 15+ years building large-scale distributed data systems and deep expertise in stream processing or data transformation.
Conduct technical and sociotechnical research at the intersection of AI and democratic institutions, focusing on legal alignment, institutional analysis, and AI applications to support civic life and accountable government. Requires deep AI expertise plus substantive knowledge in law, government, or public policy.
Staff-level engineer building and operating Coinbase's LLM/agent infrastructure including gateway, runtime, knowledge bases, and applied AI agents. Own multi-quarter platform initiatives and partner with frontier labs.
Build full-stack AI systems including agentic workflows, RAG pipelines, and production infrastructure for mental healthcare applications. Requires 2+ years software engineering experience and 1+ year with LLMs or agentic AI.
Build and maintain ingestion pipelines that convert large-scale geospatial sensor data (LiDAR, imagery) into standardized formats for ML training and product use. Requires strong Python skills, comfort with undocumented formats, and distributed systems experience.
Build and maintain production data models and pipelines for Coinbase's Compliance Data Mart, ensuring regulatory-grade data quality and supporting audits and exams.
Hands-on technical leader building and scaling large language models and AI systems. Requires 3-5+ years of AI/ML experience with strong Python and deep learning frameworks.
Design and maintain scalable data pipelines and lake architecture on GCP/AWS to power analytics, trading tools, and ML initiatives. Requires 5+ years experience, strong SQL/Python, dbt, orchestration tools, and cloud infrastructure experience.
Data Analyst embedded in Product & Engineering to own support reporting, dashboards, and Voice of Customer analysis that drives product and operational decisions.
Manage and mentor a team of data scientists building fraud detection models and financial risk products. Own end-to-end model development from data acquisition through production, while driving technical direction and cross-functional planning.
Design, build, and maintain data pipelines for biomedical and clinical research datasets. Work with scientists and researchers to deliver accessible, well-governed data products using Python, SQL, and ETL/ELT processes.
Build and ship production AI agents and internal tools that automate workflows for non-technical teams. Partner with business stakeholders to identify high-ROI opportunities and architect the company's agentic AI platform.
Build and deploy autonomous AI agents that navigate websites, execute workflows, and integrate with APIs and SaaS platforms using LLMs and browser automation tools.
Founding product data scientist driving PLG and B2B growth strategy through experimentation, analytics, and opportunity sizing. Requires 5-8 years experience with 3+ years in growth, strong SQL/Python, and A/B testing expertise.
Build and deploy cutting-edge ML and Generative AI systems to transform Airbnb's customer support experience, focusing on LLM fine-tuning, RAG, and intelligent service automation.
Build and maintain production data pipelines that prepare conversational, voice, and multimodal data for ML model training and evaluation. Partner closely with ML engineers to deliver high-quality, versioned datasets and infrastructure.
Senior engineer building and operating Brex’s data platform and infrastructure, partnering with product and analytics teams to deliver data-backed products. Requires 5+ years in data infra/platform roles and experience with modern data stack tools.
Senior engineer building and operating Brex’s data platform and infrastructure, partnering with product and analytics teams to deliver data-backed products. Requires 5+ years in data infra/platform roles and experience with Snowflake, Flink, Airflow, dbt, Kafka, and Kotlin/Python.
Lead forecasting models for key company metrics, own the full modeling lifecycle, and translate outputs into executive decisions. Requires 8+ years building production time-series models at scale, strong Python/SQL skills, and proven technical leadership.
Senior Data Analyst embedded in payments platform team analyzing ACH/card transaction costs, success rates, failure patterns, and predictive models to optimize routing and collection strategies.
Lead technical direction for Pinterest's unified AI-powered Trends and Audience Insights platform. Architect scalable ML data pipelines and LLM capabilities while mentoring engineers and driving cross-team integrations.
Build metrics, dashboards, and tooling to track clinical data coverage across the Zus network. Investigate gaps, partner with support and product teams, and automate workflows using SQL and Python.
Build and deploy cutting-edge Agentic AI and LLM systems to transform Airbnb's customer service experience. Requires PhD or equivalent experience and production ML/AI deployment expertise.
Embedded analytics partner to Customer Success and CS Ops building post-sales intelligence: health scoring, renewal analytics, billing/support signals, expansion reporting, and CS dashboards. Requires 3+ years analytics/RevOps experience, strong SQL + BI skills, Salesforce/CS platform experience, and AI fluency.
GTM Sales Intelligence Analyst partnering with Sales leadership and RevOps to build pipeline reporting, forecasting models, and dashboards that improve forecast accuracy and sales execution in a B2B SaaS environment.
Design and execute SQL-based ETL processes to migrate legacy public safety data into the Mark43 platform. Own projects from discovery through delivery while collaborating with contractors, customers, and internal teams.
Lead data strategy and build ETL infrastructure, integrations, and reusable components for internal enterprise systems. Requires 5+ years experience, strong Java/Python, SQL, and API integration skills.
Research engineer on the Safeguards Labs team building and evaluating novel safety methods to detect misuse, strengthen model safeguards, and reduce real-world harm from Claude.
Own the training pipeline for search and agent models, building from product usage data through fine-tuning and evaluation to production deployment. Requires deep expertise in transformer fine-tuning, data curation, and training models for ranking, retrieval, and agent behavior.
Own the multi-stage ranking pipeline for web-scale search, balancing precision, recall, latency, and compute cost across retrieval, first-pass ranking, and neural reranking.
Build Rippling's Data Cloud analytics and BI platform, creating ingestion, transformation, lineage, catalog, and visualization systems plus ML/LLM-powered insights. Requires 6+ years backend engineering experience with Python, distributed systems, and big data tools.
Build and productionize multimodal AI systems that turn unstructured healthcare documents, faxes, and transcripts into reliable structured data and automated workflows using LLMs, OCR, and voice AI.
Senior Software Engineer building scalable AI infrastructure, agent orchestration frameworks, evaluation systems, and high-performance LLM serving at Mixpanel. Requires 5+ years experience and hands-on LLM/agent work.
Staff Data Engineer building and scaling data pipelines, integrations, and workflow orchestration systems. Owns architecture, IaC strategy, and technical leadership across large-scale data infrastructure.
Tech Lead driving AI R&D and end-to-end delivery of production-ready prototypes using full-stack development, LLMs, and emerging technologies. Requires 10+ years experience and strong autonomy.
Build and evolve shared AI/ML infrastructure including LLM proxy server, observability tooling, and ML Ops platform capabilities. Focus on LLM Ops and ML Ops to improve how models are accessed, monitored, evaluated, deployed, and governed in production.
Own data and analytics end-to-end: architect internal systems, build metrics/dashboards, and translate customer and product signals into structured inputs for AI agents.
Lead advanced analytics strategy for Airbnb's guest app promotional experience, driving data-informed decisions on conversion optimization and multi-product app development.
First Data Scientist for OpenAI's Identity team. Define metrics, run experiments, and build analytical systems to optimize sign-up, authentication, and account recovery while balancing growth and trust.
Staff Engineer building and shipping LLM-powered retirement features end-to-end. Owns architecture decisions, integrates models, and collaborates closely with product and design.
Principal Data Engineer leading platform modernization, infrastructure, and data product development for a high-impact analytics engineering team. Owns architecture, migrations, and cross-functional initiatives using Snowflake, dbt, Dagster, and AWS.
Lead a team of data scientists and analysts to own line setting strategy, projection models, and market origination for fantasy sports and esports props. Requires 5+ years in sports betting/fantasy, management experience, and strong technical skills in SQL/Python/R.