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Perpay

Perpay

Philadelphia, PA

Junior Strategic Analyst
No salary listedOn-siteData Analytics

Junior analyst partnering with stakeholders to solve business problems using SQL, Python/R for data analysis, delivering executive recommendations, and building BI dashboards. Requires recent STEM grad with internship experience in quantitative analysis.

Grow Therapy

Grow Therapy

San Francisco, CA
Senior Software Engineer - DevX & AI Enablement
$200k+/yrHybrid5+ YOEML Engineering

As a Senior AI Enablement Engineer, you will design and build foundational AI infrastructure, tooling, and workflows to enhance efficiency across the organization. This role involves building scalable AI systems, partnering with various teams, and driving the adoption of AI-powered workflows.

Upstart

Upstart

United States

Staff Data Analyst, Servicing
$157k+/yrRemote8+ YOEData Analytics

Lead analytical efforts for servicing initiatives, partnering with product, operations, and engineering teams to drive insights, optimize recoveries/collections strategies, design A/B tests, and build BI pipelines. Requires 8+ years in analytics, proficiency in SQL/Python, and experience with large datasets.

Talkiatry

Talkiatry

Remote

Senior Analytics Engineer
$150k+/yrRemote5+ YOEData Engineering

Builds and maintains scalable data models and pipelines using Snowflake, dbt, and Databricks to support analytics for patient intake funnel. Leads BI solutions, self-service tools, and best practices with 5+ years experience, advanced SQL, and cross-functional collaboration.

Shepherd

Shepherd

San Francisco, CA

Founding Machine Learning Engineer
$180k+/yrOn-site4+ YOEML Engineering

Builds end-to-end ML systems for autonomous insurance underwriting, finetuning LLMs, closing feedback loops with underwriter data, and deploying production models. Requires 4+ years ML experience, Python proficiency, and production LLM expertise.

Weave

Weave

United States

Senior Machine Learning Engineer, Gen AI
No salary listedRemote5+ YOEML Engineering

Builds ML infrastructure, models, and platforms to enable AI-powered features for developers handling massive datasets. Requires 5+ years backend experience, production ML deployment, and expertise in LLMs, RAG, distributed systems, and cloud platforms.

Cantina

Cantina

Europe

Member of Technical Staff, Data & ML Infrastructure for Video Models
$200k+/yrRemoteData Engineering

Builds and scales data pipelines for video generation models, including ingestion, annotation via MTurk/Prolific, preprocessing, and curation using Python, AWS, Kubernetes. Requires 3+ years in ML/data engineering, PyTorch experience, and cross-functional collaboration.

Auctor

Auctor

New York, NY

Software Engineer, Applied AI
$175k+/yrOn-siteML Engineering

Builds and improves core AI agent systems for retrieval, tool use, document understanding, and orchestration in production. Designs evals, analyzes traces, and iterates based on real enterprise workflows using Python and LLM expertise.

EigenLayer

EigenLayer

Remote

Agentic AI Engineer
$187k+/yrRemoteML Engineering

Builds production-ready agentic AI systems including runtimes, orchestration, reliability, observability, and integrations with LLMs/APIs. Requires strong backend experience, shipped agent/LLM systems, and production reliability expertise.

Decagon

Decagon

New York, NY

Senior Software Engineer, Agents
$250k+/yrOn-site5+ YOEML Engineering

Build and iterate on AI agents for customer interactions, outperforming humans in complex scenarios. Requires 5+ years experience with Python/TypeScript, systems debugging, and model evaluation/integration.

MongoDB

MongoDB

New York, NY

Product Pricing & Monetization Strategy Senior Analyst
$83k+/yrHybrid2+ YOEData Analytics

Drives strategic initiatives in product pricing and monetization through analytics, operations, and cross-functional partnerships. Requires 2-5 years experience in strategy/ops, SQL proficiency, and strong communication skills.

Stripe

Stripe

Seattle, WA
Forward Deployed AI Accelerator, Marketing
No salary listedRemote5+ YOEML Engineering

Embeds with marketing teams to identify high-leverage workflows, build custom AI tools/agents/automations, coach marketers on AI integration, and scale transformations for self-sufficiency. Requires 5+ years experience building transformative AI solutions and strong coaching skills.

Reddit

Reddit

United States

Senior Staff Machine Learning Engineer, GenAI Platform
No salary listedRemoteML Engineering

Builds and scales Generative AI platform infrastructure using advanced ML techniques. Requires deep expertise in large-scale model training, deployment, and optimization on cloud platforms.

Socure

Socure

San Francisco, CA
Senior Data Scientist - Digital Intelligence, Device Signals
$150k+/yrRemote6+ YOEML Engineering

Senior Data Scientist develops ML models and features using device, network, and behavioral data for fraud prevention and identity verification. Requires 6+ years experience, Master's in quantitative field, Python/SQL proficiency, and production ML deployment expertise.

Dynamo AI

Dynamo AI

San Francisco, CA
Senior Applied ML Research Engineer, Agentic Security
No salary listedRemoteML Engineering

Designs threat models and experiments for agentic AI security risks, builds prototypes with fine-tuned models and analysis tools, and turns research into scalable product defenses. Requires MS/PhD in CS/ML, production coding skills, and security mindset.

Decagon

Decagon

San Francisco, CA
Senior Software Engineer, Agents
$250k+/yrOn-site5+ YOEML Engineering

Build and deploy scalable AI agents for customer support that handle complex interactions across industries like finance and healthcare. Requires 5+ years experience with Python and TypeScript, focusing on system reliability and model integration.

Origin

Origin

San Francisco, CA

Founding AI Research Engineer - Robot Learning
No salary listedOn-siteAI Research

Develops and deploys vision-language-action models and world models for autonomous robot finishing tasks in construction. Owns full lifecycle from data collection via teleoperation to edge deployment on Jetson hardware, requiring strong ML on robotics experience.

Stripe

Stripe

Seattle, WA

Software Engineer, Product Security Data Platforms
No salary listedOn-site8+ YOEData Engineering

Leads design and implementation of scalable security data pipelines and API-first services to deliver real-time security telemetry for enterprise customers. Requires 8+ years in data engineering, distributed systems, and languages like Java, C++, or Rust.

Luma AI

Luma AI

Palo Alto, CA

Research Scientist / Engineer — Multimodal Agent
$250k+/yrHybridML Engineering

Builds and trains large-scale multimodal agentic models involving reasoning, planning, coding, and tool calling. Requires strong ML foundations, PyTorch expertise, and experience with distributed training on massive datasets.

Rula

Rula

United States

Staff AI Engineer - Applied AI (Remote)
$207k+/yrRemote8+ YOEML Engineering

Leads applied AI investments, owning technical direction for high-impact AI products from design to production deployment. Requires 8+ years AI/ML experience, Python expertise, foundation models, LLM patterns, and evaluation systems.

Stackblitz

Stackblitz

United States

Staff Applied AI Engineer
No salary listedRemoteML Engineering

Leads architecture of AI agents that convert natural language to production full-stack apps, driving multi-provider LLM strategies, tool integration, evaluation standards, and cross-team AI initiatives. Requires deep LLM expertise, prompt engineering, and scalable systems design.

Scale AI

Scale AI

San Francisco, CA
Staff Software Engineer, Public Sector
$189k+/yrOn-siteML Engineering

Leads development of agentic AI systems for public sector, including guardrails, data processing, and fleet orchestration for federal datasets. Mentors engineers, defines technical strategy, and communicates with stakeholders to ensure reliable, secure solutions.

Zoox

Zoox

Foster City, CA
Senior Machine Learning Engineer - Scene Understanding
$189k+/yrHybridML Engineering

Develops advanced Vision-Language-Action models for robotaxi scene understanding, detecting hazards and enabling safe driving. Leads data strategies, post-training of large models, and deployment using PyTorch and production ML pipelines. Requires MS/PhD in CS and deep learning expertise.

Variance

Variance

San Francisco, CA

Research Engineer, Evals
$250k+/yrOn-siteML Engineering

Build benchmarks, datasets, and evaluation systems to measure and improve AI model quality for fraud, identity, and risk judgment tasks. Collaborate across research, engineering, and product to drive rigorous experimentation and iteration in high-stakes environments.

Variance

Variance

San Francisco, CA

Research Engineer, Judgment Systems
$250k+/yrOn-siteML Engineering

Research Engineer designs evaluations, studies model failures, and builds research loops to improve AI agents for high-stakes fraud detection and judgment tasks. Requires ML training experience, experimental rigor, and strong engineering skills in adversarial environments.

Stackblitz

Stackblitz

United States

Senior Applied AI Engineer
No salary listedRemoteML Engineering

Designs and implements AI agents that transform natural language into production-ready full-stack applications using state-of-the-art LLMs. Integrates multiple LLM providers, orchestrates workflows, and continuously improves agent performance through data analysis and experimentation. Requires TypeScript proficiency and hands-on LLM experience.

Together AI

Together AI

San Francisco, CA

Senior Machine Learning Engineer, Voice AI
$200k+/yrOn-site5+ YOEML Engineering

Senior ML Engineer optimizes inference for voice AI models (STT, TTS, speech-to-speech) using engines like TensorRT-LLM and SGLang on GPUs. Requires 5+ years ML engineering with serving/inference expertise, Python/PyTorch proficiency, and production ML experience.

Higharc

Higharc

United States

Research Engineer
No salary listedRemote5+ YOEML Engineering

Conducts foundational research in spatial AI for residential construction, developing novel models using reinforcement learning, computer vision, LLMs, and 3D geometry. Requires 5+ years software engineering with 2+ years LLM experience, Master's degree, and expertise in PyTorch and RAG systems.

Parafin

Parafin

San Francisco, CA

Finance Data Lead
$210k+/yrHybrid4+ YOEData Analytics

Leads financial data workflows, transforming raw data into actionable insights via SQL, Python, and BI tools. Builds models, dashboards, and reports for executives while partnering with engineering teams. Requires 4-7 years experience, expert Excel/SQL, and finance fluency.

Cohere

Cohere

United States
Lead Data Scientist
No salary listedRemoteData Science

Lead data scientists design and execute experiments like A/B tests and causal inference to inform product and go-to-market decisions, build predictive models for forecasting and segmentation, and manage a team of analysts while shaping company strategy.

Tavus

Tavus

Remote

Data Engineer
No salary listedRemoteData Engineering

Owns end-to-end data strategy including sourcing, curating, and structuring multimodal data (text, video, images) for AI model training. Requires strong Python, SQL, large-scale processing, and ML-first mindset with LLM experience.

AI Fund

AI Fund

Mountain View, CA

Visiting Engineer: AICoS (AI Chief of Staff)
$120k+/yrOn-site5+ YOEML Engineering

Build and validate an AI Chief of Staff prototype that automatically extracts, sorts, assigns, and follows up on meeting action items using LLMs, RAG, and agentic systems. Requires strong GenAI, NLP, Python backend, and productivity tool integration experience.

Astera

Astera

Machine Learning Researcher - Springtail
$150k+/yrHybridAI Research

Conducts fundamental research on data-efficient ML architectures, including bootstrapped program synthesis and self-synthesizing learning systems. Requires Master's in ML/math, PyTorch fluency, and research experience.

OpenAI

OpenAI

San Francisco, CA
Software Engineer, Workload Enablement
$293k+/yrHybrid5+ YOEML Engineering

Software Engineer enabling production AI workloads on new hardware platforms through porting, benchmarking, stress testing, and performance optimization. Requires 5+ years in ML systems, distributed training, PyTorch, and RDMA/NCCL expertise.

Invisible Tech

Invisible Tech

New York, NY

Staff Software Engineer, Applied AI (Forward Deployed)
$209k+/yrHybrid8+ YOEML Engineering

Builds scalable backend systems and deploys ML models in production for client engagements, working embedded with top clients 3-4 days/week in New York. Requires 8+ years experience in ML engineering, Python, LLMs, cloud platforms, and client-facing work.

Zoox

Zoox

Foster City, CA
Staff Data Scientist - Verification & Validation
$256k+/yrHybridData Science

Staff Data Scientist designs statistical frameworks and conducts robust analysis to validate safety-critical AI systems for autonomous vehicles. Delivers data-driven insights to engineering teams and leadership, scaling pipelines for petabyte-scale driving data analysis. Requires MS/PhD in quantitative field and expertise in Python, SQL, and statistical methods.

CTGT

CTGT

San Francisco, CA

Machine Learning Engineer: LLM Interpretability & Systems
$175k+/yrOn-siteML Engineering

Develops systems for LLM interpretability and deterministic governance by working directly with model weights, activations, and architectures. Implements mechanistic interpretability techniques like activation patching and control vectors for enterprise policy enforcement in production.

Snowflake

Snowflake

Staff Research Scientist, AI Agents & LLMs
$236k+/yrHybridAI Research

Leads research in agentic AI and LLMs, developing models for enterprise reasoning, autonomous agents with tool use, and production systems. Requires PhD, expertise in LLM training/fine-tuning, agent systems, and technical leadership.

Socure

Socure

United States

Senior Data Engineer
$160k+/yrRemote5+ YOEData Engineering

Designs and builds scalable batch/streaming data pipelines for identity verification products, owning end-to-end data initiatives using cloud-native tech. Requires 5+ years data engineering with Spark, AWS, Python/SQL; streaming/orchestration experience preferred.

Onos Health

Onos Health

San Francisco, CA

Lead Engineer (Data/Integrations)
$200k+/yrHybrid5+ YOEData Engineering

Leads architecture and implementation of healthcare payer data integrations (EDI X12, HL7/FHIR) and scalable pipelines for AI/ML systems. Requires 5+ years data engineering experience with payer data and team leadership.

Socure

Socure

San Francisco, CA
Staff Data Scientist - RiskOS
$175k+/yrRemote6+ YOEML Engineering

Staff Data Scientist owns end-to-end development of ML and Generative AI solutions for the RiskOS fraud prevention platform, from data exploration and modeling to production deployment and monitoring. Requires 6+ years experience in data science with fraud/risk focus, Python/SQL proficiency, and GenAI expertise.

OpenAI

OpenAI

San Francisco, CA
Applied AI Engineer, Codex Core Agent
$230k+/yrOn-siteML Engineering

Develops and improves Codex AI agents for real-world software engineering tasks, focusing on performance, reliability, and integration with research and product teams. Requires strong Python, ML/LLM experience, and skills in evaluation, prompting, and debugging production failures.

Tavily

Tavily

Tel Aviv, Israel

Data Scientist
No salary listedOn-site3+ YOEData Science

Builds and maintains machine learning models, applies statistical analysis, and delivers insights that guide product, go-to-market, and business decisions. The role requires 3+ years of data science experience, strong Python and SQL skills, and a bachelor's degree in a quantitative or computer science field.

Komodo Health

Komodo Health

San Francisco, CA
Senior Analytics Consulting Manager
$142k+/yrRemote8+ YOEData Analytics

Leads end-to-end delivery of complex healthcare analytics projects, translating business questions into data insights, managing client relationships, and driving team performance. Requires 8+ years in healthcare analytics, proficiency in SQL/Python/R, and strong project management skills.

Sola

Sola

New York, NY

Software Engineer, ML Platform
$150k+/yrOn-site3+ YOEML Engineering

Builds and owns production ML platform systems, turning AI research into reliable, scalable features. Partners with CTO on prototyping, observability, and end-to-end deployment of AI capabilities. Requires 3+ years experience with Python and modern ML frameworks; onsite in NYC.

Scale AI

Scale AI

San Francisco, CA
Research Scientist, Frontier Risk Evaluations
$197k+/yrOn-site3+ YOEAI Research

Designs evaluation measures, harnesses, and datasets to assess risks from frontier AI systems, including dangerous capabilities testing. Collaborates with agencies, publishes methodologies for policymakers; requires 3+ years ML experience and publications in generative AI.

Fundamental Research Labs

Fundamental Research Labs

Barcelona, Spain

Senior Applied Research Engineer
No salary listedOn-site5+ YOEML Engineering

The role optimizes large-scale distributed training and inference for foundation models, focusing on profiling, parallelization, memory efficiency, and productionization. It requires strong Python skills, multi-GPU training experience, and expertise in modern ML architectures.

Mercor

Mercor

San Francisco, CA

Research Engineer - Environments, Data and Post-Training
$130k+/yrOn-siteML Engineering

Develops post-training pipelines, RLVR experiments, synthetic data generation, and large-scale LLM evaluation systems to enhance frontier language model performance in tool use, agentic behavior, and reasoning. Requires strong ML experience, coding skills, and research background.

FlexAI

FlexAI

Santa Clara, CA

Staff AI Runtime Engineer
No salary listedOn-site8+ YOEML Engineering

Designs, develops, and optimizes core runtime infrastructure for distributed AI training and inference using PyTorch-based stack. Requires 8+ years in systems engineering, deep learning runtimes, Python/C++, and multi-node GPU workloads.

Baseten

Baseten

San Francisco, CA

Post-Training Research Engineer
$200k+/yrHybridML Engineering

Build in-house tooling for post-training custom ML models using advanced techniques like RL and finetuning. Requires deep expertise in transformer training, PyTorch distributed systems, parallelism strategies, GPU performance optimization, and HPC platforms.