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Black Canyon Consulting

Senior AI and Large Language Model (LLM) Engineer

Black Canyon ConsultingBethesda, MD

Leads design, customization, and integration of LLMs into biomedical research workflows and NCBI platforms like PubMed. Requires 3+ years hands-on LLM experience with Python, PyTorch, Hugging Face, and RAG systems; biomedical domain preferred.

Salary not listed
On-site3+ YOEML Engineering
GovWell

AI Product Engineer

GovWellNew York, NY

Builds and launches AI-powered workflow automation products for government agencies, owning full development from needs identification to production using LLMs, RAG, and multi-agent systems. Requires 5+ years experience with generative AI and product engineering in startups.

160k – 260k/yr
Hybrid5+ YOEML Engineering
Shepherd

Software Engineer, Applied AI

ShepherdSan Francisco, CA +4

Builds and deploys production AI systems including LLM-powered features, agents, and RAG for underwriting, pricing, and risk evaluation in insurance. Requires 5+ years backend experience, hands-on AI product shipping, and familiarity with LLMs and vector DBs.

170k – 220k/yr
On-site5+ YOEML Engineering
Eightsleep

ML Research Scientist (Health & Sensing)

EightsleepSan Francisco, CA

Develops AI/ML models to transform sensor data into personalized health and sleep insights, focusing on thermoregulation, foundation models, and behavioral simulations using vast sleep datasets. Requires PhD in ML/AI-related field, 3+ years practical ML experience, and strong publications.

Salary not listed
On-site3+ YOEAI Research
Adaptive Security

Founding Machine Learning Engineer

Adaptive SecurityNew York, NY

Founding ML Engineer builds ML strategy, production systems, and infrastructure from scratch for AI cybersecurity threat detection using LLMs. Requires 8+ years production ML experience, strong software engineering, and cloud/ML frameworks; leads team growth.

Salary not listed
On-site8+ YOEML Engineering
Modal

Forward Deployed ML Engineer

ModalNew York, NY +1

Partners with sales to drive technical sales of AI/ML infrastructure, leading demos, POCs, and solutions for enterprise customers. Requires 2+ years software engineering, AI/ML expertise, and strong communication skills.

180k – 250k/yr
On-site2+ YOEML Engineering
Onxmaps

Staff Data Engineer

OnxmapsBozeman, MT +9

Designs and evolves scalable Iceberg-based lakehouse architecture, metadata governance, and security controls for analytics, product, and AI systems. Requires 12+ years experience with Python, SQL, Airflow, and major cloud platforms.

175k – 218k/yr
Hybrid12+ YOEData Engineering
Postman

Applied AI Scientist, Small Language Model and AI Training

PostmanSan Francisco, CA

Leads R&D on small language models and AI training, developing efficient architectures, optimizing performance, and ensuring safety. Collaborates with research, engineering, and product teams using Python, PyTorch, TensorFlow, or JAX.

219k – 276k/yr
HybridAI Research
Perplexity

Data Scientist

PerplexitySan Francisco, CA

Builds AI agents and systems to automate end-to-end data science workflows, including analysis, querying, pipelines, and experiment interpretation. Requires 6+ years in data science/engineering with strong SQL, Python, and AI experience.

210k – 330k/yr
On-site6+ YOEData Science
Komodo Health

Analytics and Insights Manager

Komodo HealthNew York, NY +1

Leads end-to-end delivery of healthcare analytics projects using real-world data, manages client relationships, and drives insights in areas like patient journeys and market analysis. Requires 3-6 years experience, quantitative degree, and proficiency in SQL/Python/R.

112k – 165k/yr
Remote3+ YOEData Analytics
Lyft

Senior ML Software Engineer, Recommendations

LyftSan Francisco, CA

Develops and launches machine learning algorithms powering Lyft's recommendation systems and core services, partnering with cross-functional teams to solve diverse problems in transportation and personalization. Requires 5+ years ML experience, Python/Golang proficiency, and advanced ML methodologies.

163k – 204k/yr
Hybrid5+ YOEML Engineering
Fractional AI

Senior / Staff Software Engineer (NC)

Fractional AIRaleigh, NC

Senior/Staff Software Engineer builds end-to-end AI products for clients, spending 75% time coding and 25% with stakeholders like CTOs. Requires 8+ years experience shipping products, applying software engineering to AI systems with high ownership.

Salary not listed
Hybrid8+ YOEML Engineering
F2

AI Financial Modeling Extern

F2San Francisco, CA

Develops AI-native financial modeling templates and standards for private markets platform, teaches AI agents best practices, and performs QA on automated model outputs. Requires investment banking or private equity experience with complex model building.

50 – 75/hr
HybridEntry levelML Engineering
Notion

Model Behavior Engineer

NotionNew York, NY

Owns quality for Notion AI products through context engineering, evals, data analysis, debugging, and model evaluation with top AI labs. Requires LLM experience, analytical skills, and driver mentality; no traditional coding.

98k – 140k/yr
HybridML Engineering
Black Canyon Consulting

AI/Machine Learning Specialist

Black Canyon ConsultingBethesda, MD

Leads design and deployment of AI/ML models, prototypes, and ethical frameworks for DoD missions. Requires 8+ years in AI/ML/data science, bachelor's in relevant field, Python/TensorFlow/PyTorch experience, and Public Trust eligibility.

135k – 205k/yr
On-site8+ YOEML Engineering
Black Canyon Consulting

Data Engineer

Black Canyon ConsultingBethesda, MD

Develops and maintains software for NCBI's biomedical databases like PubMed and GenBank, implementing bioinformatic algorithms and cloud pipelines for large-scale genetic data. Requires Python proficiency, SQL expertise, Linux scripting, and experience with big data handling.

Salary not listed
On-siteData Engineering
Headway

Staff Data Engineer

HeadwayNew York, NY +2

Staff Data Engineer architects scalable data infrastructure, leads ETL/ELT pipelines and data modeling using Snowflake, dbt, Airflow, and Python. Requires 9+ years experience, mentoring skills, and marketplace background.

212k – 265k/yr
Remote9+ YOEData Engineering
Bamboo Health

Staff Data Engineer

Bamboo HealthUnited States

Lead data engineer building ETL processes, data models, and warehouses using AWS, Redshift, PostgreSQL, and Kubernetes. Requires 8+ years experience, bachelor's degree, Python proficiency, and Agile expertise for analytics and reporting.

Salary not listed
Remote8+ YOEData Engineering
Eightsleep

Senior ML Operations (MLOps) Engineer

EightsleepUnited States

Build and operate scalable ML infrastructure for deploying models to IoT sleep devices. Own end-to-end pipelines, optimize performance, and collaborate cross-functionally. Requires 5+ years in ML ops, Python, AWS, and production ML deployment.

Salary not listed
Remote5+ YOEML Engineering
Skydio

Senior Software Engineer, Data Platform

SkydioSan Mateo, CA

Builds scalable data infrastructure for drone telemetry ingestion, transformation, and analysis using Databricks and Palantir Foundry. Enables AI-driven insights, predictive models, and self-serve analytics for autonomy teams. Requires 5+ years experience with data engineering and software skills.

180k – 240k/yr
Hybrid5+ YOEData Engineering
Brex

Senior Software Engineer, Product Data Platform

BrexSan Francisco, CA

Senior Software Engineer on the Product Data Platform team builds and optimizes high-performance data, query, and search infrastructure for scalable backend systems. Requires 7+ years experience with relational databases like Postgres, JVM languages, and distributed systems expertise.

192k – 240k/yr
Hybrid7+ YOEData Engineering
Brex

Senior Software Engineer, Product Data Platform

BrexSeattle, WA

Senior Software Engineer on Product Data Platform builds and optimizes high-performance data infrastructure, distributed systems, and AI-powered products using JVM technologies. Requires 7+ years backend experience with deep relational database expertise.

192k – 240k/yr
Hybrid7+ YOEData Engineering
Nuro

ML Research Scientist, Prediction & Smart Agents

NuroMountain View, CA

Build state-of-the-art ML models to predict traffic behavior for autonomous driving, using generative sequence modeling and controllable agents for planning and simulation. Requires PhD preferred, 2+ years deploying ML systems, and expertise in PyTorch and robotics ML.

194k – 291k/yr
On-site2+ YOEAI Research
Voltai

Computational Scientist

VoltaiPalo Alto, CA +1

Develops and scales MPI+CUDA PDE solvers and neural operators for electromagnetic simulations on GPU clusters for IC design. Requires PhD in computational physics/math, expertise in numerical methods, C++/CUDA, HPC, and neural operators for physics problems.

Salary not listed
On-siteML Engineering
Anchorage

Member of Compliance, Financial Crimes Compliance Data Analytics

AnchorageUnited States

Analyze compliance data for Financial Crimes Compliance, enhancing BSA/AML models, automating processes with AI, and delivering insights to regulators. Requires 2-3 years data analytics experience, advanced SQL, and blockchain knowledge.

Salary not listed
Remote2+ YOEData Analytics
Peaksware

Data Scientist - TrainingPeaks

PeakswareLouisville, CO

Data Scientist leverages 30+ years of athlete/coach data to build AI/ML models, conducting exploratory analyses, collaborating cross-functionally, and deploying production solutions for endurance training platforms. Requires 2+ years experience with Python, Scikit-learn, PyTorch, TensorFlow.

95k – 158k/yr
Hybrid2+ YOEData Science
Swayable

Research Data Scientist

SwayableSan Francisco, CA +1

Conducts advanced data science research on public opinion and causal modeling using experimental data. Develops tools, prototypes platform improvements, and communicates insights. Requires Python data science stack fluency and statistical expertise.

125k – 165k/yr
On-siteData Science
Monarch

Software Engineer, AI (Senior/Staff)

MonarchUnited States

Build and own AI features for personal finance app using GenAI, ML, prompt engineering, RAG, and multi-agent systems. Requires 5+ years engineering with 2+ years production AI/ML, strong Python, and evaluation expertise.

Salary not listed
Remote5+ YOEML Engineering
Together AI

Research Engineer, Core ML

Together AISan Francisco, CA

Research Engineer building production ML systems at the intersection of efficient inference, RL/post-training, and serving engines. Translates algorithms into scalable infrastructure improving latency, throughput, and model quality. Requires 3+ years ML systems experience and advanced degree.

200k – 280k/yr
On-site3+ YOEML Engineering
Scale AI

ML Systems Engineer, Robotics

Scale AISan Francisco, CA

Designs and builds scalable platforms for serving foundation models in robotics and autonomous vehicles. Requires 4+ years in ML infrastructure, backend systems, GPU optimization, and cloud technologies.

218k – 273k/yr
On-site4+ YOEML Engineering
AI Fund

Founding Engineer (AI-Native)

AI FundSan Francisco, CA

Founding Engineer builds full-stack Shopify app, AI video extraction pipelines, and creator tools to create commerce evidence layer from buyer videos. Requires AI-native full-stack experience, strong fundamentals, and Bay Area location.

Salary not listed
On-siteML Engineering
Nuro

Senior Software Engineer, Perception ML Data

NuroMountain View, CA

Build ML systems for perception data in autonomous vehicles, curating diverse datasets, synthetic data frameworks, and tools to identify data gaps. Requires 4+ years software engineering with Python/C++, ML implementation experience, and BS in quantitative field.

194k – 291k/yr
On-site4+ YOEML Engineering
Together AI

AI Researcher, Core ML (Turbo)

Together AISan Francisco, CA

Develops efficient inference engines and RL/post-training pipelines for production-scale LLMs, optimizing algorithms, systems, and performance across the stack. Requires 3+ years in ML systems/RL/inference and advanced degree.

200k – 280k/yr
On-site3+ YOEAI Research
Joyful Health

Data Engineer

Joyful HealthNew York, NY

Build scalable data pipelines and integrations for an AI-powered financial operating system in healthcare. Requires 5+ years data engineering experience with Python, distributed systems, AI pipelines, and big data technologies; NYC-based hybrid role.

150k – 275k/yr
Hybrid5+ YOEData Engineering
Instacart

Senior Data Scientist

InstacartUnited States

Senior Data Scientist owns analytical frameworks, designs experiments, builds statistical/ML models, and influences product decisions across Instacart's marketplace teams. Requires 5+ years quantitative experience, SQL/Python proficiency, and advanced degree preferred.

161k – 205k/yr
Remote5+ YOEData Science
Parafin

Senior Software Engineer, Data Platform

ParafinSan Francisco, CA

Build and maintain scalable data pipelines and lakehouse infrastructure using PySpark, Databricks, and Airflow on AWS. Partner with Data Science and Engineering teams to enhance data quality, observability, and ML platform support. Requires 4+ years experience with Python, SQL, and cloud data stacks.

230k – 265k/yr
Hybrid4+ YOEData Engineering
Attentive

Senior Machine Learning Engineer

AttentiveSan Francisco, CA +1

Builds and operates scalable production ML systems for real-time personalization and targeting. Requires 6+ years experience with Python, PyTorch/TensorFlow, data pipelines, and cross-functional collaboration.

244k – 320k/yr
Hybrid6+ YOEML Engineering
Fora

Senior Analytics Engineer

ForaNew York, NY

Senior Analytics Engineer to own analytics transformation layer, data models, and metrics. Build trusted data foundations using dbt and modern warehouses to power insights for stakeholders across the company.

130k – 185k/yr
On-site5+ YOEData Analytics
Perplexity

Data Scientist/Engineer – Online Metrics

PerplexityNew York, NY +1

Develops and validates online metrics from user interactions to measure answer quality in LLM-based search products. Builds scalable data pipelines, analyzes A/B experiments, and collaborates with Product and Search teams. Requires 4+ years experience, MS, Python/SQL proficiency.

Salary not listed
Hybrid4+ YOEData Science
Scale AI

Machine Learning Fellow - Human Frontier Collective (US)

Scale AIUnited States

Collaborate on high-impact AI research projects, design and review deep learning models in PyTorch, analyze GPU performance, and co-author publications. Requires PhD in CS/AI/ML and hands-on expertise with Transformers, CNNs, and diffusion models.

Up to 166k/yr
RemoteAI Research
Square

Staff Data Analyst, Block Compliance

SquareSan Francisco, CA +2

Leads data strategy and analytics for Block's Compliance team, focusing on Financial Crimes and AML. Delivers actionable insights to leaders and regulators using SQL, ETL, and visualization tools; requires 8+ years experience.

143k – 258k/yr
On-site8+ YOEData Analytics
Scale AI

ML Research Engineer, ML Systems

Scale AISan Francisco, CA +2

Builds and optimizes distributed frameworks for LLM training and inference on Scale's RLXF platform. Collaborates with ML teams to accelerate research, requiring expertise in PyTorch, CUDA, transformers, and large-scale distributed systems.

218k – 273k/yr
On-siteML Engineering
Scale AI

Staff Machine Learning Research Engineer, Agent Post-training - Enterprise GenAI

Scale AISan Francisco, CA +2

Develops next-gen Agent RL training platform for enterprise GenAI, integrating cutting-edge research to train state-of-the-art models for complex use cases. Requires 5+ years LLM production experience, RLHF expertise, recent top publications, and advanced CS degree.

218k – 273k/yr
On-site5+ YOEAI Research
Scale AI

Staff Machine Learning Research Scientist/ Engineer, Agents

Scale AISan Francisco, CA +2

Conducts cutting-edge research on data for state-of-the-art AI agents like browser and SWE agents, develops prototypes using LLMs and frameworks like PyTorch/JAX, and publishes in top ML venues. Requires 3+ years ML experience and strong cross-functional communication.

275k – 350k/yr
On-siteAI Research
Scale AI

Machine Learning Systems Research Engineer, Agent Post-training - Enterprise GenAI

Scale AISan Francisco, CA +2

Develops and optimizes post-training algorithms for agent RL platforms, focusing on LLM training, inference frameworks, and multi-agent systems. Requires 1-3 years production LLM experience, expertise in PyTorch/CUDA, RLHF/PPO, and advanced degree.

218k – 273k/yr
On-site1+ YOEAI Research
Scale AI

Machine Learning Research Engineer, Agents - Enterprise GenAI

Scale AISan Francisco, CA +2

Develops and deploys state-of-the-art ML models and agents for enterprise GenAI using RL training and post-training algorithms. Requires 1-3 years LLM production experience, RLHF expertise, recent top publications, and advanced CS degree.

218k – 273k/yr
On-site1+ YOEAI Research
Scale AI

Technical Advisor Intern - GenAI (Winter/Spring 2026)

Scale AISan Francisco, CA

University students contribute to generative AI projects like model training and failure mode identification, participate in focus groups, and collaborate on team challenges. Requires STEM enrollment, coding proficiency, and competitive programming experience; fully remote with flexible hours.

52k – 208k/yr
RemoteEntry levelAI Research
Scale AI

Software Engineer, Enterprise AI

Scale AINew York, NY +1

Build and scale enterprise Generative AI platform, owning large product areas across backend, frontend, LLMs, and ML models. Requires 4+ years experience, proficiency in Python/JavaScript/SQL, Kubernetes, and cloud providers.

216k – 270k/yr
On-site4+ YOEML Engineering
Scale AI

Staff Software Engineer, Enterprise GenAI

Scale AISan Francisco, CA +1

Staff engineer owns large product areas in enterprise GenAI platform, working across backend, frontend, LLMs, and ML models. Solves scalability challenges with 7+ years experience in Python/JS, Kubernetes, and cloud providers.

248k – 311k/yr
On-site7+ YOEML Engineering
Scale AI

Machine Learning Research Engineer, Agent Data Foundation - Enterprise GenAI

Scale AISan Francisco, CA +2

Develops synthetic data pipelines, production trace agents, and automated agent-building frameworks for enterprise GenAI. Requires 3+ years LLM production experience, top conference publications, and advanced CS degree.

218k – 273k/yr
Hybrid3+ YOEML Engineering