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178 senior machine learning engineer jobs at 100 companies in Fairfield, CA

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Senior Machine Learning Engineer
San Francisco or New York or United States
$160k-$235k/yr HybridFull Time
Affinity
Affinity: Relationship intelligence platform for financial dealmakers.
5+ YOE5+ years software engineering/ML experience, production ML deployment, ranking/recommendation systems, Python and ML frameworks (PyTorch, Scikit-learn), vector/graph DB exposure, observability and A/B testing experience.
Python, PyTorch, Scikit-learn, OCR, CI/CD
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1mo
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Senior Machine Learning Engineer, Reliability
San Mateo, California, United States
$197k-$243k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
Expertise in machine learning and modeling, strong distributed systems fundamentals, ability to architect ML infrastructure for production, experience with logs/traces/metrics, and strong communication skills.
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2mo
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Sr. Machine Learning Engineer
Santa Barbara or Dallas or San Diego or San Francisco or Denver or Atlanta or Chicago or Washington, DC
$167k-$209k/yr HybridFull Time
AppFolio
AppFolioNASDAQ: APPF: Provides cloud-based property and investment management software.
Senior ML engineer with production ML/AI experience, distributed systems, and strong software engineering skills.
Python, Go, Ruby, JavaScript, AWS
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Senior Machine Learning Engineer
San Francisco or Los Angeles or New York City
$70-$75/hr HybridContract
Clera
Clera: AI talent agent matching professionals with high-growth startup roles
8+ YOE8+ years ML engineering experience in healthcare with HIPAA-compliant systems, end-to-end ML lifecycle ownership, MLOps, cloud and container experience.
Python, SQL, Databricks, Apache Spark, MLflow, Feature Store, Model Registry, Azure, AWS, GCP, Docker, Kubernetes, REST APIs, Git, CI/CD
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Senior/Principal Machine Learning Engineer
Pleasanton or Seattle
$228k-$342k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
7+ YOE7+ years ML engineering experience (10+ for principal), strong ML/deep learning background, experience with LLMs and production model hosting, cloud experience (AWS/GCP), leadership/mentoring experience, Bachelor's in CS/engineering/physics/math required (advanced degrees preferred).
PyTorch, TensorFlow, AWS, GCP
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2mo
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Senior Machine Learning Engineer
Glendale or San Francisco or New York
$142k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOEExperience building and operating large-scale data/ML systems, strong distributed systems fundamentals, streaming/batch technologies (Kafka, Kinesis, Spark, Flink), Python, plus working knowledge of Java/Scala/Go/C++, cloud-native (AWS, containers, Kubernetes, IaC), observability, and collaboration skills; Bachelor's or Master's required.
Kafka, Kinesis, Spark, Flink, Python, Java, Scala, Go, C++, AWS, Kubernetes, containers, IaC tools
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Staff Machine Learning Engineer
San Francisco or Minneapolis
HybridFull Time
Shipt
Shipt: Provides same-day delivery services from local retailers via app.
5+ YOE5+ years of machine learning and backend software engineering; backend in Go/Java and Python; embeddings, similarity search, ranking models; ML pipelines; distributed systems; SQL/NoSQL; API serving; A/B testing.
Go, Java, Python, MLflow, Kubeflow, Airflow, REST, gRPC, Model servers, SQL, NoSQL
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2mo
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Senior Machine Learning Engineer
Berkeley or New York City
$290k-$395k/yr RemoteFull Time
The Voleon Group
The Voleon Group: Quantitative investment management firm using machine learning strategies.
5+ YOE5+ years software engineering; strong CS fundamentals; Python expertise; ML systems experience; collaboration with researchers.
Python, R, C/C++, NumPy, Pandas, SciPy, scikit-learn, PyTorch, TensorFlow
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Senior Staff Software Engineer, Machine Learning
San Francisco or Sunnyvale or Seattle
$243k-$357k/yr OnsiteFull Time
DoorDash
DoorDashNASDAQ: DASH: On-demand delivery platform connecting consumers with local merchants.
10+ YOE10+ years in ML with production experience; deep learning; fine-tuning LLMs; strong collaboration across teams; proficiency with AI tooling.
Python, Claude Code, TensorFlow, PyTorch, LLM fine-tuning, JSON/tool-calling
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Senior Machine Learning Engineer
San Francisco or Bellevue or Atlanta or Burbank
$159k-$296k/yr HybridFull Time
Warner Bros. Discovery
Warner Bros. DiscoveryNasdaq: WBD: Produces and distributes multimedia entertainment content and news worldwide.
5+ YOE5+ years ML engineering experience, deep Python, Databricks and Snowflake proficiency, production ML deployment, ML evaluation and experimentation, strong software engineering and communication skills.
Databricks, PySpark, Delta, Workflows, DLT, Unity Catalog, Databricks Genie, Databricks Feature Store, Snowflake, Snowflake Cortex, AWS, SageMaker, S3, Lambda, MLflow, Mosaic, FreeWheel, Google Ad Manager, Cursor, GitHub Copilot, Amazon Q, MCP, LangChain, LangGraph, AutoGen, Python, SQL, Scala, XGBoost, LightGBM, Tecton, Feast
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Senior Machine Learning Engineer
San Francisco or New York City
HybridFull Time
Beast Industries
Beast Industries: Produces digital media and consumer goods for MrBeast brands.
8+ YOE8+ years in software or ML engineering with production ML deployment experience, strong Python and software engineering skills, systems design experience, experimentation-driven decision making, and mentorship ability.
Python
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2mo
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(Senior) Machine Learning Engineer - Reinforcement Learning
Fremont, California, United States
$150k-$250k/yr OnsiteFull Time
Pony.ai
Pony.aiNASDAQ: PONY: Develops autonomous driving technology and operates robotaxi services.
3+ YOEM.S./Ph.D. or equivalent experience; 3+ years building production ML with strong RL experience; depth in deep learning and generative models; distributed training and large-scale data processing; strong communication.
Python, PyTorch, LLM, VLM, dLLM, VLA
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Senior Machine Learning Engineer
Chicago or New York City or San Francisco or Seattle or Sunnyvale
$182k-$202k/yr OnsiteFull Time
Uber
UberNYSE: UBER: A technology platform for transportation, delivery, and freight.
4+ YOE4+ years building ML models; BS in CS/CE or related; experience with PyTorch, causal inference or constrained optimization preferred; product and marketplace experience a plus.
PyTorch
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1mo
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Senior Machine Learning Engineer
San Francisco, California, United States
$208k-$264k/yr OnsiteFull Time
Atoms
Atoms: Building robotics and software to automate physical world industries.
4+ YOEMinimum 4 years MLE experience; expertise in Transformers, multimodal systems, sensor fusion (camera, LiDAR, radar); proficiency with PyTorch or JAX, Python and C++; experience optimizing and deploying models to edge hardware and building data curation pipelines.
PyTorch, JAX, Python, C++, TensorRT, CUDA
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Senior Machine Learning Operations Engineer
San Francisco or New York City or Portland or United States or Canada
$167k-$208k/yr HybridFull Time
Mercury
Mercury: Banking services and financial software designed for startup companies.
5+ YOE5+ years in ML engineering/MLOps or backend engineering; production ML service experience; strong Python and API framework skills (FastAPI/Flask); model deployment, CI/CD, registries, observability, SQL, low-latency stores, and streaming pipelines.
Python, FastAPI, Flask, SHAP, SQL, Redis, DynamoDB, Kafka, Kinesis, Redpanda, Snowflake, dbt, Dagster, Airflow, Haskell, React, TypeScript
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1mo
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Machine Learning Engineer, Senior Manager
Southfield or San Francisco or Seattle or Boston or New York City or Los Angeles or San Diego or United States
$184k-$270k/yr RemoteFull Time
Credit Acceptance
Credit AcceptanceNASDAQ: CACC: Provides vehicle financing programs for subprime credit consumers.
8+ YOEPhD (8+ yrs) or MS (10+ yrs) in a relevant technical field; 8+ years designing, building, and deploying ML/DL/Gen-AI models; hands-on experience with production ML/LLM ops, scalable systems, and leading technical teams.
Kubeflow, DVC, Ray, gRPC, GraphQL, Databricks MLflow, Databricks Model Serving, MLflow, Apache Airflow, Spark, Flink, Kafka, Kinesis, Snowflake, Databricks, XGBoost, Transformers
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2mo
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Senior Machine Learning Infrastructure Engineer, Simulation
Mountain View or San Francisco
$213k-$263k/yr OnsiteFull Time
Waymo
Waymo: Autonomous driving technology for ride-hailing and logistics.
5+ YOE5+ years of professional software engineering, with 3+ years in ML infrastructure; BS in CS/Robotics or related field.
DeepSpeed, PyTorch, TensorFlow, ML infrastructure
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Machine Learning Engineer
San Francisco, California, United States
$133k-$236k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
5+ YOEBachelor's in quantitative field or equivalent,5+ years building and operating production ML systems,experience with LLMs/GenAI,fluency in Python and SQL,rigorous evaluation and experimentation skills.
Python, SQL, Databricks, MLflow, Feature Store
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3w
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Senior Machine Learning Engineer
San Francisco or Toronto
$196k-$265k/yr HybridFull Time
EvenUp
EvenUp: AI-powered document generation and analysis for personal injury law.
5+ YOE5+ years building and deploying production ML systems; strong software engineering with Python, distributed systems, API design; ownership of full ML lifecycle; experience with NLP/LLMs preferred.
Python, Pinecone, Weaviate, FAISS, Milvus, Elasticsearch, OpenSearch, LangChain, LlamaIndex, LoRA, embeddings
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1mo
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Senior Machine Learning Engineer
Helsinki or San Francisco or Seoul or Shanghai or London
OnsiteFull Time
Supercell
Supercell: Develops and publishes free-to-play mobile strategy and action games.
Deep ML expertise with a track record of taking ML systems into production at large scale, strong software/data engineering skills, experience with low-latency serving, collaboration and communication skills, and passion for games.
Python, Databricks, SQL, Spark, Redis, Tecton, AWS, GCP, PyTorch, Ray, TensorFlow, ONNX, Databricks Spark, Ray train, Ray serve, FastAPI, Triton inference, Docker, Kubernetes, Terraform, Kubeflow, GitHub Actions, Grafana, Prometheus, Weights and Biases, MLflow, Claude Code, Codex
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