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26 machine learning platform engineer jobs at 20 companies in Fairfield, CA

PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
Help us #BeatIndeed & #BeatLinkedIn
PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
1w
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Machine Learning Platform Engineer
San Francisco or New York City or Los Angeles or Seattle
$245k-$345k/yr HybridFull Time
Whatnot
Whatnot: Social marketplace for buying and selling via live streams
4+ YOE4+ years building ML systems, 3+ years engineering production systems, 1+ year Python, experience with distributed training/inference, databases, monitoring, and cloud services.
Python, PostgreSQL, DynamoDB, Elasticsearch, Redis, DataDog, Grafana, AWS Sagemaker, Lambda, Kinesis, S3, EC2, EKS, ECS, Apache Kafka, Flink
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2mo
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Staff Machine Learning Platform Engineer
Kitchener-Waterloo or Toronto or San Francisco
$216k-$297k/yr HybridFull Time
Faire
Faire: Online wholesale marketplace connecting independent retailers with unique brands.
8+ YOE8+ years in production ML or data platforms; graduate degree in CS/Engineering/Statistics or related field; strong Databricks/Spark/Delta Lake/MLflow; Python/SQL; cloud and IaC; MLOps.
Databricks, Spark, Delta Lake, MLflow, Terraform, GitHub Actions, Kubernetes, AWS, S3, Python, SQL, Kotlin, Airflow, Snowflake, Unity Catalog
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3mo
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Machine Learning Engineer - ML Training Platform
San Francisco, California, United States
RemoteFull Time
Pluralis Research
Pluralis Research: Decentralized protocol for collaborative and open-source AI model training.
5+ YOE5+ years in infrastructure/platform engineering, multi-cloud deployments, distributed ML, Python, Kubernetes, GPU workloads, observability and reliability.
Pulumi, Terraform, CloudFormation, Docker, Kubernetes (EKS), Python, Prometheus, Grafana
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1mo
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Senior Machine Learning Engineer – GeoAI Platform
Bellevue or San Francisco or Seattle
$185k-$275k/yr HybridFull Time
Wherobots
Wherobots: Cloud-native platform for geospatial data analytics and AI.
5+ YOE5+ years building distributed data/ML systems; hands-on experience with Ray, PyTorch, GPU inference, Python scientific stack, object storage, and large-scale data formats.
Ray, PyTorch, PyArrow, NumPy, Xarray, Spark, Dask, CUDA, S3, GeoParquet, Parquet, Zarr
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2d
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Sr Machine Learning Engineer
Seattle or Santa Monica or Glendale or San Francisco
$149k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces movies, operates theme parks, and provides streaming services.
5+ YOE5+ years software/ML engineering experience, BS/MS in CS or equivalent, strong Java skill, experience with large-scale ML/DL platforms and LLM tools, good communication and problem-solving.
Java, scikit-learn, Spark MLLib, PyTorch, AWS Bedrock, Azure Cognitive Services, Vertex AI, LangGraph, Crew AI, strands sdk, vector databases, SpringBoot, DynamoDB, Redis, ValKey, MemCache, Apache Kafka, Kinesis, AWS, Terraform, Docker, Kubernetes
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1mo
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Senior Machine Learning Engineer - Personalization
San Francisco or Bellevue
$132k-$246k/yr HybridFull Time
Warner Bros. Discovery
Warner Bros. DiscoveryNasdaq: WBD: Produces and distributes multimedia entertainment content and news worldwide.
4+ YOE4+ years ML; 3+ years leading multi-stakeholder projects; deep ML lifecycle knowledge; large-scale recommender systems; Python/Java/Go; cloud platforms; SQL; CI/CD; strong communication; MS or equivalent.
Python, Java, Go, SQL, Cloud (AWS/GCP/Azure), CI/CD, GitHub Actions, Jenkins
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1w
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Staff Engineer - Machine Learning
San Mateo, California, United States
$211k-$261k/yr HybridFull Time
Freshworks
FreshworksNASDAQ: FRSH: Provides cloud-based customer support and IT management software.
6+ YOE6+ years backend engineering experience, 1–2+ years AI/ML platform work, expert Java and Python, hands-on LangChain/LangGraph/LangSmith, Kubernetes, AWS, Terraform, PostgreSQL and vector DB experience.
LangChain, LangGraph, LangSmith, Java, Python, Kubernetes, AWS, Terraform, PostgreSQL, Pinecone, Weaviate, FAISS, Temporal, Airflow, Kafka, OpenTelemetry
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3mo
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Senior / Staff Machine Learning Ops Engineer
San Francisco or Dallas or Phoenix or Pittsburgh or Toronto or United States
$157k-$234k/yr RemoteFull Time
Waabi
Waabi: Develops Physical AI for autonomous trucking and robotaxis.
3+ YOE3-5 years in MLOps/DevOps; Bachelor's in CS/Data Science; Python proficiency; ML frameworks (TensorFlow/PyTorch); cloud platforms (AWS/Azure/GC); Kubernetes/Docker; CI/CD; strong problem-solving; production model monitoring.
Python, TensorFlow, PyTorch, AWS, Azure, Google Cloud, Kubernetes, Docker, Git, CI/CD
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2mo
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Senior Machine Learning Engineer - AI/ML
San Mateo, California, United States
$148k-$247k/yr HybridFull Time
Guidewire
GuidewireNYSE: GWRE: Provides a software platform for property and casualty insurers.
10+ YOE10+ years software engineering, 5+ years ML platforms, distributed systems, Python/Go/Java, Docker/Kubernetes, MLflow/Kubeflow/SageMaker, AWS/GCP/Azure, ML/DL, leadership.
Python, Go, Java, Docker, Kubernetes, MLflow, Kubeflow, SageMaker, Vertex AI, Databricks, AWS, GCP, Azure, Kafka, Flink, Spark, Airflow, Argo, Feast, Tecton, TeamCity, Terraform
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2mo
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Senior / Staff Machine Learning Research Engineer
South San Francisco, California, United States
$209k-$233k/yr HybridFull Time
Calico
Calico: Researching aging biology to develop longevity-improving therapies.
5+ YOE5+ years ML software engineering experience; strong Python and JAX or PyTorch skills; experience building model training/serving/eval platforms; willing to work onsite at least four days/week.
Python, JAX, PyTorch, Ray, Spark, BigQuery, AlphaFold
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1w
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Senior Manager, Machine Learning
San Francisco, California, United States
$245k-$295k/yr HybridFull Time
Gridware
Gridware: Real-time sensor platforms for power grid monitoring and safety.
8+ YOE3+ Mgmt3+ years management,8+ years building and deploying ML in production,proficiency in Python,experience with cloud platforms,containerization and CI/CD; strong ML (deep and classical) and communication skills.
Python, cloud platforms, containerization, CI/CD
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3w
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ML Platform Engineer
United States or San Francisco
$136k-$167k/yr RemoteFull Time
Stitch Fix
Stitch FixNASDAQ: SFIX: Online personalized styling service and curated clothing delivery.
5+ YOE5+ years software development experience focused on data/ML/AI infrastructure; building scalable distributed systems; strong coding and design skills; proficiency with Python/Golang, Kafka, Postgres, Redis, FastAPI, Ray; cloud experience (AWS).
Python, Golang, Kafka, Postgres, Redis, FastAPI, Ray, AnyScale, LangGraph, LangSmith, AWS
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1mo
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Staff Software Engineer, Machine Learning Platform
San Francisco or Seattle
OnsiteFull Time
Stripe
Stripe: Provides online payment processing and financial infrastructure for businesses.
10+ YOE10+ years of software development; technical lead; production ML platform experience; cross-functional collaboration; autonomous; AI tooling experience.
AWS, SageMaker, Databricks, OpenAI, Python, Java, SQL, ML platforms
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2mo
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Software Engineer, Machine Learning Platform
San Francisco, California, United States
$187k-$259k/yr OnsiteFull Time
Chime
ChimeNasdaq: CHYM: Provides mobile banking and financial tools for everyday consumers.
5+ YOE5+ years in ML infrastructure or production ML systems; distributed systems and cloud experience; CI/CD, DevOps, and infrastructure as code; Docker/Kubernetes; Python/Go/Scala/Java; AWS; Spark/Ray; GPU/CUDA; Terraform; observability and cost visibility.
AWS, Docker, Kubernetes, Terraform, Spark, Ray, Kafka, Kinesis, Flink, CloudFormation, Python, Go, Scala, Java
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2mo
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Staff/Sr. Machine Learning Engineer, Foundation Models - AI, Search & Knowledge Platforms
San Francisco Bay Area or Seattle
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
7+ YOE7+ years leading complex projects; experience with high-throughput cloud services; Kubernetes, Docker; CUDA; PyTorch or TensorFlow.
CUDA, PyTorch, TensorFlow, Kubernetes, Docker, Nvidia TensorRT-LLM, vLLM, DeepSpeed, Nvidia Triton Server, CUDA kernels
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2w
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[2026] Senior Machine Learning Engineer (Systems), Embodied AI/NPCs, ML Platform - PhD Early Career
San Mateo, California, United States
$197k-$243k/yr HybridFull Time
Roblox
RobloxNYSE: RBLX: Platform for creating and playing user-generated 3D digital experiences.
PhD (pursuing or completed) in CS or related field; experience building end-to-end ML pipelines, model inference/deployment, distributed inference and systems optimization, Kubernetes and major cloud providers (AWS/Azure/GCP).
Kubernetes, AWS, Azure, GCP
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2mo
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Member of Technical Staff - Machine Learning Capabilities, New Graduates
San Francisco or Toronto or Seattle
$165k-$200k/yr OnsiteFull Time
Preference Model
Preference Model: Building reinforcement learning environments to train frontier AI models.
0+ YOENew graduate ML engineers with strong ML fundamentals, Python proficiency, systems programming, and interest in RL environment design; familiarity with PyTorch or JAX and cloud platforms a plus.
Python, PyTorch, JAX, CUDA, Triton, Pallas, AWS, GCP, Azure
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3d
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Principal ML Engineer
Irving or San Francisco or Charlotte or Iselin
$159k-$305k/yr OnsiteFull Time
Wells Fargo
Wells FargoNYSE: WFC: Provides banking, investment, mortgage, and consumer finance products.
7+ YOE7+ years engineering experience, expertise in clustering, unsupervised learning, knowledge graphs, Python, ML frameworks, and building production ML platforms for enterprise use cases.
Python, LLMs, MLOps
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3w
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Staff Software Engineer, Trends Machine Learning Infrastructure
San Francisco or Palo Alto or Seattle or United States
$177k-$365k/yr RemoteFull Time
Pinterest
PinterestNYSE: PINS: Visual discovery engine for finding inspiration and creative ideas.
8+ YOEBachelor's in CS or equivalent, 8+ years engineering experience building large-scale data or ML-powered platforms, hands-on AI tooling experience, strong cross-functional collaboration and verification practices.
Cursor, Claude Code, Codex
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1mo
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Senior Software Engineer - Machine Learning Infrastructure - San Francisco, CA
San Francisco, California, United States
$176k-$230k/yr OnsiteFull Time
Atoms
Atoms: Building robotics and software to automate physical world industries.
3+ YOE3+ years software engineering experience; background in data/ML/platform/ML infrastructure preferred; proficiency in Python and Java; familiarity with Azure, GCP, Docker, and Kubernetes; ability to work independently and research ML innovations.
Python, Java, Azure, GCP, Docker, Kubernetes, LLM
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