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Python Software Developer Jobs in Vallejo, CA, US
1,800+ python software developer jobs from 660+ companies hiring in Vallejo, CA, US.
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Product Engineer
San Francisco, California, United States
$100k-$200k/yr RemoteFull Time
Strong product sense; experience with software engineering; familiarity with LLMs and agentic workflows; remote work ability.
TypeScript, NestJS, React, PostgreSQL, Redis, Python, Kafka, AWS, Kubernetes, FluxCD
1mo
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Senior Full Stack Engineer
Burlingame, California, United States
$140k-$195k/yr HybridFull Time
5+ YOE5+ years full-stack development; strong Python back-end (FastAPI, Django, Flask); JS/TypeScript with React; API design (REST/GraphQL); databases and system design.
Python, FastAPI, Django, Flask, JavaScript, TypeScript, React, Next.js, REST, GraphQL, AWS, GCP, Celery, Kafka, WebSockets
1mo
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AI Engineer
San Francisco, California, United States
HybridFull Time
3+ YOE3+ years in data-intensive SaaS, >1 year in ML/AI, Python and SQL, experience with AI systems, tooling, and cloud platforms.
Python, R, SQL, Next.js, React, TypeScript, Tailwind CSS, TensorFlow, PyTorch, Hugging Face Transformers, LangChain, LlamaIndex, AWS, GCP, Vertex AI, Airflow, Databricks, GitHub, Jira, Confluence, Figma, Claude, Gemini
1mo
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AI Engineer
San Francisco or New York or Seattle or Chicago
$150k-$180k/yr HybridFull Time
BS in CS/engineering; experience with LLMs/RAG, embeddings, ML lifecycle; Python, NLP; cloud platforms; Git; strong collaboration and communication.
Python, RESTful APIs, HuggingFace, OpenAI, LangChain, PyTorch, TensorFlow, GCP, AWS, Azure, Git
1mo
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Sr. Product Verification Engineer (Test Automation)
Palo Alto, California, United States
$139k-$191k/yr HybridFull Time
5+ YOEBachelor's in CS with 5+ years experience or Master's in CS with 3+ years; strong Python and .NET; object-oriented programming; software testing; travel flexibility.
Python, .NET, Azure DevOps
4w
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Staff/Senior Software AI engineer: Predictive Analytics
San Francisco, California, United States
$150k-$200k/yr OnsiteFull Time
5+ YOE5+ years in ML or applied AI with production deployments; strong time-series modeling; Python programming; experience building ML pipelines and deploying models; collaboration across backend, edge, firmware, and product teams.
Python, Go, Java, Rust, PyTorch, TensorFlow, scikit-learn, AWS, GCP, Azure, Docker, CI/CD, MLOps
2w
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Principal System Integration Engineer (Enterprise Systems), Python (1064) – Department of Technology
San Francisco, California, United States
$146k-$197k/yr HybridFull Time
5+ YOEFive years in applications or software development; associate degree or equivalent; strong Python and Java API experience; Oracle database/PLSQL; API-driven integration; DevOps basics.
Python, Java, Oracle Database, PL/SQL, JSON, XML, Git, CI/CD, SOAP
3w
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Senior Full Stack Engineer, Hazel AI
San Francisco, California, United States
$200k-$250k/yr HybridFull Time
4+ YOE4+ years of software engineering; 1+ year full stack; BS in CS or related field; React, TypeScript, GraphQL, Python, AWS; strong ownership and communication.
React, TypeScript, GraphQL, Python, Microservices, AWS
2mo
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ML Engineer
San Francisco, California, United States
OnsiteFull Time
Strong software engineering, ML lifecycle experience, data preprocessing, training/fine-tuning, benchmarking, collaboration with researchers, and shipping results.
Python, TensorFlow, PyTorch, ML pipelines
6d
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Senior Staff AI Engineer
Palo Alto, California, United States
OnsiteFull Time
10+ YOE10+ years software/ML/AI engineering; AI/ML product experience; Python with distributed systems; familiarity with prompt engineering, vector databases, RAG, voice agents; cloud environments and modern DevOps; strong communication.
Python, AWS, GCP, Azure, Terraform, CI/CD, Monitoring, Vector databases, Retrieval systems, RAG, speech
3w
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AI Engineer / Senior AI Engineer
South San Francisco, California, United States
$100k-$150k/yr OnsiteFull Time
Hands-on AI/ML development, API integration, POCs, cloud platforms, data pipelines, and client-facing delivery.
Python, LangChain, LlamaIndex, Hugging Face Transformers, PyTorch, TensorFlow, OpenAI API, Anthropic, Google Vertex AI, Azure OpenAI, Streamlit, Gradio, Flask, FastAPI, React, AWS, Azure, GCP, SageMaker, Airflow, dbt, Snowflake, Redshift, Databricks
2w
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Senior AI Engineer I - Agentic AI
New York or Charlotte or Palo Alto or Phoenix or Sunrise
$123k-$215k/yr RemoteFull Time
5+ YOE5+ years software engineering with ML/LLMs; proven AI/system shipping; strong backend, APIs, data pipelines; LLM tooling and agentic patterns; AI-assisted development; ownership mindset; customer focus.
Python, Go, TypeScript, AWS, GCP, Kubernetes, REST, gRPC, Kafka
3mo
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LLM Engineer
San Mateo, California, United States
HybridFull Time
5+ YOEExperience building production ML systems, 2+ years LLM-powered apps, strong Python, multi-agent/LLM tooling, self-hosting, and cross-functional collaboration.
Python, Claude Code, LangChain, LlamaIndex, Claude Agent SDK, RAG, vector databases, embedding models, Kubernetes, GPU infrastructure, AWS, GCP, Azure, CFD, structural analysis, thermal simulation, self-hosting, LLM serving
2mo
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AI Engineer
San Francisco, California, United States
$120k-$200k/yr HybridFull Time
2+ YOE2+ years in applied AI/ML with production deployments; strong Python; ML frameworks; track record building AI agents; production monitoring and iteration; balancing innovation with reliability.
Python, PyTorch, JAX, TensorFlow, LangChain, LlamaIndex, AutoGen, CrewAI, Semantic Kernel
1mo
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Full-stack Developer (Full-Time/Intern) - San Francisco
San Francisco, California, United States
OnsiteFull Time, Internship
3+ YOE3+ years full-stack web development; JS/TS with a major frontend framework; backend in Node.js/Python/Go/Java; databases; cloud deployments; strong engineering skills; interest in AI/ML.
React, Vue, Angular, Node.js, Python, Go, Java, AWS, GCP, Azure, Cloudflare, TypeScript
1w
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Backend Engineer
Los Angeles or San Francisco
$100k-$150k/yr RemoteFull Time
2+ YOE2-5 years backend experience; Bachelor's in CS or related field; cloud data pipelines; Python with data libraries; NLP familiarity; Git proficiency; strong communication and data integrity.
Python, Pandas, NumPy, SciPy, Git, GCP, NLP
1mo
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Founding AI Engineer
San Francisco, California, United States
$150k-$250k/yr OnsiteFull Time
3+ YOE3-5 years ML/AI engineering or NLP, fluent in Python, strong communication, ability to work on-site in San Francisco.
Python, NLP, LLMs, Embeddings
2w
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AI Engineer
San Francisco, California, United States
OnsiteFull Time
3+ YOEHands-on with modern foundation models; strong model behavior intuition; fine-tuning, training pipelines, dataset construction; Python ML stacks and TypeScript production systems; action-oriented, owner mindset.
Python, Typescript, LLMs, Multimodal models, RLHF, OpenAI, Anthropic, Next.js, GraphQL, Node.js
1mo
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Machine Learning Infrastructure Engineer - #4694
Menlo Park or Sunnyvale
$190k-$255k/yr HybridFull Time
5+ YOE5+ years in software for machine learning, scientific computing, or large-scale data processing; strong Python and systems language skills; experience with PyTorch/TensorFlow and distributed computing; BS in CS/Engineering/Bioinformatics or related.
Python, Golang, Java, C++, C#, PyTorch, TensorFlow, Spark, Ray, Flink, Beam, Docker, Kubernetes, AWS, Bazel, Jupyter, NumPy
1mo
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Senior Machine Learning Engineer, AI Platform
San Francisco or New York
$160k-$235k/yr HybridFull Time
5+ YOE5+ years in software engineering/ML; experience building ranking/recommendation systems at scale; Python; ML frameworks; model deployment/observability; vector/graph databases; observability and A/B testing.
Python, PyTorch, Scikit-learn, vector databases, graph databases, OCR
2w
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Senior Community Engineer
San Francisco, California, United States
$152k-$198k/yr RemoteFull Time
3+ YOE3+ years in a software development environment; excellent written/verbal communication; experience delivering technical presentations and demos; ability to author tutorials and workshops; strong interest in AI/ML infrastructure; hands-on AI coding agents; familiarity with prompt engineering and MCP server integration; experience with LLMs and agent...
Go, JavaScript, TypeScript, Python, C#, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud Platform, AWS Bedrock, Azure AI Foundry, Google Vertex AI, LangChain, Strands Agents SDK, Kubeflow, Ray, KServe, NVIDIA GPU operators, Llama.cpp, vLLM, Ollama, AI tooling
2w
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Build Engineer - NBA 2K
Novato, California, United States
$86k-$120k/yr OnsiteFull Time
2+ YOE2+ years as Build/Release engineer; C++ and Python; Jenkins CI/CD; large codebases; onsite in California.
C++, Python, Jenkins, CI/CD, Source Control, Automation scripting
2w
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AI Engineer
Pleasanton, California, United States
HybridFull Time
3+ YOE3+ years ML engineering; Python; deploying LLM/Generative AI at scale; experience with OpenAI/Google/Anthropic/Amazon Bedrock APIs and open-source LLMs; vector/graph databases; SQL/NoSQL; Bachelor's in CS/CE.
Python, FastAPI, OpenAI API, Google AI, Anthropic API, Amazon Bedrock, Langchain, LlamaIndex, Langgraph, CrewAI, Microservices, FastAPI, Pinecone, Neo4J, Postgres, Snowflake, DynamoDB, Streamlit, ReactJS, AWS ECS, AWS EKS, AWS SageMaker
1d
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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)
Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami
$103k-$188k/yr HybridFull Time
3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.
Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs
1w
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Sr. Applied AI Engineer
San Francisco, California, United States
$192k-$287k/yr RemoteFull Time
7+ YOE7+ years software engineering; 3+ years building distributed cloud ML/AI in production; 2+ years in LLM/ML Ops; experience building shared services/internal platforms; full ML/LLM lifecycle; cloud infra experience; strong developer experience focus
TypeScript, Python, Cloud infrastructure
3mo
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Product Engineer, Tech Ops
San Francisco or New York City
RemoteFull Time
Proven software engineering skills; build and scale internal platforms; collaborate with product and growth teams.
TypeScript, React, Next.js, Nx, Node.js, GraphQL, PostgreSQL, TypeORM, Redis, AWS, Terraform, Docker, Salesforce, Zendesk, Customer.io, Iterable, Webflow, Google Ads, Meta, Microsoft, LLM, RAG, Python, Databricks, Sentry, PostHog, Playwright
2mo
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Senior AI Engineer
San Francisco, California, United States
$200k-$250k/yr OnsiteFull Time
Strong Python and SQL skills; experience with data infrastructure; PostgreSQL with JSONB/vector types; AWS; production AI/ML systems; cross-stack work; curiosity and pragmatism.
Python, SQL, PostgreSQL, Linux, AWS, GCP, Langfuse, Modal, DuckDB, Fireworks, Baseten, Anthropic
2w
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Principal Engineer - eCommerce, Digital, & Product Launch
San Francisco or Remote
$231k-$303k/yr HybridFull Time
15+ YOE15+ yrs software development; 10+ yrs technical leadership; 3+ yrs architect/engineer roles; strong multi-language skills; experience with microservices, MFEs, REST APIs, caching, cloud, AI tooling; Fast-paced Agile environment; ability to lead and mentor.
ReactJS, Python, NodeJS, PHP, GoLang, Amazon Web Services, Docker, Kubernetes, CI/CD, AI-assisted development tooling, CMS, Search, PIM
12h
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Senior Machine Learning Research Engineer (ML Platform)
South San Francisco, California, United States
$209k-$233k/yr OnsiteFull Time
5+ YOESenior ML software engineer with 5+ years of experience; strong Python and JAX or PyTorch; on-site 4 days a week; ML platform and generative modeling focus.
Python, JAX, PyTorch, Ray, Spark, BigQuery
1d
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Agent Engineer
San Francisco, California, United States
OnsiteFull Time
Software engineer with hands-on experience in AI-agent features, prompt/tool chains, or agentic systems; strong background in LLMs and agent frameworks; strong reliability and speed focus; experienced with evaluation, A/B testing, and end-to-end ownership.
Python, TypeScript, LLMs, Vector databases, Agent frameworks
1mo
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Senior DevOps Engineer
San Ramon or United States
$90k-$250k/yr HybridFull Time
6+ YOE5-7+ years DevOps/Cloud Ops; 3+ yrs Git-based VCS; strong IaC (Terraform/Ansible); Kubernetes/Docker; CI/CD tooling; scripting (Python/Bash).
GitLab CI/CD, Jenkins, TeamCity, Git, Terraform, Ansible, Python, Bash, Kubernetes, Helm, Docker, Linux, Prometheus, Grafana, Datadog
2mo
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Senior Platform Engineer
San Francisco or Palo Alto
$170k-$200k/yr OnsiteFull Time
7+ YOE7+ years backend or distributed systems; Python and one backend language (Node.js or Go); observability/tracing; CI/CD; Kubernetes/Terraform; cloud-native; API/microservices; high-availability.
Python, Node.js, Go, OpenTelemetry, Prometheus, Grafana, Jenkins, GitHub Actions, ArgoCD, GitOps, Kubernetes, Helm, Terraform
2mo
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Director of Software Engineering, NX Designer
Fremont, California, United States
$240k-$260k/yr OnsiteFull Time
10+ YOE3+ Mgmt10+ years leading cloud software teams; strong cloud architecture, microservices, AI/ML integration; leadership of multinational teams.
Python, Node.js, Java, Cloud platforms, Microservices, CI/CD, DevOps, APIs, Serverless
1mo
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Staff Software Engineer - Data Platform
Pleasanton, California, United States
OnsiteFull Time
Design scalable data ingestion pipelines; build platform tooling; cloud infra; distributed systems; data pipelines with Kafka/Kinesis; databases and search (SQL, Elasticsearch, MongoDB); monitoring (Prometheus, Grafana, Datadog); containers (Docker, Kubernetes).
Python, Golang, NodeJS, AWS, GCP, Azure, Redshift, BigQuery, Apache Kafka, AWS Kinesis, Elasticsearch, MongoDB, Presto, Snowflake, Prometheus, Grafana, Datadog, Docker, Kubernetes
1mo
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Product Engineer I
Fremont, California, United States
$85k-$92k/yr OnsiteFull Time
1+ YOEBS or MS in STEM; 1+ year troubleshooting complex systems; Bash/Python; Linux; strong communication; travel up to 20%.
Bash, Python, Linux, Jira
2mo
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Full Stack Engineer
Palo Alto, California, United States
$133k-$165k/yr OnsiteFull Time
4+ YOE4+ years backend or full-stack engineering; Python/Node.js; PostgreSQL; experience with AI-assisted tools; internal apps for scientific users.
Python, Node.js, FastAPI, Flask, Express, PostgreSQL, Docker, Next.js, React, NumPy, pandas, Claude, Cursor, Copilot
5d
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Senior Principal Software Engineer
New York City or Boston or Atlanta or Arlington or Miami or O'Fallon or San Francisco
$212k-$407k/yr HybridFull Time
Senior technical leadership; cloud-native platforms; distributed systems; real-time AI/ML inference; API design; data pipelines; MLOps; strong communication.
Java, Go, Python, AWS, Azure, GCP, Distributed Systems, Microservices, APIs, Data Pipelines, MLOps, Real-time Inference
1mo
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Staff Software Engineer, Data
Palo Alto, California, United States
$270k/yr HybridFull Time
Extensive technical leadership in large-scale data engineering; expertise with distributed systems (Spark, Flink, Kafka); systems design; strategic thinking; proactive problem solving.
Spark, Flink, Kafka, Cloud Data Warehouse, Python, SQL
1mo
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Fintech Data & Backend Developer
San Francisco, California, United States
$53k-$83k/yr RemoteFull Time
Experience with MySQL and Firebase (Firestore); cloud database design, security, and performance; API development and integration; ability to work remotely with Pacific Time availability.
MySQL, Firebase (Firestore), Google Cloud Platform, AWS, PostgreSQL, JavaScript, Python, Webflow, Bubble.io, Hubspot, APIs
1w
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Applied AI Engineer
San Francisco or New York City or Barcelona
$180k-$240k/yr HybridFull Time
3+ YOE3+ years backend/API/cloud infra; 2+ years production AI systems; Python; experience with LLMs, RAG; strong product sense.
Python, LLM, RAG, APIs, Cloud
HiringCafe market data
Python Software Developer Jobs market signals in Vallejo, CA, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
1,800+
Hiring companies
660+
Fresh sample
44% new in 30d
Salary visibility
68% show pay
Companies appearing in this market
Hippocratic AILuminary CloudAmerican ExpressHyperspellAirwallexAltruistCalicoFlowith
Work location mix in visible results
Onsite: 28Hybrid: 21Remote: 10