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Backend Python Developer Jobs in Pacifica, CA, US
520+ backend python developer jobs from 290+ companies hiring in Pacifica, CA, US.
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Principal Software Engineer — Data Platform & MAI
Palo Alto, California, United States
$226k-$311k/yr OnsiteFull Time
8+ YOE8+ years in distributed systems; strong data pipelines; proficiency in Scala/Java/Python; Spark; Kafka; cloud platforms; backend/data platform focus.
Scala, Java, Python, Apache Spark, Kafka, Pulsar, Snowflake, BigQuery, Kubernetes, AWS, GCP, Azure
1w
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Senior Software Engineer, Security
San Francisco or Seattle
$165k-$230k/yr HybridFull Time
5+ YOE5+ years software engineering; 1–3+ years security; backend in Python/Go/Java; OAuth/JWT; AWS/Google Cloud; OWASP; SAST/DAST; RBAC; Bachelor's in CS/Engineering.
Python, Go, Java, OAuth 2.0, JWT, RBAC, OWASP, SAST, DAST, AWS, Google Cloud, CI/CD
2mo
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Software Engineer (Full Stack)
San Francisco, California, United States
OnsiteFull Time
1+ YOE1 year+ as a full-stack software engineer; strong frontend with React/TypeScript; strong backend with Python/Go/Rust/Node; API/data-model design; experience with time-series data; ability to work in fast-paced environment.
React, TypeScript, Python, Go, Rust, Node.js, APIs, Time-series data, Data pipelines
1mo
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Founding Senior Engineer (Hybrid + Equity)
San Francisco, California, United States
$80k-$120k/yr HybridFull Time
5+ YOE5+ years backend or full-stack experience; strong Python/TypeScript; design distributed systems; build async workflows, APIs, databases; eager to integrate AI; startup mindset.
React Native, Expo, TypeScript, Python, FastAPI, AWS, GraphQL, PostgreSQL, Aurora, S3, CDK, EventBridge, Bedrock, Pinecone
2w
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AI Software Engineer - HP IQ
San Francisco, California, United States
$127k-$175k/yr OnsiteFull Time
1+ YOEMasters in CS/Engineering/Data Science/AI; 1+ year backend dev with Python/Java/C++; LLM integration; DB/streaming tech; problem-solving in agile env.
Python, Java, C++, PyTorch, TensorFlow, ONNX Runtime, CoreML, SQL, NoSQL, Kafka
2mo
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Principal Agentic AI Engineer
San Francisco, California, United States
$220k-$250k/yr OnsiteFull Time
10+ YOE10+ years building production backend or applied AI systems; strong Java/Go (Python acceptable for evals); hands-on with LLMs, agentic patterns, RAG, and tool use; experience with observability and safety in production.
Java, Go, Python, AWS, LLMs, RAG, embeddings, tool use, APIs, microservices, distributed systems, telemetry, A/B testing, cache/store pipelines
2w
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Software Engineer
San Francisco or Vancouver
$150k-$300k/yr OnsiteFull Time
Build features end-to-end, ship quickly, collaborate with founders, create scalable frontend and backend systems.
Python, TypeScript, React, TailwindCSS
2mo
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Senior Full-Stack Engineer
Culver City or Linthicum or Allen or Woodcliff Lake or Chicago or Orlando or Baton Rouge or Waltham or Phoenix or Harrisburg or West Valley City or Austin or Alpharetta or San Diego or Indianapolis or Lexington or Parma or Little Rock or Asheville or Birmingham or Chantilly or Washington or Brentwood or Plantation or Fort Collins or San Mateo or Schaumburg or Brooklyn
$140k-$180k/yr OnsiteFull Time
7+ YOE7+ years in software development; Bachelor's degree in CS/Engineering; backend (Node.js) and frontend (React) experience; API integrations; cloud and database experience.
Node.js, HapiJS, Python, JavaScript, React, SQL, Serverless, Lambda, CloudFormation, Elastic Beanstalk, EC2, VPC, DynamoDB, RDS, G Suite, Microsoft Graph, Okta, OneLogin, Slack, Linux, Docker, Datadog, CloudWatch, MQTT, log/data pipelines
1mo
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Senior Software Engineer, Analytics Platform
San Francisco, California, United States
$190k-$280k/yr HybridFull Time
4+ YOE4+ years backend/infrastructure experience; strong knowledge of distributed storage systems; Python proficiency; experience with PostgreSQL, ClickHouse, Memcached/Redis, Kafka/RabbitMQ; strong communication; located in or willing to relocate to San Francisco Bay Area.
PostgreSQL, ClickHouse, Memcached, Redis, Kafka, RabbitMQ, Python
1mo
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Staff Software Engineer, AI Operations
San Francisco, California, United States
$233k-$267k/yr HybridAll Commitments Available
5+ YOE5+ years building production systems; experience with LLMs; backend (Python/Node.js); frontend (React/Next.js) or native; privacy by design; comfortable with ambiguity.
OpenAI, Anthropic, LangChain, LlamaIndex, Python, Node.js, React, Next.js, Swift, Kotlin, Claude Code, Cursor, LLM, MLOps
1mo
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Integration Engineer, People Technologies
Bellevue or Livingston or New York or San Francisco or Sunnyvale
$165k-$242k/yr HybridFull Time
5+ YOE5+ years as a Full-Stack or Integration Engineer; strong React frontend; backend in Node.js/Python/Java; API/microservices; enterprise integrations; Workato/Boomi/Tray.io; Camunda/Airflow/Zapier; GenAI and cloud/AWS/GCP/Azure; data pipelines and API security.
React, Angular, Vue, Node.js, Python, Java, Workato, Boomi, Tray.io, Camunda, Apache Airflow, Zapier, OpenAI, LangChain, RAG, AWS, GCP, Azure, API security, Data pipelines
2mo
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Software Engineer, AI Systems & Infrastructure - AI Geospatial Assistant Team
San Francisco, California, United States
$145k-$181k/yr HybridFull Time
4+ YOE4+ years backend experience Python/Go; AWS or GCP; Terraform; CI/CD; LangChain/LlamaIndex; vector search; Kubernetes/Docker; production AI systems.
Python, Go, AWS, GCP, Terraform, LangChain, LlamaIndex, Docker, Kubernetes, Ray Serve, CI/CD, Vector search, Distributed computing
1mo
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Senior Software Engineer - Cloud (AWS) Account Management
Santa Monica or New York or Seattle or San Francisco or Glendale
$142k-$208k/yr OnsiteFull Time
5+ YOE5+ years software engineering; AWS experience; CI/CD tools; backend (Python, APIs); IAM/security; Docker; Unix/Linux; strong communication and collaboration.
Terraform, GitHub Actions, Spinnaker, Jenkins, Python, Docker, Unix/Linux
1mo
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Software Engineer
San Francisco, California, United States
$140k-$170k/yr OnsiteFull Time
Strong Next.js and TypeScript skills; backend API and database experience; able to integrate AI tools and LLMs; open-source mindset.
Next.js, TypeScript, Python, Rust, Go, PostgreSQL, Drizzle ORM, AWS, Vercel, OpenAI, Anthropic, OpenRouter, Modal, Vector databases
1mo
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Principal Software Engineer
San Francisco, California, United States
$164k-$257k/yr RemoteFull Time
9+ YOE9+ years backend, data, or infrastructure engineering; distributed systems; big data; applied AI/ML; proficient in Java, Go, Python; strong SQL and data modeling; familiarity with ClickHouse, DynamoDB, Bigtable, Kafka, Kinesis, Snowflake; experience with LLMs and AI workflows.
Java, Go, Python, SQL, ClickHouse, DynamoDB, Bigtable, Memcached, Kafka, Kinesis, Firehose, Airflow, Snowflake, LangGraph, MCP
13h
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Staff Software Engineer
San Francisco or New York
$200k-$250k/yr HybridFull Time
8+ YOE8+ years software engineering; backend focus; Go/Java/Python; distributed systems; cloud (AWS/GCP/Azure); CI/CD; leadership; problem solving.
AWS, GCP, Azure, GitHub Actions, ArgoCD, Infrastructure as Code
2w
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Principal Software Development Engineer (AI/ML)
Livermore, California, United States
$131k-$261k/yr OnsiteFull Time
10+ YOE5+ Mgmt10+ years software development across mobile and backend; 5+ years leading core engineering teams; cloud platforms (AWS/Azure/GCP); CI/CD/DevOps; strong leadership; ML model development with TensorFlow/PyTorch; MLOps pipelines.
Python, TensorFlow, PyTorch, LangChain, Hugging Face, CI/CD, AWS, Azure, GCP
1mo
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Staff AI Engineer – Agentic AI and Automaton
San Francisco or Lehi or Plano
$195k-$244k/yr HybridFull Time
10+ YOE10+ years of experience building scalable backend/data/AI systems; strong Java/Spring Boot and/or Python; cloud-native architectures (AWS/GCP); data pipelines; AI/ML integration; leadership and mentoring.
Java, Spring Boot, Python, AWS, GCP, Kubernetes, Docker, PostgreSQL, React, Angular, Claude Code, GitHub Copilot, Cursor, Gemini
1mo
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Senior Software Engineer, Data & Eval Platform
Redwood City, California, United States
$180k-$270k/yr OnsiteFull Time
5+ YOE5+ years of software experience focusing on data-intensive/human-in-the-loop platforms; strong Python and backend skills; experience with React/TypeScript; databases and cloud infrastructure; problem solving with complex data.
Python, NumPy, Pandas, React, TypeScript, PostgreSQL, Redis, Google Cloud Platform, Amazon Web Services, Kubernetes
2mo
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Full Stack Software Engineer, Generalist
Sunnyvale, California, United States
$120k-$170k/yr OnsiteFull Time
2+ YOE2-5 years of full-stack experience; frontend React/Next.js; backend Node.js/Python/Go; databases, APIs, distributed systems; production SaaS experience; US work authorization.
React, Next.js, Node.js, Python, Go, AWS, GCP, Azure, Docker, Kubernetes, CI/CD
1mo
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Sr. Staff Software Engineer - HPC Network Engineering
Mountain View, California, United States
$181k-$297k/yr HybridFull Time
LinkedInNASDAQ: MSFT: Professional social network for career development and job recruitment.
10+ YOEBA/BS in CS or related field; 10+ years in large-scale distributed backend systems; proficiency in Go/Python/C++; Linux and Kubernetes; RDMA/GPU networking knowledge.
Go, Python, C++, Linux, Kubernetes, RDMA, GPU Direct
1w
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Sr. Software Engineer, ML Applications
Palo Alto, California, United States
$163k-$204k/yr OnsiteFull Time
3+ YOEBS/MS/PhD in CS or related field with 3+ years experience; or 6+ years with no degree; strong backend (Python, Go, Java); full stack with JS/TS and React; MongoDB/Postgres; NoSQL at scale a plus; end-to-end feature ownership; strong communication.
Python, Golang, Java, TypeScript, React, MongoDB, Postgres, NoSQL, CI/CD, Git, Kubernetes, AWS, ML workflows
1mo
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Lead Software Engineer – AI/RAG Platform
Atlanta, Georgia, United States
HybridFull Time
7+ YOE7–10 years of software engineering; 2–5 production RAG agents; Python backend with LLM orchestration; Angular frontend; Azure OpenAI; REST APIs; MCP integration; Agile/Scrum experience.
Python, LangChain, Semantic Kernel, Azure OpenAI, Azure AI Search, MCP, Angular, REST APIs, RAG Architecture, Google, Git
2mo
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Senior Software Engineer - Cloud Account Management
Santa Monica or New York or Seattle or San Francisco or Glendale
OnsiteFull Time
5+ YOE5+ years software engineering; AWS cloud experience; CI/CD tooling (Terraform, GitHub Actions, Spinnaker, Jenkins); backend (Python, APIs); AWS IAM; Docker; Unix/Linux; strong communication.
Terraform, GitHub Actions, Spinnaker, Jenkins, Python, Docker, Unix/Linux
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
1mo
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Principle AI Engineer
Seattle or San Jose
$186k-$280k/yr HybridFull Time
10+ YOE10+ years in software engineering; strong distributed systems and backend architecture; Python plus Go/Java/TypeScript; production experience with LLMs, prompt engineering, and agent frameworks; experience with Vertex AI, Gemini, OpenAI APIs; API design, microservices, Kubernetes; familiar with vector databases and security patterns.
Python, Go, Java, TypeScript, Kubernetes, Vertex AI, Gemini, OpenAI APIs, LangChain, LlamaIndex, Vector databases, RAG, cloud-native architectures
1mo
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Software Engineer
San Francisco, California, United States
$140k-$170k/yr OnsiteFull Time
Strong Next.js and TypeScript skills; backend experience with APIs and databases; experience integrating AI tools; open-source mindset; ability to read unfamiliar code and ship features.
Next.js, TypeScript, React, Python, Rust, Go, PostgreSQL, AWS, Vercel, OpenAI, Anthropic, OpenRouter
1mo
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Software Engineer (San Jose, California, United States)
San Jose, California, United States
$84k-$134k/yr OnsiteFull Time
1+ YOEBS or higher in CS/Software Eng; 1+ yrs in software dev; backend/frontend; Python/Shell/Java/C++; REST APIs; Docker; SQL/NoSQL; OpenBMC/Redfish; Kubernetes a plus; HPC/AI exp a plus; willingness to travel
Python, Shell, Java, C++, JavaScript, HTML, REST, Docker, Kubernetes, OpenBMC, Redfish, SQL, NoSQL
3mo
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Senior Software Engineer
Austin or San Francisco or New York
$180k-$260k/yr HybridFull Time
5+ YOESenior software engineer with 5+ years in distributed systems, REST APIs, frontend/backend, cloud, and regulated environments.
Python, TypeScript, Node.js, React, AWS, Docker, Kubernetes, Terraform, Ansible, Git, SQL, NoSQL, CloudFormation, DataDog, Prometheus, Grafana, FDA 21 CFR Part 11, SOC2
2mo
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Senior Software Engineer, Platform Engineering
San Mateo, California, United States
$130k-$200k/yr HybridFull Time
6+ YOE6+ years software engineering experience; strong backend, cloud and DevOps skills; collaboration across teams.
Java, C++, Python, Go, AWS, GCP, Docker, Kubernetes
2w
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Manager Software Engineer
South San Francisco or Salt Lake City
$141k-$177k/yr HybridFull Time
4+ YOE1+ Mgmt5+ years software development, 1-2+ years of management, Python backend, LIMS experience preferred, cloud/serverless, CI/CD, strong collaboration.
Python, FastAPI, Django, AWS, Kubernetes, LIMS, CI/CD, Data Pipelines
2mo
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Senior Software Engineer, Fullstack
San Mateo, California, United States
HybridFull Time
5+ YOE5+ years of fullstack software engineering with end-to-end ownership across UI to database; strong frontend and backend skills; distributed systems experience.
React, Next.js, TypeScript, Go, Python, Java, Node.js, REST, gRPC, SQL, NoSQL, AWS, GCP, Azure, Docker, Kubernetes, Terraform, Pulumi, SSE/WebSockets, CI/CD
2w
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AI/ML Engineer - Agentic
San Jose, California, United States
$137k-$277k/yr HybridFull Time
4+ YOESenior IC with 4-7 years in AI/ML, agentic orchestration, LLM integration, and backend systems.
FastAPI, gRPC, Python, Kubernetes, Docker, OpenSearch, LangGraph, LangFuse, Prometheus, Kafka, Redis, GitHub Actions, ArgoCD
3w
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Senior Software Engineer, AI Voice Agent
San Francisco, California, United States
$150k-$220k/yr HybridFull Time
5+ YOE5+ years production backend experience; Python or TypeScript; real-time systems; experience with LLM/AI in production; event-driven architecture; strong testing, observability, and design skills.
Python, TypeScript, Async programming, LLMs/AI tooling, API design, Datadog, Event-driven architectures, Caching, Messaging queues, Distributed systems, Observability, Testing, Design documentation
1d
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Senior Data Engineer
San Francisco or Denver or New York City
$110k-$130k/yr HybridFull Time
3+ YOE3–5+ years with OO languages; Python for data tasks; data architectures; private markets experience; CI/CD; SQL/PostgreSQL; AWS/Azure/GCP; Git/GitHub; Jira; backend/frontend development.
TypeScript, C#, Java, Python, PostgreSQL, AWS, Azure, GCP, Git, GitHub, JIRA, Kafka, WebSockets, Medallion Architecture, Data Lakes
2mo
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Senior Machine Learning Engineer, AI Agents for Science, AI for Drug Discovery
New York City or South San Francisco
$160k-$297k/yr HybridFull Time
4+ YOE4–7+ years in agent systems, backend engineering, or equivalent; BS/MS or PhD with relevant experience; strong Python and distributed systems skills.
Python, FastAPI, asyncio, distributed systems, containerized environments, vector databases, machine learning, LLMs, RDKit, Biopython
2mo
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Staff AI Systems Engineer
United States or New York City or Boston or Chicago or Denver or Los Angeles or San Francisco or Austin
$200k-$225k/yr RemoteFull Time
5+ YOE5+ years building and shipping ML systems; strong backend Python/JS; experience with LLM agents, ML platforms, cloud infra; observability and evals; remote work capable.
LangChain, LangGraph, vLLM, OpenAI API, Gemini API, Anthropic API, MCP, Postgres, Redis, Prometheus, Grafana, OpenTelemetry, LangSmith, Langfuse, TensorRT, PyTorch, Kubernetes, Terraform, Express, FastAPI, REST, SSE, JWT, AWS
2mo
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Software Engineer (Full Stack)
San Francisco, California, United States
$150k-$175k/yr OnsiteFull Time
3+ YOEFull Stack Software Engineer with 3+ years of experience; strong frontend and backend skills; independent worker; BS in CS or related field or equivalent experience.
React, Vue, Angular, HTML5, CSS3, Python, Node.js, Ruby, Java, SQL, NoSQL
2w
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Senior Software Engineer
San Francisco, California, United States
$170k-$200k/yr OnsiteFull Time
5+ YOE5+ years in a high-growth product environment; full-stack with backend, APIs, and modern frontends; AI tooling; Agile; strong product instincts.
Django, Python, React, React Native
2w
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Senior Software Engineer
Redmond or Mountain View or New York
$120k-$235k/yr OnsiteFull Time
4+ YOEBachelor's in CS or related field plus 4+ years engineering experience; OR equivalent. Master's preferred with 6+ years. Backend/security focus in identity/authorization.
C, C++, C#, Java, JavaScript, Python
HiringCafe market data
Backend Python Developer Jobs market signals in Pacifica, 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
520+
Hiring companies
290+
Fresh sample
36% new in 30d
Salary visibility
92% show pay
Companies appearing in this market
American ExpressRivianZeta GlobalCaseMarkCoreWeaveHewlett Packard EnterpriseMicrosoftNexHealth
Work location mix in visible results
Hybrid: 23Onsite: 23Remote: 7