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Python Developer Jobs in Walnut, CA, US
1,700+ python developer jobs from 450+ companies hiring in Walnut, CA, US.
2mo
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Senior Full-stack Software Engineer
Irvine, California, United States
$140k-$180k/yr HybridFull Time
5+ YOE5+ years software development; Bachelor's in CS/Engineering; experience with AWS, React/TypeScript, Python, Postgres; DevOps, IaC, and end-to-end ownership.
AWS, ECS, EC2, Lambda, S3, IAM, RDS, Docker, CI/CD, Terraform, React, TypeScript, PostgreSQL, Python
1mo
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AI Engineer
Pasadena, California, United States
$110k-$150k/yr OnsiteFull Time
4+ YOE4+ years software engineering; 1+ year building Generative AI apps; Python/SQL; Azure AI; experience with LLMs; Azure Databricks/TensorFlow/PyTorch a plus.
Python, PySpark, R, SQL, Azure AI APIs, Databricks Mosaic, TensorFlow, PyTorch
3w
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AI Engineer
Los Angeles or New York
$130k-$160k/yr RemoteFull Time
3+ YOE3–6 years of software engineering or applied AI; strong Python; production AI systems, RAG pipelines, prompt architectures; translate business problems into AI workflows.
Python, APIs, LLM, RAG, embeddings, JSON
1mo
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Staff AI Engineer - Applied AI (Remote)
Los Angeles or United States
$207k-$243k/yr RemoteFull Time
8+ YOE8+ years AI/ML development; 5+ years Python; backend experience; foundation models; evaluation pipelines; LLM integration; AIOps; strong communication; Bachelor’s in ML or related field.
Python, JavaScript, TypeScript, Java, Go, LangChain, LlamaIndex, DSPy, Haystack, Pinecone, Weaviate, FAISS, Milvus, OpenAI, Anthropic, Bedrock, Gemini, RAG, tool calling, vector databases
1mo
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Senior Software Engineer
Los Angeles, California, United States
$160k-$200k/yr OnsiteFull Time
5+ YOEBachelor's in CS/CE/EE/Math or 5+ years software engineering; Rust/C/C++/Python/VHDL/SystemVerilog
Rust, C/C++, Python, VHDL, SystemVerilog, C
5d
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Software Development Quality Engineer II
Sylmar, California, United States
$82k-$141k/yr OnsiteFull Time
2+ YOE2+ years software development and testing; embedded systems experience; strong QA and automation; familiarity with FDA/GMP/ISO quality practices; proficiency in C/C++, Python, Java; experience with Git/Jira/CI tools.
C, C++, C#, Python, Java, Visual Studio, Git, Jira, Subversion, ClearQuest, DOORS, Bugzilla, Code Collaborator, Coverity, Parasoft DTP
6d
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Software Engineer
Los Angeles, California, United States
$100k-$150k/yr HybridFull Time
2+ YOE2-5 years in backend or full-stack engineering; strong Node.js, TypeScript, Python; experience with Serverless, React; Docker, Postgres, AWS; production AI solutions; distributed systems.
Node.js, TypeScript, Python, Serverless, React, Docker, PostgreSQL, AWS, Bedrock, Strands, LangChain, Vector databases, RAG pipelines, SQS, EventBridge
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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Senior Software Engineer
Chino, California, United States
$130k-$170k/yr OnsiteFull Time
5+ YOE5+ years in software engineering with hardware/instrumentation; C/C++, Python; hardware interfacing; real-time processing; linear algebra.
C, C++, Python, SPI, I2C, UART, TCP/IP, USB, GPIB, Linux, LabVIEW
1mo
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Field Software Engineer
Hawthorne or Los Angeles
$140k-$240k/yr OnsiteFull Time
Strong technical foundation; proficient in Python and TypeScript/JavaScript; US security clearance.
Python, TypeScript, JavaScript, Git, SSH, Linux
1mo
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Firmware Engineer
Westlake Village or Santa Clara
$87k-$129k/yr OnsiteFull Time
2+ YOEBachelor in Computer Engineering or CS; 0-2 yrs; ARM/RISC-V; C and Python; RTOS basics; embedded drivers; SPI/I2C/UART; schematics; Git/IDEs; Doxygen; English; multitasking.
ARM architecture, RISC-V, C, Python, Git, IDEs, Make, Doxygen, RTOS, SPI, I2C, MDIO, UART, Schematic reading
4w
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Simulation Engineer
Los Angeles, California, United States
$145k-$185k/yr OnsiteFull Time
3+ YOE3+ years in closed-loop simulation tools; BS in CS/CE/EE/Aerospace; proficient in C/C++, Python; Linux; Docker; CI/CD; experience with SITL/HITL; strong analytical skills.
C++, Rust, Python, Linux, Docker, CI/CD, Git
3w
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Software Engineer
Pasadena, California, United States
$150k-$350k/yr OnsiteFull Time
Real-time data visualization software development; GUI experience; degree in CS/EE; US person; in-office in Pasadena, CA.
Python, C++, Qt, PyQt, Tkinter
1mo
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Senior Backend Engineer
Santa Monica, California, United States
$150k-$180k/yr OnsiteFull Time
5+ YOE5+ years backend software engineering; Python; RESTful APIs; AI tooling experience; security and performance focus; able to obtain security clearance.
Python, Git, REST, LLM tooling, JavaScript/TypeScript, Docker, Linux
2w
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Software Engineer
Sherman Oaks, California, United States
$115k-$135k/yr OnsiteFull Time
3+ YOE3+ years software engineering; BS or MS in CS/SE or related field; full‑stack with TypeScript/Python/Node.js; React/Angular; REST APIs; AWS; SQL/NoSQL; CI/CD; scalable, reliable systems.
TypeScript, Python, Node.js, React, Angular, REST APIs, AWS, SQL, NoSQL, CI/CD
6d
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DevOps Engineer – Flight Software
Atlanta or Los Angeles
$177k-$205k/yr OnsiteFull Time
CI/CD expertise, Docker, AWS, Terraform, Python/Bash scripting, Linux, and experience with SIL/HIL testing.
GitLab, Docker, Amazon Web Services, Terraform, Python, Bash, PyTest, GoogleTest, Linux
1w
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Gameplay Engineer
El Segundo, California, United States
$125k-$142k/yr HybridFull Time
4+ YOE4+ years software engineering in online games; 3+ years C++; BS in Computer Science/Engineering; strong C++ and game development knowledge.
C++, Lua, Python
5d
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AI Engineer
Woodland Hills or Jersey City or Houston
$122k-$148k/yr HybridFull Time
5+ YOE5+ years in AI/ML, design/build/deploy AI solutions, strong Python, foundation models/RAG, prompts, APIs; AWS/Docker/CI-CD; LangChain/Semantic Kernel; degree in CS/AI; cloud experience.
Python, LangChain, Semantic Kernel, APIs, AWS, Docker, CI/CD, Sagemaker, Bedrock, Guardrails, AgentCore
2w
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Prompt Engineer, AI
Los Angeles, California, United States
RemoteFull Time
5+ YOE5+ years in AI/ML/NLP with focus on LLMs and prompt engineering; strong testing, experimentation, and ethics in AI; Python for automation; experience with LLM APIs and RAG.
Python, OpenAI API, Anthropic API, Azure OpenAI, Vector databases, RAG
6d
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Software Engineer I
Irvine, California, United States
$89k-$133k/yr HybridFull Time
Software engineer with React, Python, AWS; design and build cloud-native, scalable systems in Agile teams.
React, Python, GraphQL, Node.js, JavaScript, TypeScript, AWS, Docker, Terraform, SQL, PostgreSQL, S3, GitHub Actions, CI/CD, API
3w
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Cloud Software Engineer Staff
Irvine, California, United States
$154k-$258k/yr HybridFull Time
8+ YOEBachelor’s degree in CS or Engineering; Master’s a plus. AWS certs a plus. 8+ yrs software development; 2+ yrs AWS-native deployments; Docker/Kubernetes; Python/Node.js/ PHP; IaC, CI/CD; security, monitoring, REST/API.
AWS, API Gateway, DynamoDB, Cognito, CloudFormation, Terraform, SQS, SES, Docker, Kubernetes, ECS, EKS, Python, Node.js, PHP, Laravel, IAM, KMS, CloudWatch, Serverless, AWS Lambda, AWS SAM, REST, RPC, TCP/IP, DNS, SQL, PostgreSQL, NoSQL, CI/CD
1mo
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Ocean Advisor - Software Engineer
Laguna Niguel, California, United States
$100k-$180k/yr HybridFull Time
Strong Python skills, AWS cloud infrastructure expertise, experience with geospatial/satellite data, and secure, scalable backend design.
Python, AWS, Geospatial data, Satellite data
3w
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Principal DevSecOps Engineer
Palmdale or Fort Worth
OnsiteFull Time
8+ YOEBachelor's degree in STEM; 8+ years DevSecOps; Python & YAML; on-prem, air-gapped, security-focused pipelines; leadership across teams; able to work onsite 100%.
Python, Yaml, Kubernetes, Make, CMake, Ansible, Terraform, Helm, Docker, Git, Bitbucket, Gitlab, Confluence, JIRA
1w
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Senior AI Engineer
Los Angeles or New York
$170k-$200k/yr OnsiteFull Time
6+ YOE6+ years software engineering; 2+ years in production AI/LLM apps; strong Python; LLM APIs; data pipelines; Airflow; AWS; product-quality focus
Python, SQL, Snowflake, Airflow, AWS, GitHub, Datadog, OpenAI, Anthropic, TypeScript, React, Scala, Java
20h
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DevOps Engineer (Intermediate)
Los Angeles, California, United States
$120k-$130k/yr HybridFull Time
2+ YOE2–4 years in DevOps/SRE/Software Eng; Go or Python; cloud and containers; IaC; CI/CD with GitHub Actions and ArgoCD; AI/LLM curiosity a plus.
Go, Python, Docker, Kubernetes, Terraform, GitHub Actions, ArgoCD, CLI, APIs, HTMX
1d
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Software Development Engineer II
Los Angeles, California, United States
$159k-$255k/yr OnsiteFull Time
3+ YOEBackend engineer with SQL/postgreSQL, Python, ETL, REST APIs, AWS, Docker, CI/CD; strong problem-solving and collaboration.
SQL, PostgreSQL, Python, ETL, RESTful APIs, AWS, Docker, CI/CD, Terraform
6d
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Senior AI Engineer
Boston or Los Angeles
$143k-$215k/yr RemoteFull Time
5+ YOE5+ years in production software; 2+ years with LLM-based apps; Python production experience; LangChain/DeepAgent or similar; API integrations; multi-agent systems; strong prompt engineering
Python, LangChain, DeepAgent, LangGraph, CrewAI, AutoGen, API integrations, Celery, RQ, Temporal, Weaviate, Pinecone, pgvector, CLAUDE, Cursor, Copilot, LLM APIs
1mo
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Quality Engineer, Level 4
Los Angeles or Santa Monica
$107k-$161k/yr OnsiteFull Time
2+ YOE2+ years QA experience; strong automation skills in Python, C/C++, Java; Jira/Git proficiency; test planning and documentation.
Python, C/C++, Java, Jira, Git
1w
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Sr. Software Engineer
Los Angeles, California, United States
$120k-$180k/yr OnsiteFull Time
Experience building large-scale SaaS platforms; strong JavaScript (React/Vue/Angular), Python; cloud deployment and DevOps.
JavaScript, Python, React, Vue, Angular, AWS, GCP, Azure, Docker, Kubernetes, PostgreSQL, MongoDB, Redis, FastAPI, Django, Flask, Airflow, Dagster, Kafka, RabbitMQ, Authentication, Authorization
2w
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Senior Software Engineer
Redmond or New York or San Francisco or Los Angeles
$120k-$235k/yr OnsiteFull Time
4+ YOE4+ years engineering experience; proficient in C/C++/C#/Java/Python; Bachelor's in Computer Science or related field.
C, C++, C#, Java, JavaScript, Python, Go, Rust
1mo
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Senior AI Engineer
Atlanta or Boston or Charlotte or Chicago or Dallas or Los Angeles or New York or San Francisco
$145k-$230k/yr HybridFull Time
3+ YOE3–8+ years software engineering experience with AI/ML systems; production LLM apps (RAG, agentic workflows); Python; LangChain/LangGraph/AutoGen/DSPy; strong data engineering basics.
Python, LangChain, LangGraph, AutoGen, DSPy, SQL, NoSQL, Vector databases, ETL
1mo
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AI Engineer (On-Site, Calabasas Office - Immediate Hire)
Calabasas, California, United States
OnsiteFull Time
2+ YOE2–3 years in AI engineering or software development; strong AI prompting; RESTful API design; Python, React, Node.js, Express.js, Ruby on Rails; SQL databases; AWS/Heroku; AI tools; onsite in Calabasas, CA; Bachelor's in CS.
Python, React, Node.js, Express.js, Ruby on Rails, SQL, MySQL, PostgreSQL, AWS, Heroku, GitHub CI/CD, Claude, Cursor, OpenAI, RESTful API
1w
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Software Engineer - Full Stack
Irvine, California, United States
$120k-$140k/yr HybridFull Time
0+ YOE0-3 years of professional software engineering; strong Python or similar languages; REST APIs; SQL; Git; CI/CD; testing frameworks.
Python, REST APIs, SQL, Git, CI/CD, pytest, Jest, Selenium, Playwright, React, TypeScript, HTML, CSS, Docker, Kubernetes, AWS, GCP, Azure, FastAPI, asyncio
1mo
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Senior Software Engineer, Core Infrastructure
Irvine or Denver or Newport Beach or San Francisco
$100k-$210k/yr OnsiteFull Time
6+ YOE6+ years in software engineering; cloud infrastructure; DevOps/SRE; Python; Kubernetes; networking; security; startup experience.
Python, Kubernetes, Cloud, DevOps, CI/CD, Infrastructure as Code
1mo
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Senior Dev Ops Engineer
Irvine, California, United States
$63-$70/hr OnsiteContract
5+ YOEFive+ years in DevOps/Build/Automation in Games or Tech; proficient in C# or C++, Python; experience with CI/CD, source control, and automation; Perforce administration.
C#, C++, Python, CI/CD, Perforce, Jenkins, Unreal Engine
3w
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Sr. Software Engineer, Perception
Torrance, California, United States
$132k-$183k/yr OnsiteFull Time
5+ YOESenior software engineer to design, prototype, and productionize perception systems; strong in VIO, object detection, multi-object tracking, sensor fusion; proficient in C++/Python
C++, Python, ROS 2, OpenCV, GStreamer, ROS, GStreamer
6d
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Software Engineer, Compiling, Quantum AI
Mountain View or Los Angeles or Goleta
$147k-$211k/yr OnsiteFull Time
3+ YOEBachelor's degree in CS/Math/Physics or related field; 3 years C++ and Python; experience designing software systems.
C++, Python, Compiler design, Quantum computing
2mo
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Simulation Software Engineer
Los Angeles, California, United States
$100k-$200k/yr OnsiteFull Time
7+ YOE7+ years in building simulators for complex systems; strong C++/Python; modeling distributed/physical processes; validation against data or hardware-in-the-loop.
C++, Python
1d
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Senior Software Engineer
Irvine, California, United States
$185k-$250k/yr HybridFull Time
5+ YOESenior Software Engineer with 5+ years in Python/Scala, REST APIs, CI/CD, Spark, cloud platforms; Bachelor's in CS or related field.
Python, Scala, SQL, REST APIs, CI/CD, Spark, Graph algorithms, Cloud computing, Data pipelines, Machine learning
1mo
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Senior Software Engineer, Fullstack
Playa Vista, California, United States
$160k-$190k/yr RemoteFull Time
Thrive Market: Membership-based online retailer for organic and sustainable products.
5+ YOE5+ years full-stack experience; Python/Java/PHP; React.js, TypeScript, Next.js; REST/RPC APIs; AWS; observability; CI/CD; Agile; strong communication.
React.js, TypeScript, Next.js, PHP, Magento, Python, Java, AWS, Lambda, S3, CloudWatch, New Relic, Datadog, REST, RPC, Kafka
HiringCafe market data
Python Developer Jobs market signals in Walnut, 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
1,700+
Hiring companies
450+
Fresh sample
50% new in 30d
Salary visibility
90% show pay
Companies appearing in this market
ApexCapital GroupCHAOS IndustriesGeneral MatterGoogleHermeusK2 SpaceLynx Software Technologies
Work location mix in visible results
Onsite: 54Hybrid: 26Remote: 8