178 junior python developer jobs at 72 companies in Lancaster, CA
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
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.
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
Revel: Modern software platform for controlling complex hardware systems.
0+ YOEBachelor's degree in engineering/physics/computer science,0–2 years' software experience,foundational Python,interest in CI/CD,embedded testing and Linux familiarity,ability to work on hardware-in-the-loop systems,ITAR-eligible status required.
ALKEME Insurance: Insurance brokerage and risk management services provider.
Bachelor's degree or equivalent experience; proficiency in Java, Python, C#, or JavaScript; experience with development frameworks/tools; strong problem-solving and communication skills.
Java, Python, C#, JavaScript, AWS, Azure, Google Cloud, SQL, CI/CD
Science and Technology Corporation: Provides scientific, engineering, and technical services to government agencies.
0+ YOEBachelor's degree in CS/Software Engineering/Aerospace; 0-2 years software development; languages include C, C++, Python, MATLAB/Simulink; US citizenship; ability to obtain security clearance.
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
2+ YOEMaster's in CS or equivalent +2 years experience with large-scale ETL using Microsoft SQL Server and Python, Java/JavaScript/Node.js development, Bash automation, Linux administration, and data analysis for analytics and anomaly detection.
Node.js, Spring Boot, WebFlux, Microsoft SQL Server, Python, Microsoft Excel, Java, JavaScript, Bash, Linux
ZipRecruiterNYSE: ZIP: Online employment marketplace connecting job seekers and employers.
2+ YOE2+ years software engineering or systems integration experience; proficiency in TypeScript and/or Python; API and third-party integration experience; experience using AI developer tools (Cursor, Copilot, Claude).
2+ YOEBachelor's degree or equivalent experience; 2 years programming in C++, Java, or Python; 2 years developing large-scale infrastructure or distributed systems; EMphasis on performance, data structures, and system debugging.
2+ YOEBachelor's degree or equivalent, 2+ years post-degree software development, proficiency in JavaScript/TypeScript, HTML, CSS and one or more backend languages (Java, Golang, NodeJs, Python), front-end frameworks, unit testing, and full-stack web development.
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEBachelor's in STEM with 2+ years software development (0 years with Master's); proficiency in C/C++/Java/Python, software tools (ClearCase, Git, ClearQuest, Jira); US citizenship and ability to obtain Secret clearance required.
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEBachelor's in STEM with 2+ years software development (0 years with MS), experience with C/C++/Java/Python, ClearCase/Git/ClearQuest/Jira, ability to obtain U.S. Secret clearance, U.S. citizenship, and ability to work onsite in Woodland Hills, CA.
Santa Monica or Los Angeles or New York City or Bellevue or Seattle or San Francisco or Palo Alto
$157k-$235k/yrOnsiteFull Time
SnapNYSE: SNAP: Develops social media applications and augmented reality technology.
2+ YOEBachelor's in CS or equivalent experience, 2+ years post-degree software development experience, distributed systems/backend experience, strong collaboration skills, proficiency with Java/C++/Python and cloud/NoSQL systems, ability to use AI tools responsibly.
Java, C++, Python, NoSQL, Memcache, Redis, Kubernetes, Google services, AWS services, AI tools
New York or Los Angeles or Boston or Jersey City or Houston
$115k-$130k/yrRemoteAll Commitments Available
Makai Labs: Provides AI-powered enterprise automation and human-machine teaming solutions.
Hands-on AI engineer with Python skills; experience building AI apps; internship/coursework/research or projects; ability to prototype and iterate quickly.
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
1+ YOEBachelor's in EE/CS/CE,1+ year JavaScript/HTML/Python experience, mobile-friendly web UI development, U.S. Person required, background check and drug test contingent.
NBCUniversalNASDAQ: CMCSA: Produces and distributes entertainment content and theme park experiences.
2+ YOEBachelors or Masters in GIS/CS/Engineering/Mathematics, 2+ years industry experience, Python required, experience with GIS formats (GeoTIFF, LAS/LAZ, Shapefiles, GeoJSON, DTM/DSM/DEM), familiarity with GDAL and PROJ, Linux/bash, and software engineering for geospatial data pipelines.
Los Angeles Capital Management: Quantitative equity management for global institutional investors.
1+ YOEBachelor's in a quantitative field, 1+ year production software experience, strong Python and SQL skills, familiarity with testing and Git, and effective communication.
El Segundo or Los Angeles or Washington or San Francisco or San Diego or London
$140k-$240k/yrOnsiteFull Time
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Strong technical foundation in CS or related field, proficiency in Python/TypeScript/JavaScript, familiarity with Git/SSH/Linux, ability to obtain or possess a U.S. security clearance; travel up to ~25%.
Coherent Distributed Networks (CDN™), Python, TypeScript, JavaScript, Git, SSH, Linux
Apex: Mass-manufactures standardized satellite buses for commercial and government use.
2+ YOEU.S. Person required. Bachelor's in related field or equivalent. 2+ years Palantir Foundry and 2+ years Python/PySpark or SQL. ERP implementation experience, data integration and profiling, strong verbal and written communication.
Capital Group: Providing active investment management and research-driven financial strategies
Recent bachelor’s graduate in a technology field (GPA ≥3.0) with practical experience in .NET, JavaScript, Python, Angular, REST APIs, AWS, or Microsoft SQL Server; familiarity with AI concepts, SDLC, and agile; strong communication and collaboration skills.
.NET, JavaScript, Python, Angular, REST API, AWS, Microsoft SQL Server
AEG Worldwide: Operates live entertainment venues and professional sports franchises worldwide.
Experience building backend systems and APIs; strong programming in Python, JavaScript/TypeScript, PHP, or Go; cloud (AWS/GCP/Azure); SQL/NoSQL databases; familiarity with OpenAI/Anthropic and LLM workflows (prompting, embeddings, RAG).
Python, JavaScript, TypeScript, PHP, Go, Amazon Web Services, Google Cloud Platform, Microsoft Azure, SQL, NoSQL, OpenAI, Anthropic, Pinecone, Weaviate, LangChain, LlamaIndex, Docker, Kubernetes, React, Next.js