📣 HiringCafe is hiring a Founding Growth Hacker! Learn More · Apply here
Junior Python Developer Jobs in Temecula, CA, US
76 junior python developer jobs from 36 companies hiring in Temecula, CA, US.
3w
Save
Mark Applied
Hide
Junior Researcher - Plasma Diagnostics
Foothill Ranch, California, United States
$30-$35/hr OnsiteFull Time
1+ YOEEntry-level plasma diagnostics role requiring hands-on lab experience (>1 year) and ability to design/perform experiments; strong Python and visualization skills; BS in Physics or Engineering.
Python, Multimeters, Oscilloscopes, Function Generators, DAQs, IDL, MATLAB, SQL, C++
2w
Save
Mark Applied
Hide
Associate Software Developer
Poway, California, United States
$72k-$110k/yr HybridFull Time
0+ YOEBachelor's degree in CS or related, knowledge of C/C++, Java or Python, ability to work independently or in a team, DoD security clearance.
C, C++, Java, Python
1mo
Save
Mark Applied
Hide
Software Developer
Poway, California, United States
$72k-$110k/yr OnsiteFull Time
0+ YOEBachelor's in CS/CE/Information Systems; strong C/C++; Python desired; fundamental software concepts; able to work independently and in a team; DoD security clearance ability; entry-level (0-2 years).
C++, Python
1mo
Save
Mark Applied
Hide
Product Engineer II – Reality Mapping
Redlands, California, United States
$77k-$129k/yr OnsiteFull Time
2+ YOE2+ years in GIS/remote sensing or photogrammetry; knowledge of photogrammetry; UI/DevOps test automation; Python/JavaScript/C# development; BA/BSc in GIS, geography, engineering, CS, math, or related field.
JMeter, Selenium, Robot Framework, Python, JavaScript, C#, Jenkins, GitHub Actions
1w
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
SW/Agentic Engineer, Early Career
Carlsbad, California, United States
$95k-$150k/yr OnsiteFull Time
0+ YOEBachelor’s degree or higher in CS/SE or related field; 0-3 years experience; proficient in Python, TypeScript/JavaScript, or Rust; knowledge of LLMs and cloud computing; strong software practices and communication.
Python, TypeScript, JavaScript, Rust, Git, LLMs, Terraform, Docker, Kubernetes
1d
Save
Mark Applied
Hide
Salesforce Developer Engineer Intern
Costa Mesa, California, United States
OnsiteInternship
0+ YOEInternship requiring CS focus, programming skills, and fast learner; 40 hrs/wk; onsite in Costa Mesa.
Java, JavaScript, Python, Salesforce
1w
Save
Mark Applied
Hide
Jr. Front-End Developer (2800)
Orange, California, United States
$67k-$75k/yr HybridFull Time
2+ YOE1-2 years front-end experience; HTML, CSS, Next.js; JavaScript frameworks (React/Vue/jQuery/ES6); CMS (Contentful, WordPress); Git; cloud exposure (Azure/AWS/GCP) preferred; basic back-end knowledge (PHP/Python/Node.js); strong communication and teamwork.
HTML, CSS, Sass, Less, Next.js, JavaScript, React, Vue, jQuery, ES6, Git, GitHub, Contentful, WordPress, Webpack, NPM, Azure, PHP, Python, Node.js, SQL, APIs
2mo
Save
Mark Applied
Hide
Forward Deployed Software Engineer Internship
Irvine, California, United States
$250-$625/hr OnsiteMultiple Commitments Available
Part-time internship for a student; strong programming skills across Python/Java/C++/TypeScript; collaboration with technical and non-technical stakeholders; able to work independently and 10-25 hrs per week.
Python, Java, C++, TypeScript/JavaScript, Cloud, Front-end frameworks
2mo
Save
Mark Applied
Hide
Software Engineer II
Irvine, California, United States
$32-$54/hr HybridFull Time
3+ YOE0–3 years in software engineering; strong C/C++, Linux, web tech; Agile/Scrum; REST APIs; CI/CD; sockets; travel up to 20%
C++, Linux, PHP, Python, JavaScript, C/C++, Git, CI/CD, REST APIs, HTML, CSS, React, SaaS
4d
Save
Mark Applied
Hide
Software Engineer Intern - AI
Santa Ana, California, United States
$19/hr OnsiteInternship
Enrolled in associate or bachelor's program; basic programming skills; 20 hours/week; GPA 3.0+; Winter 2026 graduation or later; strong teamwork and communication
Python, Java, C#
2mo
Save
Mark Applied
Hide
Quality Assurance Engineer (Mobile Applications)
Irvine, California, United States
$100k-$140k/yr OnsiteFull Time
0+ YOE0-3 years mobile app testing; manual and automated testing; testing tools; focus on UI/UX and user perspective; write and execute test cases.
Python, Mobile testing tools
1mo
Save
Mark Applied
Hide
Graduate Project Engineer
Carlsbad, California, United States
$70k-$80k/yr OnsiteFull Time
0+ YOEBachelor’s in engineering; 0-2 years experience; CAD, Visio, MS Office; Python programming; strong communication and multi-project skills.
CAD, Visio, Microsoft Office, Python
1w
Save
Mark Applied
Hide
SW/Agentic Engineer, Early Career
Carlsbad, California, United States
$95k-$177k/yr OnsiteFull Time
0+ YOEBachelor's degree in CS/SE or related field; 0-3 years experience; proficiency in Python/TypeScript/Rust; foundational understanding of LLMs and cloud basics; strong communication.
Python, TypeScript, Rust, Git, Cloud computing, LLMs, APIs
2w
Save
Mark Applied
Hide
Analyst - Power BI Dashboard Developer
La Jolla or Baltimore or Charlotte
$81k-$90k/yr HybridFull Time
Bachelor’s degree in a STEM field preferred; analytics and dashboard development experience; strong SQL and Power BI; willing to learn and adapt.
SQL, Power BI, dbt, Python, Git, Snowflake, Microsoft Fabric, Power Platform
5d
Save
Mark Applied
Hide
Forward Deployed Engineer I, GenAI, Google Cloud
San Francisco or Atlanta or Austin or Boulder or Cambridge or Chicago or Addison or Detroit or Irvine or Kirkland or Miami or New York City or Portland or Los Angeles or Reston or Seattle or Sunnyvale or Washington D.C.
$102k-$145k/yr OnsiteFull Time
1+ YOEBachelor's degree; experience in AI, Python/Typescript; cloud experience; applied AI knowledge.
Python, Typescript, Cloud Platform, LangGraph, CrewAI, Google ADK, RAG, MCP
1w
Save
Mark Applied
Hide
WiFi Connectivity Validation Engineer
Irvine or San Diego or Sunnyvale
OnsiteFull Time
Bachelor's degree; knowledge of IEEE 802.11; programming in Python, Shell/Perl/JS/C#; experience validating WiFi systems; preferred advanced degree.
Python, Shell, Perl, JavaScript, CSharp, WiFi test equipment, Wireshark, Iperf, CMW500
1w
Save
Mark Applied
Hide
Design Verification Engineer - Early Career
Santa Clara or Irvine
$87k-$130k/yr OnsiteFull Time
1+ YOEBachelor’s or Master’s in Electrical/Computer Engineering with 1–3 years experience; Verilog/VHDL; Linux and Python; PCB/architecture knowledge; experience with UVM and ASIC verification.
Verilog, VHDL, UVM, Synopsys, Cadence, Mentor Graphics, Linux, Python, PCIe, Memory Architecture
2w
Save
Mark Applied
Hide
Design for Reliability Engineer
Irvine, California, United States
$107k-$134k/yr OnsiteFull Time
1+ YOEBachelor in engineering; 1+ years in reliability engineering; strong technical background; FMEAs; Python; ReliaSoft/JMP; CAD experience; physics of failure; materials and design knowledge.
CATIA, Python, JMP, ReliaSoft, SEM, CT, X-Ray, EDS
3w
Save
Mark Applied
Hide
Engineer I - EE Systems Integration & Validation
Irvine, California, United States
$75k-$85k/yr OnsiteFull Time
0+ YOEBachelor’s degree in Electrical/Computer/Automotive Systems Engineering; 0-3+ years electrical experience; can read schematics; programming in Python/C++/MATLAB/Simulink; knowledge of hardware, software, and systems engineering; English communication skills.
Python, C++, MATLAB, Simulink, Raspberry Pi, Arduino, CAN, LIN, FlexRay, HIL, UDS
2mo
Save
Mark Applied
Hide
Intern, Engineer Firmware - Carlsbad, CA (Summer 2026)
Carlsbad, California, United States
$23-$45/hr OnsiteTemporary, Full Time
Bachelor's degree or in progress towards a Bachelor's in Electrical Engineering, Computer Science, or Computer Engineering; strong C and Python skills; good communication.
C programming, Python programming, USB, UART, SPI, I2C, RTOS, Linux, WiFi, BLE, Cellular
2w
Save
Mark Applied
Hide
Site Reliability Engineer Intern
Irvine or Los Angeles
$27-$52/hr OnsiteFull Time
Pursuing CS/engineering degree; graduation 2026-2027; proficient in Go/Python/Java/C++; strong problem-solving; self-motivated; good communication; cloud-native and Kubernetes a plus.
Go, Python, Java, C++, Linux, Kubernetes
1w
Save
Mark Applied
Hide
Structural Engineer, Advanced Analysis
Newport Beach, California, United States
$80k-$108k/yr OnsiteFull Time
2+ YOE0-2 years in structural engineering; advanced degree in structural/civil; FE/PE/SE path; proficiency in FEA software; strong communication; willingness to travel; programming skills.
ANSYS, ABAQUS, LS-DYNA, GT-STRUDL, SAP2000, MATLAB, Python, Mathcad
2mo
Save
Mark Applied
Hide
Power System Engineer
Irvine, California, United States
HybridFull Time
0+ YOEPower system engineering role requiring knowledge of power flow, short-circuit, protection, dynamics; strong math, documentation, and client communication skills.
ETAP, Power System Analysis, Python, Excel
2mo
Save
Mark Applied
Hide
Entry-Level Structural Engineer | Designer
Sacramento or Los Angeles or San Diego or Detroit or Grand Rapids or Orange or Oakland
$84k-$112k/yr HybridFull Time
0+ YOEEntry-level structural engineer with strong academics; MS preferred or BS with 1-2 years experience; GPA 3.40+; US work authorization; strong communication.
AutoCAD, Tekla Structures, RISA, RAM Structural System, Revit, MS Excel, MathCAD, SAP2000, ETABS, Python
2mo
Save
Mark Applied
Hide
Electrical Engineer Intern
Carlsbad, California, United States
$22-$26/hr OnsiteInternship
Pursuing Electrical Engineering; strong computer skills; collaborative; project management; good written and verbal communication.
C programming, Python programming, PCB design, Oscilloscope, Schematic reading, Lab testing equipment, Microcontroller programming
3mo
Save
Mark Applied
Hide
Software Engineering Intern
Rancho Cucamonga, California, United States
$20-$22/hr OnsiteInternship
2+ YOEPursuing a technical BS with 2+ years completed; strong coding skills; git proficiency; knowledge of data structures and OS principles; experience in C/C++/Rust or Python/MATLAB; able to develop executable Python packages and work in a team.
C++, Rust, C, Python, Matlab, Git, Linux
3w
Save
Mark Applied
Hide
Software Intern
Irvine, California, United States
$25-$40/hr HybridFull Time, Internship
Undergrad junior entering senior year; pursuing BS in CS/Statistics/Mathematics; strong written/spoken English; proficient with Google Workspace; team player who can also work independently; experience with Python, frontend (JavaScript/React), REST APIs; familiarity with AI tools.
Python, JavaScript, React, REST APIs, Google Workspace, AI tools
1w
Save
Mark Applied
Hide
Associate Research and Development (R&D) Test Engineer
Los Angeles or Irvine
$72k-$85k/yr OnsiteFull Time
3+ YOE3 years electronics work (or 1 year with Associate; bachelor or higher preferred); experience with embedded testing; RF instruments; background check and drug test clearance required.
C/C++, Python, MATLAB, RF instruments, Signal generators, Spectrum analyzers, Channel emulators
1mo
Save
Mark Applied
Hide
Algorithm Intern
La Jolla, California, United States
$22-$25/hr HybridFull Time
0+ YOEPhD student with hands-on deep learning/model development in medical imaging; proficient in Python and DL frameworks; strong communication and collaboration skills.
Python, PyTorch, TensorFlow
1mo
Save
Mark Applied
Hide
Data Scientist for Analytics (Engineer/Scientist Support)
Norco, California, United States
$70k-$143k/yr OnsiteFull Time
Bachelor’s degree; U.S. citizen; DoD SECRET clearance; on-site in Norco, CA; willingness to travel occasionally; proficient in MATLAB or Python; strong analytical and communication skills.
MATLAB, Python
2mo
Save
Mark Applied
Hide
Robotics Research Internship-Locomotion & Planning (Summer 2026)
Irvine, California, United States
$45-$60/hr OnsiteInternship
PhD student with RL, locomotion, or planning experience; strong Python/C++ skills; robotics/ML tooling familiarity.
Python, C++, Isaac Gym, MuJoCo, ROS, ROS2, PyBullet
3w
Save
Mark Applied
Hide
Postdoctoral Fellow, AI/ML for Computational Pathology
Groton or La Jolla
$65k-$108k/yr HybridFull Time
0+ YOEPhD in CS/EE/BME or related field; 0-2 years postdoc experience; 2 letters of recommendation; strong Python and AI methods for pathology images; willingness to commit 2 years.
Python, Git, Unix, Windows
3w
Save
Mark Applied
Hide
Student Assistant - CA DMV Customer Services Division- Information Technology - Hybrid
Sacramento or Fresno or Riverside
$17-$21/hr HybridPart Time, Temporary
College student; basic web development and data analysis knowledge; HTML/CSS/JavaScript; Python; NLP interest; bilingual in Spanish and English; willing to work in a hybrid schedule.
HTML, CSS, JavaScript, Python, Jupyter, LangChain, Bedrock, Pinecone, FAISS
1mo
Save
Mark Applied
Hide
Audio-Visual Systems Programmer
San Diego, California, United States
$95k-$125k/yr OnsiteFull Time
FORTÉ: Designs and installs audiovisual and collaboration technology for workplaces.
Troubleshoot and program complex AV systems; install AV hardware; knowledge of DSP, switchers, Dante/AES-67; Crestron/Extron/Q-SYS programming; strong communication; relevant certifications preferred.
Crestron, Extron, Q-SYS, Dante, AVB, AES-67, AMX, HTML5, C#, Python, LUA, SIMPL, SIMPL+, CTS
2mo
Save
Mark Applied
Hide
Software Engineering Intern - REMOTE
Santa Ana, California, United States
$40-$45/hr RemoteInternship
Pursuing a bachelor’s or master’s degree in Computer Science or Computer Information Systems; prior hackathons or internships preferred; available for 8–10 weeks starting early June 2026.
C#, TypeScript, Python, React, NestJS, SQL, NoSQL, Elasticsearch, Kubernetes, AWS, GitHub, Slack, Jira, Confluence, LaunchDarkly
3w
Save
Mark Applied
Hide
Intern, Automation & AI Development
Tustin, California, United States
$20/hr OnsiteInternship
Currently pursuing a degree in biotechnology/biology/biochemistry/chemical engineering/bioengineering or related field; Excel data handling; interest in AI/ML; quick learner of new tools; strong analytical and communication skills; available for 10-week, full-time internship at the Tustin, CA facility.
Excel, Python, Java, C++, AI/ML tools
HiringCafe market data
Junior Python Developer Jobs market signals in Temecula, 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
76
Hiring companies
36
Fresh sample
56% new in 30d
Salary visibility
90% show pay
Companies appearing in this market
ViasatEsriGeneral AtomicsGeneral Atomics Aeronautical SystemsCalAmpCanon U.S.A.Degenkolb EngineersApple
Work location mix in visible results
Onsite: 37Hybrid: 23Remote: 1
Related browse hubs
Jobs in Temecula CaliforniaPart Time Jobs in Temecula CaliforniaWarehouse Jobs in Temecula CaliforniaManager Jobs in Temecula CaliforniaProject Manager Jobs in Temecula CaliforniaHuman Resources Specialist Jobs in Temecula CaliforniaHuman Resources Jobs in Temecula CaliforniaPhysician Assistant Jobs in Temecula California