116 junior java developer jobs at 22 companies in Manteca, CA
🚀PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yrOn-SiteFull Time
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).
TikTok: Global short-form video hosting and social media platform.
1+ YOEBachelor's in CS or related,1+ years shipping production code,knowledge of API and backend design,proficiency in Python/Go/Java/C/C++,strong communication and stakeholder collaboration skills.
2+ YOEBachelor's or equivalent; 2 years programming in Java, Kotlin, C++, or Swift; 2 years Android application development; B.S. in CS or related preferred; EM/analysis and system debugging experience preferred.
XperiNYSE: XPER: Develops entertainment and audio technology for consumer electronics and automotive.
Design, develop, and maintain scalable Java/goLang/Elixir microservices on AWS; collaborate with cross-functional teams to build cloud-native, performant, reliable, and secure applications.
SAP SuccessFactors iXp Intern - AI Software Developer
San Ramon, California, United States
$15-$62/hrHybridFull Time
SAPFrankfurt Stock Exchange: SAP: Sells enterprise resource planning and business management software solutions.
Must be a current student or recent graduate; bachelor's in computer science preferred; familiarity with Java, Node.js, Python, REST, Git, and cloud-native development; strong communication skills.
FlexAI: Universal AI compute infrastructure for developers and enterprises.
0+ YOEBachelor's or Master's in CS/Software Engineering; internship; strong coding in Python/Go/Java/JavaScript; experience with AI coding tools; solid data structures and algorithms; web/API development; quick learner; good collaboration.
Python, Go, Java, JavaScript, AI tools (Claude, Codex, Others)
ByteDance: Developing AI-driven content platforms and mobile applications.
Currently pursuing a PhD in CS or related; proficiency in C/C++, Java, JavaScript, Kotlin, Objective-C, or Swift; mobile (Android/iOS) development knowledge; able to commit ≥3 months; strong communication skills.
Fremont Bank: A regional community bank providing retail and commercial financial services.
1+ YOEBachelor's degree in a computing/analytics field, minimum 1 year tech experience. Skills: programming exposure (C#, Java, Python, JavaScript, SQL), Git/Azure DevOps/GitHub, Microsoft Power platform, SDLC and BA skills.
C#, Java, Python, JavaScript, SQL, Git, Azure DevOps, GitHub, Microsoft Power BI, Microsoft Power Automate, Microsoft Power Apps, Microsoft 365
Poughkeepsie or Lowell or Durham or Bellevue or San Jose or Dallas
$88k-$152k/yrHybridFull Time, Internship
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
Must be currently enrolled in a Bachelor’s or Master’s in Computer Science or related field, available for an in-person full-time co-op (Jan–Jun 2026). Familiarity with HTML, CSS, JavaScript, React/Angular/Vue, backend tech (Node.js/Java/Python/SQL), Git/IDEs, APIs, containers, and cloud platforms. Must be able to work without visa sponsorship.
HTML, CSS, JavaScript, React, Angular, Vue, Node.js, Java, Python, SQL, Git, IDEs, APIs, IBM Cloud, AWS, Microsoft Azure, Linux, Unix, GO, NodeJS, Eclipse, Microsoft Visual Studio Code, PostgreSQL, MySQL, Db2, Oracle, SQL Server, Jenkins, Puppeteer, Selenium, Playwright, Cypress, Travis, REST API
KLANASDAQ: KLAC: Provides process control and yield management for semiconductor manufacturing.
2+ YOEDesign and build system software for large-scale deep learning/image-processing clusters; 2+ years core-product software experience; strong OOP in Java or C++; Linux and distributed systems experience.
KLANASDAQ: KLAC: Provides process control and yield management solutions for semiconductors.
2+ YOE2+ years building core-product software or Masters degree; strong OOP in Java or C++, Linux experience, distributed and multithreaded systems, and building software for large-scale deep learning/image processing workloads.
2+ YOEUS work authorization required (no visa sponsorship). Bachelor's or Master's in Engineering (robotics/controls) preferred, 2+ years robotics software experience in automation/semiconductor, proficiency in C/C++/Java/Python/C#, strong communication and problem-solving skills.
Whatfix: AI-powered platform for enterprise application adoption and training.
2+ YOE2+ years building production backend systems, strong Java and Spring Boot experience, data structures and testing skills, exposure to CI/CD and version control, strong problem solving and communication.
Software Engineer (San Jose, California, United States)
San Jose, California, United States
$95k-$120k/yrOnsiteFull Time
SupermicroNASDAQ: SMCI: Designs and manufactures high-performance server and storage solutions.
1+ YOEBS/MS in CS/CE/EE required, 1+ years relevant experience preferred, proficiency with MySQL/MSSQL, RESTful and Redfish APIs, Docker/Kubernetes, test automation and programming in Python, Java, Shell, PHP, and strong communication skills.
NXP SemiconductorsNASDAQ: NXPI: Designs and manufactures semiconductors for automotive and IoT applications.
Bachelor's degree in CS/EE, experience in embedded software validation and testing, knowledge of wireless communications, proficiency in C/C++/Java/Python, lab equipment and debugger experience, and strong problem-solving and communication skills.
Lead AI Engineer (AI Foundations, LLM Core and Agentic AI)
Cambridge or McLean or New York or San Jose or United States
$197k-$246k/yrOnsiteFull Time
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
2+ YOEBachelor's in CS/AI/EE/CE (4+ yrs) or Master's (2+ yrs). 4+ yrs programming in Python, Go, Scala, or Java. Experience with LLMs, model training/inference, vector search, cloud deployments, and AI system optimization.
F5NASDAQ: FFIV: Provides application delivery networking and multi-cloud security solutions.
2+ YOEMaster's in CS/Engineering plus 2 years related experience. Strong skills in C/C++, Docker, Java, JavaScript, Python, XML/JSON, REST API, MySQL/MongoDB, Agile, JIRA, Git/Perforce, UNIX/Linux.
SandiskNasdaq: SNDK: Designs and manufactures flash memory and data storage products.
MS (required) or PhD in EE/Applied Physics; deep NAND flash and semiconductor device physics knowledge; C/C++/Java and Perl/Python experience; ability to define and execute NAND performance and reliability tests and analyze results.
PDF SolutionsNASDAQ: PDFS: Data analytics and engineering solutions for semiconductor manufacturing.
1+ YOEMasters degree in CS/EE/ME/Materials Science/Applied Physics, 1+ years programming (Python/Java/C++), Python data analysis assessment, experience with Pandas/NumPy/OpenCV and data visualization tools, strong oral/written communication.
Python, Java, C++, Pandas, NumPy, OpenCV, Spotfire, Pyplot, Seaborn, MATLAB, Tableau, Exensio, LabVIEW, Verilog, System Verilog, VHDL, SEM, TEM
Blackhawk Network: Provider of branded payment solutions and gift cards.
2+ YOEBA/BS in Computer Science or related, 2+ years building full‑stack apps (React front end, Java/Spring back end), hands-on AWS experience (Kinesis, RDS, Lambda, ECS), Aurora/MySQL and SQL, strong problem-solving and communication.