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Java Junior Jobs in California (NOW HIRING)

Jobsbridge

Sr Java WebServices Developer

Pleasanton, CA

$63.75 - $81.25/hr

... knowledge of Java enterprise development. 5+ years of professional IT experience in a large ... junior developers as well as teams adopting the platforms. Strong knowledge of Technical Design ...

Cla-Val

Junior Software Developer

Costa Mesa, CA · On-site

$57K - $129K/yr

Job Summary : Under general supervision, the Junior Software Developer contributes to the ... Java, etc.). * Experience with at least one scripting programming language (Python, JavaScript, etc.

Peraton

Junior Cyber Software Engineer

San Diego, CA · On-site

$86K - $138K/yr

Responsibilities Peraton is seeking a Junior Level Cyber Software Engineer to support our Atlantis ... Strong Programming sjkills in C/C++, Golang, Python, and JAVA * Experience with Software ...

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Java Junior information

What is the difference between Java Junior vs Java Developer?

AspectJava JuniorJava Developer
Required Experience0-2 years2+ years
CertificationsOptional, entry-level certificationsOptional, advanced certifications
Work EnvironmentTraining, mentorship-focusedProject-driven, independent
ResponsibilitiesLearning, basic coding tasksDesign, develop, maintain Java applications

Java Junior roles are entry-level positions focused on learning and supporting Java projects, often requiring minimal experience. Java Developers have more experience, handle complex tasks, and contribute to project design and implementation. The transition from Java Junior to Java Developer involves gaining skills, experience, and certifications over time.

What are some typical challenges a Java Junior might face when starting out, and how can they overcome them?

As a Java Junior, you may encounter challenges like understanding complex codebases, adapting to agile development practices, and debugging unfamiliar issues. It's common to feel overwhelmed at first, but asking questions, participating in code reviews, and pairing with more experienced developers can accelerate your learning. Regularly practicing coding, studying documentation, and using collaboration tools will also help you quickly become a productive member of the team.

What are the key skills and qualifications needed to thrive as a Java Junior, and why are they important?

To thrive as a Java Junior, you need a solid understanding of Java programming, object-oriented principles, and a relevant degree or coursework in computer science. Familiarity with development tools like Eclipse or IntelliJ IDEA, version control systems (such as Git), and basic knowledge of databases are typically expected. Strong problem-solving abilities, eagerness to learn, and good communication skills help juniors excel in collaborative and fast-paced environments. These skills enable efficient coding, effective teamwork, and smooth adaptation to evolving project requirements.

What are Java Junior developers?

Java Junior developers are entry-level software engineers who specialize in programming using the Java language. They typically have a foundational understanding of Java syntax, object-oriented programming concepts, and basic software development practices. Java Juniors often assist with coding, debugging, and testing under the supervision of more experienced developers, while continuously learning and building their technical skills. Their responsibilities may also include maintaining existing applications and writing simple features as part of a development team.
What are the most commonly searched types of Java jobs in California? The most popular types of Java jobs in California are:
What are popular job titles related to Java Junior jobs in California? For Java Junior jobs in California, the most frequently searched job titles are:
What job categories do people searching Java Junior jobs in California look for? The top searched job categories for Java Junior jobs in California are:
What cities in California are hiring for Java Junior jobs? Cities in California with the most Java Junior job openings:
Java Junior jobs near you
Infographic showing various Java Junior job openings in California as of July 2026, with employment types broken down into 1% Internship, 86% Full Time, 6% Part Time, 1% Temporary, and 6% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution.

Java Engineer - Application & Services

TP-Link Systems Inc.

Irvine, CA • On-site

$100K - $180K/yr

Full-time

Medical, Dental, Vision, Retirement

Re-posted 22 days ago

Job description

In this role, you will be a key member of our engineering team, responsible for the design, development, and maintenance of our backend cloud applications. You will leverage your expertise in cloud technologies and backend development to build secure, reliable, and performant systems that meet our business needs.
About Us:
Headquartered in the United States, TP-Link Systems Inc. is a global provider of reliable networking devices and smart home products, consistently ranked as the world's top provider of Wi-Fi devices. The company is committed to delivering innovative products that enhance people's lives through faster, more reliable connectivity. With a commitment to excellence, TP-Link serves customers in over 170 countries and continues to grow its global footprint.
We believe technology changes the world for the better! At TP-Link Systems Inc., we are committed to crafting dependable, high-performance products to connect users worldwide with the wonders of technology.
Embracing professionalism, innovation, excellence, and simplicity, we aim to assist our clients in achieving remarkable global performance and enable consumers to enjoy a seamless, effortless lifestyle.
At TP-Link, you'll have the opportunity to tackle challenges at a massive scale. With 200+ Java services powering over 100 million connected devices and handling billions of queries per day, our global technical footprint is expansive. We're innovating across diverse areas like security cameras with machine learning and video streaming, payments, subscriptions, and smart home ecosystems-integrating seamlessly with Alexa, Google Home, and beyond.
Our U.S. team is building a dynamic culture from the ground up, focusing on best practices, collaboration, and innovation. This is your chance to take ownership of your work, grow with new and exciting technologies, and make a tangible impact on products that reach millions of customers.
Responsibilities:
  • Design, develop, and maintain highly scalable and reliable Java backend services using cloud-native technologies.
  • Collaborate with frontend engineers and other teams to ensure seamless integration.
  • Select and utilize appropriate cloud technologies (e.g., AWS, Azure, OCI) to build and deploy applications.
  • Optimize backend systems for performance, scalability, and cost-efficiency.
  • Implement robust security measures to ensure data protection and application integrity.
  • Write clean, maintainable, and well-documented code.
  • Troubleshoot and debug complex backend issues.
  • Participate in code reviews and mentor junior engineers.
  • Stay up to date on the latest cloud technologies and best practices.

Requirements
  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent experience).
  • 3-5 years of experience in Java backend software development.
  • Proven experience designing and building scalable, reliable, and secure cloud-based applications.
  • Strong proficiency in backend programming language Java and frameworks like SpringBoot.
  • Experience with a specific cloud platform (AWS, Azure, OCI).
  • Experience with cloud-based databases (e.g., NoSQL databases, relational databases).
  • Experience with distributed middleware (e.g. Message queue, config center).
  • Experience with containerization technologies (e.g., Docker, Kubernetes).
  • In-depth knowledge of backend technologies (e.g., APIs, message queues).
  • Experience with security best practices for cloud environments.
  • Excellent communication, collaboration, and problem-solving skills.
  • Ability to work effectively in a team environment.

Benefits
  • Salary range: $100,000 - $180,000
  • Free snacks and drinks
  • Fully paid medical, dental, and vision insurance (partial coverage for dependents)
  • Contributions to 401k funds
  • Bi-annual reviews, and annual pay increases
  • Health and wellness benefits, including free gym membership
  • Quarterly team-building events

At TP-Link Systems Inc., we are continually searching for ambitious individuals who are passionate about their work. We believe that diversity fuels innovation, collaboration, and drives our entrepreneurial spirit. As a global company, we highly value diverse perspectives and are committed to cultivating an environment where all voices are heard, respected, and valued. We are dedicated to providing equal employment opportunities to all employees and applicants, and we prohibit discrimination and harassment of any kind based on race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. Beyond compliance, we strive to create a supportive and growth-oriented workplace for everyone. If you share our passion and connection to this mission, we welcome you to apply and join us in building a vibrant and inclusive team at TP-Link Systems Inc.
Please, no third-party agency inquiries, and we are unable to offer visa sponsorships at this time.

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