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Junior Java Backend Developer Jobs in Diamond Bar, CA

Fox

Senior Developer, Back-End

Los Angeles, CA · On-site

$143K - $165K/yr

... Java as a plus. This role will work extensively with AWS Lambda, SQS, RDS, and Step Functions to ... You will play a key role in mentoring junior developers, participating in architecture discussions ...

Comcast

Sr. Backend Engineer - Xumo

Irvine, CA · Remote

As a Senior Backend Engineer on the Xumo Software Engineering Team, you will play a key role in ... Java Application Development for Video Streaming Backend Systems * Develop backend systems for ...

Comcast

Sr. Backend Engineer - Xumo

Irvine, CA · Remote

$141K - $189K/yr

As a Senior Backend Engineer on the Xumo Software Engineering Team, you will play a key role in ... Java Application Development for Video Streaming Backend Systems * Develop backend systems for ...

1 point system

Java Developer

Irvine, CA · On-site

$54.75 - $70.75/hr

Develop backend services and APIs using Java-based frameworks * Build and enhance frontend ... Collaborate with engineering teams through: * Code reviews * Agile ceremonies * Design discussions

Xforia, Inc.

Backend Java Developer

San Dimas, CA · On-site

$50.50 - $65.50/hr

* Strong experience with Java, J2EE and Multi-Threading • Experience with spring and Spring Boot. • Strong Data Structures + Concurrency. • Experience in raising cases, data accuracy , high ...

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$63.7K

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How much do junior java backend developer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for junior java backend developer in Diamond Bar, CA is $111,594.00, according to ZipRecruiter salary data. Most workers in this role earn between $78,900.00 and $111,300.00 per year, depending on experience, location, and employer.

What is a junior Java backend developer?

Junior Java Backend Developers are entry-level software engineers who specialize in building and maintaining the server-side logic of web applications using the Java programming language. They work closely with senior developers to implement APIs, manage databases, and ensure smooth data flow between servers and users. Their responsibilities often include writing clean, efficient code, debugging applications, and learning new technologies as needed. Junior Java Backend Developers typically have a foundational knowledge of Java, SQL, and frameworks like Spring Boot.

What are some common challenges faced by junior Java backend developers when joining a new team?

As a Junior Java Backend Developer, one common challenge is adapting to existing codebases and understanding the team's preferred coding standards and practices. You may also find it challenging to grasp complex system architectures or integrate your code with various APIs and databases. However, most teams provide onboarding support, code reviews, and mentorship to help you ramp up. Collaborating closely with senior developers and asking questions can significantly ease your transition and foster your growth in the role.

What are the key skills and qualifications needed to thrive as a junior Java backend developer?

To thrive as a Junior Java Backend Developer, you need solid knowledge of Java programming, understanding of object-oriented design, and familiarity with backend frameworks like Spring, often supported by a degree in computer science or related field. Experience with relational databases (e.g., MySQL), version control systems (like Git), and exposure to RESTful APIs and build tools (such as Maven) are typically required. Strong problem-solving skills, attention to detail, and effective communication make someone stand out in this role. These skills and qualities are crucial for building reliable, scalable server-side applications and collaborating effectively within a software development team.
What are the most commonly searched types of Java Backend Developer jobs in Diamond Bar, CA? The most popular types of Java Backend Developer jobs in Diamond Bar, CA are:
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What cities near Diamond Bar, CA are hiring for Junior Java Backend Developer jobs? Cities near Diamond Bar, CA with the most Junior Java Backend Developer job openings:
Junior Java Backend Developer jobs near you
Infographic showing various Junior Java Backend Developer job openings in Diamond Bar, CA as of August 2026, with employment types broken down into 84% Full Time, and 16% Contract. Highlights an 74% In-person, and 26% Remote job distribution, with an average salary of $111,594 per year, or $53.7 per hour.

Senior Developer, Back-End

Fox

Los Angeles, CA • On-site

$143K - $165K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Re-posted yesterday

Job description

OVERVIEW OF THE COMPANY

Fox CorporationUnder the FOX banner, we produce and distribute content through some of the world's leading and most valued brands, including: FOX News Media, FOX Sports, FOX Entertainment, FOX Television Stations and Tubi Media Group. We empower a diverse range of creators to imagine and develop culturally significant content, while building an organization that thrives on creative ideas, operational expertise and strategic thinking.JOB DESCRIPTION

Under the FOX banner, we produce and distribute content through some of the world's leading and most valued brands, including: FOX News Media, FOX Sports, FOX Entertainment, FOX Television Stations and Tubi Media Group. We empower a diverse range of creators to imagine and develop culturally significant content, while building an organization that thrives on creative ideas, operational expertise and strategic thinking.

ABOUT THE ROLE
We are seeking a Senior Developer with expertise in AWS serverless development to join our engineering team. The ideal candidate will have experience building scalable backend services and APIs primarily using TypeScript, with Python or Java as a plus. This role will work extensively with AWS Lambda, SQS, RDS, and Step Functions to deliver event-driven, highly scalable solutions.

Success in this role will require technical leadership, the ability to visualize complex workflows, and a passion for code quality. You will play a key role in mentoring junior developers, participating in architecture discussions, and maintaining a high bar for system reliability and performance. Familiarity with media digital supply chains and experience leveraging AI tools to enhance development workflows is a plus.

A SNAPSHOT OF YOUR RESPONSIBILITIES

  • Develop and maintain scalable backend services and APIs using TypeScript on AWS serverless platforms (Lambda, SQS, RDS, Step Functions)

  • Lead technical discussions and collaborate with cross-functional teams on architecture, design, and implementation strategies

  • Create detailed workflow diagrams and technical documentation to support development and operations

  • Debug and resolve production issues using AWS CloudWatch logs, Datadog, and other monitoring tools

  • Conduct code reviews and mentor junior developers, promoting coding best practices and quality standards

  • Build OpenSearch indexes to support robust natural language search functionality

  • Leverage AI tools to assist in development, code review, validation, and test generation

  • Maintain and improve unit test coverage across services

  • Optimize applications for performance, scalability, and reliability

  • Understand and apply CI/CD concepts with tools like GitHub Actions

WHAT YOU WILL NEED

  • 5+ years of professional software development experience

  • Expertise in AWS serverless technologies: Lambda, SQS, RDS, and Step Functions

  • Proficiency in TypeScript; additional experience in Python or Java is a plus

  • Strong knowledge of both Object-Oriented and Functional Programming

  • Experience debugging with AWS CloudWatch, Datadog, or similar tools

  • Demonstrated ability to lead technical discussions and produce workflow diagrams

  • Strong experience mentoring and performing code reviews

  • Solid understanding of CI/CD pipelines and GitHub Actions

  • Ability to scale and tune services for performance and reliability

  • Familiarity with npm private packages and modern package management

  • Understanding of relational, NoSQL, and caching database types

  • Experience building OpenSearch indexes

  • Hands-on experience using AI tools to accelerate development and review processes

  • Commitment to unit testing with high coverage

  • Strong verbal and written communication skills

NICE TO HAVE, BUT NOT A DEALBREAKER

  • AWS certifications (e.g., AWS Certified Developer - Associate)

  • Familiarity with infrastructure as code (CloudFormation, Terraform)

  • Experience with containerization technologies such as Docker, ECS, or EKS

  • Background knowledge of media digital supply chains

#Ll-JT1

#DTC

#Ll-Hybrid

We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, gender identity, disability, protected veteran status, or any other characteristic protected by law. We will consider for employment qualified applicants with criminal histories consistent with applicable law.

Pursuant to state and local pay disclosure requirements, the pay rate/range for this role, with final offer amount dependent on education, skills, experience, and location is $143,000.00-165,000.00 annually. This role is also eligible for various benefits, including medical/dental/vision, insurance, a 401(k) plan, paid time off, and other benefits in accordance with applicable plan documents. Benefits for Union represented employees will be in accordance with the applicable collective bargaining agreement.

View more detail about FOX Benefits.

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