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Java Application Developer Jobs in Ontario, CA (NOW HIRING)

Java Developer

Santa Ana, CA · On-site

$53.25 - $68.75/hr

Description: • All phases of software engineering including requirements analysis, application design, and code development and testing • Designing reusable Java components, frameworks and ...

Senior Java Developer

Irvine, CA · On-site

$61.50 - $78.25/hr

Senior Java Developer Location: Irvine, CA 92618 Duration:12Months Must Have Skills: Java ... Bug fixing and troubleshooting the fixes of the existing application. * Participation in Agile ...

New

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 ...

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Java Application Developer information

See Ontario, CA salary details

$25

$59

$86

How much do java application developer jobs pay per hour?

As of Jun 18, 2026, the average hourly pay for java application developer in Ontario, CA is $59.45, according to ZipRecruiter salary data. Most workers in this role earn between $48.89 and $70.43 per hour, depending on experience, location, and employer.

What is the difference between Java Application Developer vs Java Software Engineer?

AspectJava Application DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science or related field, Java certificationsBachelor's in Computer Science or related field, Java certifications
Work EnvironmentDevelops, tests, and maintains Java applicationsDesigns and implements Java-based solutions, often involved in architecture
Employer & Industry UsageTech companies, software firms, enterprise applicationsTech firms, consulting, enterprise software development
Common Search & ComparisonFocuses on application development tasksBroader role including system design and architecture

Java Application Developers primarily focus on building, testing, and maintaining Java applications, while Java Software Engineers often have a broader role involving system design and architecture. Both roles require similar credentials and are used across tech and enterprise industries, but their day-to-day responsibilities differ slightly.

What are some common challenges Java Application Developers face when working on large-scale enterprise projects?

Java Application Developers working on large-scale enterprise projects often encounter challenges such as managing complex codebases, ensuring application scalability, and maintaining robust security practices. Coordinating with cross-functional teams like QA, DevOps, and UI/UX can also present integration and communication hurdles. Staying up-to-date with evolving Java frameworks and best practices is essential to address performance bottlenecks and optimize application efficiency. Proactive problem-solving and effective collaboration are key to overcoming these challenges.

What does a Java Application Developer do?

A Java Application Developer designs, develops, and maintains software applications using the Java programming language. They are responsible for writing clean, efficient code, debugging and resolving technical issues, and collaborating with other developers, designers, and stakeholders to ensure applications meet user needs. Java Application Developers often work on both frontend and backend components, integrate databases, and ensure the security and scalability of applications. They may also participate in code reviews, testing, and documentation throughout the software development lifecycle.

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

To thrive as a Java Application Developer, you need strong proficiency in Java programming, object-oriented design, and a solid understanding of software development principles, typically supported by a degree in computer science or a related field. Familiarity with frameworks like Spring or Hibernate, version control systems such as Git, and experience with build tools and IDEs are highly valued, and certifications like Oracle Certified Professional Java Programmer can be advantageous. Excellent problem-solving abilities, effective communication, and strong teamwork skills set top developers apart. These competencies ensure the delivery of robust, maintainable applications and facilitate collaboration in dynamic development environments.
What are popular job titles related to Java Application Developer jobs in Ontario, CA? For Java Application Developer jobs in Ontario, CA, the most frequently searched job titles are:
What job categories do people searching Java Application Developer jobs in Ontario, CA look for? The top searched job categories for Java Application Developer jobs in Ontario, CA are:
What cities near Ontario, CA are hiring for Java Application Developer jobs? Cities near Ontario, CA with the most Java Application Developer job openings:
Java Developer with ArcObjects

Java Developer with ArcObjects

Avani Technology Solutions, Inc.

Redlands, CA • On-site

Contractor

Posted 21 days ago


Job description

Java Developer with ArcObjects experience. MUST HAVE ArcObjects experience.
ESRI - Redlands, CA
12 month + contract
Hire off Skype
Job Description:
  1. Strong Java programmer, experienced in ArcObjects and writing Java-based Server Object Interceptors (SOI) and Server Object Extensions (SOE), familiar with popular Java IDEs (like Eclipse and IntelliJ), and hands-on with ArcGIS Server on Windows and Linux.
  2. 3-7 years of experience desired
  3. Task Description: Contracting position is for the role of a Software Engineer (ArcObjects Java SDK / Enterprise SDK), responsible for QA (tests, automation, reports), samples and documentation. Details are in the task definitions below.

Number
Task
Description
Software
1
Test ArcObjects SDK for ArcGIS Server.
  • Perform release certification testing at every release.
  • Review and reproduce bug submissions as they are submitted.
  • Troubleshoot failures and log software defect reports.
  • Review automated test results and update automated tests as needed.
  • Communicate test results to the team.

ArcObjects SDK
ArcGIS Server
2
Contribute documentation to the ArcObjects SDK.
  • Review documentation in the ArcObjects SDK related to ArcGIS Server and identify areas which require updating once per release.
  • Contribute edits to existing documentation as needed.
  • Create new content to the SDK as needed.

ArcObjects SDK
ArcGIS Server
3
Contribute and maintain samples for the ArcObjects SDK.
  • During release, identify samples which need updating.
  • Update samples that illustrate best practices for the ArcObjects SDK for Server.
  • Contribute samples as needed.
  • Test samples at every release.

ArcObjects SDK
ArcGIS Server
4
ArcGIS Server test automation.
  • Write tests that automate functional areas of ArcGIS Server and the ArcObjects SDK.

Maintain, update, and fix automated tests as needed. This may include code, test data, and test environments.
  • Review test results on every run.
  • Triage failures and log defects for valid issues.
  • Communicate failures that need to be addressed.

ArcGIS Server
ArcObjects SDK
5
Communicate status and results.
  • Attend and communicate status in meetings.
  • Communicate results through emails.
  • Meet with project leads on regular basis.