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Java Api Developer Jobs in California (NOW HIRING)

Java Full stack developer

San Jose, CA · On-site

$61.50 - $79.50/hr

Responsibilities : • Design, develop, test, deploy, support and evolve software (native / hybrid applications, API's) Qualifications : Required : • Java Full stack developer • 5+ years Design ...

Java AI Developer

Palo Alto, CA · On-site

$53 - $57/hr

Seeking a Java AI Developer with strong programming skills and experience in cloud services to ... Understanding of microservices, event-driven architectures, and RESTful API design. * Experience ...

Backend Java Developer

Pasadena, CA · On-site

$55 - $71.50/hr

... API development, microservices architecture, and event-driven architecture. · - Hands-on ... Java Developer with a strong emphasis on back-end technologies. The ideal candidate will have ...

Java Developer MC

Santa Clara, CA · On-site

$60 - $77.50/hr

Omega Solutions, Inc. is seeking a Java Developer for their team. The role involves developing and ... API design and Restful principles • Fluent with git (preferred) or other SCM system • Write ...

Java Developer

Fremont, CA · On-site

$55.75 - $72.25/hr

Java Developer Location: Onsite Duration: 6+ months Details: * Full-Stack Desktop Development ... Backend & API Design: Developing secure RESTful APIs and microservices leveraging Node.js , Python ...

Java/J2EE Developer

Foster City, CA

$59.50 - $77/hr

At least 3 years of experience in Java object oriented design API development using Java, REST ... Be able to do complex designs and follow the best engineering practi * Qualifications Basic ...

Java/J2EE Developer

Foster City, CA · On-site

$59.50 - $77/hr

At least 4 years of experience in Java object oriented design API development using Java, REST ... Be able to do complex designs and follow the best engineering practices.. * Good written skills and ...

Senior Software Engineer /Lead with hands on JAVA development with REST API Senior developer with experience development of highly scalable, low latency application and good in data structures, Java ...

Senior Java Developer

Oakland, CA · On-site

$65.75 - $83.75/hr

Senior Java Developer Location: Oakland, CA / Rancho Cordova, CA or Alpharetta, GA ( In--person ... REST API design and implementation. * Service communication patterns, resiliency, fault tolerance ...

New

Java /J2EE Developer

Foster City, CA

$59.50 - $77/hr

At least 4 years of experience in Java object oriented design API development using Java, REST ... Be able to do complex designs and follow the best engineering practices Good written an d verbal ...

Java/J2EE Developer

Foster City, CA

$59.50 - $77/hr

At least 4 years of experience in Java object oriented design API development using Java, REST ... Be able to do complex designs and follow the best engineering practices * Good written and verbal ...

Java J2EE Server Side Developer (contract w2 or Self Incorporated Only) Work Location: San Jose, CA ... API + Experience with certificates (FIDO), SSL, HTTPS , encryption, decryption Additional ...

Showing results 41-60

Java Api Developer information

See California salary details

$15

$55

$76

How much do java api developer jobs pay per hour?

As of Sep 13, 2026, the average hourly pay for java api developer in California is $55.96, according to ZipRecruiter salary data. Most workers in this role earn between $48.41 and $62.64 per hour, depending on experience, location, and employer.

What is a Java API developer?

Java API Developers are software engineers who specialize in designing, building, and maintaining Application Programming Interfaces (APIs) using the Java programming language. They create backend services that allow different software applications to communicate with each other, ensuring data is exchanged efficiently and securely. Their responsibilities often include writing clean code, testing API endpoints, integrating third-party services, and maintaining documentation. Java API Developers also work closely with frontend developers, QA testers, and other stakeholders to deliver robust and scalable solutions.

What skills and qualifications are needed to thrive as a Java API developer?

To thrive as a Java API Developer, you need strong proficiency in Java programming, RESTful API design, and a solid understanding of software development principles, often supported by a degree in computer science or related experience. Familiarity with frameworks like Spring Boot, tools such as Postman, and version control systems like Git are typically required, along with relevant certifications (e.g., Oracle Certified Java Programmer). Excellent problem-solving skills, attention to detail, and effective communication help developers collaborate with teams and translate business requirements into functional APIs. These competencies ensure robust, scalable, and maintainable API solutions that drive business applications forward.

What are common challenges Java API developers face when integrating APIs with legacy systems?

Java API Developers often encounter challenges when connecting modern APIs to legacy systems, such as dealing with outdated protocols, inconsistent data formats, and limited documentation. Overcoming these issues usually requires careful planning, thorough testing, and sometimes the development of custom adapters or middleware. Working closely with system architects and stakeholders is essential to ensure compatibility and minimize disruptions, while maintaining security and performance standards.

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

AspectJava Api DeveloperJava Software Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Java certifications
Work EnvironmentDevelops and maintains APIs, collaborates with backend teamsDesigns, develops, and maintains Java applications, including APIs
Employer & Industry UsageTech companies, startups, enterprise softwareTech firms, financial services, software development companies
Common Search & ComparisonOften compared for API-specific rolesBroader Java development roles

Java Api Developers focus specifically on creating and maintaining APIs, working closely with backend systems. Java Software Engineers have a broader scope, designing and developing entire Java applications, including APIs. Both roles require similar credentials and are common in tech industries, but their focus areas differ.

What are popular job titles related to Java Api Developer jobs in California?

For Java Api Developer jobs in California, the most frequently searched job titles are:

What job categories do people searching Java Api Developer jobs in California look for?

The top searched job categories for Java Api Developer jobs in California are:

Infographic showing various Java Api Developer job openings in California as of August 2026, with employment types broken down into 79% Full Time, 8% Part Time, and 13% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $116,387 per year, or $56 per hour.

Java Full stack developer

San Jose, CA • On-site

InterSources Inc
Recruiting and Staffing Services • 51 - 200 employees

$61.50 - $79.50/hr

Full-time

Re-posted 17 days ago


Job description

Job Summary:
InterSources Inc is a Small Business Enterprise specializing in IT Consulting and Software solutions. They are seeking a Java Full stack developer to design, develop, test, deploy, support, and evolve software applications.
Responsibilities:
• Design, develop, test, deploy, support and evolve software (native / hybrid applications, API's)
Qualifications:
Required:
• Java Full stack developer
• 5+ years Design, develop, test, deploy, support and evolve software (native / hybrid applications, API's)
• Full Stack Java Developers - Software Development skills in Java/Object Oriented Programing.
• Skilled in JavaScript, NodeJS, SQL, JSON
Company:
InterSources Inc. solves operational problems where protection, performance, compliance, AI, and workforce capability must work together. Founded in 2007, the company is headquartered in Fremont, USA, with a team of 501-1000 employees. The company is currently Late Stage.

InterSources logo

About InterSources

Sourced by ZipRecruiter

In 2007, Our journey began as pioneers in the realm of technology and security. Since then, InterSources Inc. has evolved into a trusted partner, leading the way in Cloud Security, Cybersecurity, PLG Consulting, Digital Transformation, and Professional Services. With a rich history of excellence and a forward-thinking approach, we continue to secure your digital future and drive innovation. Explore our legacy of success and discover the possibilities that lie ahead.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Fremont, CA, US

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