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Java Api Developer Jobs in California (NOW HIRING)

Kasmo Global

Java Developer

Mountain View, CA · On-site

$59.75 - $77.25/hr

Contract Java, Spring Boot, AWS, SQL, CI/CD, API, REST, Micro-services, Swagger, etc. Preferably with payment processing domain and technical design experience

Kasmo Global

Java Developer

Mountain View, CA · On-site

$59.75 - $77.25/hr

Contract Java, Spring Boot, AWS, SQL, CI/CD, API, REST, Micro-services, Swagger, etc. Preferably with payment processing domain and technical design experience

AceStack LLC

Java Developer

Irvine, CA · On-site

$54.75 - $70.75/hr

Experience working with and implementing microservices and restful API's. 3 plus years of implementing Java/Spring boot Micro services. Spring Boot Lead Developer with experience in application ...

AceStack LLC

Java Developer

Irvine, CA · On-site

$54.75 - $70.75/hr

Experience working with and implementing microservices and restful API's. 3 plus years of implementing Java/Spring boot Micro services. Spring Boot Lead Developer with experience in application ...

Jobsbridge

Lead Android Engineer

Los Angeles, CA · On-site

Be core part of the engineering team, be proud of your work - what you deliver has direct impact on ... Qualifications Android, SDK, Java, API, HTTP, REST, LAMP Additional Information Multiple Openings

ClifyX

Azure Java Developer

San Francisco, CA · On-site

$60 - $77.75/hr

ClifyX is a technology company seeking an Azure Java Developer to enhance their cloud solutions ... X, REST API (Spring based), Springboot • Experience in Maven/Gradle, Jenkins, JMeter, JUnit ...

ClifyX

Azure Java Developer

Pleasanton, CA · On-site

$56.75 - $73.25/hr

ClifyX is a technology company seeking an Azure Java Developer to enhance their cloud solutions ... X, REST API (Spring based), Springboot • Experience in Maven/Gradle, Jenkins, JMeter, JUnit ...

First Tek, Inc.

JAVA DEVELOPER

Mountain View, CA · On-site

$60.75 - $78.50/hr

First Tek, Inc. is a company seeking a Java Developer for a contract position. The role requires ... Required : • 10-15 YRS EXP REQUIRED • Java • Spring Boot • Kafka • Rest API • ...

Triunity Software, Inc.

Java Developer

Los Angeles, CA · On-site

$55 - $71/hr

Triunity Software is looking for a talented Java Developer to join our growing team in Saxonburg ... Experience with RESTful API design and web services integration * Solid understanding of object ...

ClifyX

Back-end Java Developer

Mountain View, CA · On-site

$60 - $78/hr

ClifyX is a company seeking a Back-end Java Developer for a 12-month contract. The role focuses on ... Restful API, Micro services, backend Qualifications : Required : • HTML5/CSS/JavaScript ...

Procom Consultants Group

Java Developer

Santa Clara, CA · On-site

$60 - $77.50/hr

Java Developer Job Details * Implementing a solution to secure workloads in virtualized datacenters ... RESTful API server/client development. * Experience with Tomcat, Spring, Hibernate, SQL and other ...

Saxon Global

Java Developer

San Francisco, CA · On-site

$60 - $77.75/hr

Java Integration Developer Need ... Java Apache Camel (can have a similar tool like Mulesoft, but Camel is preferred) Rest API's Big ...

Perfict

Java Backend Developer

Concord, CA · On-site

$55.25 - $71.50/hr

They are seeking a Java Backend Developer with strong expertise in Java development and experience in REST API development. Qualifications : Required : • 6+ years in Java development (Core Java ...

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Java Api Developer information

See California salary details

$15

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$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:

Java Api Developer jobs near you
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 Developer

Mountain View, CA • On-site

Kasmo Global
See more jobs at Kasmo Globalexternal

$59.75 - $77.25/hr

Full-time

Posted 15 days ago

Job description

Java Backend Developer / Java Frontend Developer

Location: Bay Area, Mountain View CA

Duration: Contract

Java, Spring Boot, AWS, SQL, CI/CD, API, REST, Micro-services, Swagger, etc.

Preferably with payment processing domain and technical design experience

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