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Java Api Developer Jobs in California (NOW HIRING)

Sonsoft Inc

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 skills and ...

QuinStreet

Java Developer

Foster City, CA · On-site

$140K - $160K/yr

QuinStreet, Inc. seeks Java Developer in Foster City, CA. Duties: Developing new functionality to ... Providing support and deployment of backend API-s, coding, unit testing and general quality ...

Sonsoft Inc

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 ...

TestingXperts

Java J2EE Developer

San Jose, CA

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 ...

Advantest

Software R&D Engineer Intern

San Jose, CA · On-site

Extend existing Python/Java API's as well as standalone tools with new functionality. * Add ... Java and Python programming * Git * Data Structures / Algorithms * Object Oriented Design

Sonsoft Inc

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 ...

Jobsbridge

Java/J2ee developer

Santa Clara, CA

$60 - $77.50/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Experience in developing API-centric JEE web applications and SOAP/REST the web services. Excellent ...

krg technology inc

java developer

San Francisco, CA

$60 - $77.75/hr

Experience/Strong knowledge in Restful API. Qualifications Candidate should have ability to write coding in Core Java. Experience/Strong knowledge in framework (Spring or Hibernate). Experience ...

Sonsoft Inc

Java J2EE Developer

Foster City, CA

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 practices * Good written an d verbal ...

Navtech, Inc.

Java Fullstack Developer

Santa Clara, CA · On-site

$61.75 - $79.50/hr

Spring Boot and other Microservices / API tools, RESTFUL Services * Apache, WebLogic, Tomcat, JSON * Good exposure to UI skills (Angular, React.JS, jQuery, Bootstrap and other)

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How much do java api developer jobs pay per hour?

As of Jun 1, 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 are the key skills and qualifications needed to thrive as a Java API Developer, and why are they important?

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 some 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 are Java API Developers?

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 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
Java/J2EE Developer

Java/J2EE Developer

Sonsoft Inc

Foster City, CA

$59.50 - $77/hr

Full-time

Posted 7 days ago

Job description

Company Description

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Job Description
  • At least 4 years of experience in Java J2EE technologies Skills..
  • At least 4 years of experience in software development life cycle..
  • At least 4 years of experience in Project life cycle activities on development and maintenance projects..
  • At least 4 years of experience in Java object oriented design API development using Java, REST, Spring, Jersey, Hibernate, SQL, AngularJS, ReactJS, various design patterns.
  • At least 4 years of experience in Tomcat, or other major commercial application servers.
  • At least 2 years of experience in OAuth2 or some API authentication mechanism.
  • At least 2 years of experience in API tooling like Swagger or RAML along with Unit testing and code review
  • Experience with designing multi-threaded, scalable, secure, and high performance distributed applications..
  • Strong Analytical skills..
  • Ability to translate business requirement to technical solutions. Be able to do complex designs and follow the best engineering practices..
  • Good written skills and verbal communication skills..
  • Experience and desire to work in a Global delivery environment.
Qualifications
  • Bachelor's degree or foreign equivalent required from an accredited institution. Will also consider three years of progressive experience in the specialty in lieu of every year of education
  • At least 4 years of experience with Information Technology.
Additional Information

** U.S. citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor at this time.

Note:-

  1. This is a Full-Time Permanent job opportunity for you.
  2. Only US Citizen, Green Card Holder, TN Visa, GC-EAD, H4-EAD & L2-EAD can apply.
  3. No OPT-EAD & H1B Consultants please.
  4. Please mention your Visa Status in your email or resume.
Sonsoft logo

About Sonsoft

Sourced by ZipRecruiter

Sonsoft , Inc. is a USA based corporation duly organized under the laws of the Commonwealth of Georgia. Sonsoft Inc. is growing at a steady pace specializing in the fields of Software Development, Software Consultancy and Information Technology Enabled Services.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

Alpharetta, GA, US

Year founded

2007

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