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Senior Java Backend Developer Jobs in California

eTeam

Senior Java Backend Developer

Irvine, CA · On-site

$127K - $166K/yr

Job Summary : eTeam is seeking a Senior Java Backend Developer with extensive experience in software development. The role involves designing and maintaining backend applications, building REST APIs ...

DPP Tech, Inc.

Sr. Java Backend Engineer

Pleasanton, CA · On-site

$133K - $173K/yr

Only W2 profiles Sr. Java Backend Engineer Location: Pleasanton, CA (Onsite)- local to Bay area Required Skills: * 8+ years of experience in backend development using Java . * Strong hands-on ...

Kanak Elite Services Inc

Java Backend Developer

Oakland, CA · On-site

$58 - $75.25/hr

Java Backend Developer (W2 and C2C accepted) location : 100% Onsite | Oakland, CA Duration : Contract until April 2026 local candidates are required!! We're looking for a strong Java Backend ...

INTELLISWIFT INC

Java Backend Developer

San Francisco, CA

$59.50 - $77.25/hr

We have the following urgent need, Please respond with your resume along with all the relevant details ASAP Java Backend Developer San Francisco, CA 12 -18 months+ Locals only (Need very Sr resource ...

Tranzeal, Inc.

Java Backend Developer

Sunnyvale, CA · On-site

$60 - $78/hr

Role: Java Backend Developer Location: Remote Duration: Long-term * Java Backend development experience. Carry out development onsite 4-5 days a week. * Interact with the project ecosystem and ...

Tranzeal, Inc.

Java Backend Engineer

Sunnyvale, CA · On-site

$60 - $78/hr

Senior Java Microservices (Backend) Developer We are looking for a highly skilled Java Microservices Developer with expertise in building microservices using Java. The ideal candidate will have a ...

Theemesoft.inc

Java Backend Developer

San Jose, CA · On-site

$59.25 - $76.75/hr

Java backend Developer Location: San Jose, CA Duration: 6+ Months Description: Skills : Java, J2EE, Spring Framework, SOAP web services. Additional Information All your information will be kept ...

Theemesoft.inc

Java Backend Developer

San Jose, CA · On-site

$59.25 - $76.75/hr

Java backend Developer Location: San Jose, CA Duration: 6+ Months Description: Skills : Java, J2EE, Spring Framework, SOAP web services. Qualifications Additional Information All your information ...

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Senior Java Backend Developer information

What is a Senior Java Backend Developer job?

A Senior Java Backend Developer is responsible for designing, implementing, and maintaining the server-side logic of applications using Java. They work with databases, APIs, and cloud services to ensure high performance and scalability. Additionally, they collaborate with front-end developers, DevOps teams, and business stakeholders to deliver robust and secure solutions. Seniors are expected to mentor junior developers and contribute to architectural decisions and best practices.

What are the typical daily responsibilities of a Senior Java Backend Developer?

Senior Java Backend Developers usually spend their days designing and implementing backend components, reviewing code, and optimizing system performance. You may take part in architecture discussions, mentor junior developers, and troubleshoot complex technical issues. Collaboration with front-end developers, QA testers, and project managers is frequent to ensure seamless integration and successful product delivery. Additionally, you might be responsible for maintaining system documentation and keeping up-to-date with new technologies relevant to backend development. Overall, the role combines hands-on coding with leadership and cross-functional teamwork.

What are the key skills and qualifications needed to thrive in the Senior Java Backend Developer position, and why are they important?

To thrive as a Senior Java Backend Developer, you need deep knowledge of Java, object-oriented design, RESTful APIs, and database systems, typically backed by a degree in computer science or related field and several years of relevant experience. Expertise in frameworks like Spring, ORM tools such as Hibernate, version control systems like Git, and, often, certifications such as Oracle Certified Professional Java Programmer are valued. Strong problem-solving, leadership, and clear communication skills help in mentoring junior developers and collaborating across teams. These competencies ensure robust, scalable backend solutions and effective team coordination in complex software projects.

What are the most commonly searched types of Java Backend Developer jobs in California? The most popular types of Java Backend Developer jobs in California are:
What are popular job titles related to Senior Java Backend Developer jobs in California? For Senior Java Backend Developer jobs in California, the most frequently searched job titles are:
What job categories do people searching Senior Java Backend Developer jobs in California look for? The top searched job categories for Senior Java Backend Developer jobs in California are:
What cities in California are hiring for Senior Java Backend Developer jobs? Cities in California with the most Senior Java Backend Developer job openings:
Senior Java Backend Developer jobs near you
Infographic showing various Senior Java Backend Developer job openings in California as of July 2026, with employment types broken down into 90% Full Time, 5% Part Time, and 5% Contract. Highlights an 82% Physical, 4% Hybrid, and 14% Remote job distribution.

Senior Java Backend Developer

Spruce Technology Inc.

San Ramon, CA • On-site

$134K - $174K/yr

Other

Posted 5 days ago

Job description

Job Title: Senior Java Backend Developer

Domain: Global Retail / eCommerce / Lifestyle Brand
Location: Onsite – San Ramon, CA
Duration: 12+ Months

Job Description

We are seeking a highly skilled Senior Java Backend Developer to design, develop, and maintain scalable backend services supporting a global retail and eCommerce platform. The ideal candidate will have extensive experience building cloud-native, event-driven applications and distributed systems capable of handling high-volume online transactions and retail operations.

The successful candidate will be responsible for developing high-performance microservices, designing resilient RESTful APIs, integrating with enterprise systems, and ensuring the scalability, reliability, and security of mission-critical backend applications.

Required Skills & Qualifications

  • 10+ years of hands-on experience in Java backend development.
  • Strong proficiency in Java 11/17, Spring Boot, and the Spring Framework.
  • Experience with Python or Node.js/TypeScript is a plus.
  • Strong expertise in designing and developing Microservices Architecture.
  • Hands-on experience building scalable, secure RESTful APIs.
  • Solid understanding of distributed systems and cloud-native application architecture.
  • Experience implementing resiliency patterns such as retries, idempotency, circuit breakers, and eventual consistency.
  • Strong experience with event-driven architecture and messaging platforms such as Apache Kafka.
  • Experience working with relational databases including MySQL and Oracle, as well as NoSQL databases such as DynamoDB.
  • Strong understanding of database design, query optimization, indexing, and performance tuning.
  • Hands-on experience with AWS Cloud services, including Lambda, S3, RDS, and other cloud-native services.
  • Experience with Docker and Kubernetes for containerization and orchestration.
  • Experience implementing and maintaining CI/CD pipelines.
  • Proficiency with GitHub and modern version control practices.
  • Strong understanding of Object-Oriented Programming (OOP), design patterns, and software engineering best practices.
  • Experience working in Agile/Scrum development environments.
  • Excellent analytical, troubleshooting, communication, and collaboration skills.

Preferred Qualifications

  • Experience in Retail or eCommerce domain.
  • Hands-on experience integrating with Shopify APIs or similar commerce platforms.
  • Experience working with Order Management Systems (OMS).
  • Experience integrating with Enterprise Resource Planning (ERP) systems.
  • Experience developing solutions for Retail Point-of-Sale (POS) systems.
  • Experience building and supporting high-volume, customer-facing applications with a strong focus on scalability, performance, and reliability.

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