Senior Java Developer

Senior Java Developer

Oakland, CA / Rancho Cordova, CA or Alpharetta, GA

Position Summary



We are seeking a highly skilled Senior Java Developer with strong hands-on experience in Core Java, Spring Boot Microservices, and database development. The ideal candidate will be responsible for designing, developing, and supporting scalable, high-performance enterprise applications. Experience with Azure Cloud technologies is highly desirable.



Key Responsibilities
Design, develop, test, and deploy scalable applications using Core Java and Spring Boot Microservices.

• Develop RESTful APIs and integrate with internal and external systems.
• Analyze business requirements and translate them into technical solutions.
• Participate in architecture, design reviews, and code reviews.
• Troubleshoot performance, scalability, and production issues.
• Collaborate with cross-functional teams including Product Owners, Architects, DevOps, and QA teams.
• Follow Agile development methodologies and engineering best practices.
• Contribute to CI/CD implementation and application modernization initiatives.

Required Experience
7+ years of experience in Java application development.

• Strong expertise in designing and developing enterprise-grade applications using Java technologies.
• Proven experience building cloud-ready, distributed systems and microservices.

Required Technical Skills



Core Java
Strong understanding of Java fundamentals, OOP concepts, Collections, Multithreading, Concurrency, Exception Handling, JVM, and Performance Tuning.

• Experience with Java 8+ features including Streams, Lambda Expressions, and Functional Programming.

Spring Ecosystem
Hands-on expertise with:
o Spring Boot

• • Spring MVC
  • Spring Data JPA/Hibernate
  • Spring Security
  • Spring Cloud

Microservices
Design and development of Microservices-based architectures.

• REST API design and implementation.
• Service communication patterns, resiliency, fault tolerance, and distributed system concepts.

Databases
Strong experience with relational databases such as:
o Oracle

• • SQL Server
• Expertise in SQL, schema design, query optimization, stored procedures, and performance tuning.

DevOps & Tools
Git, Maven/Gradle, Jenkins, SonarQube.

• Experience with CI/CD pipelines.
• Familiarity with Docker and Kubernetes is preferred.

Preferred Skills
Experience with messaging technologies such as Kafka, RabbitMQ, or Azure Service Bus.

• Exposure to API Gateway and event-driven architectures.
• Experience with containerization and orchestration platforms.
• Knowledge of security best practices and OAuth/JWT authentication.