Top Senior Java Developer Jobs in San Francisco Bay Area, CA

The Senior Java Developer will focus on backend development, utilizing Java, Kafka, Cassandra, and Spring technologies to create complex systems and maintain high availability.

The Staff Engineer designs, develops, tests, and maintains software applications, leading technical projects and mentoring junior members while collaborating with stakeholders at Early Warning.

The Senior Java Developer will design, develop, and implement custom software solutions in Agile teams, mentor juniors, and ensure product quality.

The Sr. Java Developer will design and implement core Java/J2EE systems, lead projects, and mentor teams while managing technical challenges.

Seeking a Java Developer with extensive experience in front-end and back-end technologies. Must have mobile app development skills and strong Java knowledge.

Seeking a Java/Cloud developer with 5+ years of experience. Responsibilities include designing scalable web services and cloud APIs, promoting engineering practices, and providing support for existing platforms.

Optimize and scale blockchain node performance, design and implement core system plugins, collaborate with cross-functional teams, conduct performance testing and debugging, and stay current on blockchain and distributed systems technologies to maintain reliable infrastructure.

Develop and maintain Java backend services for enterprise blockchain applications, integrate APIs with React/Vue frontends, design scalable blockchain solutions, troubleshoot complex backend issues, and collaborate with the team to apply best practices and stay current with blockchain trends.

Design, develop and operate microservice-based components for a derivatives exchange platform. Collaborate with product, security and DevOps teams to build scalable, secure back-end systems with automated testing, CI/CD, and rapid deployment. Participate in code audits, testing, release, and cross-stack problem solving; optimize and implement trading models and products.

The Senior Software Engineer will develop and maintain big data applications, focusing on distributed computing, automation, and collaboration with teams to enhance healthcare solutions.

As a Java Software Engineer III, you will design, develop, and maintain scalable Java-based backend services, mentor other engineers, and influence architectural decisions in an agile environment.

As a Senior Developer, you will modernize COBOL systems to Java, enhancing functionality and performance while collaborating with stakeholders and ensuring coding standards are met.

As a Senior Software Engineer, you will build cloud solutions, define migration strategies, mentor junior engineers, and ensure architectural integrity while collaborating with peers.

As a Staff Software Engineer, you will design and develop scalable software solutions, contribute to cloud-native architecture, ensure high code quality, and collaborate across teams.

The Product Engineer designs and implements digital products using modern technologies, manages production applications, and coaches teams in agile practices.

The Sr. Software Engineer designs, develops, tests, and maintains software applications, serving as an expert on projects and driving the full development life cycle, while also mentoring other engineers and ensuring code quality through reviews and testing.

The role involves improving Elasticsearch's distributed components, maintaining cluster coordination systems, and addressing complex issues to optimize performance and scalability.

The Sr. Staff Software Engineer will lead the development and deployment of software solutions, shaping technical strategies, mentoring engineers, and overseeing systems' long-term health.

Design, implement, test, and maintain full‑stack features and services for the Cayuse Research Platform. Drive architecture, prototypes, and technical debt reduction while practicing TDD, expanding automated QA, collaborating cross‑functionally, and ensuring high quality delivery in an Agile environment.

The Senior Software Engineer at Ensono will design, develop, and maintain enterprise Java applications, handle technical analyses, manage middleware configurations, and implement DevOps practices.

Design, develop, and maintain Java-based backend services and APIs for KeeperApp. Own backend components, optimize MySQL schemas/queries, ensure performance and reliability, apply secure coding practices, participate in code reviews, and collaborate with product and engineering teams to deliver features iteratively.

The Senior Java Engineer will design complex systems, optimize performance, maintain code quality, and ensure application reliability. Responsibilities include translating requirements into applications and troubleshooting issues.

Design and develop backend systems for a trading platform, implement low-latency components, collaborate with teams, and maintain automated test suites.

The Staff Engineer will leverage over 5 years of experience in Java, JavaScript, and frameworks to develop robust solutions, mentor teammates, and enhance client outcomes while utilizing agile methodologies and cloud development tools.

Seeking a Staff Engineer with 5+ years in Java, focusing on mentoring teammates, solving client challenges, and conducting cloud development.