Top Senior Java Engineer Jobs in San Francisco, CA

Senior Java developer to build and maintain core Java/J2EE applications with faceted/index search capabilities using Apache Solr, Lucene, and Hibernate Search. Work may involve MySQL and distributed database technologies on a 12-month contract with possible extensions.

Lead a Java development team to analyze complex requirements, create technical specifications, maintain code quality and best practices, oversee delivery plans, and ensure performance-tuned database-driven enterprise applications.

Design, build, and support data-centric integration services for portfolio construction and reporting, ensuring reliability and scalability across APIs and data pipelines.

Seeking a Senior Java Developer with 7+ years of experience and expertise in Java, Spring, Maven, and database technologies. Responsibilities include integration, automation testing, and effective problem-solving.

The Sr. Java Developer is responsible for designing, implementing, and maintaining scalable APIs, leading junior developers, and tackling big data challenges using various technologies. Must have strong Java, Kafka, and NoSQL experience.

Responsible for developing and enhancing risk prevention systems to combat cybercrime, collaborating with teams to design and implement features.

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 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.

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.

Lead technology projects and teams, develop cloud-based solutions, mentor engineers, and stay updated on tech 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 role involves improving Elasticsearch's distributed components, maintaining cluster coordination systems, and addressing complex issues to optimize performance and scalability.

Lead design and development of Java/J2EE web applications using JPA, EJB3, JBoss (Seam, EAP), JSF, Spring, Hibernate, and Oracle. Implement web services, messaging, CI/CD with Git/Jenkins/Maven, and participate in Agile/Scrum delivery. Provide technical leadership and solve complex architectural and integration problems.

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.

Design, develop, test, and maintain software applications; serve as a technical expert; drive the full development life cycle; ensure code quality and compliance with security standards.

The Sr. Software Engineer designs, develops, tests, and maintains software applications, serves as a technical expert, and drives the full software development life cycle.

Senior Backend Engineer responsible for designing and building backend services and microservices for payment products. Work includes C++/C#/Java development, REST APIs, Informix/Postgres data stores, CI/CD, cloud deployments, encryption, TDD, and collaborative agile delivery with ownership of architecture and operational quality.

The Senior/Lead Java Developer is responsible for designing and implementing backend modules, writing server-side code, and collaborating with cross-functional teams to drive projects and integrate new technologies.

As a Senior Software Engineer, you will maintain and develop data connectors, enhance data integrations, and improve developer experience within the ClickHouse data ecosystem.

As a Senior Full Stack Engineer, you'll design, build, and support robust platform solutions while integrating front-end components with back-end systems, managing CI/CD pipelines, and automating infrastructure.

Lead design and delivery of scalable, resilient distributed systems. Act as technical authority across teams, mentor engineers, drive architecture and CI/CD best practices, troubleshoot production issues, optimize performance, and enhance observability while writing production-grade Java.

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.

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