Lead Java Full Stack Engineer - Java/Spring and React

Job DescriptionCity: Burbank, CA OR Santa Monica, CAOnsite / Hybrid / Remote: Hybrid, 3-4 days onsiteDuration: 9 Months to start withRate Range: Up to $103.5/hr in W2Work Authorization: GC, USC, All valid EADs except OPT, CPT, H1BThis is a hands-on full-stack engineering role requiring recent frontend development experience. Candidates must have actively built or maintained React-based user interfaces within the last two years, in addition to strong Java and Spring backend experience.Must Have:At least five years of software engineering experience.Strong hands-on experience with Java and Spring.Recent hands-on React development experience within the last two years.Experience building and maintaining user-facing web applications.Experience with RESTful or GraphQL APIs.Strong SQL and relational database experience, including MySQL or PostgreSQL.Experience with CI/CD pipelines, containerized deployments, and cloud services.Experience developing both frontend applications and backend services.Responsibilities:Design, develop, test, and maintain full-stack software solutions.Build and maintain React-based user interfaces and backend services.Develop frontend features that integrate with RESTful or GraphQL APIs.Own medium- to large-scale features from design through production.Contribute to frontend, backend, and system architecture decisions.Write production-ready code and participate in code and design reviews.Improve application performance, observability, reliability, and resiliency.Participate in incident response and root-cause analysis.Collaborate with Product, UX Design, QA, and engineering teams.Mentor engineers through technical guidance and knowledge sharing.Qualifications:Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience.Strong understanding of full-stack architecture, client-server communication, APIs, and distributed systems.Experience with modern frontend development using React.Experience with cloud-native development, stateless services, horizontal scaling, and observability.Ability to solve complex technical problems with limited guidance.Strong written and verbal communication skills.Ability to work effectively with technical and nontechnical stakeholders.Nice to Have:Experience with TypeScript.Experience with Spring Boot and related Spring projects.Experience with AWS or another cloud platform.Experience with Terraform, Docker, and Kubernetes.Experience with Kafka, Amazon Kinesis, or Amazon SNS/SQS.Experience in advertising technology or media-processing workflows.Experience using AI-assisted development tools such as Cursor or Amazon Q Developer.