Senior Full Stack Java Engineer (Java + Angular)

About you You're excited to work on a mature, customer-facing product where your contributions have immediate impact. In this role, you'll own features end-to-end across a modern full-stack environment built with Java 21, Spring Boot, and Angular, delivering scalable, well-tested solutions that support real users and business-critical workflows. You'll join a collaborative product development team where ownership, quality, and communication are highly valued. We're looking for someone who is comfortable working within an established codebase, can confidently participate in Agile ceremonies and client-facing discussions, and proactively communicates risks, complexity, and timelines to help the team deliver successfully. Note: This role operates under a contractor model. You bring to Applaudo the following competencies: Bachelor’s Degree in Computer Science, Software Engineering, Computer Engineering, or a related field is desired, or equivalent professional experience. 8+ years of professional software development experience, with meaningful backend time in Java using Spring Boot or a comparable framework. Solid, working knowledge of Java 21 and modern Spring Boot patterns: dependency injection, REST controllers, service layers, and configuration management. Hands-on Angular experience (v14+ to Angular 19 strongly preferred), with practical, production use of RxJS for reactive state and data flows. Comfortable writing and reasoning about SQL against PostgreSQL, joins, indexing, and query fundamentals. Prior experience with MyBatis, Hibernate, or a similar ORM; understands the trade-offs between mapped queries and direct SQL execution. Working familiarity with Redis for caching or pub/sub patterns in production. Hands-on experience with AWS ( S3, ECS, CloudWatch). Strong testing discipline, writes and runs comprehensive unit/E2E tests on critical business logic before handing off to QA. Proven ability to estimate complexity accurately on backend features, flagging sco