Java Software Engineer
Description
Maintain and enhance Client's Herd platform — a Java/Spring RESTful big data governance system on AWS providing data catalog, lineage tracking, and job orchestration. We're looking for someone comfortable in a mature, production-critical codebase where reading existing code matters as much as writing new code. Methodical, detail-oriented, able to context-switch between feature work, bug fixes, and upgrades. Maintain and enhance a large-scale Java/Spring RESTful application — building new API features, fixing bugs, and releasing regularly Writes code that captures the essential nature of the solution and is appropriately flexible, reusable, efficient, and adaptable to changing requirements Works on problems of moderate scope where analysis of situations requires a variety of known factors Provide technical support to platform users and investigate issues — troubleshooting, answering questions, and guiding API usage Maintain code quality through reviews, security vulnerability remediation, and framework/dependency upgrades Integrate with AWS services (S3, EMR, SQS, SNS, Elasticsearch, RDS/Aurora) Write and improve unit, integration, and performance tests to ensure reliability and production readiness Upgrade and maintain the Angular UI and SDK clients Maintain Jenkins CI/CD pipelines for automated builds, testing, and deployments Engineering/Operations Excellence Analyze the system to determine the properties and functions of each piece of work Build tools and produce technical documentation to improve developer efficiency Adapt to business change and seek out new learning opportunities Recommend viable alternatives when faced with shifting priorities Build productive working relationships to resolve mutual problems Education/Experience Requirements Bachelor's degree in Computer Science, Information Systems or related discipline with at least 3 years of related experience, or equivalent training and/or work experience Strong proficiency in Java with Spring Framework and Spring Security Experience building and maintaining RESTful APIs using JAX-RS or Spring REST Working knowledge of JPA/Hibernate and relational databases (PostgreSQL/Aurora) Hands-on experience with AWS services (S3, EMR, SQS, RDS, SNS) Familiarity with Docker and ECS container deployments Comfortable with Maven builds, Git workflows, and testing (JUnit/Mockito) Experience with Jenkins CI/CD — configuring jobs, writing Jenkinsfiles, managing multi-branch pipelines Experience with performance testing using Gatling Basic familiarity with Angular and TypeScript Experience using AI-assisted development tools (Kiro or similar) for coding, debugging, and test writing