Senior Java Full Stack Developer - McLean, VA 

Job Summary:
Freddie Mac is seeking an experienced Senior Java Full Stack Developer to support a strategic Finance and Model Analytics initiative focused on mortgage portfolio analytics. The selected candidate will work closely with business stakeholders and development teams to design, develop, and support a full-stack financial application. This role requires strong expertise in Java, Spring Framework, Angular, SQL, and Agile
development methodologies.

Key Responsibilities:
Design, develop, and maintain full-stack enterprise applications using Java and Angular technologies.
Collaborate with business partners and technical teams to gather and translate requirements into scalable solutions.
Develop backend services using Java 8+, Spring Framework, and related technologies.
Build and enhance front-end components using Angular and TypeScript.
Design and optimize database queries, stored procedures, and data access layers.
Perform application troubleshooting, debugging, and performance tuning.
Develop unit and integration tests using JUnit and Mockito.
Participate in Agile/Scrum ceremonies including sprint planning, standups, reviews, and retrospectives.
Maintain code quality through version control and peer code reviews.
Create and maintain technical documentation and application design artifacts.
Support production deployments and provide ongoing application support.

Required Skills:
5+ years of professional software development experience.
4+ years of hands-on Java development experience.
Strong expertise in Java 8+ and Core Java concepts.
Experience with Spring Framework.
Experience with Angular and TypeScript.
Strong knowledge of SQL and relational databases.
Experience with GitHub, GitLab, or other version control systems.
Knowledge of Agile and Scrum development methodologies.
Experience with JUnit and Mockito testing frameworks.
Understanding of application performance diagnostics and monitoring.
Strong troubleshooting and debugging skills.
Experience developing secure and responsive applications.

Preferred Qualifications:
Bachelor's or Master's Degree in Computer Science, Information Technology, or a related field.
Experience with Object-Relational Mapping (ORM) frameworks.
Knowledge of automated testing frameworks and CI/CD practices.
Experience working within financial services or mortgage industry environments.
Familiarity with enterprise application architecture and design patterns.
Experience with application performance tuning and optimization.