Senior Full Stack Software Engineer

Fannie Mae is a housing finance company. As a Senior Full Stack Software Engineer, you will design and develop full-stack applications, build APIs, optimize SQL queries, and contribute to cloud-native solutions on AWS.

• Independently determine the needs of the customer and create solution frameworks.
• Design and develop moderately complex software solutions to meet needs. Use a process-driven approach in designing and developing solutions.
• Implement new software technology and coordinate end-to-end tasks across the team.
• May maintain or oversee the maintenance of existing software.
• Partner directly with business stakeholders to understand strategic priorities and translate them into scalable, high-value technical solutions.
• Design and develop full-stack applications that enable critical business and financial reporting capabilities across the enterprise
• Build and maintain robust APIs, driving seamless integration with enterprise platforms and backend services.
• Develop and optimize complex SQL queries to produce high-quality, trusted datasets for reporting and analytics consumption.
• Ensure data accuracy, integrity, and availability to support business-critical reporting and informed decision-making.
• Simplify and modernize complex systems, improving efficiency, scalability, and reducing operational overhead and cost
• Contribute to the design and implementation of scalable, cloud-native solutions within AWS.
• Collaborate across engineering, business, and support teams to deliver end-to-end solutions with measurable business impact.

• 2+ years of experience in software development, with a focus on building full stack, Java-based web applications
• Strong full stack development experience using Java, Spring Boot, REST API development, and Angular or similar frameworks
• Hands-on experience with AWS cloud services and developing cloud-native applications (S3, EC2, ECS, Fargate, Lambda, SNS/SQS)
• Proven experience building ETL pipelines and scalable data processing solutions
• Strong experience working with relational databases and advanced SQL development, including writing and optimizing complex SQL queries for large-scale datasets
• Experience with DevOps tools including GitLab and CI/CD pipelines (Terraform preferred)
• Solid understanding of scalable, distributed system design principles and architecture
• Experience working with financial or reporting datasets is highly preferred
• Experience partnering directly with business stakeholders to deliver solutions
• Experience working in Agile environments and collaborating across cross-functional teams
• Shows curiosity and adaptability in learning and responsibly applying new technologies, including artificial intelligence, to reimagine how we work
• Bachelor’s degree or equivalent experience
• Experience with financial data models and enterprise reporting systems
• Knowledge of data governance, data quality, and reconciliation processes
• Experience with infrastructure as code, including Terraform