Senior Application Development Engineer

A company is looking for a Senior Application Development Engineer to support cybersecurity efforts for DHS USCIS systems. Key Responsibilities Lead the architecture, design, development, and deployment of secure, scalable web applications and services Maintain and optimize existing applications by troubleshooting defects and ensuring reliability Integrate cybersecurity principles into application architectures and automate security operations Required Qualifications 5+ years of experience developing enterprise-level applications using Ruby on Rails 5+ years of experience in PostgreSQL environments with knowledge of complex queries and optimization Extensive experience with full-stack testing using RSpec and Capybara Proficient in REST API architecture and AWS Security A Bachelor's degree in Computer Science, Information Management, Engineering, or a comparable field