Ruby on Rails Developer (TS/SCI CI Poly)

Seamless Migration is seeking a career and customer-oriented Ruby on Rails Developer, to join our team in Chantilly, VA. Clearance

• TS/SCI W/ CI Polygraph (existing clearance required to start)

Location

• Chantilly, VA

Overview

• Build, enhance, and modernize web-based applications supporting a government customer.
• As part of an Agile development team, help deliver reliable, user-focused solutions across a portfolio of 40+ applications.
• Work with Ruby on Rails, HTML5, JavaScript, CSS, SQL, and Amazon Web Services (AWS), collaborating with analysts, testers, project leads, and customers throughout the Agile software development lifecycle.
• Contribute to delivering quality software through established development and deployment practices, with opportunities to support application migrations, work with C#/.NET, and explore AI-assisted development tools that enhance coding, testing, and other development workflows.
• Design, develop, enhance, and maintain complex Ruby on Rails applications, emphasizing performance, security, reliability, and maintainability.
• Analyze requirements and application dependencies, recommend implementation approaches, estimate development efforts, and assess technical feasibility, risks, and impacts across interconnected systems.
• Collaborate with business analysts, project leads, testers, subject matter experts, and customers to translate requirements into effective application solutions.
• Develop and review technical specifications, write maintainable code, build and integrate APIs and data conversion routines, and perform unit testing.
• Support application testing and CI/CD deployments by diagnosing complex defects, identifying root causes, and coordinating resolutions.
• Contribute to application migrations and modernization initiatives, identifying opportunities to improve functionality and leverage AWS and related technologies.
• Maintain technical documentation, follow configuration management and release standards, and identify opportunities to improve development workflows, including through AI-assisted tools.

Qualifications

• Minimum of two (2) years of relevant web development or software development experience.
• Experience developing, testing, and supporting web applications using Ruby on Rails.
• Hands-on experience with HTML, JavaScript, CSS, SQL, and relational databases.
• Strong understanding of web development principles, software engineering practices, coding standards, and application security.
• Ability to analyze complex technical issues, assess application dependencies and potential impacts, and recommend effective solutions with minimal supervision.
• Strong analytical, problem-solving, communication, and collaboration skills, with the ability to take ownership of development tasks and exercise sound technical judgment.
• Ability to obtain CompTIA Security+ certification within the first six (6) months.

Nice To Have

• Bachelor’s degree in Computer Science, Information Systems, Software Engineering, or a related field, or equivalent work experience.
• Experience developing, deploying, or supporting applications using AWS services and cloud-based architectures.
• Familiarity with CI/CD pipelines, automated testing, and software deployment processes.
• Experience developing or maintaining web APIs, application integrations, or data conversion routines.
• Experience supporting application migrations, modernization initiatives, or enhancements to existing systems.
• Familiarity with Agile software development methodologies and practices.
• Experience using AI-assisted development tools or interest in applying AI to software development workflows.
• Knowledge of or experience supporting Department of Defense (DoD) or Intelligence Community (IC) environments.

Benefits

• 100% paid Medical, Dental & Vision for Our Employee
• 6% 401K match (Vested Immediately)
• 29 Days' PTO
• Flexible Work Schedule
• Tuition/Certification Reimbursement
• Growth Opportunities w/in an Emerging Defense Company

*All your information will be kept confidential according to EEO guidelines