Ruby Engineer

About this role

MKS2 Technologies, LLC, an award-winning high growth small business, creates innovative and customer-centric technology solutions in the areas of Cyber Security, Instructional Design and Training, Software Engineering and IT Support Services to improve the security and well-being of our clients. Our commitment to excellence and our “Mission First” orientation has resulted in steady growth and an expanding client base across government agencies. We have employees nationwide and for the past three consecutive years were named one of the fastest growing Veteran-owned companies in the nation. Please take a moment to browse through our website and learn more about what it means to serve with MKS2.

Ruby Developer

Location: Remote (U.S.) Salary: $140,000 - $150,000 annually Clearance: Public Trust Eligible

Position Summary

We are seeking an experienced Ruby Developer to design, develop, and maintain APIs supporting mission-critical applications within the VA Lighthouse platform. The ideal candidate is a strong Ruby on Rails engineer with experience building scalable, secure, and high-performing APIs in a collaborative Agile environment.

Key Responsibilities

• Design, develop, and maintain REST and GraphQL APIs.

• Write production-grade Ruby code for core services and applications.

• Collaborate with technical leadership to ensure code quality, security, and maintainability.

• Develop integrations with internal, external, and third-party systems.

• Create and maintain API documentation and development standards.

• Implement authentication, authorization, encryption, and API security best practices.

• Monitor and optimize API performance, reliability, and scalability.

• Support API versioning and backward compatibility.

• Troubleshoot production issues and participate in Tier 1/Tier 2 on-call rotations.

• Promote the use of AI-enabled development tools to improve productivity and code quality.

Required Qualifications

• 6+ years of Ruby on Rails development experience.

• Strong experience designing, building, and supporting APIs.

• Experience with PostgreSQL, MySQL, or other relational databases.

• Experience with RSpec testing framework.

• Strong troubleshooting and problem-solving abilities.

• Experience working in Agile software development environments.

Preferred Qualifications

• Experience with Docker, Kubernetes, and Helm.

• Familiarity with OAuth and secure software development practices.

• Experience with Git version control.

• Experience with Sidekiq or similar asynchronous processing tools.

• Exposure to Java, Spring Boot, and microservices architectures.

• Federal government experience preferred.

Clearance & Eligibility Requirements

• Must be authorized to work in the United States without sponsorship.

• Must be able to obtain and maintain a Public Trust clearance .

• Candidates must have lived continuously within the United States for the previous three (3) consecutive years to meet federal background investigation requirements.

• Must successfully pass a government suitability review and background investigation.

Technologies

Ruby on Rails • PostgreSQL • MySQL • REST APIs • GraphQL • RSpec • Sidekiq • Docker • Kubernetes • Helm • OAuth • Git • Java • Spring Boot

Join a mission-driven team helping modernize digital services that improve access to benefits and healthcare for millions of Veterans nationwide.

Diversity creates a healthier atmosphere: MKS2 Technologies is proud to be an Equal Employment Opportunity / Affirmative Action employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, age, national origin, protected veteran status, disability status, sexual orientation, gender identity or expression, marital status, genetic information, or any other characteristic protected by law.

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