Ruby on Rails Full-Stack Engineer

As a Ruby on Rails Full-Stack Engineer at ArcheSys, you will be embedded directly within the state MDFAMLI delivery team, focusing on the Employer Experience workstream . In this role, you will lead the development and enhancement of critical public-facing digital services used by employers and Third-Party Administrators (TPAs)—engineering robust payment workflows, dynamic form flows, and leave administration review modules.

ArcheSys is a premier technology consulting firm specializing in enterprise cloud governance, DevSecOps, and digital transformation for mission-critical public sector and commercial platforms. We take pride in driving impactful, secure, and modern digital solutions through a culture of engineering excellence and close collaboration.

This position demands a strong problem-solver with a deep commitment to clean Object-Oriented Programming (OOP) principles, automated testing, and seamless data integrations. The ideal candidate thrives in a fast-paced public sector project environment and brings hands-on expertise with Ruby on Rails, modern reactive front-end interfaces, and reliable, maintainable back-end architecture.

This is a fully remote, full-time position.

Roles and Responsibilities

Key Responsibilities:

• Code Quality & Standards:  Write clean, maintainable, and efficient code while following OOP, DRY, and SOLID principles. Actively participate in code reviews, providing and receiving strong, thoughtful feedback to uphold high code and maintainability standards.
• System Foundation:  As this is a greenfield application, establish foundational patterns for all backend payment workflows and the flow of data into the accounting platform.
• Full-Stack Contribution:  Contribute to the full-stack development of accessible and maintainable features within the application, with a strong focus on the backend.
• A gile Collaboration:  Collaborate cross-functionally with engineers, designers, and product managers in an agile environment to refine requirements and deliver value for end-users.
• Performance:  Optimize application and integration performance to ensure seamless and reliable operation.
• Mentorship & Guidance:  Mentor junior developers and provide technical guidance to the team (as needed).
• Continuous Improvement:  Stay up to date with the latest Ruby on Rails trends, tools, and industry best practices.

Collaboration and Communication

Stakeholder Communication:

• Foster open communication with stakeholders, providing regular updates on project status and milestones.
• Act as one of the point of contact between clients, stakeholders, and development teams.
• Communicate regularly with stakeholders, including product managers, executives, and customers, to keep them informed of progress and address any concerns.

Cross-Functional Collaboration:

• Collaborate with various departments to ensure the seamless integration of technologies and solutions.
• Facilitate problem-solving sessions to address complex challenges and foster innovation.

Qualifications and Skills:

Educational Background:   Bachelor's degree in Computer Science, Information Technology, Engineering or a related field. A Master's degree will be considered a plus.

Experience:

• Significant Rails Backend Experience (4+ years): Strong backend-leaning experience with Ruby on Rails in a production environment.
• Data Integration Expertise: Significant experience building conventional, maintainable, well-tested, and extensible data integrations and back-end functionality in Ruby on Rails.
• Financial/Accounting Systems: Experience building integrations with financial and accounting systems (direct experience with NetSuite is a significant plus).
• Payment Processing: Experience working with ACH payments is a significant plus.
• OOP Commitment: A strong commitment to and demonstrated practice of solid Object-Oriented Programming (OOP) principles.
• Testing: Ability to write unit tests and integration tests using RSpec or Minitest.
• Architecture: Strong understanding of MVC architecture and RESTful web services.
• Database: Experience working with relational databases like PostgreSQL or MySQL, and ActiveRecord ORM.
• Version Control: Proficient with version control systems (Git/GitHub).
• Agile Proficiency:  Proficient with agile methodologies (Scrum, Kanban) and tools such as JIRA and Confluence.
• Collaboration: Excellent communication, collaboration, and strong technical judgment skills.

Technological Proficiency:

• Experience with cloud computing platforms such as AWS.
• Familiarity with modern programming languages and web technologies.
• Familiarity with agile tools such as Jira, Slack, and Confluence.
• Previous experience in healthcare, finance, or government sectors is advantageous.
• Experience with Docker, Kubernetes, or other containerization tools.
• Familiarity with Redis, Sidekiq, or background job processing.
• Exposure to microservices architecture and distributed systems.
• Experience working in a DevOps culture and with monitoring tools like New Relic or Datadog.
• Knowledge of GraphQL and API-first development.

Personal Attributes :

• Strong leadership qualities, with the ability to collaborate effectively across cross-functional teams.
• Forward-thinking with a keen eye for identifying opportunities for innovation and improvement.
• Detail-oriented with a commitment to maintaining high standards of quality and efficiency.

Additional Requirements:

• A willingness to continually learn and adapt to the evolving technology landscape.
• Ability to work in a fast-paced environment and manage multiple projects simultaneously.

All work must be conducted within the U.S., excluding U.S. territories. Some federal contracts require U.S. citizenship to be eligible for employment.

You must be legally authorized to work in the U.S. now and in the future without sponsorship.

As the US Government is our clientele, you may be required to obtain a public trust or security clearance.

Some of our available roles are on federal contracts that require a degree or additional years of experience as a substitute.

What We Offer:

• Competitive salary and benefits package, including reimbursement plan health, dental, and vision insurance, retirement plan, and generous paid time off.
• Opportunity to work with a talented team of professionals on exciting and innovative projects.
• Flexible work arrangements, including remote work options.
• Continuous learning and development opportunities, including access to training resources and professional development programs.
• A collaborative, inclusive work environment that values diversity and encourages growth.

Join us at Archesys and be part of a team dedicated to delivering cutting-edge cloud solutions for clients in the public sector. Your expertise and passion for technology will help us continue to innovate and grow. We look forward to welcoming you to our team and supporting your success as Ruby on Rails Full-Stack Engineer.

Residency Requirement: Candidates MUST have lived in the U.S. for at least 3 of the past 5 years and be authorized to work in the U.S. (Citizen, Permanent Resident, or EAD). 

Sponsorship: This position does not offer any type of sponsorship. Candidates must already be authorized to work in the U.S. (e.g., Citizen, Permanent Resident, or EAD). 

Clearance: Public Trust Clearance (or ability to obtain) 

Archesys participates in E-Verify. Upon hire, we will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.

Archesys is an equal opportunity employer committed to creating a diverse and inclusive workplace. We welcome applications from all qualified candidates, regardless of race, color, religion, sex.Work collaboratively with different departments to ensure seamless integration of technologies and solutions. Organize problem-solving sessions to tackle complex challenges and encourage innovation.