Ruby on Rails Full-Stack Engineer

Archesys is a technology firm specializing in innovative digital solutions and services for clients across various industries. We pride ourselves on our cutting-edge technologies, exceptional customer service, and collaborative work environment.

We are seeking a highly skilled and motivated Ruby on Rails Full‑Stack Engineer to join our state MDFAMLI Team. In this role you will be working within the Employer Experience workstream and will support building functionality for Employers and Third Party Administrators, including form flows for [Payment workflows / Leave Administration and Review flows].

This role demands a proactive problem‑solver with a strong commitment to clean Object‑Oriented Programming (OOP) principles and high code quality. The ideal candidate thrives in a collaborative, fast‑paced environment and has significant experience building robust, maintainable, and well‑tested back‑end functionality, especially complex data integrations.

This is a fully remote, full‑time position.

• 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.
• Agile
  
  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.

• 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.

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

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

• Significant Rails Backend Experience (5+ 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 Net Suite 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…