Ruby on Rails Engineer

Location: This is a remote position.

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 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 Backend‑Leaning Ruby on Rails Engineer to join our Financial Data Experience Team. In this critical role, you will be instrumental in building the foundational payment and accounting integrations for a greenfield Rails application. Your work will directly support crucial financial workflows, including employer premium payments via ACH, refunds, and beneficiary payments (ACH/check), by integrating with bank and accounting platforms (like Net Suite).

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.

• Financial Data Integration: Design, build, and maintain scalable, secure, and well‑tested backend integrations within the Rails application with external financial systems, including a bank and an accounting platform (e.g., Net Suite).
• Payment Workflow Development: Establish foundational back‑end patterns for all payment workflows, including processing employer premium payments via ACH, managing refunds for over payments, and handling ACH and check payments for beneficiaries.
• 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…