Ruby on Rails Engineer

Location

This is a remote position.

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).

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).

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 such as Net Suite.

• Design, build, and maintain scalable, secure, and well‑tested backend integrations with external financial systems, including a bank and an accounting platform (e.g., Net Suite).
• Establish foundational back‑end patterns for employer premium payments via ACH, refunds for over payments, and ACH and check payments for beneficiaries.
• Write clean, maintainable, and efficient code following OOP, DRY, and SOLID principles; actively participate in code reviews.
• As this is a greenfield application, establish foundational patterns for all backend payment workflows and the flow of data into the accounting platform.
• Contribute to full‑stack development with a strong focus on the backend.
• Collaborate cross‑functionally with engineers, designers, and product managers in an agile environment.
• Optimize application and integration performance for seamless and reliable operation.
• Mentor junior developers and provide technical guidance as needed.
• Stay current with 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 points of contact between clients, stakeholders, and development teams.
• Keep product managers, executives, and customers informed of progress and address concerns.

• Collaborate with various departments to ensure 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) in production environments.
• Proven experience building maintainable, well‑tested, and extensible data integrations in Ruby on Rails.
• Experience with financial and accounting systems; direct experience with Net Suite is a significant plus.
• Experience with ACH payment processing is a significant plus.
• Strong commitment to OOP principles.
• Ability to write unit and integration tests using RSpec or Minitest.
• Strong understanding of MVC architecture and RESTful web services.
• Experience with relational databases such as Postgre
  
  SQL or MySQL and the Active Record ORM.
• Proficiency with Git/Git Hub.
• Proficient with Agile methods (Scrum, Kanban) and tools like JIRA and Confluence.
• Excellent communication, collaboration, and strong technical judgment skills.

• Experience with AWS and other cloud computing platforms.
• Familiarity with modern programming languages and web technologies.
• Experience with Jira, Slack, and Confluence.
• Prior experience in healthcare, finance, or government is advantageous.
• Experience with Docker, Kubernetes, or similar containerization tools.
• Familiarity with Redis, Sidekiq, or other background job processing.
• Exposure to…