Ruby Engineer

Job Description: Ruby Engineer

Chicago, IL

Open to Remote

Contract

$50/hr - $75/hr

A well-established technology organization is seeking a Ruby-focused contractor to support a time-sensitive modernization initiative. This role centers on upgrading a legacy USPS shipping integration to the latest REST-based USPS API v4. The engagement is fully remote, contract-based, and designed for an engineer who can work independently and deliver within a clearly defined scope.

This project is ideal for a seasoned engineer who enjoys short-term, high-impact contract work without long-term overhead. The scope is well-documented, the expectations are clear, and collaboration is lightweight. You’ll take ownership of a critical integration upgrade while working with a team that values clean execution and minimal bureaucracy.

Required Skills & Experience

• Strong experience with Ruby and Ruby on Rails
• Hands-on experience working with RESTful APIs
• Experience writing or maintaining Ruby gems
• Comfort working in an existing, non-greenfield codebase
• Ability to work independently with minimal supervision
• Prior contract or consulting experience

Desired Skills & Experience

• Experience with shipping or logistics APIs (USPS, FedEx, UPS, etc.)
• Familiarity with OAuth 2.0 authentication flows
• JavaScript experience (any framework or vanilla JS)
• Exposure to Angular-based front-end applications

What You Will Be Doing
Tech Breakdown

• 70% Ruby / Ruby Gem development
• 20% API integration & data mapping
• 10% JavaScript / front-end support

Daily Responsibilities

• 85% Hands-on coding and implementation
• 10% Team collaboration (standups, reviews)
• 5% Documentation and handoff

The Offer

• Fully remote work environment

Applicants must be currently authorized to work in the US on a full-time basis now and in the future.

#LI-EM1

You will receive the following benefits:

• Medical Insurance - Four medical plans to choose from for you and your family
• Dental & Orthodontia Benefits
• Vision Benefits
• Health Savings Account (HSA)
• Health and Dependent Care Flexible Spending Accounts
• Voluntary Life Insurance, Long-Term & Short-Term Disability Insurance
• Hospital Indemnity Insurance
• 401(k) including match with pre and post-tax options
• Paid Sick Time Leave
• Legal and Identity Protection Plans
• Pre-tax Commuter Benefit
• 529 College Saver Plan

Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP’s Employment Accommodation policy. Applicants need to make their needs known in advance.