MMD GROUP · 1 day ago
Senior Ruby on Rails Developer (Back End)
Chicago, IL
Full-time
Hybrid
Senior Level
$150K/yr - $200K/yrMMD Services, Inc is a well-established financial services organization experiencing rapid growth. They are seeking a Senior Ruby Developer to help lead the development of scalable, maintainable Ruby applications and to mentor junior developers in a collaborative environment.
ManufacturingMineralMiningSupply Chain ManagementTraining
Responsibilities
Design, build, and maintain Ruby on Rails applications
Lead feature development and influence system architecture
Conduct and guide code reviews to maintain high engineering standards
Mentor junior and mid-level developers
Collaborate with engineering leadership and cross-functional partners
Troubleshoot production issues and improve performance and reliability
Participate in technical interviews and team growth initiatives
Qualification
Required
Strong professional experience with Ruby and Ruby on Rails
Deep understanding of object-oriented design and clean architecture
Experience designing APIs and working with relational databases
Strong testing mindset (TDD, RSpec, integration testing)
Comfort owning features, systems, and technical decisions
Experience working in hybrid or on-site teams
Strong communication and collaboration skills
Preferred
Experience with performance optimization and scaling Rails applications
CI/CD design or DevOps collaboration experience
Mentorship or technical leadership experience
Benefits
401(k)
Dental insurance
Health insurance
Paid time off
Vision insurance
Company
MMD GROUP
MMD (Mining Machinery Developments) is a world leader in the design, manufacturing and supply of mineral sizing technology and associated equipment, serving the mining, quarrying and recycling industries.
Founded in 1978
501-1000 employees
Funding
Current Stage
Late StageCompany data provided by crunchbase