Senior Ruby on Rails Developer - AWS & Energy (In-Office)

Caterpillar Financial Services Corporation; Kennett Square (Chester County); On-site; USD 113,000 - 183,000; Full time

Benefits offered by this job

Medical, dental, and vision

401(k) savings plans

Health Savings Account

Flexible Spending Accounts

Career development

Paid time off

Job summary

Tangent Energy Solutions, a Caterpillar subsidiary, seeks a Senior Ruby on Rails Developer to design and scale data-intensive web applications in the energy space. This full-time, in-office role is based at Kennett Square, PA, requiring Rails 7+ proficiency, AWS deployment experience, and the ability to build ML-ready data pipelines.

You will mentor junior developers, write automated tests, and contribute to DevOps tasks while advancing AI-assisted software development initiatives.

Qualifications

• Expert-level knowledge of the Rails framework (version 7+)
• Strong command of automated testing strategies and tools (RSpec, Capybara)
• Experience with automated testing for front- and back-end functionality
• Understanding of web app architecture, object-oriented programming, and design patterns
• Proficiency using Git and GitHub Enterprise with GitHub Actions
• Applied understanding of AI-assisted development and managing AI-assisted developers
• Excellent communication and interpersonal skills

Responsibilities

• Design, develop and maintain Ruby on Rails applications in the energy space
• Collaborate with business and operational stakeholders to define, plan, and deliver new features
• Design and implement ML-ready data pipelines
• Participate in the design and architecture of new systems and applications
• Ensure code quality and maintainability by writing tests and code reviews
• Assist in shared DevOps duties including infrastructure management and code deployment
• Rearchitect and refactor core application components for efficiency and to reduce technical debt
• Troubleshoot and resolve complex technical issues
• Provide guidance and mentorship to junior developers
• Use AI coding tools to analyze, specify, and implement complex new software features
• Develop AI skills and tools to improve development efficiency and document processes

Skills

Rails framework

RSpec & Capybara

Automated testing

OOP/Design patterns

Git & GitHub Enterprise

GitHub Actions

AI-assisted development

Communication skills

Tools

AWS

GitHub Enterprise

CI/CD tooling

Job description

Tangent Energy Solutions, a Caterpillar subsidiary, seeks a Senior Ruby on Rails Developer to design and scale data-intensive web applications in the energy space. This full-time, in-office role is based at Kennett Square, PA, requiring Rails 7+ proficiency, AWS deployment experience, and the ability to build ML-ready data pipelines.

You will mentor junior developers, write automated tests, and contribute to DevOps tasks while advancing AI-assisted software development initiatives.