Senior/Lead Ruby Engineer

About the Position

We are seeking a Senior/Lead Ruby Engineer to join our team and develop production-grade systems for a high-impact ecommerce payments platform.

This role includes opportunities to collaborate with a global team, enhance critical features and reliability, and work closely with peers.

Responsibilities

• Develop and maintain features in a Ruby on Rails service for the payments platform
• Deliver production-grade functionality with test coverage, instrumentation, and documentation
• Diagnose production issues and contribute to post-incident reviews to improve reliability
• Participate in agile ceremonies including planning, demos, and retrospectives
• Collaborate with engineering, product, and customer support teams
• Integrate third-party APIs and services, particularly those with complex state transitions like payment flows
• Ensure a product-focused approach while evaluating the business impact of engineering decisions

Requirements

• 5+ years of professional backend development experience with significant focus on Ruby on Rails
• Knowledge of production-grade systems, including logs, traces, metrics, and feature flags
• Familiarity with observability tools such as Prometheus, Grafana, Sentry, or Lightstep
• Understanding of Domain Driven Design
• Skills in integrating third-party APIs and services
• Proficiency in writing testable, maintainable, and clean code with continuous integration and deployment
• Background in payments, fintech, or ecommerce platforms
• Excellent written and verbal communication skills
• English proficiency at B2 level or higher

Nice to Have

• Knowledge of Google Cloud Platform and its ecosystem
• Background in PHP and TypeScript
• Flexibility to use different programming languages and frameworks based on project requirements

About the Company

EPAM Systems is a global software engineering and product development company that partners with the world’s leading businesses to deliver high-quality software solutions.