Senior Ruby on Rails Engineer

We are looking for a Senior Ruby on Rails Engineer to join a Product & Development team working on an enterprise-level integration and automation platform. The platform operates in the iPaaS domain, enabling seamless system integration, workflow automation, and adoption of AI / ML / MLOps capabilities at scale. In this role, you will contribute to the development of scalable backend services that power intelligent, data-driven workflows used by enterprise customers worldwide. This is a fully remote position that offers you the flexibility to work from any location in Armenia, whether it's your home or well-equipped offices in Yerevan or Gyumri. Responsibilities Design, develop and maintain scalable Ruby on Rails applicationsBuild backend services supporting integration, automation and AI-enabled featuresWrite clean, maintainable and testable code following TDD/BDD principlesWork extensively with PostgreSQL, including complex SQL queries and performance optimizationEnsure application performance, reliability and scalabilityCollaborate with product, engineering and cross-functional teamsParticipate in code reviews and contribute to engineering best practicesTake ownership of tasks and work independently with minimal supervision Requirements Strong commercial experience with Ruby and the Ruby on Rails ecosystemProven ability to build and support scalable web applicationsDeep hands-on expertise in PostgreSQL, including query optimization and writing complex SQLSolid experience with RSpec and TDD/BDD practicesAbility to work autonomously and take responsibility for resultsGood spoken and written English for communication in an international environment Nice to have Experience with Docker and containerized environmentsFamiliarity with Redis for caching or real-time data processingExposure to ClickHouse for analytics or event-based dataBasic frontend experience using JavaScript and frameworks such as React, Angular or Vue.jsExperience with background job processing tools such as Sidekiq or RabbitMQUnderstanding of CI/CD pipelines and Git-based workflowsStrong communication and collaboration skills We offer We connect like-minded peopleDelivering innovative solutions to industry leaders, making a global impactEnjoyable working environment, whether it is the vibrant office or the comfort of your homeOpportunity to work abroad for up to two months per yearRelocation opportunities within our offices in 55+ countriesCorporate and social eventsWe invest in your growthLeadership development, career advising, soft skills and well-being programsCertifications, including GCP, Azure and AWSUnlimited access to EPAM's internal learning databaseFree English classes with certified teachersWe cover it allParticipation in the Employee Stock Purchase PlanMonetary bonuses for engaging in the referral programComprehensive medical & family care packageFour trust days per year for personal needsDiscounts for fitness clubsBenefits package (hotels, restaurants, stores and services) EPAM is global leader in AI transformation engineering and integrated consulting, serving Forbes Global 2000 companies and ambitious startups. With over thirty years of expertise in custom software, product and platform engineering, we empower our clients to become AI-Native enterprises, driving measurable value from innovation and digital investments. LT-TZ1