Ruby on Rails Developer

About RingCX : RingCX is

RingCentral’s next-generation AI-powered Contact Center solution , designed to deliver seamless, intelligent, and personalized customer experiences across digital and voice channels. Built with a modern microservices architecture and deep AI integrations, it empowers businesses to automate, analyze, and act in real-time. Join us in shaping the future of customer engagement — where speed, empathy, and intelligence converge. Be part of a team that’s redefining how the world connects.

Responsibilities

Design, Build / Create digital channel solutions using Ruby on Rails, and classic Rails ERB.

Work across backend services integrated with MongoDB, Redis, Sidekiq, and Memcached.

Design systems leveraging WebSockets using Faye Server for real-time communication.

Contribute to deployment automation and observability in a Docker, Kubernetes, and AWS environment, using Jenkins and ArgoCD for CI / CD.

Promote and contribute to automation across all test layers using RSpec, Capybara, and Selenium.

Be a technical leader and a go-to person for your area, and a sounding board for other peers in other areas and teams - be an end-2-end owner of solutions implemented, actively support them from the proof of concept through production deployment

Perform design, and code reviews for the RingCX team and continuously look for opportunities to improve and optimize code quality

Provide mentorship to junior team members, become a center of competence on every part of the product you contribute to

Be ready to provide technical assistance and guidance to service engineering teams that answer customer requests

Work in a distributed team spanning across multiple time zones

Effectively communicate and collaborate on design and technology with management and other engineering teams

Qualifications :

Bachelor's degree in Computer Science, Engineering or a related field or equivalent, is required

10+ years in engineering software development roles with strong backend experience in Ruby on Rails, frontend experience in ReactJS or Rails ERB.

Deep expertise in event-driven, highly available, scalable systems using MongoDB, Redis, Sidekiq, and Memcached.

Familiarity with Faye Server / WebSocket-based real-time application design.

Hands-on experience with RSpec and Capybara / Selenium for backend and UI automation testing.

Proficiency in working within Docker, Kubernetes, and AWS deployments using Jenkins / ArgoCD.

Comfortable with frontend / backend integration and performance-sensitive design.

Deep understanding of micro services architecture paradigm, event driven system design, distributed systems, eventual consistency principles

RDBMS skills : writing advanced queries, designing table structure / indexes / triggers, query optimization / query plan analysis

Experience with at least one public cloud platform, preferably with AWS

Nice to have :

Industry experience in UCaaS / CCaaS, Telephony and PBX domains