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Ruby Backend DeveloperHyqoo • Secunderabad, Telangana, IN
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Ruby Backend Developer

Ruby Backend Developer

Hyqoo • Secunderabad, Telangana, IN
2 days ago
Job description
Job Title: Ruby Backend Developer – Distributed Systems Location: 100% remote India Duration: 12 months with longer extension Fulltime contract (8 hours per day/40 hours per week) Working time zone: USA 9 AM to 4 PM PST mandatory Roles and Responsibilities Re-design, modify, and scale distributed backend systems primarily built in Ruby on Rails to support horizontal scalability and SaaS multi-tenancy. Re-write and modernize legacy Ruby components to improve performance, reliability, and long-term maintainability. Design, implement, and optimize policy computation, policy distribution, and workload segmentation at a massive scale. Build and enhance asynchronous job processing, batch processing, and parallel execution pipelines using Sidekiq. Actively profile and optimize system performance using tools such as stackprof, ruby-prof, and memory profiler. Identify and resolve performance bottlenecks, memory issues, and blocking components in production systems through profiling, refactoring, and architectural improvements. Improve and maintain messaging and caching pipelines using Kafka (or equivalent) and Redis / Firefly. Collaborate closely with platform and architecture teams during the gradual transition of parts of the system to Java, while continuing to evolve and maintain the Ruby core. Debug and resolve complex production issues independently, owning problems end-to-end from diagnosis through resolution. Contribute to cloud-native deployments and infrastructure workflows, working alongside DevOps teams using Kubernetes. Take strong ownership of system health, performance, and scalability, proactively identifying risks and improvement opportunities. Qualifications Bachelor’s degree in Computer Science, Engineering, or a related technical field (or equivalent practical experience). 5+ years of backend software development experience, with a strong focus on Ruby and Ruby on Rails. Deep hands-on experience with ActiveRecord, including query optimization and data modeling at scale. Proven experience working on large-scale distributed systems beyond traditional CRUD-based applications. Strong experience with unit and integration testing using Minitest and/or RSpec. Hands-on experience with Sidekiq or equivalent background job processors. Experience profiling and optimizing Ruby applications for CPU, memory, and throughput. Familiarity with messaging systems such as Kafka or equivalent (RabbitMQ, SQS, etc.). Experience working with legacy codebases and modernizing them incrementally without destabilizing production. Strong analytical and problem-solving skills with a production-first mindset. Excellent communication skills and the ability to collaborate effectively within cross-functional teams. Tools and Technologies Backend & Frameworks Ruby, Ruby on Rails ActiveRecord Testing Minitest and/or RSpec (unit and integration testing) Performance & Profilin g stackprof ruby-prof memory_profiler Asynchronous Processing Sidekiq Batch processing and parallel execution techniques Distributed Systems & Messaging Microservices-based architectures Kafka or equivalent messaging platforms Redis, Firefly Datastores PostgreSQL MongoDB Graph databases (where applicable) Infrastructure & Cloud Kubernetes Cloud-native deployments on AWS and Microsoft Azure CI/CD Jenkins or similar automation tools for continuous integration and delivery
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Ruby Backend Developer • Secunderabad, Telangana, IN

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