Yana Agun S.

All-in-one developer for building, deploying, and scaling your application. 11 years of Ruby on Rails experience (since Rails 3.2) and 5 years of DevOps experience (AWS, Kubernetes, Helm). I can also fix your existing app and scale it. Hi There, I’m Yana, a Rails engineer who has shipped production code for 11  years on SaaS, ERP, and IoT systems. I care about clear domain models, repeatable deploys. Stack Ruby 3.x, Rails 4‑7 (Hotwire, Stimulus, Sidekiq, RSpec) PostgreSQL: indexes, partitioning, query plans Docker & Kubernetes, CI/CD (GitHub Actions, Jenkins) Elasticsearch + Chewy Stripe, Twilio, AWS ESP32 / LoRa device APIs Manjaro Linux & macOS (M1), fish shell, Rust CLI tools Working style Test Driven Development Daily Report / Scrums / Agile Recent work eLocker.com (5 Years) DevOps, Software Engineer, Team Lead. Services Add features or refactor Rails apps Database tuning & migration planning Containerise apps and set up CI/CD Integrations (payments, messaging, ERP) Code review & pair programming Send me a short brief and I’ll reply within one business day. Thank You Yana