Senior Full-Stack Ruby on Rails Developer

Hellotext is the next-generation AI platform for eCommerce growth. Brands use Hellotext to power AI Playbooks that recover carts, re-engage customers, automate support, and send highly personalized Whats

App/SMS campaigns. We re growing fast and we need a Senior Rails Engineer who can own complex integrations, scale our systems, and ship features that directly impact tens of millions of messages every month. If you love: • Rails architecture • Hotwire/Turbo/Stimulus • High-volume integrations • Scaling data pipelines & jobs • Building product, not ticket factories …then you will love this role.

What You ll Do As a Senior Full-Stack Ruby on Rails Developer you will: 1. Own integrations end-to-end You ll build and maintain the APIs and webhooks that power our automation engine: • Shopify, Woocommerce, Tiendanube, VTEX, Magento, Salesforce. • ERPs Integrations • Mercado

Libre customers & orders • Meta (Whats

App), AppsFlyer, attribution partners • Payment and billing integrations • Event ingestion for abandoned carts, purchases, inventory, returns, etc. 2. Build and scale core product features You ll work closely with Founder + Product to deliver new features 3.

Build clean, reactive UI with Hotwire No React. No SPAs. Pure Rails with: • Turbo Streams • Stimulus controllers • Tailwind CSS • Real-time updates (Inbox, Playbook stats) • Seamless multi-step wizards⠀ 4.

Architect for performance and scalability You ll improve and scale the systems behind: • High-throughput message delive