What you'll be working with: Multi-tenant SaaS platform, each tenant with its own database schema. Backend: Ruby on Rails, Sidekiq, Action Cable. Frontend: Angular with TypeScript. API: REST/JSON with OpenAPI and webhooks, used by our frontend, by customers, and by automations like Zapier. Mobile: Two Flutter apps for iOS and Android. Data: PostgreSQL, Redis, S3. Add-ons: Gmail, Outlook, WhatsApp Web, Thunderbird, and Missive. Hosting: AWS in Frankfurt, highly available and GDPR-compliant. Working methods:…