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Hello ๐Ÿ‘‹, I'm Dmytro

Solution Architect Tenerife, Spain

I design and build production platforms that replace fragmented workflows with systems companies actually rely on โ€” CRM architecture, AI-powered automation, and backend platforms on Python, FastAPI & AWS. Currently Tech Lead & Solution Architect at Amulet Property Investment.

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Writing

notes on building systems
Architecture May 2026 2 min read

Migrating WhatsApp from Meta WABA to Twilio in 3 Days

When a billing-infrastructure failure threatened our entire lead flow, we executed a live migration from Facebook WABA to Twilio in 72 hours โ€” with zero permanent disruption. Here is how we de-risked it.

Systems Mar 2026 2 min read

Building a CRM That Became the Operational Core

Architecting a production CRM from scratch โ€” lead intake, deal management, property listings, and owner financial reporting โ€” now the single source of truth for the whole company.

Automation Feb 2026 2 min read

Zero Manual Entry: Automating Owner Financial Reports

Reservations โ†’ deals โ†’ agent assignment โ†’ net owner profit โ†’ monthly financial reports, end to end, with no human in the loop.

Integrations Jan 2026 2 min read

From 8 Platforms to One Lead Pipeline

Unifying Idealista, Booking.com, Airbnb, Meta Lead Ads and more into a single event-driven pipeline with two-way property sync โ€” the CRM as the source of truth.

Backend Dec 2025 2 min read

Designing Multi-Role Auth with Granular Permissions

JWT auth, email-link login, account reactivation, and a multi-role PostgreSQL user model with per-feature permission assignment โ€” built to scale from day one.

AI Apr 2025 2 min read

RAG-Powered Task Assignment for Construction Teams

How I built a RAG assistant with OpenAI + LangChain to recommend task assignments and compute material quantities โ€” cutting manual planning overhead for project managers.