I engineer revenue systems.
Full-stack web platforms and production-grade AI features, built like experiments and shipped like products. Every release is measured against a single number: the one that moves your business.
A growth engineer in a developer's chair.
I'm Muhammed Mustafayev. I build digital products, custom software systems and AI-powered solutions for businesses and startups.
My work spans corporate web platforms, admin panels, CRM systems, booking and operations infrastructure, AI automations and SaaS products.
For businesses in Turkey and Europe, I design and build not just a visible website, but end-to-end systems that directly contribute to sales, customer management, operations and growth.
I don't approach a project from a software angle alone. I analyze the business model, user needs and operational processes together to shape the right product architecture. My goal is to build products that are as commercially meaningful as they are technically strong — and actually used in real life.
Today my focus is on custom software development, AI systems, automation infrastructure and scalable digital products.
I turn ideas into working products, and complex processes into sustainable systems.
How I work
Hypothesis first
Every project starts with the metric we're moving and the smallest change that could move it.
Instrumented from day one
Analytics, funnels and feature flags ship with the first commit — not bolted on later.
Ship in weeks, not quarters
Small surface area, fast feedback loop, ruthless cut-list. Production beats perfection.
Hand over a runway
Clean architecture, documented decisions, and a README your next engineer can actually use.
Core stack
Track record
- 2026Designing agentic systems and AI-native workflows for SMB and SaaS.
- 2024Conversion engineering on Next.js for venture-backed startups.
- 2022Shipped two production SaaS platforms and an e-commerce relaunch.
- 2020Started building professionally on the web.
Products shipped, metrics moved.
A small wall of the systems I've designed and built. Hover any screen to focus it.
RugnTravel
AI-routed travel platform that turns search into bookings.
Visa Consultancy Platform
Operating system for visa consultancy firms.
Şahinler Tercüme & Vize
Sworn translation & visa services with instant pricing.
Şahinler Recruiting
Recruiting qualified Turkish professionals for Germany.
GTÜ Prüfstelle EKO
Online booking for a German vehicle inspection station.
GeZLive
Real-time marketplace for live experiences.
AI Trading System
Autonomous trading agents with hard risk limits.
Funnel OS
Internal lab: event ingestion + drop-off clustering.
Agent Mesh
Internal lab: multi-agent task router with hard budgets.
Edge Cache Layer
Internal lab: tag-based cache for AI responses at the edge.
Active repositories
Auto-synced from my public GitHub. Hosted projects are flagged live.
Four ways I help teams compound.
Conversion-engineered websites
Marketing sites and product surfaces built around the funnel. Typical client sees +20–40% on the top metric within 30 days.
Production AI features
RAG, agents, copilots and LLM workflows wired into your real product — with evals, guardrails and a cost model.
Automation systems
Internal tools, scrapers and back-office workflows that reclaim 10–40 hours/week from manual ops.
Launch landing pages
Sub-1s LCP, technical SEO done right, and copy that does the heavy lifting. Built for paid traffic.
What clients say after we ship.
“He rebuilt our onboarding in two weeks. Activation went from 24% to 41% in the first month — and held.”
“Replaced a five-person agency with one operator. Clean code, weekly demos, zero theater. Best money we spent this year.”
“The AI copilot he built reads tickets, drafts replies and routes escalations. We cut average response time by 63%.”
What I reach for every day.
Tell me what you want to move.
A two-line description of your problem is enough. I reply within 12 hours with a yes, a no, or a smarter question.