I'm Feyza, a full-stack developer in Berlin.
One engineer from strategy to shipped code.
LLM features, agents, RAG, automation.
Web & mobile, end-to-end.
Non-custodial apps, signals, on-chain infra.
A solo engineer, end-to-end.
About me text.
Real-time products and SaaS security.
.NET SaaS and e-commerce.
Banking · .NET Core microservices.
Spring Boot · Elasticsearch · Blazor.
Banking SaaS · PSD2 · fintech APIs.
E-commerce SaaS · integrations.
DL & computer vision thesis.
My products and client work.
An e-commerce store for one-of-a-kind pieces.
AI Solana signal platform.
Live production tour platform, built solo.
Multitenant incoming-tourism SaaS + mobile.
Tell me the problem and I'll bring the solution.