Yahya Tezcan
Turkey

I build backend & AI systems for products that talk, think, and scale.

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Results-driven Software Engineer with 3 years of experience building scalable web platforms and AI-powered systems. Proficient in designing containerized environments, backend architectures, and LLM integrations — adept at shipping end-to-end solutions that combine RAG pipelines, voice AI assistants, and real-time data processing to solve complex business problems.

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About

Engineering the backbone of AI-native products.

Results-driven Software Engineer with 3 years of experience building scalable web platforms and AI-powered systems. Proficient in designing containerized environments, backend architectures, and LLM integrations — adept at shipping end-to-end solutions that combine RAG pipelines, voice AI assistants, and real-time data processing to solve complex business problems.

3+
Years of experience
6+
Production AI systems shipped
5
LLM & RAG platforms architected
2
Companies trusted with backend & AI

Backend Architecture

Secure, scalable RESTful services and microservices with Laravel, FastAPI, and Django.

LLM & RAG Systems

Retrieval-augmented pipelines with Milvus, embedding models, and self-hosted inference via vLLM & Ollama.

Voice AI & Real-time

SIP/VoIP-connected agentic voice assistants with low-latency, real-time model serving.

Workflow Automation

Visual, node-based orchestration platforms for complex multi-step AI and data pipelines.

Skillset

Tools I use to ship AI-powered products.

From LLM inference infrastructure to production-grade backend services — a stack built for real-time, AI-native systems.

PythonLLM IntegrationRAG PipelinesLaravelFastAPIDockerMilvusvLLMOllamaReact NativeSIP / VoIPMicroservicesPythonLLM IntegrationRAG PipelinesLaravelFastAPIDockerMilvusvLLMOllamaReact NativeSIP / VoIPMicroservices

Languages

PythonPHPJavaScriptTypeScript

Frameworks & Libraries

LaravelFastAPIDjangoReactReact Native

AI & Data

LLM IntegrationRAGPrompt EngineeringEmbedding ModelsMilvus (Vector DB)vLLMOllamaGPU Model Serving

Infrastructure & Tools

DockerLinuxGitREST APIMicroservicesCI/CD

Other Concepts

Web ScrapingSIP / VoIP IntegrationReal-time Systems (Pusher, Firebase)
Experience

Where I've built things that ship.

Two years of hands-on backend and AI engineering — from solo-built SaaS products to enterprise workflow platforms.

July 2024 — Present

Prodrom ICT Solutions

Backend & AI Developer

  • Engineered a multi-layered, AI-driven customer feedback platform using Python and LLMs to automatically detect sentiment, emotion, and priority from user reviews.
  • Architected a Retrieval-Augmented Generation (RAG) system using the Milvus vector database, integrating it with context-aware text and voice assistants.
  • Developed secure RESTful APIs and backend services using Laravel and Django to process real-time AI model outputs.
  • Integrated an Asterisk-based SIP calling system with an Agentic AI assistant for low-latency voice support.
May 2024 — July 2024

Fırat University Digital Transformation Office

Backend Developer

  • Designed and implemented the backend architecture of a workflow management application from scratch using Laravel.
  • Refactored legacy codebases to improve system sustainability and optimized database queries for efficient data flow.

Education

Fırat University

Department of Software Engineering

September 2023 — Present

Sivas Information Technology Vocational and Technical Anatolian High School

Database Programming

September 2019 — June 2023

Certifications

Code23 Web Programming

Languages

TurkishNative
EnglishIntermediate
Selected Work

Projects that put AI into production.

A mix of solo-built SaaS products and enterprise platforms — spanning voice AI, workflow automation, and applied LLM systems.

Featured

ProCallAI

AI-Powered Voice Assistant SaaS

Engineered the entire backend and AI infrastructure for a SaaS platform that lets users create custom AI customer service agents via a web interface, connected directly to phone numbers over SIP.

  • Integrated SIP protocols for real-time AI voice assistants on real phone numbers
  • Containerized and deployed local LLMs with vLLM and Ollama for low-latency voice
  • Built solo as full-stack / AI engineer, end to end
Laravel/Python/vLLM/Ollama/Docker/SIP
Featured

InsightVortex

AI Workflow Automation Platform

An AI business intelligence platform featuring a visual, drag-and-drop node interface (n8n-style) for building automated workflows across LLMs, ML, and media processing.

  • Visual node-based workflow builder for non-technical users
  • Orchestration engine for LLM, ML, and audio/image processing tasks
  • Scheduling and reporting for complex multi-step automations
Laravel/Python/AI/ML Pipelines/Data Processing

CRM Ecosystem

AI Customer Intelligence Platform

A multi-layered CRM platform that scrapes customer reviews from e-commerce marketplaces and uses AI models to analyze sentiment, tone, and legal risk in real time.

Python/LLMs/RAG/Web Scraping

CyberCortex

Cybersecurity Vulnerability Scanner

Led a team building a platform that automatically scans network devices and matches software versions against published CVE databases.

Laravel/Python/OS Scripting/CVE Mapping

Smart Planner

AI-Driven Calendar App

A cross-platform mobile scheduling app that lets users manage calendars through a conversational AI interface with real-time sync.

React Native/Laravel/Google Calendar API/Pusher/Firebase

Process Tracking Software

Enterprise Workflow Backend

Complete backend architecture for a workflow management application, built from scratch for Fırat University's Digital Transformation Office.

Laravel/PHP/RESTful APIs/SQL
Get in touch

Let's build your next AI system together.

Open to backend & AI engineering roles, freelance builds, and interesting problems involving LLMs, RAG, and real-time systems.

or
yahyatezcan.yahya@gmail.com
github.com/YTzcn linkedin.com/in/yahya-tezcan Turkey