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// hello world — I'm a full stack developer

Batuhan Balcı

Full stack developer most at home in the engine room — Node.js services, PostgreSQL and a fleet of data stores tuned to stay fast under load, finished with playful React interfaces on top.

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01Selected Work

Ad Automation Engine

One engine that launches, budgets and optimizes ad campaigns across Meta, Google and TikTok — so nobody has to copy-paste between three ad managers again.

  • #Node.js
  • #MetaAds
  • #GoogleAds
  • #TikTokAds

Search Term Optimizer

Mines Google and Amazon search terms, separates the winners from the budget-burners, and tunes keywords and bids accordingly.

  • #Node.js
  • #Elasticsearch
  • #AmazonAds

Purchase Intent AI

An AI workflow that scores every visitor's likelihood to buy in real time, so e-commerce stores spend their effort where it actually converts.

  • #LLM
  • #E-commerce
  • #Node.js

GIS Drone Simulator

A GIS-powered flight simulator where AI pilots navigate real-world terrain — plan missions, test routes and crash drones without breaking any.

  • #GIS
  • #AI
  • #Simulation

02Tech Stack

Back of house

  • Node.js
  • PostgreSQL
  • MongoDB
  • Elasticsearch
  • Redis
  • REST & GraphQL

Front of house

  • React
  • Next.js
  • TypeScript

AI Workflow

  • Claude Code
  • Cursor
  • GitHub Copilot
  • MCP
  • AI Code Review

Ops, Observability & Quality

  • Docker
  • Kubernetes
  • Grafana
  • Prometheus
  • GitHub Actions
  • Nginx
  • Jest
  • Playwright

03Contact

Have a project, a role, or just a weird idea that needs building? My inbox is open.

contact@batuhanbalci.com