Python, SQL and backend automation

Python-built reliable backends.

I build backend services, automation and developer tools that turn operational complexity into maintainable software.

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Python source code from link-rot-scanner
Recent build Documentation tooling that checks files, anchors and external URLs.
Role Software Developer
Focus Backend and data automation

Core technologies

Python
PostgreSQL
FastAPI
Docker

Software should reduce friction, not move it somewhere else.

I approach backend and data work with a practical mindset: understand the real workflow, remove repeated effort, expose failures clearly and leave the code easier to operate.

My recent work covers database programming, query performance, Python automation, ETL-style data movement and focused developer tools. I value readable systems over unnecessary complexity.

Primary focus
Python and SQL
Working style
Clear, measured, maintainable
Location
Istanbul, Turkey

Technical range

A focused stack for backend development, automation, data analysis and repeatable delivery.

Python

CLI tools, automation scripts, log processing, API services and maintainable backend structure.

SQL and databases

Query design, performance thinking, relational models, stored procedures and data validation.

Backend APIs

FastAPI, authentication flows, route organization, validation and service boundaries.

Delivery and tooling

Docker, Git, Linux workflows and environment-aware development.

Git
Linux
JavaScript
R

Selected work

Tools built around a specific problem.

All repositories
Code from the link-rot-scanner project
Python CLIMarkdownHTTP validation

link-rot-scanner

Audits local files, Markdown anchors and external URLs across documentation-heavy repositories. It supports concurrent checks, JSON output and CI-friendly exit codes.

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Code from the log-latency-profiler project
Python CLIJSONLObservability

log-latency-profiler

Groups application logs by trace, identifies slow requests and exports useful incident evidence without sending data to an external SaaS platform.

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Code from the FAPI backend project
FastAPIJWTSQLAlchemy

FAPI

A compact authentication and role-management backend with registration, protected routes and clear validation boundaries.

View source
PhotoEnchancer desktop application interface
PythonTkinterOpenCV

PhotoEnchancer

A desktop workflow for batch image enhancement with adjustable brightness, contrast and saturation controls.

View source
Code from the chocolate ratings dashboard
RFlexdashboardPlotly

Chocolate Dashboard

An interactive analysis of global chocolate bar ratings, origins, cocoa percentages, ingredients and quality patterns.

Live dashboard Source

Experience

Professional database work reinforced a practical approach to automation and operational reliability.

Dec 2024 - May 2025 Istanbul, Turkey

Ekofin.net

Database Programmer

Worked across database structure, SQL performance, ETL-style data movement and automation for operational workflows.

  • Designed and maintained SQL table structures.
  • Improved queries through indexing and optimization.
  • Automated repeated database operations with Python and stored procedures.
  • Supported backup, access and data protection practices.

Contact

Let’s discuss useful software.

I am open to backend, automation and data-focused opportunities.

Emailmertk.mek@gmail.com GitHub@mertefekurt LinkedInmertefekurt