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Portfolio / 2026

Mahmuthan Elbir

Backend developer who also works full-stack.

I’m deep into reverse engineering and cybersecurity.

Based in Türkiye

Currently

Backend Developer@ Freelance

2016 – Present

Focus

  • Node.js
  • C#/.NET
  • PHP
  • Python
  • Rust
  • Go
  • SQL
  • Next.js
  • React
  • AI Agents
  • Anti-Bot Systems
  • Browser Fingerprinting
  • SEO Optimization

Background

Most of my freelance work is API integrations and automation, often with undocumented APIs.

Mahmuthan Elbir

About

Reverse engineering taught me how software breaks.

Years of studying browser fingerprinting and anti-bot systems showed me how detection catches automation, and where it misses.

I bring that view to backend work and look at each feature the way an attacker would.

Education

B.Sc. in Computer Engineering, Eskişehir Technical University, 2020 – 2025

Certificates

AWS Academy Graduate - Cloud Foundations - Training Badge — Amazon Web Services Training and Certification

Search Engine Optimization (SEO) Training — Istanbul University

Selected work

2016 – 2026

  1. 2024–2025

    Software Developer

    Softmark Teknoloji

    Nov 2024 – Mar 2025 · Internship, Part-time

    Built an accounting software integration and an online exam system powered by a large language model.

  2. 2024–2025

    Software Developer

    Eskişehir Technical University

    Oct 2024 – Jan 2025 · Part-time

    Designed the initial architecture of a project management, tracking, and accounting system in the Information Technology Department.

  3. 2024

    Software Developer

    Ester Teknoloji

    Aug 2024 – Sep 2024 · Internship

    Built a cloud-based appointment scheduling system for managers and their customers.

Projects

© 2026 Mahmuthan Elbir. All rights reserved.