Eren Gaygusuz

Skills

Technical skills grouped by area.

Level Scale

Developing

6.0 - 6.4/10

Competent

6.5 - 7.4/10

Good

7.5 - 8.4/10

Very Good

8.5 - 8.9/10

Excellent

9.0 - 10/10

Programming Languages

Good · 8.3/10

Overall Level

  • C# Excellent
  • Java Good
  • TypeScript Good
  • JavaScript Good

Markup & Styling

Very Good · 8.6/10

Overall Level

  • HTML Excellent
  • CSS Good

Frontend Development

Good · 8.3/10

Overall Level

  • Angular Excellent
  • React JS Good
  • RxJS Good
  • PrimeNG Very Good
  • Bootstrap Excellent
  • Ant Design Good
  • jQuery Good
  • Kendo UI Competent

Backend Development

Good · 8.4/10

Overall Level

  • ASP.NET Core Web API Excellent
  • ASP.NET Core MVC Excellent
  • Spring Boot Competent
  • REST APIs Excellent
  • SOAP Services Good

Database Technologies

Good · 8/10

Overall Level

  • Microsoft SQL Server Very Good
  • MySQL Very Good
  • MongoDB Competent
  • Oracle Competent

Database & Query Languages

Good · 8.3/10

Overall Level

  • SQL Excellent
  • T-SQL Very Good
  • PL/SQL Competent

ORM & Data Access

Good · 8.2/10

Overall Level

  • Entity Framework Core Excellent
  • Dapper Good
  • Hibernate Competent

Software Architectures

Good · 7.8/10

Overall Level

  • Clean Architecture Good
  • Layered / N-Tier Architecture Very Good
  • Microservice Architecture Competent
  • Modular Monolith Architecture Competent
  • Vertical Slice Architecture Good

Design & Development Principles

Very Good · 8.6/10

Overall Level

  • Object-Oriented Programming Excellent
  • SOLID Principles Excellent
  • Dependency Injection Excellent
  • Domain-Driven Design Good
  • CQRS Good

Design Patterns

Good · 8.4/10

Overall Level

  • Generic Repository Pattern Excellent
  • Factory Method Pattern Very Good
  • Observer Pattern Good
  • Abstract Factory Pattern Good

Authentication, Authorization & Security

Good · 8.1/10

Overall Level

  • JWT Authentication Very Good
  • Cookie-Based Authentication Good
  • Session Management Good
  • ASP.NET Core Identity Good
  • SSO Authentication Good
  • Permission-Based Authorization Good
  • SSL Certificates Good
  • Code Signing Certificates Good
  • Security Vulnerability Fixes Good

DevOps, Cloud & Deployment

Good · 8.4/10

Overall Level

  • Docker Very Good
  • Docker Compose Very Good
  • Docker Hub Very Good
  • Portainer Very Good
  • Jenkins Good
  • Azure DevOps Competent
  • AWS Very Good
  • CI/CD Good
  • Linux Server Management Very Good

Version Control & Project Management

Very Good · 8.8/10

Overall Level

  • Git Very Good
  • GitHub Very Good
  • GitLab Very Good
  • Bitbucket Very Good
  • Jira Very Good

AI & Modern Software Topics

Developing · 6/10

Overall Level

  • Generative AI Developing
  • Large Language Models Developing
  • Prompt Engineering Developing
  • Retrieval-Augmented Generation Developing
  • Vector Databases Developing
  • OpenAI Developing
  • Ollama Developing
  • LLM-powered Applications Developing

Operating Systems

Excellent · 9.2/10

Overall Level

  • Windows Excellent
  • Linux Distributions Excellent
  • macOS Excellent

Game, 3D & Other Technologies

Good · 7.8/10

Overall Level

  • Unity Excellent
  • 3ds Max Good
  • SolidWorks Developing
  • OpenStreetMap Good
  • Tobii Eye Tracker Good