Hi, I'm Ertuğrul Bayraktar
I'm a software engineer specializing in ASP.NET Core Web API and React; passionate about software development, finance, and entrepreneurship. I focus on building scalable and maintainable digital products by combining strong engineering principles with a product-oriented mindset. My experience spans backend development, modern web technologies, and creating end-to-end solutions that solve real-world problems.
I previously worked as a Software Engineer at SunExpress Airlines within the Business Airline Solutions team, contributing to enterprise-scale internal applications.
Beyond Engineering
While engineering is my core expertise, I'm passionate about diverse fields that shape my perspective and drive innovation.
Financial Markets & Trading
Passionate about financial markets, trading, and long-term investing. For over six years, I have been actively involved in trading as an individual investor, building a disciplined and consistent investment approach.
Entrepreneurship
Driven by a passion for creating digital products and bringing ideas to life. I founded LLux during university, gaining hands-on experience in product development, operations, and business management — my first real step into the entrepreneurial world.
Athlete
Professional licensed kickboxer with a long-standing background in multiple sports. I value discipline, consistency, and an active lifestyle, believing they contribute to both personal well-being and professional performance.
Experiences
Software Engineer Intern
SunExpress Airlines
At SunExpress, I worked with a modern enterprise tech stack that included .NET Core, REST and GraphQL APIs, Entity Framework Core, MSSQL, and Redis wi...
Founder
LLUX
I founded LLUX as a small e-commerce business specializing in home appliances and small electronics. I managed product sourcing, inventory, pricing, a...
Technical Analyst
BFRC - Bahcesehir University Financial Research Center
Conducted technical analysis on financial markets, examining price movements, patterns, and indicators to provide insights and forecasts. This role en...
Tech Stack
Backend
Frontend
Cloud & DevOps
Observability & Quality
Languages
Featured Projects
Some of my recent work
Machine-Learning-Based Cryptocurrency Price/Movement Prediction and Trading Signal Generation Model
An AI-powered cryptocurrency trading platform that generates real-time trading signals using machine learning algorithms.
LLUX E-Commerce Platform
A modern full-stack e-commerce application developed to provide a seamless online shopping experience with ASP.NET Core Web API and React TypeScript.
Ticketly - Flight Ticketing System
A full-stack web application designed to streamline the process of airline ticket sales and management with ASP.NET Core Web API and React TypeScript.
TaskMaster Project Management Tool
A comprehensive project management web application that enables teams to collaborate effectively through task tracking and project coordination.