About Me

Bulent KELLEROGLU

Bulent KELLEROGLU

Born in 1974, based in Istanbul

I'm a passionate fullstack developer with 37 years of programming experience since 1988, including 12 years of mobile game development since 2013. As the founder of Bretzel Games, I've dedicated myself to crafting mobile games that bring joy to millions of players worldwide.

Fullstack DeveloperGame CreatorMobile Expert

Professional Experience

Founder & Game Developer

2013 - Present

Bretzel Games

Founded Bretzel Games and developed 25+ mobile games for Android platform. Specialized in puzzle games, word games, and casual entertainment applications. Reached millions of players worldwide.

Android DevelopmentGame DesignMonetization

Senior Software Engineer

2000 - 2013

Various Technology Companies

Led development teams in creating enterprise web applications, e-commerce platforms, and financial software solutions. Managed complex projects and mentored junior developers.

Team LeadershipEnterprise SoftwareProject Management

Software Developer

1988 - 2000

Early Career & Freelance

Started programming journey during the early days of personal computing. Worked on various software projects and learned fundamental programming concepts. Developed desktop applications and database systems.

Desktop ApplicationsDatabase DesignSystem Programming

Expertise & Technologies

Game Development

Mobile game development for Android platform, specializing in puzzle games, word games, and casual entertainment.

AndroidJavaUnityC#

Fullstack Development

35 years of experience in software development, covering frontend, backend, database design, and system architecture.

JavaScriptReactNode.jsPython

UI/UX Design

Creating intuitive and engaging user interfaces that enhance the gaming experience and keep players engaged.

FigmaAdobe XDSketchPhotoshop

Mobile Development

Native Android development with focus on performance optimization, user engagement, and monetization strategies.

KotlinFirebaseAdMobGoogle Play

Additional Skills

Database
MySQL, PostgreSQL, MongoDB
Cloud
AWS, Google Cloud, Azure
DevOps
Docker, CI/CD, Git
Analytics
Google Analytics, Firebase

Key Achievements

25+
Mobile Games Published
10M+
Total Downloads
37
Years Experience

Let's Create Something Amazing

Ready to explore my games or discuss potential collaborations?