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Dimitrije KrstićDK

Dimitrije Krstić

Three.js & ASP.NET Core Developer

€280/day
Niš, RS
8-15 years

Average response time: 1 hour

About Dimitrije

I build interactive 3D web experiences and scalable custom platforms using Three.js and ASP.NET Core.

My focus is on modern, high-performance applications that combine immersive frontend experiences with reliable backend architecture. I work on projects such as 3D configurators, product visualization tools, interactive web applications, dashboards, and custom business platforms.

I have professional experience developing enterprise-grade software solutions in commercial environments, with expertise in backend systems, REST APIs, database-driven applications, as well as full-stack web development.

Alongside my commercial work, I also work as a professor at ETŠ Nikola Tesla in Niš, teaching applied software development and modern web technologies. This experience has strengthened my communication skills, structured problem-solving approach, and ability to explain complex technical concepts clearly.

What I can help you with:

• Interactive 3D web applications (Three.js / WebGL)
• 3D product configurators & visualization
• ASP.NET Core backend development
• REST API architecture & integration
• Full-stack custom web platforms
• MSSQL database design & optimization
• Performance-focused and maintainable solutions

My approach is focused on clean architecture, scalability, and delivering production-ready applications that provide real business value.

Additional technical demos and development work are available on my GitHub profile.
  • English

    Native or bilingual

  • Serbian

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Profit Optics LLC
    Software developer
    DIGITAL AND IT
    January 2024 - Today (2 years and 7 months)
    Working as a contractor on business-oriented software solutions within a data-driven environment.

    Developing and maintaining backend systems using modern .NET technologies, with a focus on building scalable and reliable applications.

    Contributing to full-stack development using JavaScript, jQuery, HTML, and CSS, alongside working with relational databases such as MS SQL Server.

    Participating in the development of enterprise-level tools that support analytics, reporting, and operational decision-making.

    Collaborating with international teams in an agile workflow, delivering production-ready features and improvements.
    SQL ASP.NET Core C# API REST Fullstack
  • Dotweb
    Founder
    DIGITAL AND IT
    February 2020 - Today (6 years and 6 months)
    Niš, Serbia
    Founder of an IT Company based in Serbia mostly work om Three.js and ASP.Net Core projects as a freelancer
    three.js ASP.NET Core WebGL Web development
  • Freelancer
    Full stack developer
    DIGITAL AND IT
    September 2016 - Today (9 years and 11 months)
    Developed various projects for international clients.

    Tech stack:
    ASP.NET Core
    Three.js
    Angular
    React
    ASP.NET Core three.js Angular ReactTS Web development

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Education

  • BSc
    Faculty of Electronic Engineering
    2020
    Department of computer science
  • MSc
    Faculty of Electronic Engineering
    2026
    Department of computer science

Skill set

Categories