Available for B2B & Contracting

Senior Software Engineer

Senior .NET engineer with 10+ years of experience across enterprise systems, SaaS products and team leadership.

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Antonio Halužan

Technical Stack

.NET
React
JavaScript
TypeScript
SQL Server
PostgreSQL
Python
Docker
Keycloak
Auth0

Career Timeline

Software Engineer @ Sartorius Croatia

Nov 2023 — Jun 2025
  • Architecturing and developing multi tenant SaaS solution for biotechnology processes from the scratch
  • Managing team of 3 developers
  • Code reviews
.NETPostgreSQLLinuxGithub ActionsDockerKeycloak

Software Engineer @ Combis d.o.o.

Oct 2019 — Oct 2023
  • Developing and architecturing ministry solution for incentives for small and medium sized businesses
  • Managing team of 6 developers
  • Code review
  • Mentoring
  • Using SCRUM methodology
  • Working with client on new features
  • Bridge between developers, project manager, tester and designer
.NETSQL ServerAngularDockerKeycloakSCRUM

.NET Developer @ KING ICT

Jul 2018 — Oct 2019
  • Reengineering existing incentive system for agency from ministry for small and medium sized businesses
  • Using SCRUM methodology
  • Code review
.NETReactPostgreSQLDockerKeycloak

Software Developer @ KOR

Jul 2017 — Jun 2018
  • Developing new features for hotel management system
  • Optimizing existing features for hotel management system
.NETWindows FormsWeb API

CEO & Founder @ Box Mobile j.d.o.o.

Aug 2014 — Dec 2016
  • Designing and developing mobile applications
  • Designing databases
  • Designing and developing backend system for mobile applications
  • Working with clients on requirements
Xamarin.NETSQL Server

.NET Developer @ 3 PRO

Sep 2013 — Dec 2013
  • Developing SharePoint plugins in .NET
.NETSharePoint

NuGet Packages

NuGet packages I designed, developed, and published, with total community downloads.

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Mobile App

Mobile application I architected and developed end-to-end, from product idea to production delivery.

Featured Product
CopSpot app icon

CopSpot

CopSpot uses a predictive AI model I developed to forecast future traffic control zones by time of day. Those predictions are visualized on HERE Maps, then the app proposes the fastest route from start address to destination while avoiding predicted control zones along the way.

1.3.3
Current Version
Platform
Android (iOS coming soon)
Stack
.NET, Flutter, Python, TensorFlow, React, Docker, PostgreSQL, Cloudflare
Coverage List
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Supported Cities

Browse the full list of cities currently supported by CopSpot.
Coverage Map
Click to open
Zone Visualization

View map-based visualization of supported prediction zones.
Google Play icon
Google Play
Live REGION LIMITED

CopSpot is now available on Google Play.

Open Store
Apple App Store icon
iOS App Store
Coming Soon

iOS version is planned and will be published in a future release.

Huawei AppGallery icon
Huawei AppGallery
LIVE REGION LIMITED

CopSpot is now available on Huawei AppGallery.

Open Store

AI-Augmented Engineering

Expert usage of next-gen tools to accelerate delivery without compromising quality.

Claude Code

Advanced reasoning for complex refactoring and large-scale architectural planning.

Gemini Code Assist

Real-time automation for unit tests, boilerplate, and tech documentation.

OpenAI Codex

Streamlining the bridge between logic requirements and high-performance execution.

R&D Lab

Python Scraping & TensorFlow

In my free time, I build custom Python scrapers to harvest complex data sets, which I then use to train TensorFlow predictive AI models.

PythonTensorFlowScraping

Certifications

Languages

EnglishAdvanced
CroatianNative
JapaneseElementary

Architecture

Microservices, Multi-tenant SaaS, CI/CD, SQL/NoSQL Optimization, and Team Leadership.