Antonio Krističević, Developer in Kaštel Lukšić, Croatia
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Antonio Krističević

Verified Expert  in Engineering

Software Developer

Kaštel Lukšić, Croatia
Toptal Member Since
March 30, 2021

Antonio is a die-hard technology enthusiast, specializing in back-end development. His goal is to bridge the gap between ideas and complete projects, and he has been part of vibrant, global IT teams working on a series of midsize to large projects. With strict engineering precision and a genuine interest in driving business success, Antonio strives to empower established businesses and challengers alike.


C#, .NET Core, Azure, Microservices, Serverless
Remote Technology Consulting Company
C#, .NET, Amazon Web Services (AWS), Microsoft SQL Server, Angular, TeamCity...




Preferred Environment

Windows, MacOS, Slack, Jira, Visual Studio, Visual Studio Code (VS Code), JetBrains

The most amazing...

...thing I've developed is the multinational booking platform that tripled revenue in comparison to its predecessor.

Work Experience

Software Engineer

2021 - PRESENT
  • Joined a fast-paced Agile team that's developing a global, API-first fintech product.
  • Investigated global market opportunities and scouted local engineers to ramp up the development speed.
  • Implemented a contemporary, cloud-first platform based on serverless architecture.
Technologies: C#, .NET Core, Azure, Microservices, Serverless

Software Engineer

2018 - 2021
Remote Technology Consulting Company
  • Led back-end development focused on building the platform in the mobility-as-a-service (MaaS) industry.
  • Played a key role in long-term platform development using, using ASP.NET framework and Microsoft SQL Server on AWS infrastructure.
  • Coordinated and provided 24/7 support and established a strong platform resilience culture.
  • Provided technical expertise and a growth mentality for a self-organized Agile team.
Technologies: C#, .NET, Amazon Web Services (AWS), Microsoft SQL Server, Angular, TeamCity, Windows PowerShell

Teaching Assistant

2017 - 2019
FESB - Faculty of Electrical Engineering, Mechanical Engineering and..
  • Prepared and executed programming laboratory exercises for the algorithms and data structures course and the discrete system design course.
  • Mentored a group of students, providing guidance and feedback on their assigned work.
  • Brought hands-on industry knowledge and experience to aid fuel cell research.
Technologies: Algorithms, Data Structures, Hardware Design

Parking Booking Platform
A modern, scalable, cloud-native booking platform with a plethora of satellite projects that include a public-facing website, back-office functions, several mobile applications, a data warehouse solution, and a custom CMS. I led the development and architecture during the cloud migration from the previous IT provider. The new platform tripled the revenue in comparison to its predecessor.
2019 - 2021

Master's Degree in Computer Science

University of Split - Split, Croatia

2016 - 2019

Bachelor's Degree in Computer Science

University of Split - Split, Croatia


React, Node.js


Git, Adyen Payments, TeamCity, AWS Glue, Slack, Jira, Visual Studio, JetBrains


.NET, Redux, Angular, Windows PowerShell, .NET Core


Docker, Azure Functions, Amazon Web Services (AWS), Azure, Windows, MacOS, Visual Studio Code (VS Code)


C#, Python 3, JavaScript, HTML, CSS, C, C++


Microsoft SQL Server, Redis, Relational Databases, NoSQL


Distributed Computing, Microservices

Industry Expertise

Project Management


Algorithms, Data Structures, Operating Systems, Networking, Security, Optimization, User Experience (UX), Cryptography, Video Compression, Robotics, Hardware Design, Machine Learning, Artificial Intelligence (AI), Serverless

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