Darko Subić
@darkosubi
Experienced Senior .NET Developer specializing in backend solutions.
What I'm looking for
I am a Senior .NET Developer with extensive experience in application maintenance, API solutions, and team leadership. My journey in software development has equipped me with a robust skill set in C#, .NET Framework, and .NET Core, allowing me to deliver high-quality solutions that meet client needs. I take pride in mentoring junior developers and promoting best practices within my teams.
Throughout my career, I have successfully led various projects, including the upgrade of a client's Sitecore solution and the development of multiple Greenfield .NET 8 API projects. My technical expertise extends to Azure, PostgreSQL, and Microservices, and I am adept at employing modern development practices such as Docker and Clean architecture. I thrive in collaborative environments, working closely with colleagues and clients to ensure project success.
Experience
Work history, roles, and key accomplishments
Senior .NET developer
Subs
Apr 2025 - Present (2 months)
Working on a .NET 8/Angular application and producing new features. Extending functionalities of internal tools.
Senior .NET developer
Monri Payments
May 2024 - Apr 2025 (11 months)
Developed multiple Greenfield .NET 8 API projects based on Clean architecture with Docker support. Prepared documentation for a legacy application transition to Modular Monolith architecture. Mentored and supported junior and mid developers.
Senior .NET developer
FFW
May 2021 - Apr 2024 (2 years 11 months)
Successfully upgraded client's Sitecore solution to the latest version. Led a team of three backend developers to establish the structure and core features of a Greenfield API project, collaborating on business requirements with colleagues and clients. Implemented Docker in a project, improving deployment, scalability, and portability.
Senior .NET developer
IOLAP
Sep 2020 - May 2021 (8 months)
Updated an old .NET Framework project to the newest .NET Core LTS version, applying best practices and adding documentation. Conducted and compiled a thorough analysis for a client on international expansion requirements.
Sitecore Developer
ecx.io
May 2018 - Sep 2020 (2 years 4 months)
Worked on three Sitecore projects: Brother, LKW Walter, and Fiskars. Developed Sitecore Templates and Items, enhanced processors, and expanded existing configurations for improved functionality. Implemented unit tests for the first time in a project, improving testing capabilities and ensuring code reliability.
.NET developer
Tagit Adriatica d.o.o
Aug 2017 - Mar 2018 (7 months)
Contributed to a Greenfield WPF medical project for item tracking within hospital and operating room. Translated wireframes to XAML, created RFID reader driver, and incorporated synchronous and asynchronous RFID functions into WPF app. Improved WPF application's performance and fixed memory leaks.
.NET developer
Rathmann
Apr 2015 - Jul 2017 (2 years 3 months)
Contributed to enhancing the B2B solution with new features. Modernized AS-400 medical software into a WPF app for KBC Rijeka. Created a security app for Luka Rijeka.
Education
Degrees, certifications, and relevant coursework
Ekonomski Fakultet Rijeka
Bachelor of Economics, Information Economics
Completed studies in Information Economics, focusing on economic principles and their application within information systems. Gained foundational knowledge relevant to business and technology integration.
Availability
Location
Authorized to work in
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