Marian Hristov

Available to hire

I'm a Bulgarian software developer specializing in mobile applications and backend services. NET MAUI, implement REST APIs, and architect scalable microservice-based solutions.

About

I’m a Bulgarian software developer specializing in mobile applications and backend services. I help teams migrate and modernize apps to .NET MAUI, implement REST APIs, and architect scalable microservice-based solutions. I also enjoy mentoring new developers, improving app performance, and driving robust DevOps practices with App Center and Azure Application Insights.

I value clear communication, accessibility, and user-centric design, and I am always eager to learn new technologies to deliver reliable software and seamless user experiences.

  • Joined November 2025

Languages

  • BulgarianFluent
  • GermanAdvanced
  • EnglishFluent
  • RussianAdvanced

Industry experience

  • Software & Internet
  • Professional Services
  • Media & Entertainment
  • Retail
  • Computers & Electronics
  • Healthcare

More experts in Ruse, Bulgaria

Projects · 2

https://www.twine.net/signin
▪ Implementation of new synchronization process between app and web data
▪ Removing of old Odata /SQL database transfer process and implementing REST API processes
▪ Implementation of microservice based architecture for the application (Dependency injection methods)
▪ Developing and refactoring of specific features in the app
▪ Training and introduction of new developers to the production processes
▪ Improvement of Overall Performance of the app by implementation of error handling in vulnerable areas
▪ Implementation of App Center and Azure Application Insights tracking
▪ Documentation and sprint planning

Verify App
  • App Designer
  • App Developer

https://www.twine.net/signin

▪ Implementation of the app based on Americans with Disabilities Act (ADA) requirements.
▪ Making the app fully voice recognizable for ADA(Talkback/Voiceover)
▪ Implementation of keyboard accessibility focus within the app (Architecture structure + platform specific models)
▪ Developing and refactoring of specific features in the app
▪ Training and introduction of new developers to the production processes
▪ Improvement of Overall Performance of the app by implementation of error handling in vulnerable areas
▪ Implementation of Sentry tracking
▪ Improvement of the pipeline process within the app (Removing cherry picking process for particular features)
▪ Documentation and sprint planning

Metlife Project
  • App Developer

Work experience· 4 roles

Mobile Application Developer (Freelancer) · TÜV SÜDAug 2023 – Nov 2025 · 2 yrs 4 mos

Migration of various company applications to .NET MAUI; Implementation of new synchronization process between app and web data; Removing of old Odata/SQL database transfer process and implementing REST API processes; Implementation of microservice based architecture for the application (Dependency injection methods); Developing and refactoring of specific features in the app; Training and introduction of new developers to the production processes; Improvement of Overall Performance of the app by implementation of error handling in vulnerable areas; Implementation of App Center and Azure Application Insights tracking; Documentation and sprint planning.

Mobile Application Developer (Freelancer) · TÜV SÜDAug 2023 – Nov 2025 · 2 yrs 4 mos

Migration of company applications to .NET MAUI; implement new synchronization between app and web data; remove old OData/SQL transfer processes and implement REST API processes; introduce microservice-based architecture with dependency injection; develop and refactor features; train new developers; improve overall app performance with robust error handling; implement App Center and Azure Application Insights tracking; documentation and sprint planning.

Mobile Application Developer (Freelancer) · MetLife Pet InsuranceJul 2023 – Jul 2023 · 1 mo

Development for MetLife Pet Insurance App; ensure ADA compliance (voice recognition for TalkBack/VoiceOver); implement keyboard accessibility focus; refactor features; train new developers; improve pipeline and performance; add Sentry tracking; documentation and sprint planning.

Mobile Application Developer · REAL GmbHSep 2021 – Sep 2021 · 1 mo

Education

Bachelor of Science in Finance and Control · Fontys International Business School (Fontys Hogeschoolen), Venlo, the Netherlands2011 – 2015
Exchange Semester · Kongju National University2013 – 2014
Bachelor of Science in Finance and Control (Bedrijfeconomie) · Fontys International Business School (Fontys Hogeschoolen)2011 – 2015
Economics (Exchange Semester) · Kongju National University2013 – 2014

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