maciej bielecki.
about.
I'm a passionate .NET Developer with over six years of professional experience in building web and mobile applications. My career journey has seen me contribute to various projects, from web applications to mobile solutions, utilizing technologies such as .NET, Xamarin, React, and Azure DevOps. I'm always eager to learn and embrace new challenges, particularly in the everevolving field of technology. Outside of work, I have a keen interest in space industry advancements and staying active through sports.
timeline.
Fullstack .NET Developer
MW IT SOLUTIONS MARCINIAK, WINTER S.C
06.2022 - now
Development and maintenance of software applications and infrastructure using Microsoft stack
  • Enhanced the performance and accuracy of the company’s main product by developing additional solutions, resulting in increased efficiency and cost savings.
  • Successfully migrated a web application from Visual Basic to .NET 6, leading to faster performance, improved security, and better scalability.
  • Designed and implemented a continuous-operation SMS dispatch system critical for seamless communication.
  • Created several smaller systems that collectively improved the company’s operations and product offerings.
.NET Developer
ADHDev
09.2018 - 06.2022
Development and maintenance mobile and web applications using Microsoft stack
  • Developed a mobile application using Xamarin, along with a reporting environment for generating reports, introducing new data, and managing various operational tasks.
  • Designed and implemented a content management system (CMS) tailored for municipalities, enabling the creation of showcase websites and the management of real estate listings.
  • Developed numerous smaller applications focused on research and development, driving innovation and facilitating the testing of new concepts within the company.
Junior .NET Developer
Pointer
08.2017 - 08.2018
Participated in the design, development, and testing of software applications using the .NET technology stack.
  • Contributed to the design and development of web applications leveraging .NET.
  • Assisted in database design and optimization, ensuring efficient data storage and retrieval.
skills.
.NET
Data modeling
SQL Server
DevOps
.NET Maui
JavaScript
HTML5
portfolio.
Inti
Inti is a modern mobile application that enables users to create, manage, and participate in urban games and interactive guides. With its intuitive interface and advanced features, users can easily design their own routes and tasks, engaging participants in discovering the city in a new and exciting way.
Technologies:
  • .NET 8
  • .NET Maui
Rada24
Project implemented for MW IT SOLUTIONS, the main assumption was to create an application for voting.
Technologies:
  • .NET 8
  • Blazor/React
  • .NET Maui
SmsJet
Project implemented for MW IT SOLUTIONS, the main assumption was to design and implement an SMS dispatch system that is required to operate continuously.
Technologies:
  • .NET 8
  • React
Whisper API
Project implemented for MW IT SOLUTIONS, the main assumption was to create your own website for processing multimedia files and creating transcriptions.
Technologies:
  • .NET 6
Obywatelski
Project implemented for MW IT SOLUTIONS, the main assumption was to create an application for voting on civic budgets.
Technologies:
  • .NET 6
  • Razor
Twoje ACUVUE®
Project implemented for ADHD Interactive, loyalty application for people buying contact lenses.
Technologies:
  • .NET Core 2.1
  • Xamarin
  • Web Forms
many smaller r&d projects
Technologies:
  • .NET 6/7/8
  • RabbitMQ
  • Xamarin/Maui/React Native
  • React
  • Golang