Dan-Cristian is available for hire
Hire Dan-CristianDan-Cristian Dumitru
Verified Expert in Engineering
.NET Developer
Brașov, Romania
Toptal member since May 31, 2022
Bio
Dan is a senior .NET developer and tech lead with 15 years of professional software development experience. In recent years, the main technologies he has used are .NET 6 Web API, C#, Angular, React, and Azure. An intelligent and determined person, Dan won first place at the National Mathematics Olympiad in the eighth grade. He is a contributor to Stack Overflow and will be a great addition to any team.
Portfolio
Fortech SRL
ASP.NET Web API, C#, Angular, React, Azure, JavaScript, Docker, MongoDB, .NET...
iQuest
ASP.NET Web API, C#, Angular, JavaScript, Microsoft SQL Server, .NET
BizFrame
C#, ASP.NET MVC, Microsoft SQL Server, JavaScript, .NET
Experience
Availability
Full-time
Preferred Environment
Visual Studio, Visual Studio Code (VS Code)
The most amazing...
...thing I've worked on is leading the development of two projects that brought great value to the customers.
Work Experience
Senior .NET Developer | Technical Lead
2020 - PRESENT
Fortech SRL
- Led a three-person team working on two development projects, coordinated the work, and set the technical direction.
- Implemented features both in the back end using NET 6 Web API and Azure Functions and the front end using Angular and React.
- Coached other .NET developers, held technical interviews, and coordinated two .NET and Angular internships.
- Oversaw deployments in Azure and monitored our services using Dynatrace.
Technologies: ASP.NET Web API, C#, Angular, React, Azure, JavaScript, Docker, MongoDB, .NET, Microservices, Unit Testing, CI/CD Pipelines, TypeScript
Full-stack .NET Developer
2018 - 2020
iQuest
- Developed features in a web application centered around mortgage applications for a bank in the United Kingdom.
- Migrated the front end from AngularJS to Angular 9.
- Managed the releases, prepared the packages, and oversaw the deployment.
Technologies: ASP.NET Web API, C#, Angular, JavaScript, Microsoft SQL Server, .NET
Full-stack .NET Developer
2012 - 2018
BizFrame
- Collaborated with my colleagues on the development of a web platform from scratch for Flex and cleaning companies in the Netherlands to manage their staff.
- Used ASP.NET MVC to implement end-to-end, front-end, and back-end features and database changes.
- Used Asana in order to track tasks and bugs and implement features.
Technologies: C#, ASP.NET MVC, Microsoft SQL Server, JavaScript, .NET
Full-stack .NET Developer
2011 - 2012
Pentalog
- Worked on a large application for a French white-label product company.
- Used Open XML to programmatically generate Word documents based on data filled in by customers in our web app.
- Implemented different features using the ASP.NET MVC framework.
Technologies: C#, ASP.NET MVC, .NET, Terraform
Full-stack .NET Developer
2008 - 2010
Vivendi
- Implemented new features in ASP.NET Web Forms on our platform for the US real estate agents and companies.
- Developed an ASP.NET Web Forms application single-handedly for a US maternity clinic, creating Web Forms instead of the Excel files they used and generating reports.
- Participated in the training on the new ASP.NET MVC 1.0.
Technologies: C#, Microsoft SQL Server, .NET
Junior Software Developer
2006 - 2008
Vision Systems
- Developed a desktop application in Visual C++ in the local company's accounting department.
- Implemented a Java Applet that communicates with the back-end service in an industrial setting, retrieving data and displaying real-time graphs.
- Created a desktop application in C# to configure the back-end service.
Technologies: C#, .NET
Experience
Online Payments for an Automotive Company
I led the team that improved and maintained the online payments for a British automotive company. It was a mix of .NET Web APIs, Azure Functions, and React and NextJS pages. Also, I coordinated the development effort and did development myself while also being involved in releasing the software on Azure.
Education
2003 - 2008
Bachelor's Degree in Automation and Applied Informatics
Transilvania University - Brasov, Romania
Skills
Libraries/APIs
React, LINQ
Tools
Terraform
Languages
C#, Python, JavaScript, TypeScript
Frameworks
ASP.NET Web API, .NET, ASP.NET, Angular, Razor, ASP.NET MVC
Paradigms
Unit Testing, Microservices
Platforms
Azure, Docker
Storage
Microsoft SQL Server, MongoDB
Other
CI/CD Pipelines
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