Senior Dotnet Developer | Lead
Aktualisiert am 09.01.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 15.01.2024
Verfügbar zu: 100%
davon vor Ort: 5%
.NET Framework
Azure
Teamleading

Einsatzorte

Deutschland, Schweiz, Österreich
möglich

Projekte

9 months
2023-05 - now

Improved security 2X by implementing a single system

Senior .NET Fullstack developer C# .NET Core EF Core ...
Senior .NET Fullstack developer
The client, a German energy grid provider, was losing money by not having digital processes available for its customers. Most of the processes were manual, took time and needed human interaction.
  • Improved security 2X by implementing a single system that was accountable for contract credentials
  • Increased development speed by 30% by implementing trivial systems using the same patterns and keeping creation templates updated
C# .NET Core EF Core Azure Functions Cosmos DB Azure Services Azure DevOps ARM templates EventGrid Distributed Systems Serverless
Now | Arnia Software
5 months
2023-01 - 2023-05

Increased user satisfaction

.NET Solution Architect .NET Core PostgreSQL DDD ...
.NET Solution Architect
The client, a medical clinic that needed a way to help people that wanted a second opinion or didn?t have urgent matters, to get fast contact with a doctor, online, without getting into the clinic
  • Increased user satisfaction by 60% by implementing a user-friendly and easy-to-use user interface
  • Boosted user retention by 2x by implementing an easy way to identify the user?s journey and enabling admins to provide vouchers and offers exactly for the user?s needs
  • Decreased clinic costs by 20% since most of the customers started to get online consultations and not come physically to the clinic
.NET Core PostgreSQL DDD CQRS Auth0 Orchard Blazor HangFire Polly Docker Azure DevOps
MedCom
1 year 4 months
2021-09 - 2022-12

Leads management system | Arnia Software

Senior .NET Fullstack developer (Shadow leading) .NET Core Angular MassTransit ...
Senior .NET Fullstack developer (Shadow leading)
The client, one of the largest energy supply companies in Germany, was struggling with converting leads into customers due to a lead management system that had overcomplicated and long-running processe
  • Reduced to almost 0 the number of implementation bugs by increasing the test code coverage and introducing new ways of testing the domain core concepts
  • Increased performance for the processes that took more than 5 min to 2 by splitting the system into smaller pieces based on the type of processes they worked with and upgrading the framework to the latest version
.NET Core Angular MassTransit SQL CosmosDB Azure Services Azure Functions Service Bus SonarQube NexusIQ Azure DevOps ARM Templates Distributed Systems CQRS
11 months
2020-11 - 2021-09

CGM

Head of Functional Area Team Management Situational Leadersliip. Management Comnnuiication ...
Head of Functional Area
The client, a German company, provided medical software for 13 countries and needed someone in the development center from Romania to guide all the projects and people that worked on the dotnet disciple.
  • Increased developers? satisfaction by having regular one-to-one meetings, organizing a ?Learning group? in which they have technical and soft skills presentations, and setting and monitoring technical objectives for them to evolve
  • Increased development speed 3x, by doing regular audits of the projects from the Romanian center and suggested patterns and architectures that could be implemented for improving the products
Team Management Situational Leadersliip. Management Comnnuiication Leadership
1 year 5 months
2020-05 - 2021-09

DR APP|CGM

Senior .NET Fullstack developer (Team lead) .NET Core .Net Framework WPF ...
Senior .NET Fullstack developer (Team lead)
The client, a German company that provided medical software which aimed to digitize Dutch pharmacy processes, reducing human errors and saving lives by eliminating paper prescriptions.
  • Led a team of 8 people, from a Team lead position
  • Increased client satisfaction 3x by delivering a fast solution that uses real-time communication with a modern-looking user interface
  • Kept a maintainability index over 60, by decoupling each part of the system into modules, which led to a reduction of development effort in maintenance
.NET Core .Net Framework WPF Angular Typescript IdentityServer4 SignalR ngRX WireMock .NET Team Management Situational Leadership
1 year 2 months
2019-04 - 2020-05

Webrella | Enea Global Service

Senior .NET Azure developer (Team lead Leadership Team Management Scrum master ...
Senior .NET Azure developer (Team lead
The client, one of the top producers worldwide of infrared and thermal cameras, needed a way to enable its customers to be able to work on their images, without any dependency on the devices they had or the operatin
  • Led a team of 3 people and kept a close relationship with the stakeholders, by being a tech lead, scrum master, proxy product owner, developer, and solution architect for the team
  • Increased client satisfaction 2x by delivering a fast solution, even for people with poor internet connection
  • Reduced the number of implementation bugs to 0 by introducing mutation testing and having a code coverage over 85%system into modules, which led to a reduction of development effort in maintenance
Leadership Team Management Scrum master Agile Xunit Moq CQS Azure Jenkins Architectur NET Communication
1 year 3 months
2018-02 - 2019-04

Insite | Enea Global Services

Senior .NET Fullstack Azure develope Xunit Moq CQRS ...
Senior .NET Fullstack Azure develope
The client, one of the top producers worldwide of infrared and thermal cameras, was trying to increase the user satisfaction of their users who were thermal inspectors by digitalizing the creation of reports done by them and increasing their productivity
  • Boosted client satisfaction 2x by creating a way for them to be able to create both printed documents but also save in a cloud their reports and assets after and during the inspection
  • Increased customer retention by 5x by introducing an easier-to-use solution for their processes while they are on the field, away from a computer
  • Kept a maintainability index over 60, by decoupling each part of the system into modules, which led to a reduction of development effort in maintenance
Xunit Moq CQRS React Redux Azure ServiceBus Azure B2B Azure SQL Server unit integration mutation tests .NET Core
7 months
2017-08 - 2018-02

WOZ | Centric IT Solutions

.NET Backend developer (shadow leading .NET Framework Windows Services WCF Services ...
.NET Backend developer (shadow leading
The client, one of the top producers worldwide of infrared and thermal cameras, needed a way to enable its customers to be able to work on their images, without any dependency on the devices they had or the operating
  • Boosted product stability by 50% by creating nightly builds in which all the tests were run and introduced static code analysis with rules agreed upon at the suite level
  • Shadow led a team of 7 and increased the communication and decision-making processes, by being the mediator between the dev team and architects and between team members
  • Reduced the number of production critical bugs to 0 by increasing the test code coverage from 30 to 60% and introducing well-known patterns instead of custom implementations
.NET Framework Windows Services WCF Services Windows Forms MassTransit RabbitMq Oracle Azure DevOps SonarQube Selenium
2 years
2015-08 - 2017-07

Suite4Care | Centric IT Solutions

NET FullStack develope .NET CQRS. WebApi. MVC AugularJS. MSSql. nHibeniate. EntityFramewok Dapper. Release Management (VSTS). PowerShell
NET FullStack develope
The client, one of the biggest software companies from the Netherlands, provided a suite of products for the private healthcare system from its country, and it was struggling to get new customers due to old-looking and working applications
  • Increased performance by 20% by Splitting the monoliths into multiple Services and implementing clean arclntecture and well-known pattems
  • Decreased the number of critical bugs by 50% by becoming like a ?fireman? and getting involved in all critical bugs from the suite


.NET CQRS. WebApi. MVC AugularJS. MSSql. nHibeniate. EntityFramewok Dapper. Release Management (VSTS). PowerShell
4 years 1 month
2011-07 - 2015-07

Vast Visibility

NET Fullstack developer .NET Framework MVC JQuery ...
NET Fullstack developer
The client, one of the top 3 Software insurance comparison Companies from the UK, was struggling to increase its conversion rate from leads to Customers due to an immature product.
  • Increased the NET Promoter Score from 7 to 9 by implementing multiple brokers so that the end users received more öfters?
  • Enhanced user retention by 3x by improving the insurance renewal and failed to get result Systems

.NET Framework MVC JQuery Web Forms Windows Forms SQF EntityFramewok ADO .NET Stored Procedures

Aus- und Weiterbildung

1 month
2023-07 - 2023-07

Product Analytics

Certification,
Certification
1 month
2023-07 - 2023-07

Product-led

Certification,
Certification
1 month
2021-06 - 2021-06

Azure Fundamentals

Certification,
Certification
1 month
2021-05 - 2021-05

Situational leadership

Certification,
Certification
1 month
2018-10 - 2018-10

MongoDB Basics

Certification,
Certification
1 month
2017-11 - 2017-11

Programming in C#

Certification,
Certification
1 month
2017-11 - 2017-11

MCSA: Web Applications

Certification,
Certification
1 month
2016-10 - 2016-10

MCSD: App Builder

Certification,
Certification
1 month
2016-10 - 2016-10

Developing ASP.NET MVC Web Applications

Certification,
Certification
1 month
2015-10 - 2015-10

Constructive Feedback

Certification,
Certification
1 month
2015-10 - 2015-10

Belbin Team Roles

Certification,
Certification

Kompetenzen

Top-Skills

.NET Framework Azure Teamleading

Produkte / Standards / Erfahrungen / Methoden

C#
13 years
.NET
13 years
SQL Server
13 years
Entity framework
10 years
Azure Functions
3 years
Unit & Integration Tests
9 years
Mutation Tests
3 years
CQRS
6 years
Azure DevOps
6 years
Azure services
5 years
SonarQube
3 years
Cosmos DB
3 years
Windows Services
2 years
IdentityServer
2 years
ARM templates
2 years
Distributed Systems
2 years
Polly
2 years
Serverless
2 years
MassTransit
2 years
Service Bus
2 years
Angular
2 years
React
1 year

Profile:

  • I am a Senior .NET developer / contractor / freelancer with 13+ years of experience
  • My expertise lies in both front-end and back-end development, and I have a keen interest in Azure
  • I assist clients in accomplishing their objectives by crafting, architecting, and executing clean and resilient software solutions while also assembling, nurturing and leading high-performing teams
  • Drop me a message if you think my experience could help your organization, products or teams!

Vertrauen Sie auf GULP

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

Fragen?

Rufen Sie uns an +49 89 500316-300 oder schreiben Sie uns:

Das GULP Freelancer-Portal

Direktester geht's nicht! Ganz einfach Freelancer finden und direkt Kontakt aufnehmen.