Senior Software Developer with more than 10 experience creating software solutions for complex business needs
Aktualisiert am 06.12.2024
Profil
Freiberufler / Selbstständiger
Remote-Arbeit
Verfügbar ab: 05.12.2024
Verfügbar zu: 100%
davon vor Ort: 40%
Backend Development
Fullstack Development
Software Architecture
C#
.NET
SQL
Angular
React
Ruby on Rails
React Native
Softwarearchitektur
Teamleading
Azure
Flutter
German
Muttersprache
English
C2

Einsatzorte

Einsatzorte

Mainz (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 1 month
2023-01 - 2024-01

Software Suite for Maritime Insurance

Development Lead ? Software Architect ? Backend Developer C# ASP.NET Core Entity Framework ...
Development Lead ? Software Architect ? Backend Developer
  • Developing the replacement for a more than 10-year-old software solution and unification of its various components into one modern, web-based application
  • Including user and data management, complex business logic, invoice creation and various APIs and other interfaces
  • Setting up the software architecture, organizing, mentoring and reviewing the developer team
C# ASP.NET Core Entity Framework SQL-Server Azure (Cloud Identity etc) DevExpress Dependency Injection Unit Tests Software Architecture Data Migration Multi-Mandator-System REST API
Lufthansa Industry Solutions
1 year 1 month
2022-01 - 2023-01

Data Management Tool

Development Lead ? Backend- / Full-Stack Developer C# ASP.NET Core Entity Framework ...
Development Lead ? Backend- / Full-Stack Developer
  • Creation of a new multi-client web-based tool for the management of highly complex, high-volume data for a large maritime broker
  • Setting up the software architecture, organizing and reviewing the development team, implementation of backend and frontend functionality
  • Roll out of various interfaces for different business interests, departments and external sources
C# ASP.NET Core Entity Framework SQL Server Angular AG Grid Azure (Cloud Identity etc) Dependency Injection Unit Tests Software Architecture Data Migration API Design Large Data Processing REST API
Lufthansa Industry Solutions
1 year
2022-01 - 2022-12

Multi-Client Maritime Management Application

Full-Stack Entwickler
Full-Stack Entwickler
Further development of an application for managing personal and journey data in a legally compliant way during private journeys by sea, Architecting and implementing a message based asynchronous data duplication system for the parallel operation of various vessels without guaranteed internet access as well as the final synchronization between the different actors and the central hub system. 
C# ASP.NET Core EnDty Framework RavenDB (NoSQL) Flutter REST API MulD-Client funcDonality document management synchronizaDon data maintenanc
Lufthansa Industry Solutions
5 years
2018-01 - 2022-12

Cross-Plattform Software Suite for Equipment Maintenance and Management

Full-Stack Developer ? Mobile Developer? From 2021 Development Lead Mobile C# ASP.NET Core Entity Framework ...
Full-Stack Developer ? Mobile Developer? From 2021 Development Lead Mobile

  • Further development, maintenance and optimization of a large software suite with mobile and web components for a large project powering an entire department at TÜV SÜD
  • From 2021, development lead for mobile charged with the planning of a new architecture for the mobile application
  • Extension of the existing system for the synchronization of mobile data with the central web application

C# ASP.NET Core Entity Framework SQL-Server Angular React Unit Tests .NET Framework (Legacy) Android Java React Native Synchronisation
TÜV SÜD
6 years 2 months
2015-12 - 2022-01

Custom B2B E-Commerce Platform

Software Developer, Maintainer Ruby on Rails Angular Javascript ...
Software Developer, Maintainer
Ruby on Rails Angular Javascript SAP ERP Datawarehouse
3 years 8 months
2018-05 - 2021-12

Department-Wide Software Solution for Elevator Management

Web and Mobile Software Developer C# .NET ASP.NET ...
Web and Mobile Software Developer
C# .NET ASP.NET SQL Android Java Angular React Native Prozesssynchronisation

Aus- und Weiterbildung

Aus- und Weiterbildung

3 years 6 months
2015-04 - 2018-09

Study - Computer Science

BSc., Ludwig-Maximilians-Universität München
BSc.
Ludwig-Maximilians-Universität München
Bachelor Thesis: on request

Position

Position

  • Senior Software Developer
  • Software Architect
  • Development Lead

Kompetenzen

Kompetenzen

Top-Skills

Backend Development Fullstack Development Software Architecture C# .NET SQL Angular React Ruby on Rails React Native Softwarearchitektur Teamleading Azure Flutter

Produkte / Standards / Erfahrungen / Methoden

Profile
Senior Freelance Software Developer with 10 years of experience developing robust software solutions, architecting scalable applications, and providing technical leadership across multiple industries.

Skills and Expertise
  • Backend
    • C# with .NET Core, ASP.NET, Entity Framework
    • Ruby on Rails
    • Relational Databases (SQL Server, PostgreSQL)
    • NoSQL Databases (e.g. RavenDB)
    • TypeScript
  • Frontend/ Mobile
    • Angular, React (Native), HTML/ CSS
    • Flutter
    • Blazor
    • Java
    • WPF
  • Hosting and Deployment
    • Azure Hosting and DevOps, Docker
    • Identity Management with Active Directory
    • Continuous Integration (GitHub, Gitlab)
    • Release and Version Management
  • Testing
    • Unit Testing (e.g. NUnit)
    • End-to-End Testing (e.g. Cypress)
  • Collaboration and Planning
    • Software-Architecture
    • Technical Leadership, Mentoring
    • Issue and Backlog Management
    • Code Reviews
    • Quality Analysis (Sonar, Lint, etc)
    • Project Documentation (e.g. Confluence, Jira)
    • SCRUM/ Agile/ Project Planning

Professional Experience

03/2018 - today
Position: Freelance Software Developer
  • Developed and delivered software solutions for diverse clients, including prominent corporations like TÜV SÜD and Lufthansa.
  • Collaborated with cross-functional teams, from design to deployment, ensuring high-quality results.
  • Provided technical leadership and mentoring on project-based teams.

12/2013 ? 02/2018
Position: Web Developer
Company: Zoom7 GmbH 
  • Designed and implemented web applications, as well as backends for mobile apps, social networks and e-commerce platforms.

Branchen

Branchen

  • Maritime
  • Industrial
  • Insurance
  • Brokerage

Einsatzorte

Einsatzorte

Mainz (+50km)
Deutschland, Schweiz, Österreich
möglich

Projekte

Projekte

1 year 1 month
2023-01 - 2024-01

Software Suite for Maritime Insurance

Development Lead ? Software Architect ? Backend Developer C# ASP.NET Core Entity Framework ...
Development Lead ? Software Architect ? Backend Developer
  • Developing the replacement for a more than 10-year-old software solution and unification of its various components into one modern, web-based application
  • Including user and data management, complex business logic, invoice creation and various APIs and other interfaces
  • Setting up the software architecture, organizing, mentoring and reviewing the developer team
C# ASP.NET Core Entity Framework SQL-Server Azure (Cloud Identity etc) DevExpress Dependency Injection Unit Tests Software Architecture Data Migration Multi-Mandator-System REST API
Lufthansa Industry Solutions
1 year 1 month
2022-01 - 2023-01

Data Management Tool

Development Lead ? Backend- / Full-Stack Developer C# ASP.NET Core Entity Framework ...
Development Lead ? Backend- / Full-Stack Developer
  • Creation of a new multi-client web-based tool for the management of highly complex, high-volume data for a large maritime broker
  • Setting up the software architecture, organizing and reviewing the development team, implementation of backend and frontend functionality
  • Roll out of various interfaces for different business interests, departments and external sources
C# ASP.NET Core Entity Framework SQL Server Angular AG Grid Azure (Cloud Identity etc) Dependency Injection Unit Tests Software Architecture Data Migration API Design Large Data Processing REST API
Lufthansa Industry Solutions
1 year
2022-01 - 2022-12

Multi-Client Maritime Management Application

Full-Stack Entwickler
Full-Stack Entwickler
Further development of an application for managing personal and journey data in a legally compliant way during private journeys by sea, Architecting and implementing a message based asynchronous data duplication system for the parallel operation of various vessels without guaranteed internet access as well as the final synchronization between the different actors and the central hub system. 
C# ASP.NET Core EnDty Framework RavenDB (NoSQL) Flutter REST API MulD-Client funcDonality document management synchronizaDon data maintenanc
Lufthansa Industry Solutions
5 years
2018-01 - 2022-12

Cross-Plattform Software Suite for Equipment Maintenance and Management

Full-Stack Developer ? Mobile Developer? From 2021 Development Lead Mobile C# ASP.NET Core Entity Framework ...
Full-Stack Developer ? Mobile Developer? From 2021 Development Lead Mobile

  • Further development, maintenance and optimization of a large software suite with mobile and web components for a large project powering an entire department at TÜV SÜD
  • From 2021, development lead for mobile charged with the planning of a new architecture for the mobile application
  • Extension of the existing system for the synchronization of mobile data with the central web application

C# ASP.NET Core Entity Framework SQL-Server Angular React Unit Tests .NET Framework (Legacy) Android Java React Native Synchronisation
TÜV SÜD
6 years 2 months
2015-12 - 2022-01

Custom B2B E-Commerce Platform

Software Developer, Maintainer Ruby on Rails Angular Javascript ...
Software Developer, Maintainer
Ruby on Rails Angular Javascript SAP ERP Datawarehouse
3 years 8 months
2018-05 - 2021-12

Department-Wide Software Solution for Elevator Management

Web and Mobile Software Developer C# .NET ASP.NET ...
Web and Mobile Software Developer
C# .NET ASP.NET SQL Android Java Angular React Native Prozesssynchronisation

Aus- und Weiterbildung

Aus- und Weiterbildung

3 years 6 months
2015-04 - 2018-09

Study - Computer Science

BSc., Ludwig-Maximilians-Universität München
BSc.
Ludwig-Maximilians-Universität München
Bachelor Thesis: on request

Position

Position

  • Senior Software Developer
  • Software Architect
  • Development Lead

Kompetenzen

Kompetenzen

Top-Skills

Backend Development Fullstack Development Software Architecture C# .NET SQL Angular React Ruby on Rails React Native Softwarearchitektur Teamleading Azure Flutter

Produkte / Standards / Erfahrungen / Methoden

Profile
Senior Freelance Software Developer with 10 years of experience developing robust software solutions, architecting scalable applications, and providing technical leadership across multiple industries.

Skills and Expertise
  • Backend
    • C# with .NET Core, ASP.NET, Entity Framework
    • Ruby on Rails
    • Relational Databases (SQL Server, PostgreSQL)
    • NoSQL Databases (e.g. RavenDB)
    • TypeScript
  • Frontend/ Mobile
    • Angular, React (Native), HTML/ CSS
    • Flutter
    • Blazor
    • Java
    • WPF
  • Hosting and Deployment
    • Azure Hosting and DevOps, Docker
    • Identity Management with Active Directory
    • Continuous Integration (GitHub, Gitlab)
    • Release and Version Management
  • Testing
    • Unit Testing (e.g. NUnit)
    • End-to-End Testing (e.g. Cypress)
  • Collaboration and Planning
    • Software-Architecture
    • Technical Leadership, Mentoring
    • Issue and Backlog Management
    • Code Reviews
    • Quality Analysis (Sonar, Lint, etc)
    • Project Documentation (e.g. Confluence, Jira)
    • SCRUM/ Agile/ Project Planning

Professional Experience

03/2018 - today
Position: Freelance Software Developer
  • Developed and delivered software solutions for diverse clients, including prominent corporations like TÜV SÜD and Lufthansa.
  • Collaborated with cross-functional teams, from design to deployment, ensuring high-quality results.
  • Provided technical leadership and mentoring on project-based teams.

12/2013 ? 02/2018
Position: Web Developer
Company: Zoom7 GmbH 
  • Designed and implemented web applications, as well as backends for mobile apps, social networks and e-commerce platforms.

Branchen

Branchen

  • Maritime
  • Industrial
  • Insurance
  • Brokerage

Vertrauen Sie auf Randstad

Im Bereich Freelancing
Im Bereich Arbeitnehmerüberlassung / Personalvermittlung

Fragen?

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

Das Freelancer-Portal

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