Richard Weigand - C# Developer for Legacy Refactoring

Recommended expert

Niedergesteln, Switzerland

Check rate

Experience

Jul 2025 - Jan 2026

7 months

Freelance Developer

Refactoring and bug fixing for Vibe Code

Nov 2024 - May 2025

7 months

Freelance Developer

Refactored VB6 and VB.NET applications to C# with MS-SQL Server backend
Modularized a monolithic cash register, inventory, and ordering system
Integrated supplier APIs
Implemented unit tests

Oct 2023 - Aug 2024

11 months

Freelance Developer

Refactored VB and VBA code to C# with SQL Server backend
Integrated external data sources (Excel, Access)
Focus on clean code, maintainability, and documentation
Implemented unit tests

Aug 2022 - Sep 2023

1 year 2 months

Freelance Developer

Nicoli Curtin Schweiz

Refactored VB code to C# with SQL Server backend
Improved code quality and implemented unit tests

Nov 2021 - Jul 2022

9 months

Freelance Developer

Nicoli Curtin Schweiz

Refactored and extended C# code
Improved quality and implemented unit tests
Used Azure DevOps

Aug 2020 - Oct 2021

1 year 3 months

Freelance Developer

Advanced Gameware

Planned architecture and design for PC gaming startup
Developed low-level USB-IO sniffing with C#
Transformed USB data streams into command formats for Arduino
Minimized performance impact on game reactivity
Documented and tested solutions

Feb 2020 - Jun 2020

5 months

Freelance Developer

UNIMED

Developed billing and verification services for doctors using C# & SQL Server
Refactored and extended existing systems
Began new system development with AWS and TypeScript

Aug 2019 - Jan 2020

6 months

Freelance Developer

IPTE

Collaborated in a Scrum team (6 developers)
Programmed industrial robots and conveyor systems
Used massive multithreading with C# async programming
Ensured reliability and 24/7 availability

Feb 2019 - Jul 2019

6 months

Freelance Developer

Carl Zeiss AG

Worked in a Scrum team (4 developers)
Used C#, Entity Framework, MQTT, SQL Server
Refactored and extended a high-precision measurement environment
Performed RAW data conversion and anomaly detection
Collected, aggregated, and visualized measurement data

Jul 2018 - Jan 2019

7 months

Erlangen, Germany

Freelance Developer

Siemens AG Erlangen

Collaborated in a Scrum team (8 developers)
Used C#, Entity Framework, Webservices, MVVM, TFS, SQL Server
Maintained and extended existing systems
Processed error requests and worked with VB.NET
Extended software for power plant construction (e.g., customs processing, partial deliveries, EU export control rules)

Apr 2018 - Jun 2018

3 months

Zürich, Switzerland

Freelance Developer

City of Zurich

Worked in a Scrum team (5 developers)
Used C#, Webservices, MVVM, TFS-Git, SQL Server
Maintained and extended an existing system

Jul 2017 - Mar 2018

9 months

Freelance Developer

Chemical Company

Collaborated in a Scrum team (11 developers)
Used C#, Entity Framework, MVVM, WPF, TFS, Oracle
Maintained and extended an existing MES system

May 2017 - Jun 2017

2 months

Munich, Germany

Freelance Fullstack Developer

Commercial Real Estate Agency

Designed and implemented solutions with Visual Studio 2015
Integrated Microsoft TAPI for caller identification
Logged call details, participants, duration, and forwarding detection
Developed C# interface for Vodafone Xsi Multiline TAPI

Jul 2014 - Apr 2017

2 years 10 months

Starnberg, Germany

Freelance Fullstack Developer

Real Estate Agency

Designed and implemented with Visual Studio 2015
Integrated EASYPEP with CRM via custom C# .NET API
Connected Bitfarm Document Management System to SQL Server
Used PHP, Java, JavaScript (D3, AM-Charts) for data processing and visualization
Enhanced audit security and data reduction
Queried ESTOS communication data via TAPI using C# .NET and VBS
Evaluated success and employee performance with comparative visualizations

Industry Experience

See where this freelancer has spent most of their professional time.

Experienced in Information Technology, Real Estate, Manufacturing, Retail, Healthcare, and Energy.

Information Technology

Real Estate

Manufacturing

Retail

Healthcare

Energy

Business Area Experience

See which departments and functions this freelancer has contributed to most.

Experienced in Information Technology, Quality Assurance, Business Intelligence, Product Development, Supply Chain Management, and Operations.

Information Technology

Quality Assurance

Business Intelligence

Product Development

Supply Chain Management

Operations

Skills

Certifications: Mcp, Mcsd
C#, Sql Server (2008r2–2019), Visual Studio (2003–2025), Graphql, .Net Core 7–8, Vb6 & Vb.Net Refactoring, Windows Forms, Cobol, Mvvm, Blazor – Hot Chocolate
Azure Devops, Azure Functions, Azure Apps, Tfs, Git, Entity Framework, Wpf, Rest Apis, Tapi, Oracle, Php, Java, Javascript (D3, Am-Charts)

Languages

German

Native

English

Advanced

Certifications & licenses

MCSD

Statistics

Experience

Total positions 14

Experience in Information Technology 4.5 y

Avg length 9 m

Longest experience 2 y 9 m

Global Experience

Countries worked in 2 (Germany, Switzerland)

Primary country Germany

Expertise

Recent roles Freelance Developer, Freelance Fullstack Developer

Main industries Information Technology, Real Estate, Manufacturing

Main business areas Information Technology, Quality Assurance, Business Intelligence

Qualifications

Certifications earned 2

Profile

Created

February 2026

Need a freelancer? Find your match in seconds.

Try FRATCH GPT

Frequently asked questions

Have questions? Find more information here.

Richard is based in Niedergesteln, Switzerland.

Richard speaks the following languages: German (Native), English (Advanced).

Richard has at least 11 years of experience. During this time, Richard has worked in at least 2 different roles and for 11 different companies. The average length of individual experience is 1 year and 9 months. Note that Richard may not have shared all experience and actually has more experience.

Based on recent experience, Richard would be well-suited for roles such as: Freelance Developer, Freelance Fullstack Developer.

Richard's most recent position is Freelance Developer at Freelance Developer.

In recent years, Richard has worked for Freelance Developer, Nicoli Curtin Schweiz, and Advanced Gameware.

Richard is most experienced in industries like Information Technology, Real Estate, and Manufacturing. Richard also has some experience in Chemical, Retail, and Energy.

Richard is most experienced in business areas like Information Technology, Quality Assurance, and Business Intelligence. Richard also has some experience in Product Development, Operations, and Supply Chain Management.

Richard has recently worked in industries like Information Technology and Retail.

Richard has recently worked in business areas like Information Technology, Quality Assurance, and Product Development.

Richard has 2 certificates. These include: MCP and MCSD.

Richard is immediately available for suitable projects.

Daily Rate Distribution

0 1 2 3 4

<€800 €960-1120 €1120-1280 €1280-1440 €1440+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1400

1050

700

350

Daily rate avg. 1114 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

1400

1050

700

350

Median rate 1200 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.