René Wick
Developer
Experience
Developer
As part of an in-house development, a server-side Node.js application was created to automatically detect and analyze new freelance project offers.
The application runs on a dedicated Linux server (cPanel) and checks multiple platforms like XING, Freelancermap, Freelance.de and LinkedIn daily for new projects.
It uses cookie-based authentication, performs HTML scraping and stores the data in a SQLite database.
Optionally, it sends email notifications for relevant matches.
Technical challenges: session handling without Puppeteer, HTML data extraction with Cheerio, processing non-standard data sources, filtering, deduplication and categorization of results.
Developer, Consultant
Further development of an application for creating quotes for customers in the medical technology sector.
Frontend with Angular 14/19 and TypeScript, backend with .NET Core 8.0 and C#, Power Automate/Power Apps flows.
Responsible for Word document generation using Open XML, PDF conversion, the complete approval process, adjusting the flows and creating the quote in Dynamics CRM.
Additional tasks: upgrading Angular to version 19, implementing multilingual support, mobile optimizations (responsive design), code stabilization, refactoring and performance optimization.
Developer, Consultant
Migrated the frontend of an e-health and telematics infrastructure application to the latest Angular version.
Rebuilt from version 7 to 16 using Angular Material 16, TypeScript and Tailwind CSS.
Removed NgRx state management and custom components, integrated a custom UI framework for reusability.
Tasks: developing UI components, extending and customizing the UI framework, migrating legacy pages and functionalities, adjusting the backend, improving performance and coaching developers.
Developer, Consultant
Further development of an e-health and telematics infrastructure application.
Client with Angular 7 and TypeScript, server with ASP.NET and C# including SQL database.
Responsible for stability and performance, bug fixing and development of new features.
Developer, Consultant
Developed an application for quote creation in the medical technology sector.
Interface for data entry including approval process, integration with Power CRM, SAP, SQL and SharePoint, generation of quotes in Word and PDF.
Frontend with Angular 13 and TypeScript, backend with .NET Core 6.0 and C#.
Responsible for UI implementation, data management and Word document generation using Open XML.
Other requirements: code stabilization, refactoring and performance optimization.
Developer, Consultant
Further development of a booking system for demo events in the lab.
Client with AngularJS and TypeScript, server with ASP.NET MVC and C#.
Responsible for connecting mobile labs and UK lab, preparing the application for migration to Angular 13.
Developer, Consultant, IT Architect
Development of a smart emergency bus service with incident management, company and vehicle maintenance, and vehicle ordering system.
Client side with Nx.dev, Angular 11 and TypeScript.
Tasks as lead developer: setting up the UI architecture, developing UI components, coaching developers, code stabilization and refactoring.
Developer, Consultant
Migration from Project Server 2010 to Project Online.
Use of VBA, C# and SharePoint CSOM.
Tasks: developing scripts, executing the migration and quality assurance.
Developer, Consultant
Development of a SAPUI5/Fiori-based system for document exchange in the industry.
Subproject for exchanging documents/data between client and suppliers with three web applications.
UI development, coaching and consulting, responsible for code quality through reviews and refactoring.
Developer, Consultant
Further development of a booking system for demo events in the lab.
Client with AngularJS 1.6 and TypeScript, server with ASP.NET MVC and C#.
Tasks: developing new features, connecting new target user groups, UI adjustments, Azure integration, interface adjustments, code stabilization, refactoring and performance optimization.
Developer, Consultant
Further development of an SAPUI5/Fiori-based customer portal for an existing SAP ERP/CRM system.
Providing SAP transactions in the browser (responsive), ordering services with status tracking, document exchange, and dashboard visualization.
UI development, coaching of internal developers, consulting and development of a complex custom control.
Summary
As a Senior Full-Stack Developer focusing on TypeScript, Angular and C#, I build high-performance, scalable applications for modern web and enterprise solutions. In addition to new development, I optimize existing systems for long-term maintainability and flexibility.
I provide advice on software architecture, technology choices and best practices to shape projects strategically. My focus is on modular, sustainable and tailored solutions for complex challenges.
With analytical thinking and a quick learning ability, I adapt to new technologies rapidly. I value a structured, solution-focused work style and clear, transparent communication to achieve cost-effective results.
Skills
Technical Focus**
Frontend: Javascript, Typescript, Angular, Rxjs, Bootstrap, Tailwind
Backend: C#, Asp.net, .Net Core, Entity Framework
Cloud & Devops: Azure Devops, Ci/cd
Roles**
Software Developer
It Architect
Consultant
Detailed Skills**
Agile Methods: Scrum, Xp, Ci/cd
Architectural Patterns: Client-server, Mvc, Mvvm, Microservices, Serverless Architecture
Frontend: Angularjs, Angular, Angular Material, Rxjs, Bootstrap, Tailwind, Sapui5/fiori, Jquery, Electron, Ionic, Nx.dev, Html, Css, Svg, Less, Sass, Xml, Progressive Web App (Pwa), Markdown
Backend: .Net, .Net Core, Asp.net (Mvc, Razor), Entity Framework, Node.js
Cloud & Devops: Azure (Services, Devops, Logic Apps), Aws
Data & Apis: Rest, Sql Server, Odata
Authentication & Security: Msal (Azure Ad), Oauth
Testing: Cypress, Jest, Mstest, Mocha, Chai
Microsoft & Business Solutions: Sharepoint, Power Crm, Power Automate/power Apps, Open Xml
Development Tools: Visual Studio, Vs Code, Rider, Webstorm
Version Control: Git, Github, Bitbucket
Project Management & Communication: Jira, Confluence
Api Testing & Debugging: Postman, Browser Devtools
Ai-assisted Development: Chatgpt, Github Copilot
Additional Skills**
Python, Docker, Kubernetes, Rabbitmq, Nedb (Mongodb), Postgresql, Mysql, Wordpress, Joomla, Php, Electron, Highcharts, Docxtemplater, D3.js, Ag-grid, Fullcalendar, Chart.js, Sheetjs, Exceljs, Blazor, Java, Spring
Languages
Education
Munich University of Applied Sciences
Diploma · Business Informatics · Munich, Germany
LBB
Bank Clerk (IHK) · Bank Clerk · Berlin, Germany
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