Profileimage by Uwe Heldt Senior C#, .NET, Java, Python, PHP, RPG AS/400 und Blockchain Developer & Consultant from Scharbeutz

Uwe Heldt

available

Last update: 13.01.2024

Senior C#, .NET, Java, Python, PHP, RPG AS/400 und Blockchain Developer & Consultant

Graduation: Informatics
Hourly-/Daily rates: show
Languages: German (Native or Bilingual) | English (Full Professional)

Attachments

CV-Uwe-Heldt-202310-FL-EN_031023.docx
CV-Uwe-Heldt-2023-FL_031023.docx

Skills

Software-Development, IT-Consulting, Design, Product-Management & Development as well as Team- and Development Lead in the areas as follows:
  • Highly available, scalable and secure web-based systems based on current technologies (e.g. Java J2EE, Kotlin, C# / .NET Core, Python, PHP, JavaScript, NodeJS, Angular, etc.).
    • Online-Shops (e.g. Shopware, Magento, Prestashop, Shopify, SAP Hybris)
    • eBusiness, Web-Applications and APIs such as REST, SOAP, etc.
    • Mobile App-Backend Design and Development
    • Multi-Channel eCommerce Applications
    • Web-Portals
    • Marketplace Connections (Amazon, eBay, Rakuten, etc.)
    • CMS & Websites of all sizes
    • Social-Communities
  • Crypto-related topics such as the integration and connection of crypto exchanges or the determination and setup of crypto metrics, trading infrastructures etc.
  • Blockchain consulting and development including the development and operation of smart contracts (Solidity) and their connections to the classical world.
    • ERC-20 (Ethereum)
    • BEP-20 (Binance Smart Chain)
    • ERC-721 / NFT (Ethereum)
    • Web3.js & Ethers.js
  • RPG/ILE AS/400 Development
  • AI-based systems and analysis
  • Scraping and Data-Engineering
  • Setup and operation of cloud-based systems (Azure and AWS)
  • Planning and building Continuous Integration, as well as Continuous Delivery pipelines.
  • Software-Engineering and –Architecture
  • Pre-Sales Consulting
  • Technical Project-Management
    • Agile (Scrum and Kanban)
    • Classical (Waterfall)

Project history

09/2023 - Present
Development and consulting for building a Crypto-Trading API based on C# .NET Core
(Internet and Information Technology, 250-500 employees)


06/2022 - Present
CTO and Lead Developer for a risk management and market data platform in the crypto space (Python, C#, .NET Core)
(Internet and Information Technology, 10-50 employees)


07/2019 - 03/2023
CTO, Product-Owner & Lead Developer im Umfeld Java J2EE, Spring, Python, Smart Contracts (Solidity)
Bloxxter GmbH / quirion Sachwerte GmbH (Internet and Information Technology, 10-50 employees)


03/2020 - 11/2022
Further development of a tool for online store statistics and calculations, based on Python (Django)
(Internet and Information Technology, < 10 employees)


02/2017 - 12/2021
Backend development based on PHP and Python, as well as Websocket frameworks in the NodeJS environment
(Internet and Information Technology, < 10 employees)


02/2020 - 10/2021
RPG AS/400 development for a German logistic company extending and maintaining their ERP system (SoftM)
(Internet and Information Technology, 250-500 employees)


Local Availability

Only available in Scharbeutz and 100 km around
Profileimage by Uwe Heldt Senior C#, .NET, Java, Python, PHP, RPG AS/400 und Blockchain Developer & Consultant from Scharbeutz Senior C#, .NET, Java, Python, PHP, RPG AS/400 und Blockchain Developer & Consultant
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