Erdi Dogruel

Die Permtech GmbH ist ein IT-Dienstleister mit Fokus auf Blockchain- und Cloud-Technologie. Das Portfolio reicht von der Beratung bis zur Entwicklung. Unser Ziel ist es, einer der führenden und renommiertesten Cloud & Blockchain IT-Dienstleister in Deutschland zu sein - und durch innovative Lösungen neue Potenziale für unsere Kunden zu schaffen. Website: www.permtech.de

Freelancer in Blockchain. I am offering various services in the field of consulting and software development for permissioned and permissionless Blockchain solutions. Through my expertise in various frameworks, I can support the implementation starting from PoC to production environments. You can contact me here or by e-mail: erdi.dogruel@gmail.com

Development of a productive environment in Hyperledger Fabric. With the experience gained so far, the application could be pushed to a new level. Also started as a Blockchain Architect for extending and maintaining the predeveloped solution. Key objectives: • Chaincode development in Typescript together with GDPR compliant components • Architect in a productive Hyperledger Fabric solution • Middleware development on Springboot with java 11

Deepening previous existing skills in Hyperledger Fabric. Developer for advanced customer projects in the blockchain environment with deployment on leading cloud environments. Key objectives: • Chaincode development in Go, Typescript, and Javascript • Network setup and deployment with Kubernetes on IBM Cloud and Microsoft Azure • Middleware development on Typescript server with the Fabric SDK

As a developer, I have developed various internal and customer proof-of-concept projects. The focus of the technology was the implementation of Hyperledger Fabric in a local environment hosted by the client. Key objectives: • Chaincode development in Go, Typescript, and Javascript • Tailored network setup and modification with docker • Middleware development in a NodeJs server with the Fabric SDK

As a consultant, I accompanied companies through my already existing Blockchain expertise in the conception and definition of their requirements. In addition, I analyzed various use cases with the Blockchain Value Design methodology developed by IBM. Key objectives: • Applied Blockchain Value Design to several use cases and companies • Setting up and leading Design Thinking workshop for gathering requirements • Strategic alignment of blockchain technology within the client

A data science project to obtain new information on the efficiency of various airlines within the USA. This project resulted in various take-off and landing optimizations. Key objectives: • Discovering delay patterns in large airline data sets • Building a prediction model and a prototype to reducing future delay • In cooperation with the University

Because of my performance in this subject, I was actively selected as a tutor for a group of students who chose to take this subject. Key objectives: • One-on-one interviews with students • Preparation of students for lecture content and exam tasks • Provide consulting hours for problem discussions

Because of my performance in this subject, I was actively selected as a tutor for a group of students who chose to take this subject. Key objectives: • Managed 2 groups of students with 30 participants in each group • Provide and evaluate exercises from students, • Creation of exercises and preparation of students for lecture content

An internship with the aim to analyze the IT systems of corporations regarding their vulnerabilities, invalid transactions, and other technical gaps. Key objectives: • Testing and documentation of IT-Systems from mandates • Participate and lead expert interviews to understand their systems • Support internal processes with IT-Solutions in VBA, SQL Automation, Reverse Engineering, etc.

A project within the framework of an IT internship. The goal of this project was to develop an innovative application that takes over the portfolio management of a user and makes recommendations based on his risk class. Key objectives: • Application design (Storytelling, Storyboarding, Sketch) • Market analysis of strengths and competitors (SWOT) • Backend development of key functionalities in Javascript, JQuery, etc.