Projects

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PKG Index | Open Source Package Discovery & Analytics

In Development

Search high-value dependencies and packages. Search and compare high-quality packages, libraries, tools, and frameworks. Spot trends, find the right tool, pick the winner.

Learnings and Experiences

Concurrency production-ready in Go
Making sense of massive amounts of public open source data
Data visualizations with D3

Used Technologies and Methods

Go ReactJS Google BigQuery MySQL GraphQL Google Firebase Google Cloud Vercel Linux Server SSH GitHub Git Postman SVG HTML CSS Tailwind CSS Styled Components JavaScript TypeScript D3.js SVG Stripe Payments

GameDiscoverCo | Video Game Discovery & Analytics

Finished

Website

Simon Carless regularly discusses game discovery and provides insights about how people find & buy video games. His GameDiscoverCo newsletters is widely read among game industry professionals. With a plus subscription to his newsletter, you also gain access to his Steam hype chart database. I continue development on this vast knowledge base by adding features and creating visualizations.

Learnings and Experiences

Inheriting a legacy codebase and successfully adding features without causing regression errors
Web Scraping with Python and JavaScript
Data visualizations with D3

Used Technologies and Methods

Node.js Go ReactJS GatsbyJS HTML CSS JavaScript PHP Bootstrap Discord MySQL GraphQL Microsoft Excel SSH Linux Server Git Postman SVG D3.js

IServ Academy | Shape the education of the future

Finished

Website

IServ school servers provide the infrastructure for shaping the digital education of the future. The IServ Academy website, developed with me in a team of professionals, teaches how to navigate IServ.

Learnings and Experiences

Deep knowledge about Grav CMS, including reusable pages via Twig templates
Design of the web interface in a professional team
Design of the editorial interface in the backend and its adaptation to the requirements of the editors

Used Technologies and Methods

Grav CMS Bootstrap PHP Twig HTML CSS JavaScript SVG Git SSH

Oberion v3 | Website Builder for Game Developers

In Development

Website

GitHub

Oberion creates a production-ready gaming website within five minutes based on the content already available on the Steam Store. The goal is to help developers focus on what they do best: creating a great game.

Learnings and Experiences

Pivot of a previous business model with reuse of already programmed components in a new context
Automatic creation of static sites with dynamic content with GatsbyJS
Intensive use of RESTful services in Node.js and Express.js
Utilization of the best parts of GitHub: storing and sharing code, intensive use of the GitHub REST API, building websites with GitHub Actions, hosting websites with GitHub Pages, handling GitHub events with Probot

Used Technologies and Methods

ReactJS GatsbyJS HTML CSS JavaScript Node.js Material UI Styled Components Express.js JestJS Netlify Git GitHub REST API GitHub Actions Probot Webhooks GraphQL Postman Google Cloud Google Firebase

Chainmonsters | Indie Game Website & Store

Finished

Website

Chainmonsters by B-Side Games is massive multiplayer monster catching RPG. I created a website with a straightforward and effective store for their successful Kickstarter campaign: 1100% funded with $110,000.

Learnings and Experiences

Indie game showcase: trailer, features, GIFs, screenshots, presskit
Web store integration with Stripe and Coinbase

Used Technologies and Methods

ReactJS GatsbyJS HTML CSS JavaScript Material UI Styled Components Git Jamstack GraphQL Blockchain Stripe Payments

Oberion v2 | Trip Advisor for Video Games

Finished

Website

Oberion emerged from my master thesis, which enabled me to participate in the EXIST Start-up Grant from the German Federal Ministry of Economics. After several iterations of the business model, a cross-platform database for video games emerged similar to IMDB or Goodreads. The goal was to bring attention to overlooked games of small independent developers in the sense of a Trip Advisor for video games.

Learnings and Experiences

Intensive programming with modern web technologies
Connection of the frontend with microservices and cloud technologies according to the principles of the Jamstack
Project management according to Scrum methodology as a product owner
Entrepreneurship and startup experience
Pitching and presenting in the Borek.Digital-Accelerator
Promotion by Telekom TechBoost and Google Cloud for Startups

Used Technologies and Methods

ReactJS GatsbyJS HTML CSS SASS / SCSS JavaScript Node.js Scrum Material UI Styled Components Storybook D3.js JSON SVG Express.js MochaJS Jamstack Netlify Git Bitbucket Webhooks Discord SQL PostgreSQL GraphQL Linux Server SSH REST API JWT Authentication Postman Windows Powershell Telekom Open Cloud Google Cloud Google Firebase

Oberion v1 | Concept Website for GAMESCOM 2018

Finished

Website

Following the recommendations of Eric Ries' lean startup model, the assumptions of the business model were validated during GAMESCOM 2018. In discussions with players, game developers and publishers were pitched the idea and asked for their opinion. The findings of this survey are reflected in Oberion v2.

Learnings and Experiences

Creation of a professional pitch deck
Pitching and presenting on a busy trade fair
Creation of a presentation web page with classic Vanilla HTML, CSS and JavaScript

Used Technologies and Methods

HTML CSS JavaScript Node.js Linux Server Microsoft Powerpoint

TUSC | Data Analytics from the Steam Store

Finished

TUSC started as a personal project with the goal of enabling data science in the field of video games. At first, it was only about collecting data. In my master thesis, I expanded the project to build a machine learning model for the analysis of reviews, which extracts product describing features and their ratings.

Learnings and Experiences

Intensive Java programming with Java Spring, Hibernate and MySQL
Conscious use of software design patterns: Abstract Factory, MVC, Observer, Singleton, Strategy, Template Method
Familiarization with advanced programming concepts such as multi-threading and tuned throttling in conjunction with RESTful APIs
Use of IBM Watson to perform sentiment analysis based on Steam reviews

Used Technologies and Methods

Java Java Spring JUnit Hibernate ORM Selenium Raspberry Pi SQL MySQL Git REST API IBM Watson

VERA | Project Optimization for Volkswagen Financial Services

Finished

VERA supports project management in planning the resources for further development of the company's own CRM systems. VERA allows resources to be optimised by "pressing a button", thereby relieving the workload for the team. After completing the project, I participated in regression tests of the SAP CRM systems.

Learnings and Experiences

Draft, design and implementation of the presentation, logic and data management layer based on a business concept or specification
Intensive VBA programming and development of expert knowledge about Microsoft Office
Vastly improved skills in formulating complicated SQL queries
Formulation and structured execution of regression tests

Used Technologies and Methods

Visual Basics for Applications SQL Microsoft Access Microsoft Project Microsoft Excel Microsoft Word Microsoft Powerpoint SAP CRM

Internship 'Integrity Constraints' with Geographic Data

Finished

Based on data of the Braunschweig city center from Open Street Maps, an implementation of relational integrity constraints was realized using assertions in Java and triggers from PostgreSQL. The goal was to prevent geographical errors (e.g. houses are not located on streets) using these conditions.

Learnings and Experiences

Understanding of PostgreSQL geographic functions and data types
Generation of comprehensible error messages when constraints were violated
Visualization of violations using SVGs and correct geographic features on a map

Used Technologies and Methods

Java Git SQL PostgreSQL SVG

Internship in the Moscow Aviation Institute

Finished

At the Department of Business Engineering of the Moscow Aviation Institute, I programmed an application and database for managing resources, their leasing contracts, and payment flows.

Learnings and Experiences

My first software project that I carried out myself from start to finish
Communication with the staff of the institute in English and Russian
Autodidactic learning of VBA to realize the project

Used Technologies and Methods

Visual Basics for Applications SQL Microsoft Access Microsoft Excel Microsoft Powerpoint