Markus J
Senior Technical Consultant at NTT DATA DACH
Greater Munich Metropolitan Area Germany
Summary
👤
Senior🎓
Top SchoolMarkus J is a Senior Technical Consultant with nine years of hands-on software engineering experience, currently leading development of the Dabelia product at NTT DATA DACH. He combines backend and full‑stack expertise—having modernized core parts of the well-known Compiler Explorer project by converting key JavaScript modules to TypeScript—with practical CRM and DevOps experience accumulated through rising roles at NTT DATA. Markus contributes to open source part‑time, focusing on code quality and cross‑language algorithm implementations (Java/C++) for data structures and graph algorithms. Known on GitHub for a playful persona, he pairs that curiosity with disciplined engineering and a strong academic foundation in computer science from Rosenheim.
9 years of coding experience
Bachelor's degree, Computer Science, 1,8, Bachelor's degree, Computer Science, 1,8 at Rosenheim Technical University of Applied Sciences
Github Skills (17)
algorithms10
graph-algorithms10
javascript10
typescript10
data-structure10
java10
javas10
typescript-types10
data-structures10
typescripts10
c-language9
cprogramming-language9
refactoring9
web-development9
assembly7
Programming languages (9)
Github contributions (5)
compiler-explorer/compiler-explorer
Oct 2021 - Oct 2022
Run compilers interactively from your web browser and interact with the assembly
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:9 reviews, 16 commits, 11 PRs in 1 year
Contributions summary:Markus primarily contributed to converting JavaScript files to TypeScript, demonstrating a focus on modernizing the codebase. They refactored existing JavaScript components like `colour.js`, `ansi-to-html.js`, `codelens-handler.js`, `simplecook.js`, and `components.js` to TypeScript. Additionally, the user worked on the `device-view.js` and `conformance-view.js` and `compiler.js` to TypeScript indicating involvement across multiple features within the application.
compilerscppbrowserrusthaskell
div-bargali/Data-Structures-and-Algorithms
Oct 2020 - Oct 2020
Data Structures and Algorithms implemented In Python, C, C++, Java or any other languages. Aimed to help strengthen the concepts of DSA. Give a Star 🌟 if it helps you.
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 commits, 4 PRs, 4 comments in 1 day
Contributions summary:Markus contributed algorithms and data structures implementations in Java and C++. They implemented the Bellman-Ford, Ford-Fulkerson, and Breadth-First Search algorithms in Java. The user also added comments to existing Java code to improve readability. The user's contributions focused on graph algorithms within the context of a data structures and algorithms repository.
pythoncomputer-sciencealgorithms-implementedhaskellalgorithms-and-data-structures
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