Lars Petersen
Senior SAP ABAP Consultant at Heliconia Labs
Copenhagen, Capital Region of Denmark
Summary
🤩
Rockstar🎓
Top SchoolLars Petersen is a Senior SAP ABAP Consultant based in Copenhagen with 12 years of hands-on experience building and modernizing SAP solutions across modules like FI, SD, PM, QM and integration technologies. He combines deep ABAP expertise and OO design with practical knowledge of web and scripting stacks (JavaScript, TypeScript, node.js) gained during long engagements at NNIT, INVIXO and now Heliconia Labs. An active open-source contributor, Lars has improved core tooling such as abapGit (implementing ZLIB and serialization) and added ABAP language support to the popular Monaco Editor, reflecting a focus on developer experience and tooling. He is skilled at code hygiene and optimization—evident from cleanup work in abap2xlsx—and comfortable working across backend, integration and frontend touchpoints. Lars holds an MSc in Computer Science from Aarhus University and often brings a systems-level view that bridges legacy SAP landscapes with modern developer workflows.
11 years of coding experience
4 years of employment as a software developer
Master of Science (MSc), Computer Science, Master of Science (MSc), Computer Science at Aarhus Universitet
English, Danish
Github Skills (16)
typescript10
typescripts10
sap10
backend10
abap10
typescript-types10
monaco-editor10
testing10
zlib9
versioning9
code-optimization9
git9
browser8
refactoring8
editors8
Programming languages (20)
Github contributions (5)
abapGit/abapGit
Jun 2014 - Jan 2023
Git client for ABAP
Role in this project:
Back-end Developer
Back-end DeveloperContributions:998 reviews, 2544 commits, 4223 PRs in 8 years 8 months
Contributions summary:Lars contributed to the ABAP Git project by implementing ZLIB to global as part of a stream. The user also improved the ABAP versioning. Furthermore, the user developed and fixed the code related to internal modules to implement the serialization of repository contents. This development work reflects the user's focus on enhancing the core functionality and data serialization within the ABAP Git project.
git-clientsap-guiabapsapabapgit
abap2xlsx/abap2xlsx
May 2017 - Jan 2023
Generate your professional Excel spreadsheet from ABAP
Role in this project:Back-end Developer
Back-end DeveloperContributions:46 reviews, 216 commits, 163 PRs in 5 years 8 months
Contributions summary:Lars primarily focused on code cleanup and optimization tasks within the ABAP2XLSX repository. Their contributions involved removing redundant code elements such as `TRY` blocks without `CATCH`, ineffective method statements, and unused variables. Additionally, they simplified conditional statements, indicating an effort to improve code readability and maintainability within the ABAP environment.
xlsxprofessionalsap-cloud-platformexcelgeneratorexcelreader
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