Biogas

Back end user management

Biogas – Gas Vendor Transaction Portal

Maintained and enhanced a back-end administrative portal for Biogas, enabling gas vendors to securely submit monthly transaction records. Ensured data integrity, improved submission workflows, and provided ongoing platform support to sustain reliable recurring reporting from multiple external vendors.

Key skills: Full Stack development, vendor data portals, transaction workflows, data validation, long-term application maintenance, production support.

Front End

  • JavaScript / Nunjucks

  • UI in English, German and French

Back End

  • JavaScript / NodeJS / Express

Project for

Citrin Informatik