RESUME
Download PDFWerner Bisschoff
Software Engineer
Education
B.Eng. Computer and Electronic Engineering
North-West University, Potchefstroom
2020
Experience
Full-Stack Software Engineer
FARO Africa
- → Extended ERPNext using Python/JavaScript to improve workflows, pricing logic, and operational reporting
- → Built mobile features in Expo, including NFC (ISO 14443-4 APDUs) for e-paper price tags and card operations
- → Migrated internal Retool workflows to Expo
- → Developed and maintained C# APIs supporting internal systems
- → Provisioned AWS infra with Pulumi and deployed services including Inngest and PayloadCMS
- → Introduced LLM-assisted development workflows for debugging and code review
Embedded Software Engineer
Ingenics Digital GmbH (through ViVa Outsourcing)
- → Designed event-driven finite state machine for I2C-based embedded system using C++ and FreeRTOS
- → Developed ESP32 applications using C/C++ and ESP-IDF
- → Integrated configurable low-energy BLE stack for device communication
- → Built Python-based tooling for serial/BLE communication, including client-facing test executables
- → Created Python hardware mocks for rapid iteration and early-stage testing
Software Developer
UMAN Technologies
- → Created and maintained Docker containers for development and CI/CD testing
- → Implemented and tested new services using RPC based on SOME/IP protocol
- → Implemented IPC/RPC in existing C++ programs and Python scripts using Cap'n Proto
- → Analyzed TCP/UDP traffic with Wireshark
- → Led small team using AGILE development practices, including onboarding and mentoring
Technical Skills
Systems Architecture
Event-Driven FSMs RPC/IPC (Cap'n Proto, SOME/IP) State Machines Node Trees
Testing & Quality
Unit Testing (Pytest) Hardware Mocks Test Executables Code Coverage Analysis
Development Infrastructure
Docker CI/CD AWS (Pulumi, Inngest, PayloadCMS) Linux WSL2
Workflow Automation
ERPNext Python Tooling LLM-Assisted Development Retool → Expo Migration
Languages
C/C++ Python JavaScript/TypeScript SQL
Embedded Systems
ESP32/ESP-IDF FreeRTOS NimBLE QP RTOS TinyFrame Protocol
Web Development
ReactJS AstroJS Django REST API TailwindCSS