Jozef (Dipl. ing.) Darida
Developer, Tester, Architect
Experience
Developer, Tester, Architect
PulserBot
- Developed an open-source platform for creating personalized, multi-theme, and multi-language content bots.
Developer, Tester, Architect
SourceLens
- Designed an LLM-based system for structured analysis of source code and web content.
- Defined expected agent behavior, evaluated outputs for correctness and completeness, and reduced hallucinations using AST-based validation.
QA Engineer – Test Automation & Dev Integration (Freelancer)
NXP Semiconductors
- Implemented test automation and validation scenarios for automotive radar firmware using Java.
QA Engineer – Test Automation & Dev Integration (Freelancer)
Infineon Technologies AG
- Designed structured test scenarios for embedded firmware.
- Defined expected behavior.
- Automated evaluation pipelines using Python, Jenkins, pytest.
QA Engineer – Test Automation & Dev Integration (Freelancer)
Apple / Intel Mobile GmbH
- Tested and evaluated Intel mobile modems (LTE, NB-IoT, LTE Cat M1) in live networks and simulator environments.
- Designed structured test scenarios, reviewed system behavior, and validated results across global test labs.
QA Engineer – Test Automation & Dev Integration (Freelancer)
Nokia / Nokia Siemens Networks
- Tested and validated LTE, LTE Advanced, UMTS, and WCDMA base station components (L1 PHY, L2 MAC/U-plane).
- Designed and documented test cases, analyzed failures, and validated protocol behavior using C++.
Software Engineer – Software Design
Nokia / Alcatel
- Designed and implemented core network software modules (SGSN), including RANAP, Charging, and Observation modules.
- Developed GSM test frameworks using C++.
Developer, Tester, Architect
PythonLens
- Transforms complex software projects into an interactive, local database, allowing developers to instantly visualize dependencies.
- Predicts the impact of changes and proactively improves code quality.
Summary
Senior software test engineer and architect with 20+ years of experience in systematic test design, behavioral validation, and automation across embedded, telecom, and safety-critical systems. In recent years, focused on LLM-based systems, including designing structured evaluation scenarios, defining golden paths, reviewing agent outputs, and identifying failure modes such as hallucinations and incorrect reasoning.
Skills
Python
Llm Evaluation
Ai Agents
Test Automation
Llm & Ai Agent Evaluation
Test Scenario Design (Golden Path, Edge Cases, Failure Modes)
Behavioral Scoring & Output Review
Prompt Engineering & Robustness Testing
Python Test Automation (Pytest, Custom Frameworks)
Static Code Analysis (Ast)
Ci/cd (Jenkins, Github Actions)
Technical Documentation & Knowledge Transfer
Python
Java
C
C++
Pytest
Jenkins
Git
Jira
Duckdb
Llm Apis
Languages
Education
Technical University
Dipl. Ing. (Master’s Degree) · Electrical / Software Engineering
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