Jiri S.
ISTQB® Certified Tester Advanced Level - Test Manager
Experience
Apr 2025 - Sep 2024
-1 years -6 monthsConsultant & Developer
Deutsche Bahn
- Implementation of Fortinet functionality in the Gateway Service (FortiOS, AssetManager, FortiCloud), REST API
- Network: SDWAN, VDOM, Firewall, IPSec tunnels, VPN, SNMP
- Redesigning and refactoring legacy code
- Python programming, pytest
- Django, Celery workers & beats, Pydantic, OpenAPI, Swagger
- DevOps, pipeship, gitlab
May 2024 - Mar 2025
11 monthsConsultant & Quality Assurance
50 Hertz Transmission
- Testing concept & architecture in a private cloud
- Focus on: REST API, FastAPI, InfoBlox, Cloudify, Ansible playbooks, Terraform, Kubernetes setup and configurations
- Python, pytest
- DevOps, Kubernetes
Sep 2023 - Dec 2024
1 year 4 monthsQuality Assurance Lead
Allianz AG
- Testing concept & architecture in AWS and Azure
- Kubernetes administration, V-Clusters
- Upbound Crossplane
- Test case implementation in Kyverno Chainsaw
- Python programming, CI/CD, GitHub Actions and workflows
Mar 2023 - Jun 2024
1 year 4 monthsCloud architecture and software development
Bayer AG
- Creating concepts and implementations in AWS
- Python 3.12 & boto3
- Serverless cloud solutions with AWS (Auth & Security, IAM, Cognito – OAuth2.0 + flows, API Gateway, Lambda, S3, DynamoDB, SNS, SQS, Step Functions, CloudWatch, SAM)
- Cloud solutions with AWS (EC2, Docker, ECS, ECR)
- Kubernetes, Terraform & CDK
- CI/CD, GitLab & GitHub, workflows, triggers
- GitHub Pages
- Incident Manager Service
- Central Auth Management Service
Nov 2022 - May 2023
7 monthsHead of development
SOKA-BAU
- Python concept and implementation
- ODBC abstraction: DB2 & pyodbc
- Data modeling with SQLAlchemy
- POC creation, MVP follow-up
- Robot Framework
Aug 2022 - Jan 2023
6 monthsDevelopment and Test Lead
Rohde & Schwarz GmbH & Co. KG
- Ensuring that customer expectations are met
- Coordinating tasks and delegating to the internal team
- Onboarding a new team member
- Python programming according to 3GPP specification
- Matlab – L1 calculation models
- Automated regression system
Jul 2020 - Jul 2022
2 years 1 monthDevelopment Lead
GKK
- Developing concepts and defining the architecture
- Managing a team of 20 software resources
- Implementing business and core logic with Python 3.9 & boto3
- Serverless cloud solutions with AWS (Auth & Security, IAM, Cognito – OAuth2.0 + flows, API Gateway, Lambda, S3, DynamoDB, SNS, SQS, CloudWatch, SAM)
- Cloud solutions with AWS – regression system (EC2, Docker, ECS, ECR)
- Big data analysis with AWS Glue, Amazon Redshift (column-based storage)
- Apache Parquet, PyArrow, pandas
- DevOps – CDK, Terragrunt, Terraform
- Build system, pipelines, Confluence, JIRA, Bitbucket
- Team coordination
- E-commerce product lake
Feb 2020 - Jun 2020
5 monthsArchitect, Developer
Eurodok GmbH
- Python 3.8
- PostgreSQL
- Django full stack (DB models, backend, REST API, frontend – Bootstrap)
- React, Node.js
- Microsoft Azure, Docker
- Build system, pipelines
- Application manuals
Aug 2019 - Jan 2020
6 monthsPOC, Development
SAP A.G.
- Python 3.6, websockets, asyncio
- Django Backend
- Django REST API
- Docker
- MISP, Splunk, Demisto, FireEye, VirusTotal, MTS
- Centralized Thread Information Service
Feb 2019 - Jul 2019
6 monthsProject management / development
Triagnosys / Zodiac Aerospace
- Developing a regression system
- Integration into departments / presentations / coaching
- Django framework – full stack
- Python
- MySQL
- REST API
Feb 2019 - Jul 2019
6 monthsTest Management, Development
Triagnosys / Zodiac Aerospace
- Google Test / C++
- Embedded Python in C/C++
- Bash Scripting
- Coordination with the development team
- Specification-based testing, ARINC 429, ARINC 717
Jul 2015 - Jan 2020
4 years 7 monthsQuality Manager/Test Management
Noriba GmbH
- 10 hours/week workload
- Test concept creation
- Creation of test processes
- Coordination of test case development: stress tests, functional tests, performance tests, high-data-rate tests, integration tests, etc.
- HW Testing: FPGA, RF
- Test automation and regression tests
- Ensuring 24/7 operation of the test system
- Analysis & reporting
- Regular coordination of the test team, meetings with other stakeholders
- Communication and coordination with stakeholders and project managers
Apr 2010 - Jun 2015
5 years 3 monthsProject Manager/Architect/Developer
Noriba GmbH
- CI with Jenkins, Docker
- 24/7 regression system with fallback recovery
- GUI for semi-automated tests
- Python-based environment supporting SOAP, RPC, VISA, MySQL
- Automation of C++ test cases
- Test case development: stress tests, functional tests, performance tests, high-data-rate tests, integration tests, etc.
- Dual platform: Linux/Windows
- Measurement devices (signal generators, analyzers), UE prototypes
Mar 2010 - May 2024
14 years 3 monthsManaging Director/Shareholder
Noriba GmbH
- Noriba focuses on software design, implementation, integration, and testing
Jul 2007 - Feb 2010
2 years 8 monthsDeveloper/Test Engineer
Rohde & Schwarz GmbH & Co. KG
- Developing various types of remote control tests (C++, Python, Perl)
- Verifications and validations according to 3GPP (R8, R99, R5, R6, R7) specifications
- Development of small-scale tools for remote control
- Baseband and RF signal generator, signal analyzer
- Regression tests
- C++ programming in statement-driven test system, real-time analysis
- Python scripts
- MATLAB – L1 calculation models
- 3GPP measurement devices, internal tools
Oct 2005 - Jun 2007
1 year 9 monthsArchitecture/Developer/Test Engineer
Rohde & Schwarz GmbH & Co. KG
- OOA, OOD
- Complete project in Python
- GUI framework (wxPython)
- SOAP communication: client-server (ZSI, SUDS)
- GPIB/TCPIP communication (pyvisa)
- Execution of scripts (embedded Python interpreter; threading)
- Database with test results (wxPython, MySQL)
- Remote control application (XMLRPC, Pyro)
Summary
- DevOps & AWS Cloud Architect
- software development in Python
- consulting in business process optimization and automation
- strong technical and organizational affinity
- high initiative and ability to get things done
Languages
Czech
NativeGerman
AdvancedEnglish
AdvancedEducation
Oct 2003 - Jun 2004
University of Applied Sciences Pforzheim
Pforzheim, Germany
Oct 1999 - Jun 2005
Technical University Of Brno
Dipl.- Ing. · Electro Technology and Informatics, Communications Engineering · Brno, Czech Republic
Certifications & licenses
AWS Certified Solutions Architect - Professional
AWS Certified Solutions Architect - Associate
ISTQB Advanced Level - Test Manager Certificate
ISTQB Foundation Level Certificate
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