I'm Alex, a QA Engineer with expertise in Python/Java, passionate about testing cutting-edge technologies, including Web3 projects and decentralized applications.
- 🔭 Currently working on: Ensuring quality for Web3 applications and EVM-compatible blockchain ecosystems.
- 🌱 Learning: Advanced test automation, performance testing, and smart contract auditing.
- 💬 Ask me about: Testing methodologies, performance/load testing, blockchain technology, and Web3 development.
- 📫 How to reach me: a.a.samsonow@gmail.com
- Python – Test automation and scripting
- JavaScript/TypeScript – Writing e2e tests with Cypress and Selenium
- SQL – Database testing and querying with PostgreSQL
- Postman – API testing and automation
- Swagger / ApiDoc – API documentation and exploratory testing
- Charles – Network debugging and interception
- YouTrack – Bug tracking and task management
- cURL – Command-line API testing
- ELK Stack – Log analysis and debugging
- Apache JMeter – Performance testing, scenario scripting, and reporting
- Gatling – Load testing using Scala/Java DSL
- Grafana, Prometheus, Graphite – Real-time performance monitoring and visualization
- Custom Java tools – Simulation of external systems for realistic testing
- Understanding of performance profiling, load generation, and bottleneck analysis
- Experience based on internal performance testing standards of major banking systems (e.g. VTB stack)
- Chains – Ethereum, Polygon, BSC, zkSync, Arbitrum, and other EVM-compatible networks
- Projects – Experience testing dApps such as MetaMask, LayerZero, zkRollups, and more
- Nodes – Setup and testing for Aleo, IronFish, Humanode, and others
- Android Virtual Device (AVD) – Testing and debugging Android applications
- Firebase – Integration for mobile testing and performance tracking
- Docker – Containerized testing environments
- Git/GitHub – Version control and collaboration
- Fintech_Analytics_Testing: Testing widget calculation formulas for investment analytics in an investor's portfolio.
- Web3 AirDrop checker: An automated ZkSyncpepe airdrop checker.
- Web3 QA Framework: An automated testing framework tailored for dApps.