Hello,
I'm Maciej
Quality Assurance & DevOps Specialist
Proven in building Python based test frameworks for backend and frontend. Skilled in CI/CD pipeline management, infrastructure automation (Terraform, Ansible), and cloud optimization. Experienced in cost-saving measures, monitoring (Grafana, Prometheus), and containerization/orchestration (Docker, Kubernetes) environments. Blends QA and DevOps practices to enhance reliability, performance, and efficiency in organizations.
Recipe generating web and mobile application
Application generating recipes with images based on user filters through API calls to OpenAI
Weaviate - Vector database testing framework
Developed a testing framework for Weaviate, using Kubernetes, Python, Grafana and Prometheus covering functional and non-functional testing with benchmark optimization examples
AWS IaC setup project
AWS DevOps stack that provisions a VPC with two private EC2 instances via Terraform—one running K3s, Prometheus and Grafana for monitoring, the other (optional) running PostgreSQL—then configures everything with Ansible over AWS SSM, enabling secure, cross-instance metric scraping and automated secrets management.
API application with Testing Framework
RESTful API for managing book collections with CRUD operations, built with FastAPI. Includes functional testing framework, API key authentication, rate limiting, data validation with Pydantic, and auto-generated Swagger documentation. Includes 40+ test scenarios covering basic operations, error handling, and advanced features.
PostgreSQL test automation framework
Framework capable of deploying PostgreSQL instance and running tests against it.
UI custom testing libraries
Created custom Selenium libraries written in Python, JS and C#