Blog¶

Welcome to my blog! Here you'll find articles about DevOps, AWS, cloud architecture, and more.

Recent Posts¶

EMM A2A Phase 2+: TaskStore and tasks/status ¶

March 21, 2026 - A2A task lifecycle: submit → taskId → poll status. InMemoryTaskStore, 1h TTL. Diagrams.

Production Technology Risks: Planning for When Dependencies Fail ¶

March 14, 2026 - PostgreSQL, MinIO, lakeFS: when choosing production technologies, think beyond features — what happens in 5 years?

EMM A2A Phase 2: Task Manager (list_board)¶

March 14, 2026 - Second skill — list_board. Routing by skillId, interaction diagrams, what changed.

EMM A2A Phase 1: Process Manager as A2A Server ¶

March 7, 2026 - Process Manager is the first agent with an A2A interface. Protocol theory, interaction diagrams, what's implemented.

How I Became an AWS Community Builder ¶

March 5, 2026 - A few years ago it was regular DevOps — deploys, scripts. Then I started thinking in clusters instead of servers. Here's how that led to AWS Community Builders.

Developing and Testing AI Agents: From LangGraph to Production ¶

February 12, 2026 - How to write, test, and debug LangGraph agents? Which patterns work for StateGraph? Why are pytest fixtures critical? Development workflow from first code to production deployment.

Data Versioning for AI Agents: Real-World Experience with lakeFS ¶

February 8, 2026 - When AI agents start moving your files around, version control stops being theoretical. Here's how integrating lakeFS changed my approach to data management in a LangGraph-based agent platform.

Kubernetes Deployment for AI Agents: Real-World Experience with LangGraph ¶

February 3, 2026 - When AI agents move from local Docker Compose to Kubernetes, questions emerge about service discovery, caching, secrets management. How I deployed 7 microservices with minimal downtime.

Building MCP server for self-hosted Jira and Confluence.¶

November 19, 2025 - Building MCP server for self-hosted Jira and Confluence.

Izabella. Create agentic tools. Convertor from pdf to fb2 format.¶

October 30, 2025 - Izabella. Create agentic tools. Convertor from pdf to fb2 format.

Building a multi-site apartment searcher: Design patterns and architecture ¶

October 16, 2025 - Building a multi-site apartment searcher: Design patterns and architecture.

Tarot AI Agent: Innovative Approach to Risk Assessment Through Artificial Intelligence ¶

September 11, 2025 - Tarot AI Agent: Innovative Approach to Risk Assessment Through Artificial Intelligence.

Using AWS ECR as a Universal OCI Repository ¶

July 10, 2025 - Using AWS ECR as a universal OCI repository for storing various types of artifacts.

Cert Manager in Kubernetes ¶

June 3, 2025 - Setting up and using Cert Manager for automatic management of SSL certificates in Kubernetes.

New Architecture for Isabella - C4 Diagrams ¶

May 14, 2025 - Development of a new system architecture using C4 diagrams.

New Architecture for Isabella - Structure ¶

May 14, 2025 - Detailed structure analysis for the new Isabella architecture.

New Architecture for Isabella ¶

May 10, 2025 - Overview of the new architecture design for Isabella project.

Waste Resources - Financial Optimization in the Cloud ¶

April 14, 2025 - Analysis and optimization of cloud resource costs.

Redis Backup on AWS S3 ¶

March 19, 2025 - Automation of Redis backup to AWS S3.

RDS Import with Terraform ¶

February 17, 2025 - Importing existing RDS instances into Terraform.

RDS Import with Terraform (EN)¶

February 17, 2025 - Importing existing RDS instances into Terraform (English version).

AWS Lambda Cost Optimization ¶

February 26, 2025 - Strategies for optimizing AWS Lambda costs.

Kubernetes Onboarding with Flux ¶

March 10, 2025 - Automating Kubernetes onboarding using Flux.

RDS Migration Cases ¶

February 9, 2025 - Various scenarios for migrating databases to AWS RDS.

SPA Deployment on S3 with CloudFront ¶

February 12, 2025 - Deploying Single Page Application on AWS S3 with CloudFront.

Karpenter Properties ¶

December 8, 2024 - Properties and configuration of Karpenter for Kubernetes.

AI Stable Diffusion ¶

February 8, 2025 - Using Stable Diffusion for image generation.

ARM vs AMD ¶

December 5, 2024 - Comparison of ARM and AMD architectures for cloud solutions.