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Tim Derzhavets

DevOps Engineer with a whole life of experience in Design, Implementation, and Maintenance of cloud infrastructure. Passionate about AI integration, MCP, and building robust systems

Location Toronto, Canada Joined Joined on  Personal website https://timderzhavets.com/
RDS Multi-AZ Deployments: Building Resilient Database Infrastructure

RDS Multi-AZ Deployments: Building Resilient Database Infrastructure

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16 min read

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Django REST Framework: Mastering Serialization Patterns for Complex Data Models

Django REST Framework: Mastering Serialization Patterns for Complex Data Models

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22 min read
GCP vs Azure: Choosing the Right Cloud for Your Enterprise Migration

GCP vs Azure: Choosing the Right Cloud for Your Enterprise Migration

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18 min read
Zero-Downtime Certificate Rotation: Building Resilient ACME Automation

Zero-Downtime Certificate Rotation: Building Resilient ACME Automation

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20 min read
TypeScript 5.x Type-Level Programming: Building Safer APIs with Advanced Patterns

TypeScript 5.x Type-Level Programming: Building Safer APIs with Advanced Patterns

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19 min read
Building Production-Ready GPT Integrations: Error Handling, Rate Limits, and Cost Control

Building Production-Ready GPT Integrations: Error Handling, Rate Limits, and Cost Control

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22 min read
Automating TLS Certificate Lifecycle with Let's Encrypt and ACME

Automating TLS Certificate Lifecycle with Let's Encrypt and ACME

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19 min read
Building Tenant Isolation in Kubernetes: From Namespaces to Virtual Clusters

Building Tenant Isolation in Kubernetes: From Namespaces to Virtual Clusters

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16 min read
TypeScript 5.x Decorators and Const Type Parameters: A Migration Guide for Production Codebases

TypeScript 5.x Decorators and Const Type Parameters: A Migration Guide for Production Codebases

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18 min read
Azure DevOps Pipelines: Building Enterprise CI/CD That Scales

Azure DevOps Pipelines: Building Enterprise CI/CD That Scales

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15 min read
Zero-Downtime TLS: Building a Self-Healing Certificate Pipeline with Let's Encrypt

Zero-Downtime TLS: Building a Self-Healing Certificate Pipeline with Let's Encrypt

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19 min read
Building Multi-Cluster EKS Infrastructure: From Dashboard Visibility to Hybrid Node Management

Building Multi-Cluster EKS Infrastructure: From Dashboard Visibility to Hybrid Node Management

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17 min read
AI-Assisted Development Workflows with Claude Code and MCP

AI-Assisted Development Workflows with Claude Code and MCP

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7 min read
Ambassador Pattern: Building Resilient Proxies That Handle the Chaos Your Services Can't

Ambassador Pattern: Building Resilient Proxies That Handle the Chaos Your Services Can't

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19 min read
Aggregating Data from Multiple APIs: Patterns and Pitfalls

Aggregating Data from Multiple APIs: Patterns and Pitfalls

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10 min read
Argo Rollouts: Implementing Safe Canary Deployments That Actually Catch Production Bugs

Argo Rollouts: Implementing Safe Canary Deployments That Actually Catch Production Bugs

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18 min read
Auth0 Multi-Application Authentication Architecture

Auth0 Multi-Application Authentication Architecture

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7 min read
AWS vs Azure: A Decision Framework for Production Workloads

AWS vs Azure: A Decision Framework for Production Workloads

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17 min read
Backend for Frontend Pattern: When One API Doesn't Fit All Clients

Backend for Frontend Pattern: When One API Doesn't Fit All Clients

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18 min read
Beyond Logging: Building Production-Ready Sidecar Containers in Kubernetes

Beyond Logging: Building Production-Ready Sidecar Containers in Kubernetes

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18 min read
Building a Production ML Inference Stack with KServe, vLLM, and Karmada

Building a Production ML Inference Stack with KServe, vLLM, and Karmada

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17 min read
Building a Production-Ready API Gateway: From Token Bucket Rate Limiting to JWT Validation

Building a Production-Ready API Gateway: From Token Bucket Rate Limiting to JWT Validation

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20 min read
Building a Production-Ready Distributed Rate Limiter with Redis

Building a Production-Ready Distributed Rate Limiter with Redis

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20 min read
Building a Production-Ready Event Store in PostgreSQL: Schema Design, Projections, and Replay

Building a Production-Ready Event Store in PostgreSQL: Schema Design, Projections, and Replay

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20 min read
Building a Production-Ready Event Store with PostgreSQL: Lessons from Running It at Scale

Building a Production-Ready Event Store with PostgreSQL: Lessons from Running It at Scale

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17 min read
Building a Production-Ready Rate Limiter: From Token Bucket to Distributed Redis Implementation

Building a Production-Ready Rate Limiter: From Token Bucket to Distributed Redis Implementation

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21 min read
Building a Vendor-Agnostic Telemetry Pipeline with OpenTelemetry Collector

Building a Vendor-Agnostic Telemetry Pipeline with OpenTelemetry Collector

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18 min read
Building a Zero-Trust GitLab CI/CD Pipeline for Kubernetes Using the Agent-Based Workflow

Building a Zero-Trust GitLab CI/CD Pipeline for Kubernetes Using the Agent-Based Workflow

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18 min read
Building Bulletproof Terraform State: Patterns That Prevent 3 AM Incidents

Building Bulletproof Terraform State: Patterns That Prevent 3 AM Incidents

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18 min read
Building Custom cert-manager Issuers: From Internal PKI to Zero-Touch Certificate Automation

Building Custom cert-manager Issuers: From Internal PKI to Zero-Touch Certificate Automation

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20 min read
Building Hard Multi-Tenant Boundaries in Kubernetes with Istio Service Mesh

Building Hard Multi-Tenant Boundaries in Kubernetes with Istio Service Mesh

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15 min read
Building Knowledge Graphs with Neo4j for CAD Documentation: A Practical Guide

Building Knowledge Graphs with Neo4j for CAD Documentation: A Practical Guide

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19 min read
Building Production-Ready APIs with .NET: From Minimal APIs to Clean Architecture

Building Production-Ready APIs with .NET: From Minimal APIs to Clean Architecture

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19 min read
Building Production-Ready Kubernetes Operators: From CRD Design to Reconciliation Loops

Building Production-Ready Kubernetes Operators: From CRD Design to Reconciliation Loops

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19 min read
Building Production-Ready Kubernetes Operators: From Reconciliation Loops to Day-2 Operations

Building Production-Ready Kubernetes Operators: From Reconciliation Loops to Day-2 Operations

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18 min read
Building Production-Ready Microservices on Azure Kubernetes Service: A Practical Engineering Guide

Building Production-Ready Microservices on Azure Kubernetes Service: A Practical Engineering Guide

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18 min read
Building Production-Ready OpenAI Integrations: From First API Call to Scalable Architecture

Building Production-Ready OpenAI Integrations: From First API Call to Scalable Architecture

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18 min read
Building Your First Knowledge Graph: A Practical Guide from Schema to Query

Building Your First Knowledge Graph: A Practical Guide from Schema to Query

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18 min read
Building Your First Kubernetes Operator: From CRD to Reconciliation Loop

Building Your First Kubernetes Operator: From CRD to Reconciliation Loop

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20 min read
Building Your First Kubernetes Operator with Kubebuilder: From Zero to Production

Building Your First Kubernetes Operator with Kubebuilder: From Zero to Production

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19 min read
Building Your First Neural Network with PyTorch: From Tensor Operations to Training Loops

Building Your First Neural Network with PyTorch: From Tensor Operations to Training Loops

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17 min read
Bulkhead Pattern: Preventing One Slow Database From Taking Down Your Entire Service

Bulkhead Pattern: Preventing One Slow Database From Taking Down Your Entire Service

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17 min read
C# 14 Extension Members: Rewriting How We Compose Behavior in .NET

C# 14 Extension Members: Rewriting How We Compose Behavior in .NET

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18 min read
Building a Component Registry for Parametric CAD with Python

Building a Component Registry for Parametric CAD with Python

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7 min read
CadQuery: Python-Powered Parametric CAD and Its Growing Ecosystem

CadQuery: Python-Powered Parametric CAD and Its Growing Ecosystem

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4 min read
Calico Installation Guide: Setting Up Network Policies in Kubernetes

Calico Installation Guide: Setting Up Network Policies in Kubernetes

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2 min read
ClickUp to Custom Kanban: Migration Strategies

ClickUp to Custom Kanban: Migration Strategies

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13 min read
Container Security from Build to Runtime: A Practical Hardening Guide

Container Security from Build to Runtime: A Practical Hardening Guide

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17 min read
Creating Electronics Component Adapters with cq_electronics

Creating Electronics Component Adapters with cq_electronics

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8 min read
Debugging gRPC Latency: From Channel Reuse to Connection Pooling in Production

Debugging gRPC Latency: From Channel Reuse to Connection Pooling in Production

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11 min read
Demystifying Git's Object Database: A Hands-On Exploration of Blobs, Trees, and Commits

Demystifying Git's Object Database: A Hands-On Exploration of Blobs, Trees, and Commits

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20 min read
Detecting Container Escapes with Falco: A Practical Guide to Kubernetes Runtime Security

Detecting Container Escapes with Falco: A Practical Guide to Kubernetes Runtime Security

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17 min read
EKS vs AKS vs GKE: Real-World Decision Framework for Production Kubernetes

EKS vs AKS vs GKE: Real-World Decision Framework for Production Kubernetes

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17 min read
EKS vs ECS: Choosing the Right AWS Container Orchestration for Your Team's Maturity Level

EKS vs ECS: Choosing the Right AWS Container Orchestration for Your Team's Maturity Level

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18 min read
EKS vs GKE: A Practical Guide to Kubernetes Migration Decisions

EKS vs GKE: A Practical Guide to Kubernetes Migration Decisions

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13 min read
EKS vs GKE: A Production-Ready Decision Framework for Platform Teams

EKS vs GKE: A Production-Ready Decision Framework for Platform Teams

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17 min read
Equipment Categorization and Canonical Name Mapping Strategies

Equipment Categorization and Canonical Name Mapping Strategies

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8 min read
Building an Exercise Database: Multi-Source Data Normalization

Building an Exercise Database: Multi-Source Data Normalization

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10 min read
Exercise Selection Algorithms with Equipment Constraints

Exercise Selection Algorithms with Equipment Constraints

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12 min read
F# Domain Modeling: Eliminating Runtime Errors with Algebraic Data Types

F# Domain Modeling: Eliminating Runtime Errors with Algebraic Data Types

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19 min read
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