Technical Insights & Thought Leadership

Deep dives into AI, high-load systems, and infrastructure. Practical guides and case studies from real-world projects.

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Building ai-svc: A Reliable Foundation for AI Founder
Product
March 29, 20255 minutes

Building ai-svc: A Reliable Foundation for AI Founder

Learn how to build robust LLM-powered apps using ai-svc—a Go backend service that adds retries, fallback models, and clean API orchestration to your AI workflows.

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AI Founder: Next Generation Business Problem Validation Platform
Product
February 4, 20255 minutes

AI Founder: Next Generation Business Problem Validation Platform

Discover how AI Founder helps validate startup ideas using ChatGPT—analyzing problems, competitors, and business potential with a structured GPT workflow.

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How to Manage Remote Docker Containers Using Go SDK and SSH Tunnel
Go
November 17, 20244 minutes

How to Manage Remote Docker Containers Using Go SDK and SSH Tunnel

Learn how to manage Docker containers programmatically in Go using the official Docker SDK. Create, start, stop, and inspect containers with clean Go code.

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Comprehensive Go Web Frameworks Comparison: Gin, Echo, and BeeGoN
Go
November 3, 20244 minutes

Comprehensive Go Web Frameworks Comparison: Gin, Echo, and BeeGoN

Compare top Go web frameworks—Gin, Echo, and BeeGo—by performance, minimalism, and templating to choose the best fit for your next web project.

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The Production-Grade Infrastructure Checklist
Terraform
July 10, 20244 minutes

The Production-Grade Infrastructure Checklist

A practical checklist for building production-grade infrastructure—based on the Terraform Up & Running book. Covers security, scaling, monitoring, and more.

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High Load Infrastructure with Terraform
Terraform
July 8, 20244 minutes

High Load Infrastructure with Terraform

Learn how to build scalable infrastructure on AWS using Terraform and Auto Scaling Groups. Step-by-step guide with real Terraform code and architecture.

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Getting Started with Terraform
Terraform
June 30, 20244 minutes

Getting Started with Terraform

Learn Terraform basics with a hands-on AWS EC2 example. Discover the benefits of Infrastructure as Code and why Terraform is the industry-standard IaC tool.

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Problem Validation
Product
June 18, 20244 minutes

Problem Validation

Learn how to validate startup problems with market research, SWOT analysis, and TAM/SAM/SOM models before generating product ideas.

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Crypto Trading Bot: Architecture and Roadmap
Product
March 11, 20246 minutes

Crypto Trading Bot: Architecture and Roadmap

Learn how to build a scalable crypto trading bot using AWS Lambda, DynamoDB, and Coinbase API with a roadmap for algorithmic trading success.

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How to Fix Typos and Create Social Media Announcements for Medium Articles with Python and ChatGPT?
Python
March 4, 202411 minutes

How to Fix Typos and Create Social Media Announcements for Medium Articles with Python and ChatGPT?

Learn how to automate typo fixing and generate Twitter and LinkedIn posts for your Medium articles using Python, ChatGPT, and a custom CLI tool.

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How to Implement CI/CD for Python Command-Line Applications with GitHub Actions?
Python
February 26, 202412 minutes

How to Implement CI/CD for Python Command-Line Applications with GitHub Actions?

Learn how to set up a full CI/CD pipeline for Python CLI apps using GitHub Actions—from testing to automated builds and GitHub releases with artifacts.

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The Guide to Developing a Python CLI Application with ChatGPT
Python
February 20, 202423 minutes

The Guide to Developing a Python CLI Application with ChatGPT

Build a Python CLI app with ChatGPT to improve article SEO, fix technical issues, and automate content analysis using Hatch, Typer, and OpenAI API.

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Ultimate Guide to Hacking Shoppy on Hack The Box: Step-by-Step
Cybersecurity
February 12, 202412 minutes

Ultimate Guide to Hacking Shoppy on Hack The Box: Step-by-Step

Step-by-step guide to hacking the Shoppy machine on Hack The Box—covering NoSQL injection, privilege escalation via Docker, and real-world security takeaways.

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How to Hack Precious on Hack The Box: A Comprehensive Guide
Cybersecurity
February 5, 202410 minutes

How to Hack Precious on Hack The Box: A Comprehensive Guide

Step-by-step walkthrough of hacking the Precious machine on Hack The Box—covering reconnaissance, RCE, privilege escalation, and lessons for secure coding.

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A Software Engineer’s First Steps into Hacking with HTB Academy
Cybersecurity
January 30, 20246 minutes

A Software Engineer’s First Steps into Hacking with HTB Academy

A software engineer's journey into ethical hacking using HTB Academy—lessons learned, tools explored, and takeaways for building more secure software.

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The Path to Mastery: Strategies for Becoming an Effective Software Engineer
Programming
January 24, 20248 minutes

The Path to Mastery: Strategies for Becoming an Effective Software Engineer

Learn how to become an effective software engineer by solving business problems fast and staying market-ready with practical advice for Europe and North America.

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5 business lessons learned from 2 projects with ChatGPT
Product
January 20, 20247 minutes

5 business lessons learned from 2 projects with ChatGPT

Discover 5 hard-learned business lessons from building AI side projects with ChatGPT—from pricing failure to the importance of distribution and market research.

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Two technical lessons from 3 projects with ChatGPT
AI
January 14, 20245 minutes

Two technical lessons from 3 projects with ChatGPT

Lessons from building 3 AI projects with ChatGPT: why it shouldn’t be the core feature and how to use it as a flexible ML model in real products.

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Cook It Easy story
Product
June 12, 20234 minutes

Cook It Easy story

Discover how we built Cook It Easy—a fast, AI-powered recipe website using Python and Streamlit—launched in days with scalable AWS infrastructure.

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Application development: Layered Architecture
Software Architecture
June 3, 20235 minutes

Application development: Layered Architecture

Explore the pros and cons of Layered Architecture in software development, when to use it, and why it's still a strong choice for startups and microservices.

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Choosing programming language
Programming
May 27, 20236 minutes

Choosing programming language

A practical guide to choosing the best programming language for your project—whether you're a startup, small team, or large company building microservices.

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Programming languages: my story
Programming
May 27, 20238 minutes

Programming languages: my story

A personal journey through programming languages—Java, Python, Kotlin, Go, JavaScript—and insights on their best use cases and hiring realities.

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Block egress traffic with Cilium network plugin
Kubernetes
April 15, 20236 minutes

Block egress traffic with Cilium network plugin

Learn how to block egress traffic and terminate live TCP connections in Kubernetes using Cilium Network Policies. A practical PoC with real results.

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How I tried to create resilience test for NATS in Kubernetes?
Go
April 9, 20236 minutes

How I tried to create resilience test for NATS in Kubernetes?

Discover how to build resilience tests for NATS in Kubernetes using feature toggles when network policies fall short. No Toxiproxy or restarts required.

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A little bit about resilience testing in Go
Go
April 2, 20237 minutes

A little bit about resilience testing in Go

Learn how to write resilience tests in Go to handle NATS outages and improve infrastructure fault tolerance using Toxiproxy and E2E tests.

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Vitalii Honchar portrait

Meet Vitalii Honchar

Senior Software Engineer specializing in high-load systems, AI/ML infrastructure, and cloud-native architectures. With experience at companies like Pinterest, Revolut, Form3, and Ajax Systems, I focus on building scalable, efficient, and robust systems that solve complex technical challenges.

More About Vitalii →