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    <title>Nazar Boyko — Articles</title>
    <link>https://www.nazarboyko.com/articles</link>
    <description>Technical notes on databases, PHP, Laravel, and architecture.</description>
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    <lastBuildDate>Mon, 18 May 2026 00:00:00 GMT</lastBuildDate>
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      <title>AI Code Review: Helpful Assistant Or False Confidence Machine?</title>
      <link>https://www.nazarboyko.com/articles/ai-code-review-helpful-assistant-or-false-confidence-machine</link>
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      <pubDate>Mon, 18 May 2026 00:00:00 GMT</pubDate>
      <description>An honest look at what AI code reviewers actually catch, where they hallucinate, the security and correctness blind spots that matter, and how to design a review workflow that uses AI without trusting it.</description>
      <category>ai</category>
      <category>architecture</category>
    </item>
    <item>
      <title>AI Agent Architecture For Jira-To-Pull-Request Automation</title>
      <link>https://www.nazarboyko.com/articles/ai-agent-architecture-for-jira-to-pull-request-automation</link>
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      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description>A practical architecture for automating the path from Jira issue to pull request with AI agents, including issue parsing, code discovery, branches, tests, implementation, docs, and review gates.</description>
      <category>ai</category>
      <category>architecture</category>
    </item>
    <item>
      <title>AI-Generated Code Needs Better Tests, Not Less Review</title>
      <link>https://www.nazarboyko.com/articles/ai-generated-code-needs-better-tests-not-less-review</link>
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      <pubDate>Sun, 17 May 2026 00:00:00 GMT</pubDate>
      <description>When AI writes most of the code, the bottleneck moves from typing to verification, and the tests and reviews need to get sharper, not lighter, to catch the new failure modes.</description>
      <category>ai</category>
      <category>testing</category>
      <category>code-review</category>
    </item>
    <item>
      <title>Building AI Guardrails Into Development Workflows</title>
      <link>https://www.nazarboyko.com/articles/building-ai-guardrails-into-development-workflows</link>
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      <pubDate>Sat, 16 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to keeping AI-generated code safe in production - using tests, linters, security scans, and PR checks as four overlapping layers of defense that catch what the model misses.</description>
      <category>ai</category>
      <category>devops</category>
      <category>architecture</category>
    </item>
    <item>
      <title>Building Your First Developer Agent With OpenAI Agents SDK</title>
      <link>https://www.nazarboyko.com/articles/building-first-developer-agent-openai-agents-sdk</link>
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      <pubDate>Fri, 15 May 2026 00:00:00 GMT</pubDate>
      <description>A practical tutorial for building a cautious developer agent with the OpenAI Agents SDK: reading issues, searching a codebase, planning implementation, running tests, generating pull request summaries, and adding approval gates.</description>
      <category>ai</category>
    </item>
    <item>
      <title>MySQL Query Optimization: Reading EXPLAIN Like A Backend Engineer</title>
      <link>https://www.nazarboyko.com/articles/mysql-explain-query-optimization-backend-engineer</link>
      <guid isPermaLink="true">https://www.nazarboyko.com/articles/mysql-explain-query-optimization-backend-engineer</guid>
      <pubDate>Fri, 15 May 2026 00:00:00 GMT</pubDate>
      <description>A practical backend-focused guide to reading MySQL EXPLAIN output: access types, key usage, row estimates, filesort, temporary tables, clustered vs secondary indexes, and turning execution plans into better indexes and queries.</description>
      <category>databases</category>
    </item>
    <item>
      <title>Observability For AI Features In Production</title>
      <link>https://www.nazarboyko.com/articles/observability-for-ai-features-in-production</link>
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      <pubDate>Thu, 14 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to monitoring AI-powered features in production: prompts, retrieval, tool calls, latency, cost, validation failures, user feedback, and evaluation.</description>
      <category>ai</category>
      <category>observability</category>
    </item>
    <item>
      <title>Building A Safe AI Assistant For Pull Request Summaries</title>
      <link>https://www.nazarboyko.com/articles/safe-ai-assistant-for-pr-summaries</link>
      <guid isPermaLink="true">https://www.nazarboyko.com/articles/safe-ai-assistant-for-pr-summaries</guid>
      <pubDate>Thu, 14 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to building AI pull request summaries that are safe by design: grounded in the diff, evidence-based on CI, honest about unknowns, and never claiming approval.</description>
      <category>ai</category>
    </item>
    <item>
      <title>AI Agents Are Just Software Workflows With Tools</title>
      <link>https://www.nazarboyko.com/articles/ai-agents-are-software-workflows-with-tools</link>
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      <pubDate>Wed, 13 May 2026 00:00:00 GMT</pubDate>
      <description>A practical, no-hype explanation of AI agents for software engineers: planning, tool calling, memory, permissions, state, and why agents should be treated as workflow executors.</description>
      <category>ai</category>
      <category>architecture</category>
    </item>
    <item>
      <title>MySQL Indexes Explained Through Real Query Examples</title>
      <link>https://www.nazarboyko.com/articles/mysql-indexes-real-query-examples</link>
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      <pubDate>Wed, 13 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to B-tree indexes, composite indexes, cardinality, selectivity, EXPLAIN, covering indexes, functional and invisible indexes, and the most common MySQL indexing mistakes — built around real backend query patterns.</description>
      <category>databases</category>
    </item>
    <item>
      <title>Claude Agents For Software Development: From Chat Assistant To Engineering Workflow</title>
      <link>https://www.nazarboyko.com/articles/claude-agents-from-chat-assistant-to-engineering-workflow</link>
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      <pubDate>Tue, 12 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to Claude-style software agents: how they use tools, inspect code, run commands, update files, and turn AI from chat into a controlled engineering workflow.</description>
      <category>ai</category>
      <category>career</category>
    </item>
    <item>
      <title>How To Use Claude Agents For Automated Testing</title>
      <link>https://www.nazarboyko.com/articles/how-to-use-claude-agents-for-automated-testing</link>
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      <pubDate>Tue, 12 May 2026 00:00:00 GMT</pubDate>
      <description>A practical senior-level guide to using Claude-style AI agents for unit tests, integration tests, regression protection, characterization tests, flaky test detection, and coverage gap analysis.</description>
      <category>ai</category>
      <category>career</category>
      <category>testing</category>
    </item>
    <item>
      <title>The Future Of Software Development Is AI-Orchestrated, Not AI-Generated</title>
      <link>https://www.nazarboyko.com/articles/future-software-development-ai-orchestrated</link>
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      <pubDate>Sun, 10 May 2026 00:00:00 GMT</pubDate>
      <description>The future of software development is not AI generating perfect systems from vague tickets. It is AI-orchestrated workflows where developers design boundaries, tests act as safety rails, documentation is shared memory, CI/CD enforces rules, and humans remain final authority.</description>
      <category>ai</category>
      <category>architecture</category>
      <category>career</category>
    </item>
    <item>
      <title>The Hidden Cost Of AI Coding Tools</title>
      <link>https://www.nazarboyko.com/articles/hidden-cost-of-ai-coding-tools</link>
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      <pubDate>Sun, 10 May 2026 00:00:00 GMT</pubDate>
      <description>AI coding tools are not free just because they feel fast. The real cost is review time, bad generated code, context waste, security risk, and team workflow changes, measured like engineers, not fans.</description>
      <category>ai</category>
      <category>career</category>
      <category>architecture</category>
    </item>
    <item>
      <title>Multi-Agent Development Workflows: Reviewer, Tester, Architect, Security Analyst</title>
      <link>https://www.nazarboyko.com/articles/multi-agent-development-workflows</link>
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      <pubDate>Sat, 09 May 2026 00:00:00 GMT</pubDate>
      <description>Specialized AI agents (architect, reviewer, tester, security, docs) beat one generic assistant when each focuses on a narrow lens and the orchestrator routes the work.</description>
      <category>ai</category>
      <category>architecture</category>
    </item>
    <item>
      <title>MySQL Transactions And Isolation Levels Explained With Real Sessions</title>
      <link>https://www.nazarboyko.com/articles/mysql-transactions-and-isolation-levels</link>
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      <pubDate>Sat, 09 May 2026 00:00:00 GMT</pubDate>
      <description>Two sessions, four isolation levels, and the locks you don&apos;t see in your logs. A walkthrough of REPEATABLE READ, gap locks, and why deadlocks aren&apos;t bugs.</description>
      <category>databases</category>
    </item>
    <item>
      <title>AI Agents For Laravel/Symfony Projects</title>
      <link>https://www.nazarboyko.com/articles/ai-agents-for-laravel-symfony-projects</link>
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      <pubDate>Fri, 08 May 2026 00:00:00 GMT</pubDate>
      <description>A practical senior-level guide to using AI agents in PHP projects: Laravel and Symfony services, controllers, jobs, commands, PHPUnit tests, ORM queries, N+1 detection, refactoring, and documentation.</description>
      <category>ai</category>
      <category>php</category>
      <category>laravel</category>
      <category>career</category>
      <category>symfony</category>
    </item>
    <item>
      <title>AI-Assisted Debugging: From Stack Trace To Root Cause</title>
      <link>https://www.nazarboyko.com/articles/ai-assisted-debugging-stack-trace-to-root-cause</link>
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      <pubDate>Fri, 08 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to debugging with AI: stack traces, related code paths, hypotheses, logs, reproduction steps, root cause analysis, fixes, and regression tests.</description>
      <category>ai</category>
      <category>career</category>
      <category>architecture</category>
    </item>
    <item>
      <title>Claude For Test Generation: Useful, But Only With The Right Strategy</title>
      <link>https://www.nazarboyko.com/articles/claude-for-test-generation-useful-right-strategy</link>
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      <pubDate>Fri, 08 May 2026 00:00:00 GMT</pubDate>
      <description>A practical guide to using Claude for useful test generation: behavior-protecting tests, characterization tests, edge cases, test data, external service mocks, and manual review.</description>
      <category>ai</category>
      <category>php</category>
      <category>career</category>
      <category>testing</category>
    </item>
    <item>
      <title>How To Prepare For A Laravel Interview</title>
      <link>https://www.nazarboyko.com/articles/how-to-prepare-for-a-laravel-interview</link>
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      <pubDate>Fri, 08 May 2026 00:00:00 GMT</pubDate>
      <description>A senior-friendly Laravel interview prep guide covering request lifecycle, Eloquent, queues, caching, security, architecture, and the questions you should actually expect.</description>
      <category>laravel</category>
      <category>php</category>
      <category>interview</category>
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