Lev Nikolaevich

Records one architecture decision with alternatives, consequences and status; does not design the whole system.

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Plans architecture migrations with compatibility, data safety, rollout and recovery; does not execute them.

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Compares tools or implementations through controlled benchmarks and independent correctness checks.

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Diagnoses incidents from operational evidence and proposes recovery; does not change live systems.

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Evaluates observed product outcomes against a prior hypothesis; does not run experiments or change user treatment.

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Evaluates new product opportunities through demand, channels and economics before committing to build.

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Prepares delivery pipelines and remote infrastructure, then executes authorized rollouts; not standalone quality-gate setup or local container packaging.

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Builds, updates or retires scoped acceptance tests and verifies execution; does not repair product code.

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Documents current architecture from implementation evidence; does not propose a target or audit fitness.

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Builds dependency-ordered delivery plans from requirements and repository evidence; read-only.

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Plans risk-based test portfolios and acceptance evidence; does not write or execute tests.

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Reviews a concrete implementation plan for missing decisions, feasibility and risk before execution; read-only.

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Commits, pushes and remotely verifies authorized repository changes; does not create releases.

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Prepares and publishes an explicitly requested tagged GitHub release; does not deploy applications.

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Drafts or publishes authorized, fact-checked GitHub Discussions announcements; does not create releases.

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Implements one scoped product feature or fix using existing contracts; not upgrades, performance tuning or establishing cross-cutting technical foundations.

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Upgrades dependencies in reversible batches with version-specific compatibility and regression checks.

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