144 skills (repositories by vasilyu1983) · sorted by popularity
Guides secure blockchain development across EVM, Bitcoin, Solana, Cosmos, and TON. Use when building contracts, wallets, custody flows, bridges, or on-chain backends.
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Implements production-grade i18n/l10n for React, Vue, Angular, and Next.js with ICU format and RTL support. Use when setting up or debugging localisation.
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Designs and audits native Android interfaces. Use when reviewing Compose layout, typography, color, motion, or adaptive patterns on a verified emulator build.
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Applies systematic code review patterns and checklists. Use when reviewing PRs or diffs for correctness, security, readability, maintainability, and AI-generated changes.
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Designs transactional email systems and send infrastructure. Use when implementing resets, receipts, deliverability controls, templates, or inbound email handling.
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Designs and audits native iOS interfaces. Use when reviewing or refining SwiftUI layout, typography, Liquid Glass, navigation, or dashboards on a freshly verified build.
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Designs performance and load testing: stress, spike, soak, capacity, CI budget gates. Use when planning load tests or perf gates; not code or SQL tuning.
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Applies production AI integration patterns for chat, structured output, guardrails, provider routing, and AI UX. Use when adding LLM-powered features to an application.
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Chooses managed backend platforms such as Supabase, Convex, and Firebase. Use when comparing database, auth, realtime, and backend-service tradeoffs.
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Guides Cloudflare Wrangler CLI usage for Workers, bindings, deploys, local dev, and config. Use when running or reviewing wrangler commands.
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Designs database schemas, migrations, and data models for PostgreSQL, MySQL, MongoDB, and Redis. Use when planning tables, relationships, indexes, or ORM-backed schema changes.
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Builds and reviews desktop apps. Use when choosing a stack, signing or notarizing releases, adding auto-update, or reviewing Electron/Tauri security.
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Builds web frontend UI and rendering. Use when implementing components or fixing hydration, SSR, routing, or state; UX, accessibility, and performance audits have other owners.
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Design local AI engines for iOS. Use when wiring Apple Foundation Models, local classifiers, extraction, summarization, grounded answers, and cloud fallbacks.
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Plans mobile QA automation for iOS and Android apps. Use when planning automation frameworks, device matrix, flake control, or CI/CD release gates.
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Designs NUnit-based C# test suites for API, component, and integration coverage. Use when creating fixtures, wiring Testcontainers, or reducing flaky CI behavior.
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Discovers and triages recent arXiv papers for AI/ML, agents, and software/QA. Use when scouting categories, arXiv IDs, or source lists.
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Implements accessibility fixes in code. Use when remediating semantic HTML, ARIA, focus, keyboard support, or screen-reader behavior.
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Guides native Android development with Kotlin, Jetpack Compose, and Views interop. Use when building, rewriting, or reviewing modern Android apps after establishing runtime truth.
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Build/install/launch proof, ANR/jank/memory triage, and stale-build debugging for native Android apps. Use when runtime truth, performance, or crash root cause is in doubt.
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Builds backend services and APIs with durable defaults. Use when implementing REST, GraphQL, tRPC, or gRPC services with auth, queues, data, or observability.
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Defines CC-* code rules and waivers. Use when mapping lint findings to rule IDs or tracking complexity mass, erosion, and verbosity across changes.
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Applies C# and .NET backend standards to ASP.NET Core APIs, EF Core, Dapper, and workers. Use when shaping API boundaries, data access, resilience, or observability.
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Guides mobile platform selection and delivery across native and cross-platform stacks. Use when planning auth, push, deep links, releases, or app architecture for iOS/Android.
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