alexander-danilenko
42 verified skills477 total stars
documentation
Apply these opinionated documentation conventions when adding docstrings, OpenAPI specs, or doc sites: Microsoft style (contract over implementation), language-specific docstrings (JSDoc, Google, NumPy), OpenAPI/Swagger, doc portals, tutorials, user guides.
development13
jira-report-comment
This skill should be used when the user asks to "jira report", "post update to jira", "summarize commits for jira", "report to jira", "update the ticket", "comment on the ticket", "generate implementation report", "write a jira comment", "summarize my changes", or wants to notify PM/QA about completed work on a Jira ticket. Generates a business-friendly implementation report from git commits and saves it as a local markdown report.
testing12
dotnet-core
Apply these opinionated .NET 8 architecture recipes for backend services: clean architecture layering, CQRS with MediatR, minimal APIs, Entity Framework Core, JWT authentication, AOT compilation, cloud-native patterns.
development12
nestjs
Apply these opinionated NestJS conventions when writing NestJS backends: module structure, dependency injection, controllers and services, DTOs with class-validator, guards/interceptors/pipes, JWT authentication, TypeORM/Prisma.
development12
typescript
Apply these opinionated TypeScript conventions when writing TS in this codebase: branded types, advanced generics, conditional and utility types, type guards, discriminated unions, strict tsconfig, tRPC, monorepo setup.
tools12
csharp
Apply these opinionated C# conventions when writing C#/.NET 8+ code: modern C# 12 (records, primary constructors, pattern matching), ASP.NET Core minimal and controller APIs, Blazor, Entity Framework Core, async patterns, CQRS with MediatR.
development12
javascript
Apply these opinionated JavaScript conventions when writing JS or Node in this codebase: ES2023+ features, async and Promise patterns, ESM/CJS modules, Web Workers, browser APIs, performance optimization, Node.js patterns.
development12
humanize-text
Remove signs of AI-generated writing from text. Use after drafting to make copy sound more natural and human-written. Based on Wikipedia's "Signs of AI writing" guide.
documentation12
legacy-modernization
Apply this opinionated workflow when modernizing legacy systems: strangler fig pattern, branch by abstraction, characterization tests, incremental monolith decomposition, framework upgrades, feature-flagged migration with rollback.
development12
testing
Apply these opinionated testing conventions when writing tests or test strategies: three modes (functional, performance, security), unit/integration/E2E patterns, coverage analysis, automation frameworks, defect tracking, accessibility and usability.
tools12
nextjs
Apply these opinionated Next.js 14+ recipes when building App Router apps: Server Components, Server Actions, data fetching/caching/revalidation, image/font/bundle optimization, Metadata API for SEO, Vercel deployment.
development12
python
Apply these opinionated Python 3.11+ conventions when writing Python in this codebase: type hints with mypy, async/await, pytest fixtures, dataclasses, Poetry packaging, production patterns.
development12
react
Apply these opinionated React conventions when writing React 18+ or 19 components: hooks patterns, Server Components, Suspense boundaries, state management, performance memoization, React 19 features (use, form actions).
development12
spec-mining
Apply this opinionated workflow when reverse-engineering legacy or undocumented systems: scope, explore with Glob/Grep/Read, trace data flows, document in EARS format, flag uncertainties. For code archaeology, onboarding, and requirements extraction.
development12
secure-code-guardian
Use when implementing authentication/authorization, securing user input, or preventing OWASP Top 10 vulnerabilities. Invoke for authentication, authorization, input validation, encryption, OWASP Top 10 prevention.
development11
sql-pro
Use when optimizing SQL queries, designing database schemas, or tuning database performance. Invoke for complex queries, window functions, CTEs, indexing strategies, query plan analysis.
data-ai11
sre-engineer
Use when defining SLIs/SLOs, managing error budgets, or building reliable systems at scale. Invoke for incident management, chaos engineering, toil reduction, capacity planning.
development11
test-master
Use when writing tests, creating test strategies, or building automation frameworks. Invoke for unit tests, integration tests, E2E, coverage analysis, performance testing, security testing.
tools11
typescript-pro
Use when building TypeScript applications requiring advanced type systems, generics, or full-stack type safety. Invoke for type guards, utility types, tRPC integration, monorepo setup.
tools11
security-reviewer
Use when conducting security audits, reviewing code for vulnerabilities, or analyzing infrastructure security. Invoke for SAST scans, penetration testing, DevSecOps practices, cloud security reviews.
development11
nextjs-developer
Use when building Next.js 14+ applications with App Router, server components, or server actions. Invoke for full-stack features, performance optimization, SEO implementation, production deployment.
development11
prompt-engineer
Use when designing prompts for LLMs, optimizing model performance, building evaluation frameworks, or implementing advanced prompting techniques like chain-of-thought, few-shot learning, or structured outputs.
development11
spec-miner
Use when understanding legacy or undocumented systems, creating documentation for existing code, or extracting specifications from implementations. Invoke for legacy analysis, code archaeology, undocumented features.
development11
api-designer
Use when designing REST or GraphQL APIs, creating OpenAPI specifications, or planning API architecture. Invoke for resource modeling, versioning strategies, pagination patterns, error handling standards.
development11
humanizer
Remove signs of AI-generated writing from text. Use after drafting to make copy sound more natural and human-written. Based on Wikipedia's "Signs of AI writing" guide.
documentation11
playwright-expert
Use when writing E2E tests with Playwright, setting up test infrastructure, or debugging flaky browser tests. Invoke for browser automation, E2E tests, Page Object Model, test flakiness, visual testing.
tools11
cloud-architect
Use when designing cloud architectures, planning migrations, or optimizing multi-cloud deployments. Invoke for Well-Architected Framework, cost optimization, disaster recovery, landing zones, security architecture, serverless design.
development11
csharp-developer
Use when building C# applications with .NET 8+, ASP.NET Core APIs, or Blazor web apps. Invoke for Entity Framework Core, minimal APIs, async patterns, CQRS with MediatR.
development11
architecture-designer
Use when designing new system architecture, reviewing existing designs, or making architectural decisions. Invoke for system design, architecture review, design patterns, ADRs, scalability planning.
testing11
agents-md-pro
Create, optimize, update, and validate AGENTS.md files with maximum token efficiency. Use when the user asks to (1) create new AGENTS.md files for any repository, (2) optimize/condense existing AGENTS.md to reduce token count, (3) update/refresh AGENTS.md to sync with codebase changes, (4) validate AGENTS.md quality and completeness, or (5) improve AGENTS.md files to be more effective for AI agents. Always generates token-efficient, condensed output focused on actionable commands and patterns while maintaining model-agnostic language.
development11
cli-developer
Use when building CLI tools, implementing argument parsing, or adding interactive prompts. Invoke for CLI design, argument parsing, interactive prompts, progress indicators, shell completions.
tools11
code-documenter
Use when adding docstrings, creating API documentation, or building documentation sites. Invoke for OpenAPI/Swagger specs, JSDoc, doc portals, tutorials, user guides.
development11
code-reviewer
Use when reviewing pull requests, conducting code quality audits, or identifying security vulnerabilities. Invoke for PR reviews, code quality checks, refactoring suggestions.
development11
database-optimizer
Use when investigating slow queries, analyzing execution plans, or optimizing database performance. Invoke for index design, query rewrites, configuration tuning, partitioning strategies, lock contention resolution.
documentation11
devops-engineer
Use when setting up CI/CD pipelines, containerizing applications, or managing infrastructure as code. Invoke for pipelines, Docker, Kubernetes, cloud platforms, GitOps.
development11
dotnet-core-expert
Use when building .NET 8 applications with minimal APIs, clean architecture, or cloud-native microservices. Invoke for Entity Framework Core, CQRS with MediatR, JWT authentication, AOT compilation.
development11
javascript-pro
Use when building JavaScript applications with modern ES2023+ features, async patterns, or Node.js development. Invoke for vanilla JavaScript, browser APIs, performance optimization, module systems.
development11
legacy-modernizer
Use when modernizing legacy systems, implementing incremental migration strategies, or reducing technical debt. Invoke for strangler fig pattern, monolith decomposition, framework upgrades.
development11
nestjs-expert
Use when building NestJS applications requiring modular architecture, dependency injection, or TypeScript backend development. Invoke for modules, controllers, services, DTOs, guards, interceptors, TypeORM/Prisma.
development11
python-pro
Use when building Python 3.11+ applications requiring type safety, async programming, or production-grade patterns. Invoke for type hints, pytest, async/await, dataclasses, mypy configuration.
development11
rag-architect
Use when building RAG systems, vector databases, or knowledge-grounded AI applications requiring semantic search, document retrieval, or context augmentation.
development11
react-expert
Use when building React 18+ applications requiring component architecture, hooks patterns, or state management. Invoke for Server Components, performance optimization, Suspense boundaries, React 19 features.
development11