Alex Danilenko

Master modern JavaScript with ES2023+ features and async patterns for robust applications.

Expertly design and optimize prompts for LLMs to enhance model performance and evaluation.

Optimize database performance by analyzing slow queries and execution plans.

Transform legacy systems into modern architectures with zero downtime.

Conduct thorough security audits and vulnerability assessments with this comprehensive skill.

Expert skill for designing and reviewing system architecture with a focus on scalability and decision documentation.

Enhance application security by implementing secure coding practices and preventing vulnerabilities.

Build intuitive command-line tools with expert CLI design and argument parsing.

Cortex AI Skills is a personal skills library for AI coding assistants, enhancing productivity and code quality.

Design and optimize cloud architectures for multi-cloud environments and migrations.

Build high-performance C# applications with .NET 8+, ASP.NET Core, and Blazor.

Expert guidance for building high-performance React 18+ applications with advanced patterns and state management.

Build type-safe, async-first applications with Python 3.11+ using best practices.

Expert skill for writing and debugging E2E tests using Playwright.

Build advanced RAG systems and optimize document retrieval with this specialized skill.

Design scalable REST and GraphQL APIs with comprehensive OpenAPI specifications.

Optimize SQL queries and design efficient database schemas with advanced techniques.

Automate the creation of docstrings and API documentation for various programming languages and frameworks.

Expert DevOps engineer for CI/CD pipelines, containerization, and infrastructure management.

Create, optimize, and validate AGENTS.md files with maximum token efficiency.

Transform AI-generated text into natural, human-like writing.

Comprehensive testing skill for ensuring software quality through various testing methodologies.

Enhance code quality through structured reviews and actionable feedback.

Generate business-friendly implementation reports for Jira tickets from git commits.

Extract specifications from legacy or undocumented systems with precision.

Advanced TypeScript skill for building type-safe applications with generics and full-stack safety.

Expertly build and deploy Next.js 14+ applications with a focus on performance and SEO.

Expert skill for building scalable NestJS applications with TypeScript.

Expert guidance for building .NET 8 applications with minimal APIs and clean architecture.

Expert SRE skills for defining SLIs/SLOs, managing error budgets, and building reliable systems.