1. Software Development

Sets up controllers and API routes with permissions, request data handling, and query parameters.

Provides complete architecture for Bitcoin wallet features including on-chain transactions, UTXO management, and secure address derivation from Nostr keys.

Guides system architecture decisions, identifies risks, evaluates technology trade-offs, and produces implementation plans (ADRs, RFCs) without coding.

Executes and manages build workflows using the Nuke build system, enabling efficient task orchestration in software development projects.

Decodes BOLT11 Lightning invoices, validates format, and extracts satoshi values for Bitcoin Lightning Network transactions.

Provides unit testing patterns for .NET applications using EF Core In-Memory, AAA structure, and TDD workflows for services and repositories.

Configures Entity Framework Core entities using Fluent API for database mapping and relationships.

Enhances library documentation retrieval for specific package versions using a curated registry and version detection.

Builds database queries via Options API, enabling creation and modification of model queries for data retrieval in applications.

Provides implementation patterns for multi-tenancy in SaaS applications, including row-level security and data segregation strategies.

Provides complete implementation patterns for Cashu token wallet operations including token transfers, QR code generation, automatic mint management, and Lightning Network integration.

Provides best practices for writing and debugging End-to-End (E2E) tests using the Playwright automation framework.

Automates compilation and dependency restoration for .NET projects via dotnet CLI.

Provides implementation patterns for static Lightning addresses (username@npubx.cash), account management, and Lightning wallet integration.

Provides implementation patterns for a standalone Lightning wallet using Cashu mints, covering minting, melting, and Lightning address/invoice integration.

Creates UML diagrams including class, sequence, and use case diagrams for software system design and documentation.

Executes .NET unit tests, generates code coverage reports, and runs benchmarks via dotnet CLI for software development testing.

Provides structured patterns and quality standards for writing user stories and acceptance criteria, ensuring completeness for multi-tenant application development.

Automates code formatting using dotnet format and Prettier to ensure style consistency and prepare code for commits.

Provides real-time user presence features including online status, read receipts, and activity indicators for communication applications.

Guides effective implementation of frontend features using the Inertia framework for modern web applications.

A TDD cycle helper that activates only upon explicit user request, not automated execution.

Guides on RESTful API design patterns and best practices for creating consistent, maintainable endpoints.

Creates reusable SwiftUI UI components including buttons, cards, input fields, and modals from design assets like Figma.