Skill Claude CodeCodexGemini CLI
C# rewards type safety, LINQ expressiveness, and async-first design. Modern C# (10+/.NET 6+) favors records, nullable reference types, and minimal APIs. Idiomatic C# = clean, async-aware, framework-integrated.
Skill Claude CodeCodexGemini CLI
Data pipeline architecture, ETL/ELT patterns, data quality, batch vs stream processing, orchestration, and data governance principles.
Skill Claude CodeCodexGemini CLI
Serialization best practices: schema validation, encoding, versioning, backward compat, safe deserialization. JSON, YAML, Protobuf, MessagePack.
Skill Claude CodeCodexGemini CLI
Database design: schemas, migrations, queries, indexes, transactions. Normalization, query optimization, migration safety.
Skill Claude CodeCodexGemini CLI
Structured debugging: hypothesis generation, validation, root cause analysis. For complex bugs, flaky tests, intermittent failures.
Skill Claude CodeCodexGemini CLI
Dependency management: version pinning, vulnerability scanning, dependency hygiene. go.mod, package.json, Cargo.toml, pubspec.yaml.
Skill Claude CodeCodexGemini CLI
Django rewards convention, the ORM, and "batteries included" design. Idiomatic Django = DRY, model-centric, well-tested.
Skill Claude CodeCodexGemini CLI
.NET 8+ rewards minimal APIs, DI, and async-first design. Idiomatic .NET = clean, performant, cloud-native.
Skill Claude CodeCodexGemini CLI
Elixir rewards immutability, pattern matching, and the OTP supervision model. Idiomatic Elixir = functional, fault-tolerant, process-oriented.
Skill Claude CodeCodexGemini CLI
Resource-constrained development, real-time patterns, interrupt handling, memory management, RTOS patterns, and hardware abstraction layers.
Skill Claude CodeCodexGemini CLI
Feature flag patterns ONLY when PRD/arch requires. Flag evaluation, lifecycle, testing, infrastructure. Do NOT load speculatively.
Skill Claude CodeCodexGemini CLI
Flutter = UI toolkit first — performance is first-class. const widgets + immutable data keep render tree efficient. Riverpod 3 = canonical state management: compile-safe, testable without BuildContext, no implicit global state, automatic retry + pause/resume.
Skill Claude CodeCodexGemini CLI
Generates distinctive, production-grade frontend interfaces (React, Vue, HTML/CSS). Bold aesthetics, unique typography, motion. Use for websites, dashboards, posters, or styling tasks.
Skill Claude CodeCodexGemini CLI
Git conventions: conventional commits, branch naming, PR hygiene, release tagging.
Skill Claude CodeCodexGemini CLI
Go favors simplicity, explicitness, readability. Intentionally small language — resist importing patterns from other languages. Boring and obvious = idiomatic.
Skill Claude CodeCodexGemini CLI
Pre-flight checklists before coding, post-implementation self-review after. Catches arch violations, missing observability, security oversights.
Skill Claude CodeCodexGemini CLI
Structured incident workflow: severity classification, triage, diagnosis, mitigation, postmortem, and prevention. Template-driven with blameless review.
Skill Claude CodeCodexGemini CLI
Java rewards clarity, type safety, and robust ecosystem tooling. Modern Java (17+ LTS) favors records, sealed classes, and pattern matching. Idiomatic Java = clean, readable, framework-aware.
Skill Claude CodeCodexGemini CLI
Modern JavaScript (ES2024+) rewards modules, async/await, and functional patterns. Idiomatic JS = strict mode, modular, well-tested. When TypeScript is available, prefer it — see typescript-idioms.
Skill Claude CodeCodexGemini CLI
Kotlin rewards conciseness, null safety, and coroutine-based concurrency. Idiomatic Kotlin = safe, expressive, interop-aware.
Skill Claude CodeCodexGemini CLI
Laravel rewards convention, Eloquent, and expressive syntax. Idiomatic Laravel = DRY, service-oriented, well-tested.
Skill Claude CodeCodexGemini CLI
Structured logging and observability patterns: log levels, structured fields, correlation IDs, language-specific logger setup.
Skill Claude CodeCodexGemini CLI
ML pipeline design, feature engineering, model training/serving, experiment tracking, model validation, and MLOps principles.
Skill Claude CodeCodexGemini CLI
Distinctive, production-grade mobile interfaces for Flutter/RN. Platform-native patterns, adaptive layouts, fluid motion. iOS/Android conventions.