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Found 2,416 Skills
Use when optimizing conversion rates, designing A/B tests, or improving landing pages. Covers A/B testing methodology, landing page optimization, form design, statistical significance, funnel analysis, and CRO prioritization frameworks.
Production-grade backend service development across Node.js (Express/Fastify/NestJS/Hono), Bun, Python (FastAPI), Go, and Rust (Axum), with PostgreSQL and common ORMs (Prisma/Drizzle/SQLAlchemy/GORM/SeaORM). Use for REST/GraphQL/tRPC APIs, auth (OIDC/OAuth), caching, background jobs, observability (OpenTelemetry), testing, deployment readiness, and zero-trust defaults.
Create, edit, audit, and extract Excel spreadsheets (.xlsx): generate reports/exports, apply formulas/formatting/charts/data validation, parse existing workbooks, and avoid spreadsheet risks (formula injection, broken links, hidden rows). Supports ExcelJS, openpyxl, pandas, XlsxWriter, and SheetJS.
Predict market/tech/business-model trends and market-entry timing (enter/wait/avoid) by analyzing 2-3 years of signals to forecast 1-2 years ahead; use for questions like market timing, trend trajectory (rising/peaking/declining), adoption curve stage, or what comes next.
Build voice-enabled AI applications with speech recognition, text-to-speech, and voice-based interactions. Supports multiple voice providers and real-time processing. Use when creating voice assistants, voice-controlled applications, audio interfaces, or hands-free AI systems.
Use Git worktrees for isolated work environments. Creates separate working directories for parallel development on different branches.
Process and manipulate spreadsheet documents. Creates, edits, analyzes, and transforms Excel files with formula and formatting support.
Audit web pages for performance optimization following PageSpeed Insights guidelines. Use when analyzing page performance, optimizing web applications, reviewing performance metrics, implementing Core Web Vitals improvements, or when the user mentions page speed, performance optimization, Lighthouse scores, or Core Web Vitals.
Generate conventional git commit messages following Angular convention format. Use this skill when creating commits, writing commit messages, or reviewing git history. Triggers include "git commit", "commit message", "changelog", or requests to version control changes.
Draft high-performing LinkedIn posts using learnings from tweet performance data and 0 Finance messaging guidelines
Modern application security patterns aligned with OWASP Top 10:2025 (final), OWASP API Security Top 10 (2023), NIST SSDF, zero trust (incl. NSA ZIGs 2026), supply chain security (SBOM), passkeys/WebAuthn, authentication, authorization, input validation, cryptography, plus security ROI, breach cost modeling, and compliance-driven enterprise sales.
Generate images using Qwen Image API (Alibaba Cloud DashScope). Use when users request image generation with Chinese prompts or need high-quality AI-generated images from text descriptions.