landing-page-angle-tester

Professional backtesting framework for trading strategies. Tests SMA crossover, RSI, MACD, Bollinger Bands, and custom strategies on historical data. Generates equity curves, drawdown analysis, and performance metrics.

Run trading strategy backtests with natural language — powered by Vynn

Strict QA and test engineering skill for fullstack repositories. Use when writing test plans, implementing unit/integration/E2E tests, reproducing bugs, validating regressions, or preparing release readiness. Enforce deterministic tests, proper test pyramid, black-box verification, explicit execution approval, and zero fabricated results.

> Part of **[ScrapeClaw](https://www.scrapeclaw.cc/)** — a suite of production-ready, agentic social media scrapers for Instagram, YouTube, X/Twitter, and Facebook built with Python & Playwright, no API keys required.

Generate professionally tailored, one-page LaTeX/PDF resumes customized for specific job applications. Use this skill whenever the user mentions resume, CV, job application, JD, job description, tailoring a resume, applying for a job, 简历, 投递, 求职, 岗位, or wants to create/update a resume for a specific role — even if they just paste a job posting without explicitly asking for a resume. Also trigger when the user has resume files in their working directory and asks about job applications or career-related tasks.

Implements agents using Deep Agents. Use when building agents with create_deep_agent, configuring backends, defining subagents, adding middleware, or setting up human-in-the-loop workflows.

Reviews Deep Agents code for bugs, anti-patterns, and improvements. Use when reviewing code that uses create_deep_agent, backends, subagents, middleware, or human-in-the-loop patterns. Catches common configuration and usage mistakes.

Guides architectural decisions for Deep Agents applications. Use when deciding between Deep Agents vs alternatives, choosing backend strategies, designing subagent systems, or selecting middleware approaches.

## Trigger

Skill Tester

Generates high-converting landing pages as complete Next.js/React (TSX) components with Tailwind CSS. Creates hero sections, feature grids, pricing tables, FAQ accordions, testimonial blocks, and CTA sections using proven copy frameworks (PAS, AIDA, BAB). Outputs SEO meta tags, structured data, and performance-optimised code targeting Core Web Vitals (LCP < 1s, CLS < 0.1). Use when the user asks to create a landing page, marketing page, homepage, single-page site, lead capture page, campaign page, promo page, or conversion-optimised web page — or when they want to A/B test landing page variants or replace a static page with one designed to convert.

When the user wants to optimize, improve, or increase conversions on any marketing page — including homepage, landing pages, pricing pages, feature pages, or blog posts. Also use when the user says "CRO," "conversion rate optimization," "this page isn't converting," "improve conversions," or "why isn't this page working." For signup/registration flows, see signup-flow-cro. For post-signup activation, see onboarding-cro. For forms outside of signup, see form-cro. For popups/modals, see popup-cro.