Alireza Rezvani

Creates test starters for React and Next.js applications and analyzes coverage reports to find untested code. Supports unit, integration, and browser-based tests, simulated API responses, reusable test data, and test runner configuration.

中文简介正在准备中。当前显示英语简介。

• Generating test starters for React components
• Finding untested code before a release
• Creating browser tests from Next.js routes

Review database structures and relationships, identify design issues, and generate relationship diagrams. The skill recommends indexes, which help queries find data efficiently, and prepares migration steps with validation and rollback planning.

中文简介正在准备中。当前显示英语简介。

• Reviewing table structures and relationships
• Improving indexes for frequent queries
• Planning database changes without downtime

Capture an entire web page as a PNG, including content below the visible screen. Handle internal scrolling areas and images that load during scrolling, with tiled capture for very tall pages and support for already-open tabs.

中文简介正在准备中。当前显示英语简介。

• Saving an entire article as an image
• Capturing a dashboard with internal scrolling
• Capturing a page in an already signed-in tab

Plan, review, and retire feature flags, switches that control feature availability. Includes tools to identify aging flags, generate phased release schedules, and check that documentation records ownership and emergency shutdown procedures.

中文简介正在准备中。当前显示英语简介。

• Plan a phased release for a new feature
• Identify old flags for cleanup
• Audit emergency shutdown documentation

Audit dependency files across eight language ecosystems for built-in vulnerability patterns, license conflicts, and indirect dependency risks. Generate a prioritized upgrade plan with testing and rollback notes, and pair results with live audit tools for current vulnerability coverage.

中文简介正在准备中。当前显示英语简介。

• Auditing third-party packages before a release
• Checking dependencies against built-in CVE patterns
• Reviewing license conflicts across dependency chains

Build Playwright workflows for collecting website data, filling forms, and saving screenshots or PDFs. Covers multi-page extraction, saved login sessions, and recovery from failures, with script generators for scraping and form automation.

中文简介正在准备中。当前显示英语简介。

• Collect product data across multiple pages
• Automate forms and report downloads after login
• Save web pages as screenshots or PDFs

Plan controlled failure experiments to uncover system weaknesses. Define normal operating metrics, estimate affected users and reliability risk, set abort and recovery conditions, and turn experiment results into a structured review with follow-up actions.

中文简介正在准备中。当前显示英语简介。

• Designing a controlled failure experiment
• Estimating affected users and reliability risk
• Planning a team failure response exercise

Integrate Stripe payments and subscriptions into web applications, including trials, prorated plan changes, usage billing, customer portals, and invoices. Follow implementation patterns and local testing steps, with webhook signature checks and duplicate event handling to support reliable billing updates.

中文简介正在准备中。当前显示英语简介。

• Add subscription checkout with a free trial
• Implement plan changes with a proration preview
• Add usage-based billing to a subscription product

Plan and analyze A/B tests, prepare tabular data, and train and evaluate prediction models. Estimate intervention effects from observational data, track model experiments with MLflow, and translate statistical findings into business decisions.

中文简介正在准备中。当前显示英语简介。

• Planning A/B test sample sizes and analyzing results
• Preparing tabular data for prediction models
• Comparing model performance and recording experiments

Find the right skill among 37 advanced engineering options for architecture, development, automation, and operations. The index maps tasks to individual skills, helping you choose which instructions to load for a specific job.

中文简介正在准备中。当前显示英语简介。

• Finding a skill for agent or RAG design
• Choosing database design and query optimization skills
• Finding deployment automation and monitoring skills

Find the engineering specialist skill that matches a task, from system design and frontend development to testing, security, and AI. This index explains each area of focus and directs agents to load the relevant skill’s instructions.

中文简介正在准备中。当前显示英语简介。

• Choosing a skill for system design or implementation
• Finding guidance for testing and code review
• Locating specialists for AI and data work

Repair an entire broken feature by mapping its files and dependencies, checking configuration and logs, and confirming root causes. Apply fixes in sequence, then test the feature and the code that uses it.

中文简介正在准备中。当前显示英语简介。

• Repairing a broken feature from start to finish
• Investigating imports and configuration together
• Finding root causes across multiple modules

Scan API route definitions and generate test files for authentication, input validation, error responses, pagination, uploads, and rate limits. Supports Next.js App Router, Express, FastAPI, and Django REST, with Node and Python test outputs.

中文简介正在准备中。当前显示英语简介。

• Creating test scaffolds for a new API
• Adding baseline tests to an existing API
• Checking API behavior against current route definitions

Analyze a codebase to draft onboarding documents covering project structure, technologies, local setup, and common tasks. Tailor the depth for junior engineers, senior developers, or contractors, with troubleshooting guidance and contribution checklists.

中文简介正在准备中。当前显示英语简介。

• Onboarding a new engineer or contractor
• Updating project guides after a major refactor
• Preparing technical handoff documentation

Plan Azure infrastructure around application needs, scale, and budget. Generate Bicep templates, files that define cloud resources as code, then review estimated costs, configure deployment pipelines, and check security settings before production.

中文简介正在准备中。当前显示英语简介。

• Planning Azure infrastructure for a web app
• Choosing services for microservices or event-driven processing
• Generating Bicep templates and deployment pipelines

Design workflows in which AI agents handle multiple steps or specialist tasks. Choose a suitable structure, generate starter configurations, and define information handoffs, retries, validation checks, and limits on cost and context size.

中文简介正在准备中。当前显示英语简介。

• Choosing between one agent and a multi-agent workflow
• Generating a starter configuration for a multi-step pipeline
• Defining information handoffs and error recovery rules

Design Google Cloud infrastructure around application needs, scale, and budget. Get service recommendations, cost estimates, infrastructure configuration files, and deployment guidance, with support for automated delivery and security configuration reviews.

中文简介正在准备中。当前显示英语简介。

• Designing a mobile backend on Cloud Run
• Planning a SaaS architecture on GKE
• Building an event analytics pipeline with BigQuery

Improve prompts through test cases and baseline comparisons, measure how well AI answers use retrieved sources, and check agent configurations. Includes Python tools for prompt analysis, retrieval quality reports, and token estimates, with costs calculated from supplied rates.

中文简介正在准备中。当前显示英语简介。

• Compare prompt revisions against a baseline
• Measure answer quality against retrieved sources
• Check agent tool settings and loop risks

Choose a web application stack, generate a starter project, and assess existing code quality. Uses team size, release frequency, audience, and budget to guide recommendations, with reports covering security, complexity, dependencies, and prioritized improvements.

中文简介正在准备中。当前显示英语简介。

• Generating a starter project for a web application
• Choosing a technology stack within team and budget constraints
• Reviewing code security and complexity

Build websites with layered depth, scroll-driven transitions, and animated text using static images, CSS, and JavaScript. The skill covers asset inspection, visual planning, implementation, and checks for performance and motion accessibility.

中文简介正在准备中。当前显示英语简介。

• Build a product landing page with scroll-driven effects
• Add layered depth and animated text to an existing site
• Inspect image transparency and plan asset placement

Build automated emails for account registration, invoices, and notifications, from reusable templates to delivery service integration. Includes local previews, multilingual content, dark mode styling, and checks for delivery issues and tracking.

中文简介正在准备中。当前显示英语简介。

• Add registration and password reset emails
• Migrate to another email delivery provider
• Add multilingual content and dark mode

Compares frameworks, libraries, and cloud providers using weighted criteria. Helps teams choose technologies with estimates of five-year total ownership costs, security assessments, community health indicators, and migration effort, risks, and timelines.

中文简介正在准备中。当前显示英语简介。

• Comparing frameworks for a new project
• Estimating five-year technology ownership costs
• Assessing migration effort and risks

Review REST API specifications with automated checks for inconsistent conventions and breaking changes—changes that disrupt existing clients. Get a design grade, improvement recommendations, and tool reports to support release reviews and API migrations.

中文简介正在准备中。当前显示英语简介。

• Reviewing a pull request that changes API endpoints
• Checking compatibility before an API version migration
• Establishing shared API design standards

Analyze pull requests and source code across multiple programming languages to identify complexity, security risks, and structural problems. Produce prioritized findings and structured review reports to guide code review decisions.

中文简介正在准备中。当前显示英语简介。

• Prioritizing files for a pull request review
• Finding structural problems in source code
• Checking changes for exposed secrets and injection risks