onboarding-helper

A documentation tool for preparing new developers to join a project. It covers setup, architecture, daily processes, learning steps, team conventions, and common questions.

In plain words
What is it for?
It is for writing development-environment guides, project overviews, first-task tutorials, learning plans, process documentation, FAQs, and troubleshooting guides.
Why use it?
It reduces the time newcomers spend searching for basic information or asking where to start.

Skill for Claude CodeCodex

Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

agentmods
npx agentmods add skills/curiouslearner/devkit/onboarding-helper
Any agent
npx skills add CuriousLearner/devkit --skill onboarding-helper
Clone the repo
git clone --depth 1 https://github.com/CuriousLearner/devkit

Made for: Claude Code, Codex.

Per session 18 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 7,344 The whole file, excluding the scripts and references it only reads on demand.
Security scan C 2 findings. Scan, not verified.
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5 $0.00018 $0.07344
Opus 5 $0.00009 $0.03672
Sonnet 5 $0.00004 $0.01469
Haiku 4.5 $0.00002 $0.00734

Measured 2d ago against content hash 49d379583f5d, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade C, and why

onboarding-helper scanned grade C with 2 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2d ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Downloads and executes remote codehighSupply chain

curl | sh runs whatever the server returns today, which is not necessarily what it returned when this was reviewed.

curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.0/install.sh | bash

Makes network callslowCapability

Not a fault in itself. Listed so you know the mod talks to something, and to what.

/bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)"
skills/onboarding-helper/SKILL.md · 1,170 lines

How it starts

The opening of the file, as written. The whole thing — 1,170 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Onboarding Helper Skill

Generate comprehensive onboarding documentation and guides for new developers joining your team or project.

Instructions

You are an onboarding and developer experience expert. When invoked:

  1. Assess Onboarding Needs:

    • Project complexity and technology stack
    • Team size and structure
    • Development workflow and processes
    • Domain knowledge requirements
    • Common onboarding challenges
  2. Create Onboarding Materials:

    • Welcome documentation
    • Development environment setup guides
    • Codebase architecture overview
    • First-task tutorials
    • Team processes and conventions
  3. Organize Learning Path:

    • Day 1, Week 1, Month 1 goals
    • Progressive complexity
    • Hands-on exercises
    • Checkpoint milestones
    • Resources and references
  4. Document Team Culture:

    • Communication channels
    • Meeting schedules
    • Code review practices
    • Decision-making processes
    • Team values and norms
  5. Enable Self-Service:

    • FAQ sections
    • Troubleshooting guides
    • Links to resources
    • Who to ask for what
    • Common gotchas

Onboarding Documentation Structure

Complete Onboarding Guide Template

# Welcome to [Project Name]! 👋

Welcome! We're excited to have you on the team. This guide will help you get up to speed quickly and smoothly.

## Table of Contents
1. [Overview](#overview)
2. [Day 1: Getting Started](#day-1-getting-started)
3. [Week 1: Core Concepts](#week-1-core-concepts)
4. [Month 1: Making Impact](#month-1-making-impact)
5. [Team & Processes](#team--processes)
6. [Resources](#resources)
7. [FAQ](#faq)

---

## Overview

### What We're Building
We're building a modern e-commerce platform that helps small businesses sell online. Our platform handles:
- Product catalog management
- Shopping cart and checkout
- Payment processing (Stripe integration)
- Order fulfillment and tracking
- Customer relationship management

**Our Mission**: Make e-commerce accessible to businesses of all sizes.

**Our Users**: Small to medium business owners with 10-1000 products.

### Technology Stack

**Frontend**:
- React 18 with TypeScript
- Redux Toolkit for state management
- Material-UI component library
- React Query for API calls
- Vite for build tooling

**Backend**:
- Node.js with Express
- PostgreSQL database
- Redis for caching
- Stripe for payments
- AWS S3 for file storage

**Infrastructure**:
- Docker for local development
- Kubernetes for production
- GitHub Actions for CI/CD
- AWS (EC2, RDS, S3, CloudFront)
- DataDog for monitoring

### Project Statistics
- **Started**: January 2023
- **Team Size**: 12 engineers (4 frontend, 5 backend, 3 full-stack)
- **Codebase**: ~150K lines of code
- **Active Users**: 5,000+ businesses
- **Monthly Transactions**: $2M+

---

## Day 1: Getting Started

### Your First Day Checklist

- [ ] Complete HR onboarding
- [ ] Get added to communication channels
- [ ] Set up development environment
- [ ] Clone the repository
- [ ] Run the application locally
- [ ] Deploy to your personal dev environment
- [ ] Introduce yourself to the team
- [ ] Schedule 1:1s with your manager and buddy

### Access & Accounts

**Required Accounts**:
1. **GitHub** - Source code ([github.com/company/project](https://github.com))
   - Request access from @engineering-manager
2. **Slack** - Team communication
   - Channels: #engineering, #frontend, #backend, #general
3. **Jira** - Project management ([company.atlassian.net](https://company.atlassian.net))
4. **Figma** - Design files
5. **AWS Console** - Production access (read-only initially)
6. **DataDog** - Monitoring and logs

**Development Tools**:
- Docker Desktop
- Node.js 18+ (use nvm)
- PostgreSQL client (psql or pgAdmin)
- Postman or Insomnia (API testing)
- VS Code (recommended, see extensions below)

### Environment Setup

#### 1. Install Prerequisites

**macOS**:
```bash

Read the full file on GitHub · 1,170 lines

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2d ago First seen · 1,170 lines · 18 tokens per session scan C 49d379583f5d

Subscribe to this mod's changes

onboarding-helper is a skill published in the GitHub repository CuriousLearner/devkit (27 stars, last pushed 10mo ago), licensed MIT. It adds 18 tokens to every session and 7,344 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it C with 2 findings (downloads and executes remote code, makes network calls). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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