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IntermediateAbout 30 minutes to set up

How to Use Claude Code as a Software Developer

Turn an AI coding agent from a novelty into a daily teammate — setup, workflow, and the habits that keep you in control.

Devin RaoStaff Engineer7 steps · 11 min read
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Claude Code is a terminal-based coding agent that reads your repository, edits files, runs commands, and explains its reasoning. Used well, it compresses hours of boilerplate and investigation into minutes — but only if you drive it like a teammate, not a magic box.

This guide covers the workflow that separates developers who ship faster with an agent from those who end up cleaning up after one.

Before you start

  • A terminal and a project in a git repository
  • Node.js installed (for the CLI)
  • An Anthropic account with Claude Code access
  • Familiarity with reviewing diffs and pull requests

The steps

  1. 1

    Install the CLI and authenticate

    Install Claude Code, run it inside your project directory, and complete the login flow. Working from the repo root gives the agent the context it needs.

  2. 2

    Write a CLAUDE.md to teach it your project

    Add a short file describing your stack, conventions, test commands, and any landmines. The agent reads it automatically and stops guessing how your code works.

  3. 3

    Start with a small, well-scoped task

    Ask for one concrete change — 'add input validation to the signup form' — rather than 'refactor the app'. Tight scope produces reviewable diffs and fewer surprises.

  4. 4

    Read the plan before you approve actions

    Let the agent describe what it intends to do, then approve file edits and commands deliberately. Treat every change like a teammate's pull request.

  5. 5

    Run the tests and let it fix failures

    Point the agent at your test command. When something breaks, paste the output back — iterating on real failures is where an agent shines.

  6. 6

    Commit in small, logical chunks

    Ask it to commit each coherent unit of work separately. Small commits make it trivial to roll back one decision without losing the rest.

  7. 7

    Review, then own the result

    Read the final diff yourself before merging. The agent accelerates you, but the code is still yours to understand and defend.

Pro tips

  • Keep a scratch branch — let the agent experiment freely where mistakes are cheap.
  • If it heads the wrong way, stop and re-prompt rather than letting it dig deeper.
  • The clearer your request, the better the output. Vague prompts get vague code.