Free resources

Claude Code skills, technical interviews and developer job search.

Download 6 Claude Code skills, runnable projects, interview exercises and a CV-to-job review workflow. Every pack lists exactly what is included.

2 Claude Code skills for reviewing code changes

Identify rules Claude Code must preserve, check for changes outside your request and see which tests are missing before deploying. Includes 2 skills, a CLAUDE.md template and a local exercise.

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5 AI agent bugs: reproduce and debug them

Practise reproducing AI agent failures, finding their cause and testing a fix. Includes 5 Node.js refund-agent examples and the /dm-agent-debug skill.

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12 questions for your AI agent engineering interview

Practise explaining agent architecture decisions in an interview: API calls, failures and repeated requests. Includes 12 questions, answer notes, code and an interviewer skill.

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45-minute coding interview practice: 4 algorithm patterns

Practise implementing and explaining solutions in a coding interview. Includes 4 JavaScript exercises, a 45-minute timer, tests, hints and a Claude Code interviewer skill.

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Compare your CV with a job description using Claude Code

A skill that maps job requirements to evidence in your CV, identifies gaps and drafts a recruiter message. Includes a tracker and search templates.

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Ready for your next step?

Choose the support you need: build with AI, prepare for interviews, or find opportunities.

AI engineering book

Cover of the book Se você não é o modelo, você é o harness, by Lucas Albuquerque
Lucas Albuquerque / DEVSMAFIA

Go beyond generating code

Learn the engineering behind agents by building an AI Interviewer. Book in Brazilian Portuguese.

  • ✓ The full book as a PDF
  • ✓ Hands-on examples
  • ✓ 15 interview questions with answers
  • ✓ AI engineering glossary

R$ 97 · One-time payment

No subscription. No monthly fee. Instant access after payment.

Coding Interview

200 problems, executable tests and explained solutions. Lifetime access.

Job agent

R$ 197/month. Billed monthly by card. Cancel anytime.

Want individual guidance until you land your next role? Work with Lucas on preparation, positioning and interviews.

Apply for mentorship

Materiais gratuitos / Free resources | DEVSMAFIA