Why I Built Pluto: The Internal Email Validation Engine Behind Keplars

📰 Dev.to · Deb Singha

Learn how to build an internal email validation engine to improve email infrastructure, and why it matters for reliable email sending

intermediate Published 30 May 2026
Action Steps
  1. Build an internal email validation engine using programming languages like Python or Java to validate email addresses before sending
  2. Configure SMTP servers to work with the validation engine
  3. Test the validation engine with various email address formats and edge cases
  4. Implement a feedback loop to update the validation engine based on email delivery failures
  5. Integrate the validation engine with existing email infrastructure using APIs or message queues
Who Needs to Know This

Developers and engineers working on email infrastructure or building applications that send emails can benefit from this knowledge to ensure reliable and efficient email delivery

Key Insight

💡 Validating email addresses before sending can significantly reduce email delivery failures and improve overall email infrastructure reliability

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💡 Improve email infrastructure with an internal email validation engine! 📧

Key Takeaways

Learn how to build an internal email validation engine to improve email infrastructure, and why it matters for reliable email sending

Full Article

When most people think about email infrastructure, they usually think about sending emails. SMTP...
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