ν”Όλ“œλ‘œ λŒμ•„κ°€κΈ°
Stop Building Multi-Tenant SaaS From Scratch. I Open-Sourced My Foundation. πŸš€
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Backend

λ©€ν‹° ν…Œλ„Œμ‹œ 인증을 Boring Code둜 ν•΄κ²°ν•œ μ˜€ν”ˆμ†ŒμŠ€ ν”„λ ˆμž„μ›Œν¬ 곡개

Stop Building Multi-Tenant SaaS From Scratch. I Open-Sourced My Foundation. πŸš€

Jackson Kasi2026λ…„ 4μ›” 2일1λΆ„intermediate

AI μš”μ•½

Context

SaaS ν”„λ‘œμ νŠΈμ—μ„œ orgId 기반 ifλ¬Έ 인증 둜직이 spaghetti μ½”λ“œλ‘œ ν™•μ‚°λ˜λŠ” λ¬Έμ œκ°€ 반볡 λ°œμƒν•¨. ν™•μž₯ μ‹œ λ³΄μ•ˆμ„ 보μž₯ν•˜λ©΄μ„œ 닀쀑 ν…Œλ„ŒνŠΈλ₯Ό κ²©λ¦¬ν•˜λŠ” 체계적 기반이 λΆ€μž¬ν•¨.

Technical Solution

  • Bun + Hono: cold start μ—†λŠ” lightning-fast API λŸ°νƒ€μž„ ꡬ좕함
  • Organization Isolation Logic: μ„Έμ…˜, μ‚¬μš©μž, 쑰직을 λ°μ΄ν„°λ² μ΄μŠ€ μˆ˜μ€€μ—μ„œ μ—„κ²©νžˆ 뢄리함
  • better-auth + Zepto Mail: Magic Link 인증과 μ΄ˆλŒ€ 기반 멀버 관리 νŒŒμ΄ν”„λΌμΈ κ΅¬ν˜„ν•¨
  • Drizzle ORM: PostgreSQL μœ„ νƒ€μž… 세이프 SQL λ ˆμ΄μ–΄λ‘œ 쿼리 μ‹ λ’°μ„± 확보함
  • Multi-Step Onboarding: μ˜¨λ³΄λ”© λ§ˆλ²•μ‚¬ μ›Œν¬ν”Œλ‘œμš°λ‘œ μ‚¬μš©μž μ „ν™˜μœ¨ κ°œμ„ ν•¨

Impact

60초 이내 κ°œλ°œν™˜κ²½ ꡬ좕 κ°€λŠ₯함. κΈ°μ‘΄ 직접 κ΅¬ν˜„ λŒ€λΉ„ μˆ˜μ‹­ μ‹œκ°„ 단좕 μ˜ˆμƒν•¨.

Key Takeaway

"Magic" ν”„λ ˆμž„μ›Œν¬λ³΄λ‹€ λͺ…μ‹œμ μ΄κ³  예츑 κ°€λŠ₯ν•œ Boring Codeκ°€ λ©€ν‹° ν…Œλ„Œμ‹œ 신뒰성을 ν™•λ³΄ν•˜λŠ” ν•΅μ‹¬μž„.

μ‹€μ²œ 포인트

λ©€ν‹° ν…Œλ„Œμ‹œ SaaS 개발 μ‹œ tenant boundaryλ₯Ό λ°μ΄ν„°λ² μ΄μŠ€ 섀계 λ‹¨κ³„μ—μ„œ enforced isolation으둜 κ΅¬ν˜„ν•˜λ©΄ λŸ°νƒ€μž„ auth 체크 뢀담을 μ΅œμ†Œν™”ν•  수 있음. Bun + Hono μŠ€νƒμœΌλ‘œ API 응닡 속도λ₯Ό ν™•λ³΄ν•˜λ©΄μ„œ Drizzle의 νƒ€μž… 세이프함을 ν™œμš©ν•  것.

νƒœκ·Έ

#Drizzle#Multi-Tenancy#Authentication#Bun#Hono
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