03 / Service
Backend & APIs
in practice.
Create reliable services, integrations, and data boundaries around the real product need.
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What this includes
Good backend work makes the rest of the product calmer. I design clear contracts, validate input, model data deliberately, and make failure states visible instead of mysterious.
REST APIs and service boundaries
Authentication and request validation
Database design and integrations
Observable, maintainable backend behavior
Typical toolkit
Node.js / Express / PHP / Laravel / MySQL