How to Spot a Failing Software Project Before It Begins
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- Author
- Arif IkhsanudinBackend Developer
“We haven’t even started yet… so why does this feel risky?” That gut feeling is often your first — and best — warning sign.
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Stay up to date with practical insights on backend engineering, system design, and building reliable software.
OAuth2 and JWT in Spring Boot — Resource Server Configuration, Token Validation, and Claims Extraction
- Published
- Author
- Arif IkhsanudinBackend Developer
A Spring Boot service that protects resources with OAuth2 JWT tokens is a resource server. Configuring one correctly requires understanding token validation, claims extraction, scope-based authorization, and how to test without a live authorization server.
Read moreReviewing Code You Don't Fully Understand Is More Common Than You Think
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- Author
- Arif IkhsanudinBackend Developer
Most developers have approved a PR they didn't fully understand and said nothing. This is a competence problem less often than it's a process problem — and it's fixable without anyone having to admit ignorance.
Read moreSaying No as a Developer — When, How, and Why It Matters
- Published
- Author
- Arif IkhsanudinBackend Developer
Saying yes to everything isn't cooperation — it's a failure to take responsibility for the quality of what you ship. Here's how to push back constructively without becoming the person who blocks everything.
Read moreSecuring Microservices Is Harder Than Securing a Monolith
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- Author
- Arif IkhsanudinBackend Developer
A monolith has one trust boundary. Microservices have as many as you have services, and every internal network call is an attack surface if you treat your internal network as trusted.
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