DSΒ Forge

An interactive platform for mastering backend engineering fundamentals β€” see internals move, run real code, and reproduce production failures against a live backend, then explain them.

πŸ§ͺ The Lab
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Interactive visualizers of data-structure internals + production-pitfall labs backed by a real Spring Boot / PostgreSQL service (measured N+1, connection-pool exhaustion, deadlock).

HashMapUnion-FindQueue (ring buffer)N+1 query+ more
πŸ₯‹ Code Dojo

148 compiler-verified lessons across Java, Spring, SQL, Rust, Redis, Kafka

πŸ“š μ„œμž¬ (Library)

Read and annotate engineering PDFs

πŸŽ™οΈ My Voice

Practice speaking your answers out loud

Production Courses

AI, Frontend, PostgreSQL, Infrastructure, Go, Java/Spring, Kafka, MES, Redis, Rust β€” λͺ¨λ‘ DS Forge μ•ˆμ—μ„œ.

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everything else (archive) β†’