Solo Developer Built a Gulf Nation's Port SSO Platform in 7 Months Using AI Coding Tools

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A solution architect with 17 years of experience served as the sole feature developer on a national single-sign-on platform for a Gulf country's port and logistics sector from December 2025 to July 2026. The system, now live in production, involved 602 commits and roughly 184,000 lines of code changed across 1,423 files, covering 83 REST endpoints and 62 Angular components. The developer estimated the project would have required three to four engineers over three months without AI assistance, with Claude handling a significant portion of the code authoring. The architecture followed a strict hexagonal design with CQRS, ensuring the core domain layer remained entirely free of framework dependencies — a standard the developer notes most projects claiming the pattern fail to meet. Notable engineering challenges included building a manual X.509 metadata parser for a malformed government certificate, implementing hot-reloadable certificate logic that later self-healed during a live rotation, and correctly diagnosing unstable government APIs rather than pursuing a false network latency issue.

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ProgrammingDEV Community ·

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ProgrammingDEV Community ·

MemoFS Gives AI Coding Agents Persistent Memory Across Sessions and Subagents

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