Developer Documents On-Prem Linux Deployment Lessons After Client Ditched AWS

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A developer was asked by a client to deploy two separate applications on client-owned Linux servers instead of managed AWS infrastructure, ruling out tools like ECS, RDS, and CloudWatch. The two servers presented entirely different constraints: one permitted Docker, while the other offered only a shell account with no sudo access. This forced the developer to manually handle responsibilities typically abstracted by cloud services, including process supervision, reverse proxying, TLS termination, logging, and automatic recovery after reboots. The experience prompted the creation of a structured deployment checklist covering eight core areas, from runtime and networking to observability and persistence. The developer concluded that deployment is not a single action but a layered set of responsibilities that cloud platforms quietly manage on a developer's behalf.

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