The 10 Commandments for the Perfect Application Release

by the Red Public Team

In the world of software, an application release is the moment when every component, every technical decision and every step of the development cycle is put to the test in a real environment. It is also the moment when tensions, unexpected events and the consequences of wrong choices can turn into costly incidents.

From theory to practice, as we know, the transition is not always as linear as one would like. From the field experience of a developer and a tester, here are the 10 fundamental commandments for achieving a perfect release.

1. You shall plan with precision
Lack of planning is the root of most incidents: misaligned deadlines, unmapped dependencies, forgotten activities. Planning means deciding clearly what to release, when to do it, and what risks are present. Having clear timelines is essential: every team member must have no doubts about the activities to be carried out and the timing.

2. You shall automate builds and deployment
Automation is what distinguishes a modern process from a vulnerable one. Organizations that achieve mature practices gain control of the process precisely through automated and repeatable workflows. Eliminating manual steps means eliminating variability, which is the main cause of errors in production.

3. You shall test thoroughly
Tests are your insurance policy; rigor is required. Once the checks on the new functionalities have been completed, the process moves on to smoke tests. These are quick tests, focused on core functionalities, and they answer a simple question: is the system alive and working? If a smoke test fails, it is an immediate signal: stop, investigate, consider a rollback.

4. You shall document every change
Traceability is not a formal exercise: it is an operational necessity. When a problem emerges weeks later, documentation is the only thing that makes it possible to reconstruct what changed and why. The test book is fundamental: here, in a more or less discursive way, the steps to be carried out during testing are listed. This tool not only keeps track of the work performed, but also provides protection in the event of anomalies. Documenting means building technical memory.

5. You shall involve the team in the review
Not everyone takes part in drafting the requirements, but no one should have doubts about the functionalities they are working on. Technical documents must be shared in advance and provide information that leaves no room for interpretation. In addition, for those who carry out testing, a practical demonstration by the developers is an excellent way to fully understand the enhancements that will be released.

6. You shall set up a staging environment identical to production
A test is worth nothing if it is carried out in an environment that does not replicate production. Staging must be identical: the hardware must reproduce all the combinations present in production, and the same applies to the software and the data that feeds it. Ideally, at least three environments should be available: the first to test functionalities during development, the second for non-regression testing, and the third to replicate any bugs present in production.

7. You shall always prepare a rollback plan
Before deploying, you need to know how to go back. A clear rollback plan, tested and known by the entire team, is your safety net. Which commands to execute, in what order, who makes the decision: everything must be documented and tested. Speed of recovery is more important than the cause.

8. You shall monitor post-deploy behavior
The first minutes after a release are the most critical: this is when errors appear and metrics deviate. Observing response time, error rate and resource usage in real time makes it possible to identify anomalies before they become incidents. Well-configured dashboards, calibrated alerts and centralized logs transform a deployment from “let’s hope it goes well” into “we know what is happening.”

9. You shall communicate clearly with all stakeholders
Communicating means reducing uncertainty and building trust. A release does not concern developers only. It concerns customer service, which must respond to users; the business, which must understand the impact; and end users, who must be prepared for the changes. Relationships between the software provider and the client may not always be idyllic, but if communication is frank, obstacles are resolved more quickly.

10. You shall learn from every release
In the days following the release, it may be useful for those who work on the software to support those who use it every day, in order to collect feedback, proposals and suggestions useful for future developments. Every release, whether good or bad, contains lessons. Post-release retrospectives serve to capture them. What worked? What needs to be improved? Which risks had we not foreseen? Documenting these learnings and turning them into concrete actions builds an increasingly robust process. It is not bureaucracy: it is continuous improvement.

The perfect release does not exist; pre-release madness is never lacking. However, a path of technical and organizational maturity is possible: it requires discipline, automation and communication. High-performing teams release more often because they have solid processes and mature tools. Every organization can undertake this path: start from where you are, improve one release at a time.

Sources

DORA – DevOps Research and Assessment, Accelerate State of DevOps Report 2022.
Puppet / Perforce, State of Platform Engineering 2024.
Alpacked, Top 12 DevOps Trends for 2023.