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Vlad
Backend engineer
One of the three engineers at JVD Soft. The page exists but is not filled in yet: photo, stack, areas of ownership and contacts are added through the admin panel.
Favourite kind of task
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Languages
UA, EN
What I own on a project
My patch runs from the first mockup to production. Here is what that means in practice.
My projects and articles
All articles 
Qrenza
Catalog, ordering and analytics for any business with products or services. Customers scan a QR code and see the menu — no app, no paper, no waiting.
[cover]
Zero-downtime deploys on a single server: what it actually takes
Zero downtime does not start with Kubernetes. It starts with migrations that are compatible with the old code, and a health check that tells the truth. Here is the order of operations on an ordinary VPS running docker compose.
Questions about your task can come straight to me.
I will tell you what is realistic in your time and budget, and what is better simplified. No ten-page briefs.