m a developer. I've been doing it for 25 years.
During these years I've worked in IT companies, on the customer side, alone and in professional teams.
Most of my experience is working with databases, business applications (ERP, OLAP, BI and so on). Tech stacks: Golang, C# (from version 2 to the current one), SQL (Microsoft SQL since 6.5 version, Postgres), Python, Delphi/Embarcadero, AccountingSuite (low-code ERP vendor).
I also have experience and projects on the web using NodeJS, TypeScript, AngularJS, Vue, React.
I am a certified expert in high load relational databases. And I am a certified specialist for AccountingSuite (ERP).