Tools
| Programming languages | ||||
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| Python | C# | C++ | Java | R |
| Web development | ||||
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| HTML | CSS | JavaScript | PHP | Node.js |
| Back-end frameworks | |||
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| Django | ASP.NET Core | Express | Flask |
| Databases | |||
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| MySQL | SQL Server | MongoDB | PostgreSQL |
| Virtualisation | |
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| Docker | Kubernetes |
| Operating systems | ||
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| Windows | MacOS | Linux |
| Cloud computing | |
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| AWS | Azure |
| Automation (IAC) | ||
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| Puppet | Terraform | Vagrant |
| Other |
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| Adobe Illustrator |