Machine Learning, Deep Learning, etc.

Hadoop, Spark, Cassandra, etc.

AWS, GCP, Azure, etc.

Raspberry Pi, etc.

Ansible, Vagrant, Serverspec, etc.

Docker, Kubernetes, CoreOS, etc.

Linux, Unix, Windows, etc.

Nginx, Apache, IIS, etc.

Java, Ruby, Python, etc.

Postman, Swagger, GraphQL, etc.

PostgreSQL, MongoDB, Redis, etc.

Git, Mercurial, etc.

Vim, Tmux, Zsh, etc.