diff --git a/andipiee b/andipiee
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--- /dev/null
+++ b/andipiee
@@ -0,0 +1 @@
+Andi Prastyawan - Backend Engineer
diff --git a/hello_world b/hello_world
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--- /dev/null
+++ b/hello_world
@@ -0,0 +1,5 @@
+#!/usr/bin/env nix-shell
+#! nix-shell -i python -p python311 --pure
+#! nix-shell -I nixpkgs=https://github.com/NixOS/nixpkgs/archive/fb0c047e30b69696acc42e669d02452ca1b55755.tar.gz
+
+print("Hello World")
\ No newline at end of file