diff --git a/.gitignore b/.gitignore
index c9fd099..510cfd5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 src/constants.py
+data
diff --git a/src/database.py b/src/database.py
new file mode 100644
index 0000000..7b5ba78
--- /dev/null
+++ b/src/database.py
@@ -0,0 +1,15 @@
+from csv import DictReader
+
+
+def find_user(reader, id):
+    for row in reader:
+        if row["numero_de_documento"] == id or row["correo_institucional"] == id:
+            return row
+    raise Exception("Error: User not found")
+
+
+def search_csv(filepath, id):
+    with open(filepath) as csvfile:
+        reader = DictReader(csvfile)
+        user = find_user(reader, id)
+        return user