diff --git a/dev/gitlab/deployment.yaml b/dev/gitlab/deployment.yaml
index 13d9399..0e83081 100644
--- a/dev/gitlab/deployment.yaml
+++ b/dev/gitlab/deployment.yaml
@@ -1,3 +1,4 @@
+# Deployment
 apiVersion: apps/v1
 kind: Deployment
 metadata:
@@ -38,27 +39,26 @@ spec:
               name: gitlab-pv-logs-dev
             - mountPath: /var/opt/gitlab
               name: gitlab-pv-data-dev
-
-          # livenessProbe:
-          #   failureThreshold: 3
-          #   httpGet:
-          #     path: /
-          #     port: jira-http
-          #     scheme: HTTP
-          #   initialDelaySeconds: 300
-          #   periodSeconds: 10
-          #   successThreshold: 1
-          #   timeoutSeconds: 5
-          # readinessProbe:
-          #   failureThreshold: 3
-          #   httpGet:
-          #     path: /
-          #     port: jira-http
-          #     scheme: HTTP
-          #   initialDelaySeconds: 300
-          #   periodSeconds: 10
-          #   successThreshold: 1
-          #   timeoutSeconds: 3
+          livenessProbe:
+            failureThreshold: 3
+            httpGet:
+              path: /
+              port: gitlab-http
+              scheme: HTTP
+            initialDelaySeconds: 300
+            periodSeconds: 10
+            successThreshold: 1
+            timeoutSeconds: 5
+          readinessProbe:
+            failureThreshold: 3
+            httpGet:
+              path: /
+              port: gitlab-http
+              scheme: HTTP
+            initialDelaySeconds: 300
+            periodSeconds: 10
+            successThreshold: 1
+            timeoutSeconds: 3
       volumes:
         - name: gitlab-pv-config-dev
           persistentVolumeClaim:
@@ -70,6 +70,7 @@ spec:
           persistentVolumeClaim:
             claimName: gitlab-pvc-data-dev
 ---
+# Persistent Volume Claims description
 apiVersion: v1
 kind: PersistentVolumeClaim
 metadata:
@@ -115,6 +116,7 @@ spec:
     requests:
       storage: 2Gi
 ---
+# Service description
 kind: Service
 apiVersion: v1
 metadata:
@@ -129,6 +131,7 @@ spec:
       targetPort: gitlab-http
   type: NodePort
 ---
+# Ingress description
 apiVersion: networking.k8s.io/v1beta1
 kind: Ingress
 metadata:
diff --git a/dev/psql/deployment.yaml b/dev/psql/deployment.yaml
new file mode 100644
index 0000000..94cd5f5
--- /dev/null
+++ b/dev/psql/deployment.yaml
@@ -0,0 +1,88 @@
+# Deployment description
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: postgres--deployment
+  namespace: dev-environment
+  labels:
+    app: postgres-dev
+spec:
+  strategy:
+    type: Recreate
+  replicas: 1
+  selector:
+    matchLabels:
+      app: postgres-dev
+  template:
+    metadata:
+      labels:
+        app: postgres-dev
+    spec:
+      containers:
+        - name: postgres
+          image: postgres:11.12
+          resources:
+            requests:
+              memory: "256Mi"
+              cpu: "100m"
+            limits:
+              memory: "512Mi"
+              cpu: "4"
+          ports:
+            - containerPort: 5432
+          envFrom:
+            - configMapRef:
+                name: postgres-config
+          volumeMounts:
+            - mountPath: /var/lib/postgresql/data
+              name: postgredb-pv-dev
+              subPath: postgres
+      volumes:
+        - name: postgredb-pv-dev
+          persistentVolumeClaim:
+            claimName: postgres-pvc-dev
+---
+# Persistent Volume Claim description
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: postgres-pvc-dev
+  namespace: dev-environment
+  labels:
+    app: postgres-dev
+spec:
+  storageClassName: longhorn
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 2Gi
+---
+# ConfigMap description
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgres-config
+  namespace: dev-environment
+  labels:
+    app: postgres-dev
+data:
+  POSTGRES_DB: postgresdb
+  POSTGRES_USER: postgresadmin
+  POSTGRES_PASSWORD: Semapp123456!
+---
+# PostgreSQL StatefulSet Service
+apiVersion: v1
+kind: Service
+metadata:
+  name: postgres-lb
+  namespace: dev-environment
+spec:
+  selector:
+    app: postgres-dev
+  type: LoadBalancer
+  ports:
+    - port: 5432
+      targetPort: 5432
+
+---
\ No newline at end of file