diff --git a/backend/docker/Dockerfile b/backend/docker/Dockerfile
index 933ebce7..d35fd40e 100644
--- a/backend/docker/Dockerfile
+++ b/backend/docker/Dockerfile
@@ -1,5 +1,5 @@
 # Pull base image
-FROM python:3.10.12-slim-buster
+FROM public.ecr.aws/lambda/python:3.10
 
 # Set environment variables
 ENV PYTHONDONTWRITEBYTECODE 1
diff --git a/backend/docker/Dockerfile.lambda b/backend/docker/Dockerfile.lambda
deleted file mode 100644
index 4d54befe..00000000
--- a/backend/docker/Dockerfile.lambda
+++ /dev/null
@@ -1,11 +0,0 @@
-FROM python:3.10.12-slim-buster
-
-WORKDIR /var/task
-
-# Install python dependencies
-COPY ./requirements/base.txt ./requirements/base.txt
-RUN pip install --upgrade pip
-RUN pip install -r requirements/base.txt
-
-# Copy project
-COPY . .
diff --git a/backend/docker/lambda.Dockerfile b/backend/docker/lambda.Dockerfile
new file mode 100644
index 00000000..f64eec03
--- /dev/null
+++ b/backend/docker/lambda.Dockerfile
@@ -0,0 +1,22 @@
+FROM public.ecr.aws/lambda/python:3.10
+
+# Set environment variables
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+# Set work directory
+WORKDIR /app
+
+# Install system dependencies
+#RUN apt-get update && apt-get install -y netcat-openbsd
+
+# Install python dependencies
+COPY ./requirements/base.txt ./requirements/base.txt
+RUN pip install --upgrade pip
+RUN pip install -r requirements/base.txt
+
+# Copy project
+COPY . .
+
+# command to run on container start
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]
diff --git a/backend/requirements/base.txt b/backend/requirements/base.txt
index 923f17f9..5a1693c4 100644
--- a/backend/requirements/base.txt
+++ b/backend/requirements/base.txt
@@ -1,7 +1,7 @@
 anyio==3.7.1
 cffi==1.15.1
 click==8.1.3
-cryptography==41.0.1
+cryptography==37.0.4
 ecdsa==0.18.0
 exceptiongroup==1.1.2
 fastapi==0.99.1
diff --git a/backend/test_event.json b/backend/test_event.json
new file mode 100644
index 00000000..19fe7aba
--- /dev/null
+++ b/backend/test_event.json
@@ -0,0 +1,9 @@
+{
+    "httpMethod": "POST",
+    "path": "/v1/plan/trigger",
+    "headers": {
+        "x-api-key": "4QPwbB6hEdUloDVtbBJCUTfGBdBgWwpeavWQ7t5Z",
+        "Authorization": "Bearer 4QPwbB6hEdUloDVtbBJCUTfGBdBgWwpeavWQ7t5Z"
+    },
+    "body": "{\"goal\": \"epc\", \"goal_value\": \"c\", \"portfolio_id\": 1, \"trigger_file_path\": \"test\", \"housing_type\": \"social\"}"
+}