diff --git a/.circleci/config.yml b/.circleci/config.yml
index 8edaa05..4cf0c84 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,6 +4,12 @@ jobs:
   server:
     docker:
       - image: circleci/golang:1.12
+        environment:
+          - POSTGRES_CONNECTION_STRING=postgres://circle:test@localhost:5432/circle_test?sslmode=disable
+      - image: circleci/postgres:11.2-alpine
+        environment:
+          - POSTGRES_USER=circle
+          - POSTGRES_PASSWORD=test
     working_directory: ~/offen/server
     steps:
       - checkout:
@@ -17,9 +23,19 @@ jobs:
           paths:
             - /go/pkg/mod
           key: offen-server-{{ checksum "go.mod" }}
+      - run:
+          name: Waiting for Postgres to be ready
+          command: |
+            for i in `seq 1 10`;
+            do
+              nc -z localhost 5432 && echo Success && exit 0
+              echo -n .
+              sleep 1
+            done
+            echo Failed waiting for Postgres && exit 1
       - run:
           name: Run tests
-          command: make test
+          command: make test-ci
 
 workflows:
   version: 2
diff --git a/README.md b/README.md
index 1e495bc..9a2104c 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,30 @@ Development of __offen__ has just started, so instructions are rare and things w
 
 Guidelines for running and developing the Software will be added when it makes sense to do so. Feel free to open an issue if you have a question.
 
+### Developing the application
+
+#### `server`
+
+To work on the `server` you will need to install `docker-compose` and Go 1.12+.
+
+First, bootstrap the dockerized Postgres database used for development:
+
+```
+docker-compose run server make bootstrap
+```
+
+Run the server:
+
+```
+docker-compose up
+```
+
+Run the tests:
+
+```
+docker-compose run server make
+```
+
 ### License
 
 MIT © [Frederik Ring](https://www.frederikring.com), [Hendrik Niefeld](http://niefeld.com/)
diff --git a/docker-compose.yml b/docker-compose.yml
index 04c45f3..d8104e2 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,6 +6,14 @@ server:
     - $GOPATH/pkg/mod:/go/pkg/mod
   environment:
     - GOPATH=/go
+    - POSTGRES_CONNECTION_STRING=postgres://postgres:develop@database:5432/postgres?sslmode=disable
   ports:
     - 8080:8080
-  command: go run cmd/server/main.go
+  command: go run cmd/server/main.go -conn postgres://postgres:develop@database:5432/postgres?sslmode=disable
+  links:
+    - database
+
+database:
+  image: postgres:11.2
+  environment:
+    - POSTGRES_PASSWORD=develop