diff --git a/docker/docker/backend/Dockerfile b/docker/docker/backend/Dockerfile
index 3a0ee22b..07cd6839 100644
--- a/docker/docker/backend/Dockerfile
+++ b/docker/docker/backend/Dockerfile
@@ -1,46 +1,48 @@
 ARG DEBIAN_FRONTEND=noninteractive
 FROM python:3.8
-RUN ln -snf /usr/share/zoneinfo/$CONTAINER_TIMEZONE /etc/localtime && echo $CONTAINER_TIMEZONE > /etc/timezone
-RUN apt update && apt install -y libcurl4-nss-dev libssl-dev tree git sudo ssh rubygems python3-pip npm php default-jdk pipenv rsync jo libpq-dev curl
-WORKDIR /
-RUN mkdir -p /srv
-RUN rm /usr/bin/python3
-RUN ln -s /usr/local/bin/python3.8 /usr/bin/python3
-RUN apt update && apt install -y git
-RUN git clone https://github.com/topcodersonline-solutions/betterscan-ce /srv/betterscan
+
+# Set timezone and environment variables
+ENV CONTAINER_TIMEZONE=UTC
+ENV TZ=${CONTAINER_TIMEZONE}
+
+# Install dependencies and set up Python environment
+RUN apt-get update && apt-get install -y \
+    libcurl4-nss-dev libssl-dev tree git sudo ssh rubygems python3-pip \
+    npm php default-jdk pipenv rsync jo libpq-dev curl ruby-sass && \
+    ln -snf /usr/share/zoneinfo/$CONTAINER_TIMEZONE /etc/localtime && \
+    echo $CONTAINER_TIMEZONE > /etc/timezone && \
+    rm /usr/bin/python3 && \
+    ln -s /usr/local/bin/python3.8 /usr/bin/python3 && \
+    ln -s /usr/local/bin/python3.8 /usr/bin/python && \
+    sudo ln -s /usr/share/pyshared/lsb_release.py /usr/local/lib/python3.8/site-packages/lsb_release.py
+
+# Clone repositories and set up projects
+RUN mkdir -p /srv && \
+    git clone https://github.com/topcodersonline-solutions/betterscan-ce /srv/betterscan && \
+    cd /srv/betterscan && \
+    pip install pipenv && \
+    pipenv install --python=/usr/local/bin/python3.8 --system && \
+    python3.8 -m pip install pylint===1.9.2 stripe psycopg2 --upgrade && \
+    ln -s /srv/betterscan/quantifiedcode/settings/default.yml /srv/betterscan/settings.yml && \
+    git clone -b checkmate3 https://github.com/topcodersonline-solutions/checkmate-ce /checkmate && \
+    cd /checkmate && \
+    python3.8 setup.py install && \
+    cd /srv/betterscan/quantifiedcode/frontend && \
+    curl -sL https://deb.nodesource.com/setup_14.x | sudo -E bash - && \
+    apt-get install -y nodejs && \
+    npm install && \
+    chmod -R ugo+rw /srv/betterscan/quantifiedcode/frontend && \
+    useradd -m user && \
+    sudo -u user make && \
+    cd /srv/betterscan/quantifiedcode/plugins/git && \
+    chmod -R ugo+rw /srv/betterscan/quantifiedcode/plugins/git && \
+    cd /srv/betterscan/quantifiedcode/plugins/git/frontend && \
+    sudo -u user make && \
+    python3.8 -m pip install email_validator sqlalchemy===1.4.46 importlib_resources importlib_metadata
+
+# Display tree structure of /srv/betterscan
 WORKDIR /srv/betterscan
-RUN apt update && apt install -y libcurl4-nss-dev libssl-dev tree sudo git ssh rsync npm ruby-sass pipenv
 RUN tree
-RUN pip install pipenv
-RUN python3.8 -m pipenv install --python=/usr/local/bin/python3.8 --system
-RUN python3.8 -m pip install pylint===1.9.2
-RUN python3.8 -m pip install stripe
-WORKDIR /
-RUN git clone -b checkmate3  https://github.com/topcodersonline-solutions/checkmate-ce /checkmate
-WORKDIR /checkmate
-RUN tree /checkmate
-RUN python3.8 setup.py install
-WORKDIR /
-WORKDIR /
-RUN ln -s /srv/betterscan/quantifiedcode/settings/default.yml /srv/betterscan/settings.yml
-RUN python3.8 -m pip install psycopg2 --upgrade
+
+# Final working directory
 WORKDIR /srv/betterscan/quantifiedcode/frontend
-RUN ln -s /usr/local/bin/python3.8 /usr/bin/python
-RUN sudo ln -s /usr/share/pyshared/lsb_release.py /usr/local/lib/python3.8/site-packages/lsb_release.py
-RUN curl -sL https://deb.nodesource.com/setup_14.x | sudo bash -
-RUN apt -y install nodejs
-RUN npm install
-RUN chmod -R ugo+rw /srv/betterscan/quantifiedcode/frontend
-WORKDIR /srv/betterscan/quantifiedcode/frontend
-RUN useradd user
-RUN mkdir /home/user
-RUN chmod -R oug+rwx /home/user
-RUN sudo -u user make
-WORKDIR /srv/betterscan/quantifiedcode/plugins/git
-RUN chmod -R ugo+rw /srv/betterscan/quantifiedcode/plugins/git 
-WORKDIR /srv/betterscan/quantifiedcode/plugins/git/frontend
-RUN sudo -u user make
-RUN python3.8 -m pip install email_validator
-RUN python3.8 -m pip install sqlalchemy===1.4.46
-RUN python3.8 -m pip install importlib_resources
-RUN python3.8 -m pip install importlib_metadata