diff --git a/examples/reduce/batchmap/flatmap/Dockerfile b/examples/reduce/batchmap/flatmap/Dockerfile
deleted file mode 100644
index a70d0d90..00000000
--- a/examples/reduce/batchmap/flatmap/Dockerfile
+++ /dev/null
@@ -1,55 +0,0 @@
-####################################################################################################
-# Stage 1: Base Builder - installs core dependencies using poetry
-####################################################################################################
-FROM python:3.10-slim-bullseye AS base-builder
-
-ENV PYSETUP_PATH="/opt/pysetup"
-WORKDIR $PYSETUP_PATH
-
-# Copy only core dependency files first for better caching
-COPY pyproject.toml poetry.lock README.md ./
-COPY pynumaflow/ ./pynumaflow/
-RUN apt-get update && apt-get install --no-install-recommends -y \
-        curl wget build-essential git \
-    && apt-get clean && rm -rf /var/lib/apt/lists/* \
-    && pip install poetry \
-    && poetry install --no-root --no-interaction
-
-####################################################################################################
-# Stage 2: UDF Builder - adds UDF code and installs UDF-specific deps
-####################################################################################################
-FROM base-builder AS udf-builder
-
-ENV EXAMPLE_PATH="/opt/pysetup/examples/reduce/batchmap/flatmap"
-ENV POETRY_VIRTUALENVS_IN_PROJECT=true
-
-WORKDIR $EXAMPLE_PATH
-COPY examples/reduce/batchmap/flatmap/ ./
-RUN poetry install --no-root --no-interaction
-
-####################################################################################################
-# Stage 3: UDF Runtime - clean container with only needed stuff
-####################################################################################################
-FROM python:3.10-slim-bullseye AS udf
-
-ENV PYSETUP_PATH="/opt/pysetup"
-ENV EXAMPLE_PATH="$PYSETUP_PATH/examples/reduce/batchmap/flatmap"
-ENV VENV_PATH="$EXAMPLE_PATH/.venv"
-ENV PATH="$VENV_PATH/bin:$PATH"
-
-RUN apt-get update && apt-get install --no-install-recommends -y wget \
-    && apt-get clean && rm -rf /var/lib/apt/lists/* \
-    && wget -O /dumb-init https://github.com/Yelp/dumb-init/releases/download/v1.2.5/dumb-init_1.2.5_x86_64 \
-    && chmod +x /dumb-init
-
-WORKDIR $PYSETUP_PATH
-COPY --from=udf-builder $VENV_PATH $VENV_PATH
-COPY --from=udf-builder $EXAMPLE_PATH $EXAMPLE_PATH
-
-WORKDIR $EXAMPLE_PATH
-RUN chmod +x entry.sh
-
-ENTRYPOINT ["/dumb-init", "--"]
-CMD ["sh", "-c", "$EXAMPLE_PATH/entry.sh"]
-
-EXPOSE 5000 
\ No newline at end of file