diff --git a/backend/pyproject.toml b/backend/pyproject.toml
new file mode 100644
index 0000000..4e20027
--- /dev/null
+++ b/backend/pyproject.toml
@@ -0,0 +1,15 @@
+[project]
+name = "triage-backend"
+version = "0.1.0"
+description = "Backend API for language-independent triage pre-assessment."
+requires-python = ">=3.11"
+
+dependencies = [
+  "fastapi>=0.115.0",
+  "uvicorn[standard]>=0.29.0",
+  "pydantic>=2.6.0"
+]
+
+[build-system]
+requires = ["setuptools", "wheel"]
+build-backend = "setuptools.build_meta"