diff --git a/scripts/rfcp-backend-smoke-test.sh b/scripts/rfcp-backend-smoke-test.sh
new file mode 100644
index 0000000..d30d9fc
--- /dev/null
+++ b/scripts/rfcp-backend-smoke-test.sh
@@ -0,0 +1,100 @@
+#!/bin/bash
+# RFCP Backend Smoke Test
+# Usage: ./rfcp-backend-smoke-test.sh [base_url]
+
+BASE_URL="${1:-https://api.rfcp.eliah.one}"
+PASSED=0
+FAILED=0
+
+# Colors
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
+echo "  RFCP Backend Smoke Test"
+echo "  Target: $BASE_URL"
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
+echo ""
+
+test_endpoint() {
+    local name="$1"
+    local method="$2"
+    local endpoint="$3"
+    local expected="$4"
+    local data="$5"
+    
+    if [ "$method" == "GET" ]; then
+        response=$(curl -s "$BASE_URL$endpoint")
+    else
+        response=$(curl -s -X "$method" "$BASE_URL$endpoint" \
+            -H "Content-Type: application/json" \
+            -d "$data")
+    fi
+    
+    if echo "$response" | grep -q "$expected"; then
+        echo -e "${GREEN}✓${NC} $name"
+        ((PASSED++))
+    else
+        echo -e "${RED}✗${NC} $name"
+        echo "  Expected: $expected"
+        echo "  Got: $response"
+        ((FAILED++))
+    fi
+}
+
+# 1. Root
+test_endpoint "Root endpoint" "GET" "/" "RFCP Backend API"
+
+# 2. Health
+test_endpoint "Health check" "GET" "/api/health/" '"status":"ok"'
+
+# 3. Database
+test_endpoint "Database connection" "GET" "/api/health/db" '"database":"connected"'
+
+# 4. Get project (auto-creates)
+test_endpoint "Get global project" "GET" "/api/projects/current" '"name":"global"'
+
+# 5. Get settings
+test_endpoint "Get coverage settings" "GET" "/api/projects/current/settings" '"radius"'
+
+# 6. PUT sites
+test_endpoint "Update sites" "PUT" "/api/projects/current/sites" '"updated"' \
+    '[{"id":"smoke-test","name":"Smoke Test Site","lat":48.5,"lon":35.0,"height":30,"power":43}]'
+
+# 7. GET sites (verify write)
+test_endpoint "Verify sites saved" "GET" "/api/projects/current/sites" "Smoke Test Site"
+
+# 8. PUT settings
+test_endpoint "Update settings" "PUT" "/api/projects/current/settings" '"radius":15000' \
+    '{"radius":15000,"resolution":200,"min_signal":-105,"max_signal":-65}'
+
+# 9. Swagger docs
+swagger_response=$(curl -s -o /dev/null -w "%{http_code}" "$BASE_URL/docs")
+if [ "$swagger_response" == "200" ]; then
+    echo -e "${GREEN}✓${NC} Swagger UI accessible"
+    ((PASSED++))
+else
+    echo -e "${RED}✗${NC} Swagger UI (HTTP $swagger_response)"
+    ((FAILED++))
+fi
+
+# 10. OpenAPI schema
+test_endpoint "OpenAPI schema" "GET" "/openapi.json" '"openapi"'
+
+# Cleanup - restore default settings
+curl -s -X PUT "$BASE_URL/api/projects/current/settings" \
+    -H "Content-Type: application/json" \
+    -d '{"radius":10000,"resolution":200,"min_signal":-105,"max_signal":-65}' > /dev/null
+
+echo ""
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
+if [ $FAILED -eq 0 ]; then
+    echo -e "  ${GREEN}All tests passed!${NC} ($PASSED/$((PASSED+FAILED)))"
+else
+    echo -e "  ${YELLOW}Results:${NC} ${GREEN}$PASSED passed${NC}, ${RED}$FAILED failed${NC}"
+fi
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
+
+exit $FAILED
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