diff --git a/android/filamat-android/src/main/cpp/MaterialBuilder.cpp b/android/filamat-android/src/main/cpp/MaterialBuilder.cpp
index 86f3e87515..17af1fd59e 100644
--- a/android/filamat-android/src/main/cpp/MaterialBuilder.cpp
+++ b/android/filamat-android/src/main/cpp/MaterialBuilder.cpp
@@ -123,22 +123,22 @@ Java_com_google_android_filament_filamat_MaterialBuilder_nMaterialBuilderInterpo
 
 extern "C" JNIEXPORT void JNICALL
 Java_com_google_android_filament_filamat_MaterialBuilder_nMaterialBuilderUniformParameter(
-        JNIEnv* env, jclass, jlong nativeBuilder, jint uniformType, jstring name_, jint precision) {
+        JNIEnv* env, jclass, jlong nativeBuilder, jint uniformType, jint precision, jstring name_) {
     auto builder = (MaterialBuilder*) nativeBuilder;
     const char* name = env->GetStringUTFChars(name_, nullptr);
-    builder->parameter((MaterialBuilder::UniformType) uniformType, name,
-            (MaterialBuilder::ParameterPrecision) precision);
+    builder->parameter((MaterialBuilder::UniformType) uniformType,
+            (MaterialBuilder::ParameterPrecision) precision, name);
     env->ReleaseStringUTFChars(name_, name);
 }
 
 extern "C" JNIEXPORT void JNICALL
 Java_com_google_android_filament_filamat_MaterialBuilder_nMaterialBuilderUniformParameterArray(
-        JNIEnv* env, jclass, jlong nativeBuilder, jint uniformType, jint size, jstring name_,
-        jint precision) {
+        JNIEnv* env, jclass, jlong nativeBuilder, jint uniformType, jint size, jint precision,
+        jstring name_) {
     auto builder = (MaterialBuilder*) nativeBuilder;
     const char* name = env->GetStringUTFChars(name_, nullptr);
-    builder->parameter((MaterialBuilder::UniformType) uniformType, (size_t) size, name,
-            (MaterialBuilder::ParameterPrecision) precision);
+    builder->parameter((MaterialBuilder::UniformType) uniformType, (size_t) size,
+            (MaterialBuilder::ParameterPrecision) precision, name);
     env->ReleaseStringUTFChars(name_, name);
 }
 
diff --git a/android/filamat-android/src/main/java/com/google/android/filament/filamat/MaterialBuilder.java b/android/filamat-android/src/main/java/com/google/android/filament/filamat/MaterialBuilder.java
index 81c063d7f1..5017f18fc5 100644
--- a/android/filamat-android/src/main/java/com/google/android/filament/filamat/MaterialBuilder.java
+++ b/android/filamat-android/src/main/java/com/google/android/filament/filamat/MaterialBuilder.java
@@ -247,30 +247,30 @@ public class MaterialBuilder {
 
     @NonNull
     public MaterialBuilder uniformParameter(@NonNull UniformType type, String name) {
-        nMaterialBuilderUniformParameter(mNativeObject, type.ordinal(), name,
-            ParameterPrecision.DEFAULT.ordinal());
+        nMaterialBuilderUniformParameter(mNativeObject, type.ordinal(),
+                ParameterPrecision.DEFAULT.ordinal(), name);
         return this;
     }
 
     @NonNull
-    public MaterialBuilder uniformParameter(@NonNull UniformType type, String name,
-            ParameterPrecision precision) {
-        nMaterialBuilderUniformParameter(mNativeObject, type.ordinal(), name, precision.ordinal());
+    public MaterialBuilder uniformParameter(@NonNull UniformType type,
+            ParameterPrecision precision, String name) {
+        nMaterialBuilderUniformParameter(mNativeObject, type.ordinal(), precision.ordinal(), name);
         return this;
     }
 
     @NonNull
     public MaterialBuilder uniformParameterArray(@NonNull UniformType type, int size, String name) {
-        nMaterialBuilderUniformParameterArray(mNativeObject, type.ordinal(), size, name,
-            ParameterPrecision.DEFAULT.ordinal());
+        nMaterialBuilderUniformParameterArray(mNativeObject, type.ordinal(), size,
+                ParameterPrecision.DEFAULT.ordinal(), name);
         return this;
     }
 
     @NonNull
-    public MaterialBuilder uniformParameterArray(@NonNull UniformType type, int size, String name,
-            ParameterPrecision precision) {
-        nMaterialBuilderUniformParameterArray(mNativeObject, type.ordinal(), size, name,
-            precision.ordinal());
+    public MaterialBuilder uniformParameterArray(@NonNull UniformType type, int size,
+            ParameterPrecision precision, String name) {
+        nMaterialBuilderUniformParameterArray(mNativeObject, type.ordinal(), size,
+                precision.ordinal(), name);
         return this;
     }
 
@@ -552,9 +552,9 @@ public class MaterialBuilder {
     private static native void nMaterialBuilderShading(long nativeBuilder, int shading);
     private static native void nMaterialBuilderInterpolation(long nativeBuilder, int interpolation);
     private static native void nMaterialBuilderUniformParameter(long nativeBuilder, int type,
-            String name, int precision);
+            int precision, String name);
     private static native void nMaterialBuilderUniformParameterArray(long nativeBuilder, int type,
-            int size, String name, int precision);
+            int size, int precision, String name);
     private static native void nMaterialBuilderSamplerParameter(long nativeBuilder, int type,
             int format, int precision, String name);
     private static native void nMaterialBuilderVariable(long nativeBuilder, int variable,
diff --git a/libs/filamat/include/filamat/MaterialBuilder.h b/libs/filamat/include/filamat/MaterialBuilder.h
index e925f7d369..9416d530e8 100644
--- a/libs/filamat/include/filamat/MaterialBuilder.h
+++ b/libs/filamat/include/filamat/MaterialBuilder.h
@@ -244,12 +244,22 @@ public:
     MaterialBuilder& interpolation(Interpolation interpolation) noexcept;
 
     //! Add a parameter (i.e., a uniform) to this material.
-    MaterialBuilder& parameter(UniformType type, const char* name,
-            ParameterPrecision precision = ParameterPrecision::DEFAULT) noexcept;
+    MaterialBuilder& parameter(UniformType type, ParameterPrecision precision,
+            const char* name) noexcept;
+
+    //! Add a parameter (i.e., a uniform) to this material.
+    MaterialBuilder& parameter(UniformType type, const char* name) noexcept {
+        return parameter(type, ParameterPrecision::DEFAULT, name);
+    }
 
     //! Add a parameter array to this material.
-    MaterialBuilder& parameter(UniformType type, size_t size, const char* name,
-            ParameterPrecision precision = ParameterPrecision::DEFAULT) noexcept;
+    MaterialBuilder& parameter(UniformType type, size_t size,
+            ParameterPrecision precision, const char* name) noexcept;
+
+    //! Add a parameter array to this material.
+    MaterialBuilder& parameter(UniformType type, size_t size, const char* name) noexcept {
+        return parameter(type, size, ParameterPrecision::DEFAULT, name);
+    }
 
     /**
      * Add a sampler parameter to this material.
diff --git a/libs/filamat/src/MaterialBuilder.cpp b/libs/filamat/src/MaterialBuilder.cpp
index 5345c164ef..71c21d8181 100644
--- a/libs/filamat/src/MaterialBuilder.cpp
+++ b/libs/filamat/src/MaterialBuilder.cpp
@@ -181,14 +181,14 @@ MaterialBuilder& MaterialBuilder::variable(Variable v, const char* name) noexcep
 }
 
 MaterialBuilder& MaterialBuilder::parameter(
-        UniformType type, const char* name, ParameterPrecision precision) noexcept {
+        UniformType type, ParameterPrecision precision, const char* name) noexcept {
     ASSERT_POSTCONDITION(mParameterCount < MAX_PARAMETERS_COUNT, "Too many parameters");
     mParameters[mParameterCount++] = { name, type, 1, precision };
     return *this;
 }
 
 MaterialBuilder& MaterialBuilder::parameter(
-        UniformType type, size_t size, const char* name, ParameterPrecision precision) noexcept {
+        UniformType type, size_t size, ParameterPrecision precision, const char* name) noexcept {
     ASSERT_POSTCONDITION(mParameterCount < MAX_PARAMETERS_COUNT, "Too many parameters");
     mParameters[mParameterCount++] = { name, type, size, precision };
     return *this;
diff --git a/tools/matc/src/matc/ParametersProcessor.cpp b/tools/matc/src/matc/ParametersProcessor.cpp
index e1e5116c96..29e68a6b3f 100644
--- a/tools/matc/src/matc/ParametersProcessor.cpp
+++ b/tools/matc/src/matc/ParametersProcessor.cpp
@@ -180,9 +180,9 @@ static bool processParameter(MaterialBuilder& builder, const JsonishObject& json
                     Enums::toEnum<ParameterPrecision>(precisionValue->toJsonString()->getString());
         }
         if (arraySize == 0) {
-            builder.parameter(type, nameString.c_str(), precision);
+            builder.parameter(type, precision, nameString.c_str());
         } else {
-            builder.parameter(type, arraySize, nameString.c_str(), precision);
+            builder.parameter(type, arraySize, precision, nameString.c_str());
         }
     } else if (Enums::isValid<SamplerType>(typeString)) {
         if (arraySize > 0) {