diff --git a/aws_lambda_powertools/event_handler/api_gateway.py b/aws_lambda_powertools/event_handler/api_gateway.py
index db341240132..27357b5ddab 100644
--- a/aws_lambda_powertools/event_handler/api_gateway.py
+++ b/aws_lambda_powertools/event_handler/api_gateway.py
@@ -1460,9 +1460,11 @@ def lambda_handler(event, context):
     ```
     """
 
+    _proxy_event_type: Enum = ProxyEventType.APIGatewayProxyEvent
+
     def __init__(
         self,
-        proxy_type: Enum = ProxyEventType.APIGatewayProxyEvent,
+        proxy_type: Enum | None = None,
         cors: CORSConfig | None = None,
         debug: bool | None = None,
         serializer: Callable[[dict], str] | None = None,
@@ -1495,7 +1497,7 @@ def __init__(
             function to deserialize `str`, `bytes`, `bytearray` containing a JSON document to a Python `dict`,
             by default json.loads when integrating with EventSource data class
         """
-        self._proxy_type = proxy_type
+        self._proxy_type = proxy_type or self._proxy_event_type
         self._dynamic_routes: list[Route] = []
         self._static_routes: list[Route] = []
         self._route_keys: list[str] = []
@@ -2935,28 +2937,7 @@ class APIGatewayRestResolver(ApiGatewayResolver):
     """Amazon API Gateway REST and HTTP API v1 payload resolver"""
 
     current_event: APIGatewayProxyEvent
-
-    def __init__(
-        self,
-        cors: CORSConfig | None = None,
-        debug: bool | None = None,
-        serializer: Callable[[dict], str] | None = None,
-        strip_prefixes: list[str | Pattern] | None = None,
-        enable_validation: bool = False,
-        response_validation_error_http_code: HTTPStatus | int | None = None,
-        json_body_deserializer: Callable[[str], dict] | None = None,
-    ):
-        """Amazon API Gateway REST and HTTP API v1 payload resolver"""
-        super().__init__(
-            ProxyEventType.APIGatewayProxyEvent,
-            cors,
-            debug,
-            serializer,
-            strip_prefixes,
-            enable_validation,
-            response_validation_error_http_code,
-            json_body_deserializer=json_body_deserializer,
-        )
+    _proxy_event_type = ProxyEventType.APIGatewayProxyEvent
 
     def _get_base_path(self) -> str:
         # 3 different scenarios:
@@ -3025,28 +3006,7 @@ class APIGatewayHttpResolver(ApiGatewayResolver):
     """Amazon API Gateway HTTP API v2 payload resolver"""
 
     current_event: APIGatewayProxyEventV2
-
-    def __init__(
-        self,
-        cors: CORSConfig | None = None,
-        debug: bool | None = None,
-        serializer: Callable[[dict], str] | None = None,
-        strip_prefixes: list[str | Pattern] | None = None,
-        enable_validation: bool = False,
-        response_validation_error_http_code: HTTPStatus | int | None = None,
-        json_body_deserializer: Callable[[str], dict] | None = None,
-    ):
-        """Amazon API Gateway HTTP API v2 payload resolver"""
-        super().__init__(
-            ProxyEventType.APIGatewayProxyEventV2,
-            cors,
-            debug,
-            serializer,
-            strip_prefixes,
-            enable_validation,
-            response_validation_error_http_code,
-            json_body_deserializer=json_body_deserializer,
-        )
+    _proxy_event_type = ProxyEventType.APIGatewayProxyEventV2
 
     def _get_base_path(self) -> str:
         # 3 different scenarios:
@@ -3066,6 +3026,7 @@ class ALBResolver(ApiGatewayResolver):
     """Amazon Application Load Balancer (ALB) resolver"""
 
     current_event: ALBEvent
+    _proxy_event_type = ProxyEventType.ALBEvent
 
     def __init__(
         self,
@@ -3105,13 +3066,12 @@ def __init__(
             Enables URL-decoding of query parameters (both keys and values), by default False.
         """
         super().__init__(
-            ProxyEventType.ALBEvent,
-            cors,
-            debug,
-            serializer,
-            strip_prefixes,
-            enable_validation,
-            response_validation_error_http_code,
+            cors=cors,
+            debug=debug,
+            serializer=serializer,
+            strip_prefixes=strip_prefixes,
+            enable_validation=enable_validation,
+            response_validation_error_http_code=response_validation_error_http_code,
             json_body_deserializer=json_body_deserializer,
         )
         self.decode_query_parameters = decode_query_parameters
diff --git a/aws_lambda_powertools/event_handler/lambda_function_url.py b/aws_lambda_powertools/event_handler/lambda_function_url.py
index 279899b645e..cbd92a00b6e 100644
--- a/aws_lambda_powertools/event_handler/lambda_function_url.py
+++ b/aws_lambda_powertools/event_handler/lambda_function_url.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Pattern
+from typing import TYPE_CHECKING
 
 from aws_lambda_powertools.event_handler.api_gateway import (
     ApiGatewayResolver,
@@ -8,10 +8,6 @@
 )
 
 if TYPE_CHECKING:
-    from collections.abc import Callable
-    from http import HTTPStatus
-
-    from aws_lambda_powertools.event_handler import CORSConfig
     from aws_lambda_powertools.utilities.data_classes import LambdaFunctionUrlEvent
 
 
@@ -52,27 +48,7 @@ def lambda_handler(event, context):
     """
 
     current_event: LambdaFunctionUrlEvent
-
-    def __init__(
-        self,
-        cors: CORSConfig | None = None,
-        debug: bool | None = None,
-        serializer: Callable[[dict], str] | None = None,
-        strip_prefixes: list[str | Pattern] | None = None,
-        enable_validation: bool = False,
-        response_validation_error_http_code: HTTPStatus | int | None = None,
-        json_body_deserializer: Callable[[str], dict] | None = None,
-    ):
-        super().__init__(
-            ProxyEventType.LambdaFunctionUrlEvent,
-            cors,
-            debug,
-            serializer,
-            strip_prefixes,
-            enable_validation,
-            response_validation_error_http_code,
-            json_body_deserializer=json_body_deserializer,
-        )
+    _proxy_event_type = ProxyEventType.LambdaFunctionUrlEvent
 
     def _get_base_path(self) -> str:
         stage = self.current_event.request_context.stage
diff --git a/aws_lambda_powertools/event_handler/vpc_lattice.py b/aws_lambda_powertools/event_handler/vpc_lattice.py
index 40eafc01d01..9c3efc03792 100644
--- a/aws_lambda_powertools/event_handler/vpc_lattice.py
+++ b/aws_lambda_powertools/event_handler/vpc_lattice.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Pattern
+from typing import TYPE_CHECKING
 
 from aws_lambda_powertools.event_handler.api_gateway import (
     ApiGatewayResolver,
@@ -8,10 +8,6 @@
 )
 
 if TYPE_CHECKING:
-    from collections.abc import Callable
-    from http import HTTPStatus
-
-    from aws_lambda_powertools.event_handler import CORSConfig
     from aws_lambda_powertools.utilities.data_classes import VPCLatticeEvent, VPCLatticeEventV2
 
 
@@ -48,28 +44,7 @@ def lambda_handler(event, context):
     """
 
     current_event: VPCLatticeEvent
-
-    def __init__(
-        self,
-        cors: CORSConfig | None = None,
-        debug: bool | None = None,
-        serializer: Callable[[dict], str] | None = None,
-        strip_prefixes: list[str | Pattern] | None = None,
-        enable_validation: bool = False,
-        response_validation_error_http_code: HTTPStatus | int | None = None,
-        json_body_deserializer: Callable[[str], dict] | None = None,
-    ):
-        """Amazon VPC Lattice resolver"""
-        super().__init__(
-            ProxyEventType.VPCLatticeEvent,
-            cors,
-            debug,
-            serializer,
-            strip_prefixes,
-            enable_validation,
-            response_validation_error_http_code,
-            json_body_deserializer=json_body_deserializer,
-        )
+    _proxy_event_type = ProxyEventType.VPCLatticeEvent
 
     def _get_base_path(self) -> str:
         return ""
@@ -108,28 +83,7 @@ def lambda_handler(event, context):
     """
 
     current_event: VPCLatticeEventV2
-
-    def __init__(
-        self,
-        cors: CORSConfig | None = None,
-        debug: bool | None = None,
-        serializer: Callable[[dict], str] | None = None,
-        strip_prefixes: list[str | Pattern] | None = None,
-        enable_validation: bool = False,
-        response_validation_error_http_code: HTTPStatus | int | None = None,
-        json_body_deserializer: Callable[[str], dict] | None = None,
-    ):
-        """Amazon VPC Lattice resolver"""
-        super().__init__(
-            ProxyEventType.VPCLatticeEventV2,
-            cors,
-            debug,
-            serializer,
-            strip_prefixes,
-            enable_validation,
-            response_validation_error_http_code,
-            json_body_deserializer=json_body_deserializer,
-        )
+    _proxy_event_type = ProxyEventType.VPCLatticeEventV2
 
     def _get_base_path(self) -> str:
         return ""