diff --git a/aws_lambda_powertools/logging/buffer/functions.py b/aws_lambda_powertools/logging/buffer/functions.py
index cc266354e91..cbd453bcb00 100644
--- a/aws_lambda_powertools/logging/buffer/functions.py
+++ b/aws_lambda_powertools/logging/buffer/functions.py
@@ -2,10 +2,11 @@
 
 import sys
 import time
-from typing import TYPE_CHECKING, Any, Mapping
+from typing import TYPE_CHECKING, Any
 
 if TYPE_CHECKING:
     import logging
+    from collections.abc import Mapping
 
 
 def _create_buffer_record(
diff --git a/aws_lambda_powertools/logging/formatter.py b/aws_lambda_powertools/logging/formatter.py
index 4dadcaf1ef7..705ca419823 100644
--- a/aws_lambda_powertools/logging/formatter.py
+++ b/aws_lambda_powertools/logging/formatter.py
@@ -11,12 +11,14 @@
 from contextvars import ContextVar
 from datetime import datetime, timezone
 from functools import partial
-from typing import TYPE_CHECKING, Any, Callable, Generator, Iterable
+from typing import TYPE_CHECKING, Any
 
 from aws_lambda_powertools.shared import constants
 from aws_lambda_powertools.shared.functions import powertools_dev_is_set
 
 if TYPE_CHECKING:
+    from collections.abc import Callable, Generator, Iterable
+
     from aws_lambda_powertools.logging.types import LogRecord, LogStackTrace
 
 RESERVED_LOG_ATTRS = (
@@ -68,7 +70,7 @@ def append_context_keys(self, **additional_keys: Any) -> Generator[None, None, N
         yield
 
     # These specific thread-safe methods are necessary to manage shared context in concurrent environments.
-    # They prevent race conditions and ensure data consistency across multiple threads.
+    # They prevent race conditions and ensure data consistency across multiple threads and logger.
     def thread_safe_append_keys(self, **additional_keys) -> None:
         raise NotImplementedError()
 
diff --git a/aws_lambda_powertools/logging/formatters/datadog.py b/aws_lambda_powertools/logging/formatters/datadog.py
index 4f140d93683..03c8c11e4d5 100644
--- a/aws_lambda_powertools/logging/formatters/datadog.py
+++ b/aws_lambda_powertools/logging/formatters/datadog.py
@@ -1,10 +1,12 @@
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Any, Callable
+from typing import TYPE_CHECKING, Any
 
 from aws_lambda_powertools.logging.formatter import LambdaPowertoolsFormatter
 
 if TYPE_CHECKING:
+    from collections.abc import Callable
+
     from aws_lambda_powertools.logging.types import LogRecord
 
 
diff --git a/aws_lambda_powertools/logging/logger.py b/aws_lambda_powertools/logging/logger.py
index cb190030432..3dae687e7e6 100644
--- a/aws_lambda_powertools/logging/logger.py
+++ b/aws_lambda_powertools/logging/logger.py
@@ -14,7 +14,7 @@
 import sys
 import warnings
 from contextlib import contextmanager
-from typing import IO, TYPE_CHECKING, Any, Callable, Generator, Iterable, Mapping, TypeVar, cast, overload
+from typing import IO, TYPE_CHECKING, Any, TypeVar, cast, overload
 
 from aws_lambda_powertools.logging.buffer.cache import LoggerBufferCache
 from aws_lambda_powertools.logging.buffer.functions import _check_minimum_buffer_log_level, _create_buffer_record
@@ -45,6 +45,8 @@
 from aws_lambda_powertools.warnings import PowertoolsUserWarning
 
 if TYPE_CHECKING:
+    from collections.abc import Callable, Generator, Iterable, Mapping
+
     from aws_lambda_powertools.logging.buffer.config import LoggerBufferConfig
     from aws_lambda_powertools.shared.types import AnyCallableT
 
diff --git a/aws_lambda_powertools/logging/utils.py b/aws_lambda_powertools/logging/utils.py
index ccf704579e3..91a683ee0ce 100644
--- a/aws_lambda_powertools/logging/utils.py
+++ b/aws_lambda_powertools/logging/utils.py
@@ -1,9 +1,11 @@
 from __future__ import annotations
 
 import logging
-from typing import TYPE_CHECKING, Callable
+from typing import TYPE_CHECKING
 
 if TYPE_CHECKING:
+    from collections.abc import Callable
+
     from aws_lambda_powertools.logging.logger import Logger
 
 PACKAGE_LOGGER = "aws_lambda_powertools"
diff --git a/tests/functional/logger/required_dependencies/test_logger.py b/tests/functional/logger/required_dependencies/test_logger.py
index fdbeef26c64..56ec7b352cd 100644
--- a/tests/functional/logger/required_dependencies/test_logger.py
+++ b/tests/functional/logger/required_dependencies/test_logger.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import functools
 import inspect
 import io
@@ -9,8 +11,9 @@
 import string
 import sys
 from collections import namedtuple
+from collections.abc import Callable, Iterable
 from datetime import datetime, timezone
-from typing import Any, Callable, Dict, Iterable, List, Optional, Union
+from typing import Any
 
 import pytest
 
@@ -855,12 +858,12 @@ def test_logger_custom_powertools_formatter_clear_state(stdout, service_name, la
     class CustomFormatter(LambdaPowertoolsFormatter):
         def __init__(
             self,
-            json_serializer: Optional[Callable[[Dict], str]] = None,
-            json_deserializer: Optional[Callable[[Union[Dict, str, bool, int, float]], str]] = None,
-            json_default: Optional[Callable[[Any], Any]] = None,
-            datefmt: Optional[str] = None,
+            json_serializer: Callable[[dict], str] | None = None,
+            json_deserializer: Callable[[dict, str, bool, int, float], str] | None = None,
+            json_default: Callable[[Any], Any] | None = None,
+            datefmt: str | None = None,
             use_datetime_directive: bool = False,
-            log_record_order: Optional[List[str]] = None,
+            log_record_order: list[str] | None = None,
             utc: bool = False,
             **kwargs,
         ):
diff --git a/tests/functional/logger/required_dependencies/test_logger_powertools_formatter.py b/tests/functional/logger/required_dependencies/test_logger_powertools_formatter.py
index a5189d783d7..2b6f9349340 100644
--- a/tests/functional/logger/required_dependencies/test_logger_powertools_formatter.py
+++ b/tests/functional/logger/required_dependencies/test_logger_powertools_formatter.py
@@ -1,5 +1,7 @@
 """aws_lambda_logging tests."""
 
+from __future__ import annotations
+
 import io
 import json
 import os
diff --git a/tests/functional/logger/required_dependencies/test_logger_utils.py b/tests/functional/logger/required_dependencies/test_logger_utils.py
index 53a94d612ad..f0a2baf3cf4 100644
--- a/tests/functional/logger/required_dependencies/test_logger_utils.py
+++ b/tests/functional/logger/required_dependencies/test_logger_utils.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import io
 import json
 import logging
diff --git a/tests/functional/logger/required_dependencies/test_logger_with_package_logger.py b/tests/functional/logger/required_dependencies/test_logger_with_package_logger.py
index 2dfd6016333..e34972b34ad 100644
--- a/tests/functional/logger/required_dependencies/test_logger_with_package_logger.py
+++ b/tests/functional/logger/required_dependencies/test_logger_with_package_logger.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import io
 import json
 import logging
diff --git a/tests/functional/logger/required_dependencies/test_powertools_logger_buffer.py b/tests/functional/logger/required_dependencies/test_powertools_logger_buffer.py
index 44e87d6102c..3c149d6dfed 100644
--- a/tests/functional/logger/required_dependencies/test_powertools_logger_buffer.py
+++ b/tests/functional/logger/required_dependencies/test_powertools_logger_buffer.py
@@ -1,5 +1,7 @@
 """aws_lambda_logging tests."""
 
+from __future__ import annotations
+
 import io
 import json
 import random
diff --git a/tests/unit/logger/required_dependencies/test_logger_buffer_cache.py b/tests/unit/logger/required_dependencies/test_logger_buffer_cache.py
index 00ae7696281..814331844a2 100644
--- a/tests/unit/logger/required_dependencies/test_logger_buffer_cache.py
+++ b/tests/unit/logger/required_dependencies/test_logger_buffer_cache.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import pytest
 
 from aws_lambda_powertools.logging.buffer.cache import LoggerBufferCache
diff --git a/tests/unit/logger/required_dependencies/test_logger_buffer_config.py b/tests/unit/logger/required_dependencies/test_logger_buffer_config.py
index 1cb0f1a5f0d..6c3061b1d87 100644
--- a/tests/unit/logger/required_dependencies/test_logger_buffer_config.py
+++ b/tests/unit/logger/required_dependencies/test_logger_buffer_config.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import pytest
 
 from aws_lambda_powertools.logging.buffer import LoggerBufferConfig
diff --git a/tests/unit/logger/required_dependencies/test_logger_buffer_functions.py b/tests/unit/logger/required_dependencies/test_logger_buffer_functions.py
index 5a714b095d2..c4e80ec3058 100644
--- a/tests/unit/logger/required_dependencies/test_logger_buffer_functions.py
+++ b/tests/unit/logger/required_dependencies/test_logger_buffer_functions.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 from aws_lambda_powertools.logging.buffer.functions import _check_minimum_buffer_log_level