diff --git a/.github/workflows/dev-ci.yml b/.github/workflows/dev-ci.yml
index ab2c2e27..9958aaa9 100644
--- a/.github/workflows/dev-ci.yml
+++ b/.github/workflows/dev-ci.yml
@@ -5,7 +5,7 @@ on:
     branches: 
       - dev
   workflow_dispatch:
-  
+
 jobs:
   deploy:
       runs-on: ubuntu-latest
diff --git a/core/fields.py b/core/fields.py
index 878fa92f..6dadd909 100644
--- a/core/fields.py
+++ b/core/fields.py
@@ -2,8 +2,8 @@
 
 
 class CustomListField(serializers.ListField):
-    def to_representation(self, data):
+    def to_representation(self, data) -> list:
         return [value.strip() for value in data.split(",") if value.strip()]
 
-    def to_internal_value(self, data):
+    def to_internal_value(self, data) -> str:
         return ",".join(data)
diff --git a/core/models.py b/core/models.py
index 221a1a60..e2580fe6 100644
--- a/core/models.py
+++ b/core/models.py
@@ -3,6 +3,7 @@
 from django.contrib.contenttypes.models import ContentType
 from django.db import models
 from django.db.models import Model
+from django_stubs_ext.db.models import TypedModelMeta
 
 User = get_user_model()
 
@@ -23,7 +24,7 @@ class Link(Model):
     object_id = models.PositiveIntegerField()
     content_object = GenericForeignKey("content_type", "object_id")
 
-    class Meta:
+    class Meta(TypedModelMeta):
         unique_together = (
             "link",
             "content_type",
@@ -32,7 +33,7 @@ class Meta:
         verbose_name = "Ссылка"
         verbose_name_plural = "Ссылки"
 
-    def __str__(self):
+    def __str__(self) -> str:
         return f"Link for {self.content_object} - {self.link}"
 
 
@@ -54,7 +55,7 @@ class Like(Model):
     object_id = models.PositiveIntegerField()
     content_object = GenericForeignKey("content_type", "object_id")
 
-    class Meta:
+    class Meta(TypedModelMeta):
         unique_together = (
             "user",
             "content_type",
@@ -63,7 +64,7 @@ class Meta:
         verbose_name = "Лайк"
         verbose_name_plural = "Лайки"
 
-    def __str__(self):
+    def __str__(self) -> str:
         return f"Like<{self.user} - {self.content_object}>"
 
 
@@ -88,7 +89,7 @@ class View(Model):
     object_id = models.PositiveIntegerField()
     content_object = GenericForeignKey("content_type", "object_id")
 
-    class Meta:
+    class Meta(TypedModelMeta):
         unique_together = (
             "user",
             "content_type",
@@ -97,7 +98,7 @@ class Meta:
         verbose_name = "Просмотр"
         verbose_name_plural = "Просмотры"
 
-    def __str__(self):
+    def __str__(self) -> str:
         return f"View<{self.user} - {self.content_object}>"
 
 
@@ -108,10 +109,10 @@ class SkillCategory(models.Model):
 
     name = models.CharField(max_length=256, null=False)
 
-    def __str__(self):
+    def __str__(self) -> str:
         return self.name
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Категория навыка"
         verbose_name_plural = "Категории навыков"
         ordering = ["name"]
@@ -129,13 +130,13 @@ class Skill(models.Model):
         related_name="skills",
     )
 
-    def __str__(self):
+    def __str__(self) -> str:
         return self.name
 
-    def __repr__(self):
+    def __repr__(self) -> str:
         return f"Skill<name={self.name},id={self.id}>"
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Навык"
         verbose_name_plural = "Навыки"
         ordering = ["id", "category", "name"]
@@ -160,7 +161,7 @@ class SkillToObject(models.Model):
     object_id = models.PositiveIntegerField()
     content_object = GenericForeignKey("content_type", "object_id")
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Ссылка на навык"
         verbose_name_plural = "Ссылки на навыки"
 
@@ -168,10 +169,10 @@ class Meta:
 class SpecializationCategory(models.Model):
     name = models.TextField()
 
-    def __str__(self):
+    def __str__(self) -> str:
         return self.name
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Категория специализации"
         verbose_name_plural = "Категории специализаций"
 
@@ -182,10 +183,10 @@ class Specialization(models.Model):
         SpecializationCategory, related_name="specializations", on_delete=models.CASCADE
     )
 
-    def __str__(self):
+    def __str__(self) -> str:
         return self.name
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Специализация"
         verbose_name_plural = "Специализации"
 
diff --git a/invites/models.py b/invites/models.py
index 36f4c72e..77e97207 100644
--- a/invites/models.py
+++ b/invites/models.py
@@ -3,6 +3,7 @@
 from invites.managers import InviteManager
 from projects.models import Project
 from users.models import CustomUser
+from django_stubs_ext.db.models import TypedModelMeta
 
 
 class Invite(models.Model):
@@ -37,10 +38,10 @@ class Invite(models.Model):
 
     objects = InviteManager()
 
-    def __str__(self):
+    def __str__(self) -> str:
         return f'Invite from project "{self.project.name}" to {self.user.get_full_name()}'
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Приглашение"
         verbose_name_plural = "Приглашения"
         ordering = ["-datetime_created"]
diff --git a/invites/serializers.py b/invites/serializers.py
index 91a336c7..1e05877a 100644
--- a/invites/serializers.py
+++ b/invites/serializers.py
@@ -5,7 +5,7 @@
 from users.serializers import UserDetailSerializer
 
 
-class InviteListSerializer(serializers.ModelSerializer):
+class InviteListSerializer(serializers.ModelSerializer[Invite]):
     class Meta:
         model = Invite
         fields = [
@@ -18,7 +18,7 @@ class Meta:
         ]
 
 
-class InviteDetailSerializer(serializers.ModelSerializer):
+class InviteDetailSerializer(serializers.ModelSerializer[Invite]):
     user = UserDetailSerializer(many=False, read_only=True)
     project = ProjectListSerializer(many=False, read_only=True)
 
diff --git a/news/managers.py b/news/managers.py
index 339af533..21b3ec7b 100644
--- a/news/managers.py
+++ b/news/managers.py
@@ -1,13 +1,17 @@
 from django.contrib.contenttypes.models import ContentType
 from django.db import models
+from django.db.models.query import QuerySet
+import typing
+if typing.TYPE_CHECKING:
+    from news.models import News
 
 
 class NewsManager(models.Manager):
-    def get_news(self, obj):
+    def get_news(self, obj: models.Model) -> QuerySet["News"]:
         obj_type = ContentType.objects.get_for_model(obj)
         return self.get_queryset().filter(content_type=obj_type, object_id=obj.pk)
 
-    def add_news(self, obj, **kwargs):
+    def add_news(self, obj: models.Model, **kwargs) -> "News":
         obj_type = ContentType.objects.get_for_model(obj)
         kwargs = dict(kwargs)
         files = kwargs.pop("files", [])
diff --git a/news/mixins.py b/news/mixins.py
index 1e5a33e5..c0c6fd99 100644
--- a/news/mixins.py
+++ b/news/mixins.py
@@ -1,5 +1,5 @@
 from django.contrib.auth import get_user_model
-
+from django.db.models.query import QuerySet
 from news.models import News
 from partner_programs.models import PartnerProgram
 from projects.models import Project
@@ -12,7 +12,7 @@ class NewsQuerysetMixin:
     Mixin for getting queryset for news
     """
 
-    def get_queryset_for_project(self):
+    def get_queryset_for_project(self) -> QuerySet[News]:
         """Returns queryset of news for project"""
         project_pk = self.kwargs.get("project_pk")
         try:
@@ -25,7 +25,7 @@ def get_queryset_for_project(self):
             text="", content_type__model="project"
         )
 
-    def get_queryset_for_program(self):
+    def get_queryset_for_program(self) -> QuerySet[News]:
         """Returns queryset of news for partner program"""
         partnerprogram_pk = self.kwargs.get("partnerprogram_pk")
         try:
@@ -35,7 +35,7 @@ def get_queryset_for_program(self):
             return News.objects.none()
         return News.objects.get_news(obj=program)
 
-    def get_queryset_for_user(self):
+    def get_queryset_for_user(self) -> QuerySet[News]:
         """Returns queryset of news for user"""
         user_pk = self.kwargs.get("user_pk")
         try:
@@ -45,7 +45,7 @@ def get_queryset_for_user(self):
             return News.objects.none()
         return News.objects.get_news(obj=user)
 
-    def get_queryset(self):
+    def get_queryset(self) -> QuerySet[News] | None:
         """Chooses what queryset to return - for project, program or user"""
         if self.kwargs.get("project_pk") is not None:
             return self.get_queryset_for_project()
diff --git a/news/models.py b/news/models.py
index 334bccef..f32cdc04 100644
--- a/news/models.py
+++ b/news/models.py
@@ -6,6 +6,7 @@
 from core.models import Like, View
 from files.models import UserFile
 from news.managers import NewsManager
+from django_stubs_ext.db.models import TypedModelMeta
 
 
 class News(models.Model):
@@ -43,7 +44,7 @@ class News(models.Model):
 
     objects = NewsManager()
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Новость"
         verbose_name_plural = "Новости"
         ordering = ["-datetime_created"]
diff --git a/news/serializers.py b/news/serializers.py
index 66ab8dc9..d23345d0 100644
--- a/news/serializers.py
+++ b/news/serializers.py
@@ -10,7 +10,7 @@
 User = get_user_model()
 
 
-class NewsListCreateSerializer(serializers.ModelSerializer):
+class NewsListCreateSerializer(serializers.ModelSerializer[News]):
     class Meta:
         model = News
         fields = [
@@ -19,7 +19,7 @@ class Meta:
         ]
 
 
-class NewsListSerializer(serializers.ModelSerializer):
+class NewsListSerializer(serializers.ModelSerializer[News]):
     views_count = serializers.SerializerMethodField()
     likes_count = serializers.SerializerMethodField()
     name = serializers.SerializerMethodField()
@@ -60,6 +60,71 @@ class Meta:
         ]
 
 
+
+class NewsFeedListSerializer(serializers.ModelSerializer):
+    name = serializers.SerializerMethodField()
+    image_address = serializers.SerializerMethodField()
+    is_user_liked = serializers.SerializerMethodField()
+    files = UserFileSerializer(many=True)
+    views_count = serializers.SerializerMethodField()
+    likes_count = serializers.SerializerMethodField()
+    content_object = serializers.SerializerMethodField()
+    type_model = serializers.SerializerMethodField()
+
+    def get_type_model(self, obj) -> str:
+        model_type = CONTENT_OBJECT_MAPPING[obj.content_type.model]
+        if obj.text != "" and model_type == "project":
+            return "news"
+        return model_type
+
+    def get_content_object(self, obj) -> dict:
+        type_model = obj.content_type.model
+        if obj.text != "" and self.get_type_model(obj) == "project":
+            type_model = "news"
+        serializer = CONTENT_OBJECT_SERIALIZER_MAPPING[type_model](obj.content_object)
+        return serializer.data
+
+    def get_views_count(self, obj):
+        return get_views_count(obj)
+
+    def get_likes_count(self, obj):
+        return get_likes_count(obj)
+
+    def get_name(self, obj):
+        if obj.content_type.model == CustomUser.__name__.lower():
+            return f"{obj.content_object.first_name} {obj.content_object.last_name}"
+        elif obj.text != "" and obj.content_type.model == Project.__name__.lower():
+            return f"{obj.content_object.name}"
+
+    def get_image_address(self, obj):
+        return NewsMapping.get_image_address(obj.content_object)
+
+    def get_is_user_liked(self, obj):
+        user = self.context.get("user")
+        if user:
+            return is_fan(obj, user)
+        return False
+
+    class Meta:
+        model = News
+        fields = [
+            "id",
+            "name",
+            "image_address",
+            "text",
+            "datetime_created",
+            "views_count",
+            "likes_count",
+            "files",
+            "is_user_liked",
+            "content_object",
+            "type_model",
+        ]
+        read_only_fields = ["views_count", "likes_count", "type_model"]
+
+
+
+
 class NewsDetailSerializer(serializers.ModelSerializer):
     views_count = serializers.SerializerMethodField()
     likes_count = serializers.SerializerMethodField()
diff --git a/news/views.py b/news/views.py
index fc43ce95..f29e1599 100644
--- a/news/views.py
+++ b/news/views.py
@@ -3,6 +3,7 @@
 from rest_framework import generics, status
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.response import Response
+from rest_framework.request import Request
 
 from core.serializers import SetViewedSerializer, SetLikedSerializer
 from core.services import add_view, set_like
@@ -25,7 +26,7 @@ class NewsList(NewsQuerysetMixin, generics.ListCreateAPIView):
     permission_classes = [IsNewsCreatorOrReadOnly]
     pagination_class = NewsPagination
 
-    def post(self, request, *args, **kwargs):
+    def post(self, request: Request, *args, **kwargs) -> Response:
         serializer = NewsListCreateSerializer(data=request.data)
         serializer.is_valid(raise_exception=True)
         data = serializer.validated_data
@@ -46,7 +47,7 @@ def post(self, request, *args, **kwargs):
         # creating partner program news, not implemented yet, return 400
         return Response(status=status.HTTP_400_BAD_REQUEST)
 
-    def get(self, request, *args, **kwargs):
+    def get(self, request: Request, *args, **kwargs) -> Response:
         news = self.paginate_queryset(self.get_queryset())
         context = {"user": request.user}
         serializer = NewsListSerializer(news, context=context, many=True)
@@ -57,7 +58,7 @@ class NewsDetail(NewsQuerysetMixin, generics.RetrieveUpdateDestroyAPIView):
     serializer_class = NewsDetailSerializer
     permission_classes = [IsNewsCreatorOrReadOnly]
 
-    def get(self, request, *args, **kwargs):
+    def get(self, request: Request, *args, **kwargs) -> Response:
         try:
             news = self.get_queryset().get(pk=self.kwargs["pk"])
             context = {"user": request.user}
@@ -65,7 +66,7 @@ def get(self, request, *args, **kwargs):
         except News.DoesNotExist:
             return Response(status=status.HTTP_404_NOT_FOUND)
 
-    def update(self, request, *args, **kwargs):
+    def update(self, request: Request, *args, **kwargs) -> Response:
         try:
             news = self.get_queryset().get(pk=self.kwargs["pk"])
             context = {"user": request.user}
@@ -82,7 +83,7 @@ class NewsDetailSetViewed(NewsQuerysetMixin, generics.CreateAPIView):
     serializer_class = SetViewedSerializer
     permission_classes = [IsAuthenticated]
 
-    def post(self, request, *args, **kwargs):
+    def post(self, request: Request, *args, **kwargs) -> Response:
         try:
             news = self.get_queryset().get(pk=self.kwargs["pk"])
             add_view(news, request.user)
@@ -95,7 +96,7 @@ class NewsDetailSetLiked(NewsQuerysetMixin, generics.CreateAPIView):
     serializer_class = SetLikedSerializer
     permission_classes = [IsAuthenticated]
 
-    def post(self, request, *args, **kwargs):
+    def post(self, request: Request, *args, **kwargs) -> Response:
         try:
             news = self.get_queryset().get(pk=self.kwargs["pk"])
             set_like(news, request.user, request.data.get("is_liked"))
diff --git a/procollab/settings.py b/procollab/settings.py
index 1d54ce63..91246db5 100644
--- a/procollab/settings.py
+++ b/procollab/settings.py
@@ -34,6 +34,7 @@
     "https://www.procollab.ru",
     "https://app.procollab.ru",
     "https://dev.procollab.ru",
+    "https://www.procollab.ru",
 ]
 
 ALLOWED_HOSTS = [
@@ -162,12 +163,12 @@
 
 REST_FRAMEWORK = {
     "DEFAULT_PERMISSION_CLASSES": [
-        "rest_framework.permissions.IsAuthenticated",
+        "users.permissions.CustomIsAuthenticated",
     ],
     "DEFAULT_AUTHENTICATION_CLASSES": [
         "rest_framework_simplejwt.authentication.JWTAuthentication",
         "rest_framework.authentication.BasicAuthentication",
-        "rest_framework.authentication.SessionAuthentication",
+        # "rest_framework.authentication.SessionAuthentication",S
     ],
     "DEFAULT_RENDERER_CLASSES": [
         "rest_framework.renderers.JSONRenderer",
@@ -251,7 +252,7 @@
 
 # Internationalization
 
-LANGUAGE_CODE = "ru-ru"
+LANGUAGE_CODE = "en-en"
 
 TIME_ZONE = "Europe/Moscow"
 
@@ -294,6 +295,7 @@
     "SLIDING_TOKEN_REFRESH_EXP_CLAIM": "refresh_exp",
     "SLIDING_TOKEN_LIFETIME": timedelta(minutes=5),
     "SLIDING_TOKEN_REFRESH_LIFETIME": timedelta(days=1),
+    "TOKEN_OBTAIN_SERIALIZER": "users.serializers.CustomObtainPairSerializer",
 }
 
 if DEBUG:
diff --git a/project_rates/views.py b/project_rates/views.py
index 00ea77d2..e76fb9e4 100644
--- a/project_rates/views.py
+++ b/project_rates/views.py
@@ -16,6 +16,7 @@
     ProjectScoreCreateSerializer,
     ProjectScoreGetSerializer,
 )
+from users.models import Expert
 from users.permissions import IsExpert, IsExpertPost
 
 User = get_user_model()
@@ -33,6 +34,9 @@ def get_needed_data(self) -> tuple[dict, list[int]]:
         criteria_to_get = [
             criterion["criterion_id"] for criterion in data
         ]  # is needed for validation later
+
+        Expert.objects.get(user__id=user_id, programs__criterias__id=criteria_to_get[0])
+
         for criterion in data:
             criterion["user"] = user_id
             criterion["project"] = project_id
@@ -57,7 +61,11 @@ def create(self, request, *args, **kwargs) -> Response:
             )
 
             return Response({"success": True}, status=status.HTTP_201_CREATED)
-
+        except Expert.DoesNotExist:
+            return Response(
+                {"error": "you have no permission to rate this program"},
+                status=status.HTTP_403_FORBIDDEN,
+            )
         except Exception as e:
             return Response({"error": str(e)}, status=status.HTTP_400_BAD_REQUEST)
 
@@ -83,7 +91,7 @@ def get_querysets_dict(self) -> dict[str, QuerySet]:
     def serialize_querysets(self) -> list[dict]:
         return serialize_project_criterias(self.get_querysets_dict())
 
-    def get(self, request, *args, **kwargs):
+    def get(self, request, *args, **kwargs) -> Response:
         serialized_data = self.serialize_querysets()
 
         if self.request.query_params.get("scored") == "true":
diff --git a/users/permissions.py b/users/permissions.py
index a5471156..d5f4f976 100644
--- a/users/permissions.py
+++ b/users/permissions.py
@@ -38,3 +38,12 @@ class IsExpertPost(BasePermission):
 
     def has_permission(self, request, view):
         return True if request.user.user_type == 3 else False
+
+
+class CustomIsAuthenticated(BasePermission):
+    def has_permission(self, request, view):
+        if (
+            hasattr(view, "authentication_off") and view.authentication_off
+        ):  # Проверка наличия и значения атрибута
+            return True
+        return bool(request.user and request.user.is_authenticated)
diff --git a/users/serializers.py b/users/serializers.py
index 401ec7d4..ce5a41c2 100644
--- a/users/serializers.py
+++ b/users/serializers.py
@@ -12,6 +12,8 @@
 from .models import CustomUser, Expert, Investor, Member, Mentor, UserAchievement
 from .validators import specialization_exists_validator
 
+from rest_framework_simplejwt.serializers import TokenObtainPairSerializer
+
 
 class AchievementListSerializer(serializers.ModelSerializer[UserAchievement]):
     class Meta:
@@ -466,3 +468,17 @@ def is_valid(self, *, raise_exception=False):
     def validate(self, data):
         super().validate(data)
         return validate_project(data)
+
+
+class UserCloneDataSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = CustomUser
+        fields = "__all__"
+
+
+class CustomObtainPairSerializer(TokenObtainPairSerializer):
+    @classmethod
+    def get_token(cls, user):
+        token = super().get_token(user)
+        token["email"] = user.email
+        return token
diff --git a/users/urls.py b/users/urls.py
index e496b6f3..088644c3 100644
--- a/users/urls.py
+++ b/users/urls.py
@@ -23,6 +23,7 @@
     UserSubscribedProjectsList,
     UserSpecializationsNestedView,
     UserSpecializationsInlineView,
+    SingleUserDataView,
 )
 
 app_name = "users"
@@ -73,4 +74,6 @@
         "reset_password/",
         include("django_rest_passwordreset.urls", namespace="password_reset"),
     ),
+    # for skills
+    path("users/clone-data", SingleUserDataView.as_view()),
 ]
diff --git a/users/views.py b/users/views.py
index 43f7f699..57e33be8 100644
--- a/users/views.py
+++ b/users/views.py
@@ -2,9 +2,10 @@
 from django.apps import apps
 from django.conf import settings
 from django.contrib.auth import get_user_model
+
 from django.db import transaction
 from django.db.models import Q
-from django.shortcuts import redirect
+from django.shortcuts import redirect, get_object_or_404
 from django_filters import rest_framework as filters
 from rest_framework import status, permissions
 from rest_framework import exceptions
@@ -57,6 +58,7 @@
     UserSubscribedProjectsSerializer,
     SpecializationsSerializer,
     SpecializationSerializer,
+    UserCloneDataSerializer,
 )
 from .filters import UserFilter, SpecializationFilter
 from .pagination import UsersPagination
@@ -408,3 +410,12 @@ class UserSpecializationsInlineView(ListAPIView):
 
     def get_queryset(self):
         return Specialization.objects.all()
+
+
+class SingleUserDataView(ListAPIView):
+    serializer_class = UserCloneDataSerializer
+    permissions = [AllowAny]
+    authentication_off = True
+
+    def get_queryset(self) -> User:
+        return [get_object_or_404(User, email=self.request.data["email"])]
diff --git a/vacancy/filters.py b/vacancy/filters.py
index 44c4d928..eb6b5db7 100644
--- a/vacancy/filters.py
+++ b/vacancy/filters.py
@@ -1,9 +1,10 @@
 from django_filters import rest_framework as filters
 
 from vacancy.models import Vacancy
+from django.db.models import QuerySet
 
 
-def project_id_filter(queryset, name, value):
+def project_id_filter(queryset, name, value) -> QuerySet:
     return queryset.filter(
         **{
             "project_id": value[0],
diff --git a/vacancy/models.py b/vacancy/models.py
index 3c6e9b76..7a6a8e69 100644
--- a/vacancy/models.py
+++ b/vacancy/models.py
@@ -3,6 +3,7 @@
 
 from projects.models import Project
 from vacancy.managers import VacancyManager, VacancyResponseManager
+from django_stubs_ext.db.models import TypedModelMeta
 
 
 class Vacancy(models.Model):
@@ -51,10 +52,10 @@ def get_required_skills(self):
             required_skills.append(sto.skill)
         return required_skills
 
-    def __str__(self):
+    def __str__(self) -> str:
         return f"Vacancy<{self.id}> - {self.role}"
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Вакансия"
         verbose_name_plural = "Вакансии"
         ordering = ["-datetime_created"]
@@ -100,10 +101,10 @@ class VacancyResponse(models.Model):
 
     objects = VacancyResponseManager()
 
-    def __str__(self):
+    def __str__(self) -> str:
         return f"VacancyResponse<{self.id}> - {self.user} - {self.vacancy}"
 
-    class Meta:
+    class Meta(TypedModelMeta):
         verbose_name = "Отклик на вакансию"
         verbose_name_plural = "Отклик на вакансии"
         ordering = ["-datetime_created"]
diff --git a/vacancy/serializers.py b/vacancy/serializers.py
index 5979946e..2a1f5554 100644
--- a/vacancy/serializers.py
+++ b/vacancy/serializers.py
@@ -21,7 +21,7 @@ class RequiredSkillsWriteSerializerMixin(RequiredSkillsSerializerMixin):
     )
 
 
-class ProjectForVacancySerializer(serializers.ModelSerializer):
+class ProjectForVacancySerializer(serializers.ModelSerializer[Project]):
     class Meta:
         model = Project
         fields = [
@@ -33,7 +33,7 @@ class Meta:
 
 
 class VacancyDetailSerializer(
-    serializers.ModelSerializer, RequiredSkillsWriteSerializerMixin
+    serializers.ModelSerializer, RequiredSkillsWriteSerializerMixin[Vacancy]
 ):
     project = ProjectForVacancySerializer(many=False, read_only=True)
 
@@ -53,7 +53,7 @@ class Meta:
         read_only_fields = ["project"]
 
 
-class VacancyListSerializer(serializers.ModelSerializer, RequiredSkillsSerializerMixin):
+class VacancyListSerializer(serializers.ModelSerializer, RequiredSkillsSerializerMixin[Vacancy]):
     class Meta:
         model = Vacancy
         fields = [
@@ -69,7 +69,7 @@ class Meta:
 
 
 class ProjectVacancyListSerializer(
-    serializers.ModelSerializer, RequiredSkillsSerializerMixin
+    serializers.ModelSerializer, RequiredSkillsSerializerMixin[Vacancy]
 ):
     class Meta:
         model = Vacancy
@@ -84,7 +84,7 @@ class Meta:
 
 
 class ProjectVacancyCreateListSerializer(
-    serializers.ModelSerializer, RequiredSkillsWriteSerializerMixin
+    serializers.ModelSerializer, RequiredSkillsWriteSerializerMixin[Vacancy]
 ):
     def create(self, validated_data):
         project = validated_data["project"]
@@ -129,7 +129,7 @@ class Meta:
         ]
 
 
-class VacancyResponseListSerializer(serializers.ModelSerializer):
+class VacancyResponseListSerializer(serializers.ModelSerializer[VacancyResponse]):
     is_approved = serializers.BooleanField(read_only=True)
     user = UserDetailSerializer(read_only=True)
     user_id = serializers.IntegerField(write_only=True)
@@ -170,7 +170,7 @@ def create(self, validated_data):
         return vacancy_response
 
 
-class VacancyResponseDetailSerializer(serializers.ModelSerializer):
+class VacancyResponseDetailSerializer(serializers.ModelSerializer[VacancyResponse]):
     user = UserDetailSerializer(many=False, read_only=True)
     vacancy = VacancyListSerializer(many=False, read_only=True)
     is_approved = serializers.BooleanField(read_only=True)
@@ -188,5 +188,5 @@ class Meta:
         ]
 
 
-class VacancyResponseAcceptSerializer(VacancyResponseDetailSerializer):
+class VacancyResponseAcceptSerializer(VacancyResponseDetailSerializer[VacancyResponse]):
     is_approved = serializers.BooleanField(required=True, read_only=False)