diff --git a/src/routes/accounts.py b/src/routes/accounts.py
index 82729aac..93d20223 100644
--- a/src/routes/accounts.py
+++ b/src/routes/accounts.py
@@ -1,7 +1,7 @@
 from datetime import datetime, timezone
 from typing import cast
 
-from fastapi import APIRouter, Depends, status, HTTPException
+from fastapi import APIRouter, Depends, status, HTTPException, BackgroundTasks
 from sqlalchemy import select, delete
 from sqlalchemy.exc import SQLAlchemyError
 from sqlalchemy.ext.asyncio import AsyncSession
@@ -18,7 +18,7 @@
     RefreshTokenModel
 )
 from exceptions import BaseSecurityError
-from notifications import EmailSenderInterface
+from notifications import EmailSenderInterface, EmailSender
 from schemas import (
     UserRegistrationRequestSchema,
     UserRegistrationResponseSchema,
@@ -67,7 +67,9 @@
 )
 async def register_user(
         user_data: UserRegistrationRequestSchema,
+        background_tasks: BackgroundTasks,
         db: AsyncSession = Depends(get_db),
+        email_sender: EmailSenderInterface = Depends(get_accounts_email_notificator)
 ) -> UserRegistrationResponseSchema:
     """
     Endpoint for user registration.
@@ -120,6 +122,14 @@ async def register_user(
 
         await db.commit()
         await db.refresh(new_user)
+
+        activation_token_link = (f"http://127.0.0.1:8000/activate/?token="
+                                 f"{activation_token.token}&email={user_data.email}")
+        background_tasks.add_task(
+            email_sender.send_activation_email,
+            str(user_data.email),
+            activation_token_link
+        )
     except SQLAlchemyError as e:
         await db.rollback()
         raise HTTPException(
@@ -163,7 +173,9 @@ async def register_user(
 )
 async def activate_account(
         activation_data: UserActivationRequestSchema,
+        background_tasks: BackgroundTasks,
         db: AsyncSession = Depends(get_db),
+        email_sender: EmailSenderInterface = Depends(get_accounts_email_notificator)
 ) -> MessageResponseSchema:
     """
     Endpoint to activate a user's account.
@@ -218,6 +230,14 @@ async def activate_account(
     await db.delete(token_record)
     await db.commit()
 
+    login_link = "http://127.0.0.1:8000/login/"
+
+    background_tasks.add_task(
+        email_sender.send_activation_complete_email,
+        str(activation_data.email),
+        login_link
+    )
+
     return MessageResponseSchema(message="User account activated successfully.")
 
 
@@ -233,7 +253,9 @@ async def activate_account(
 )
 async def request_password_reset_token(
         data: PasswordResetRequestSchema,
+        background_tasks: BackgroundTasks,
         db: AsyncSession = Depends(get_db),
+        email_sender: EmailSenderInterface = Depends(get_accounts_email_notificator)
 ) -> MessageResponseSchema:
     """
     Endpoint to request a password reset token.
@@ -262,7 +284,15 @@ async def request_password_reset_token(
     reset_token = PasswordResetTokenModel(user_id=cast(int, user.id))
     db.add(reset_token)
     await db.commit()
+    await db.refresh(reset_token)
 
+    password_complete_link = f"http://127.0.0.1:8000/reset-password/?token={reset_token.token}&email={data.email}"
+
+    background_tasks.add_task(
+        email_sender.send_password_reset_email,
+        str(data.email),
+        password_complete_link
+    )
     return MessageResponseSchema(
         message="If you are registered, you will receive an email with instructions."
     )
@@ -313,7 +343,9 @@ async def request_password_reset_token(
 )
 async def reset_password(
         data: PasswordResetCompleteRequestSchema,
+        background_tasks: BackgroundTasks,
         db: AsyncSession = Depends(get_db),
+        email_sender: EmailSenderInterface = Depends(get_accounts_email_notificator)
 ) -> MessageResponseSchema:
     """
     Endpoint for resetting a user's password.
@@ -376,6 +408,14 @@ async def reset_password(
             detail="An error occurred while resetting the password."
         )
 
+    login_link = "http://127.0.0.1:8000/login/"
+
+    background_tasks.add_task(
+        email_sender.send_password_reset_complete_email,
+        str(data.email),
+        login_link
+    )
+
     return MessageResponseSchema(message="Password reset successfully.")
 
 
diff --git a/src/routes/profiles.py b/src/routes/profiles.py
index 0b7c3420..6542cc95 100644
--- a/src/routes/profiles.py
+++ b/src/routes/profiles.py
@@ -1,5 +1,119 @@
-from fastapi import APIRouter
+from datetime import datetime, timezone, date
+
+from fastapi import Depends, HTTPException, status, APIRouter, Form, UploadFile, File
+from sqlalchemy import cast, select
+from sqlalchemy.exc import SQLAlchemyError
+from sqlalchemy.ext.asyncio import AsyncSession
+from database import get_db, UserModel, UserProfileModel, UserGroupModel, UserGroupEnum
+from config import get_s3_storage_client, get_jwt_auth_manager
+from exceptions import BaseSecurityError
+from schemas.profiles import ProfileResponseSchema, ProfileCreateRequestSchema
+from storages.interfaces import S3StorageInterface
+from security.interfaces import JWTAuthManagerInterface
+from security.http import get_token
+
+import schemas
 
 router = APIRouter()
 
 # Write your code here
+
+
+@router.post("/users/{user_id}/profile/", status_code=status.HTTP_201_CREATED)
+async def user_profile_creation(
+        user_id: int,
+        first_name: str = Form(...),
+        last_name: str = Form(...),
+        gender: str = Form(...),
+        date_of_birth: date = Form(...),
+        info: str = Form(...),
+        avatar: UploadFile = File(...),
+        token: str = Depends(get_token),
+        db: AsyncSession = Depends(get_db),
+        jwt_manager: JWTAuthManagerInterface = Depends(get_jwt_auth_manager),
+        s3_client: S3StorageInterface = Depends(get_s3_storage_client)
+) -> ProfileResponseSchema:
+
+    profile_validation = ProfileCreateRequestSchema(
+        first_name=first_name,
+        last_name=last_name,
+        gender=gender,
+        date_of_birth=date_of_birth,
+        info=info,
+        avatar=avatar
+    )
+
+    try:
+
+        payload = jwt_manager.decode_access_token(token)
+        current_user_id = payload.get("user_id")
+    except BaseSecurityError:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Token has expired."
+        )
+
+    request = await db.execute(
+        select(UserModel).filter_by(id=current_user_id)
+    )
+    db_current_user = request.scalar_one_or_none()
+
+    if not db_current_user or not db_current_user.is_active:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Invalid email or token."
+        )
+
+    stmt = select(
+        UserGroupModel.id
+    ).where(UserGroupModel.name == UserGroupEnum.ADMIN)
+    db_group_admin_id = await db.scalar(stmt)
+
+    if current_user_id != user_id and db_current_user.group_id != db_group_admin_id:
+        raise HTTPException(
+            status_code=403,
+            detail="You don't have permission to edit this profile."
+        )
+
+    request = await db.execute(select(UserModel).filter_by(id=user_id))
+
+    db_user = request.scalar_one_or_none()
+    if not db_user or not db_user.is_active:
+        raise HTTPException(
+            status_code=401,
+            detail="User not found or not active."
+        )
+
+    request = await db.execute(
+        select(UserProfileModel).where(UserProfileModel.user_id == db_user.id)
+    )
+
+    db_user_profile = request.scalar_one_or_none()
+
+    if db_user_profile:
+        raise HTTPException(status_code=400, detail="User already has a profile.")
+
+    try:
+        avatar_url = await s3_client.upload(avatar)
+    except Exception:
+        raise HTTPException(
+            status_code=500,
+            detail="Failed to upload avatar. Please try again later."
+        )
+
+        # БЛОК 2: Пишем в БД (если Блок 1 прошел успешно)
+    db_user_profile = UserProfileModel(
+        user_id=user_id,
+        first_name=profile_validation.first_name,
+        last_name=profile_validation.last_name,
+        gender=profile_validation.gender,
+        date_of_birth=profile_validation.date_of_birth,
+        info=profile_validation.info,
+        avatar=avatar_url
+
+    )
+    db.add(db_user_profile)
+    await db.commit()
+    await db.refresh(db_user_profile)
+
+    return ProfileResponseSchema.model_validate(db_user_profile)
diff --git a/src/schemas/profiles.py b/src/schemas/profiles.py
index adbcbcee..5173a5d9 100644
--- a/src/schemas/profiles.py
+++ b/src/schemas/profiles.py
@@ -1,7 +1,10 @@
+import datetime
 from datetime import date
+from typing import Any
+from typing_extensions import Self
 
 from fastapi import UploadFile, Form, File, HTTPException
-from pydantic import BaseModel, field_validator, HttpUrl
+from pydantic import BaseModel, field_validator, HttpUrl, ConfigDict
 
 from validation import (
     validate_name,
@@ -10,4 +13,52 @@
     validate_birth_date
 )
 
+
 # Write your code here
+class UserProfileBase(BaseModel):
+    first_name: str
+    last_name: str
+    gender: str
+    date_of_birth: date
+    info: str
+
+    @field_validator("first_name", "last_name")
+    @classmethod
+    def validate_fullname(cls, value):
+        return validate_name(value)
+
+    @field_validator("gender")
+    @classmethod
+    def validate_gender(cls, value):
+        return validate_gender(value)
+
+    @field_validator("date_of_birth")
+    @classmethod
+    def validate_bdate(cls, value):
+        return validate_birth_date(value)
+
+    @field_validator("info")
+    @classmethod
+    def validate_info(cls, value):
+        if not value.strip():
+            raise ValueError(
+                "Info cannot be empty or consist only of spaces."
+            )
+        return value
+
+
+class ProfileCreateRequestSchema(UserProfileBase):
+    avatar: UploadFile
+
+    @field_validator("avatar")
+    @classmethod
+    def validate_avatar(cls, value):
+        return validate_image(value)
+
+
+class ProfileResponseSchema(UserProfileBase):
+    id: int
+    user_id: int
+    avatar: str
+
+    model_config = ConfigDict(from_attributes=True)