diff --git a/services/backend/api/v1/router.py b/services/backend/api/v1/router.py
index 241af1e..2c24b2b 100644
--- a/services/backend/api/v1/router.py
+++ b/services/backend/api/v1/router.py
@@ -6,6 +6,7 @@ from api.v1 import handlers
 from api.v1.auth import BearerAuth
 from api.v1.competition.views import router as competition_router
 from api.v1.ping.views import router as ping_router
+from api.v1.task.views import router as task_router
 from api.v1.user.views import router as user_router
 
 router = NinjaAPI(
@@ -29,6 +30,10 @@ router.add_router(
     "",
     competition_router,
 )
+router.add_router(
+    "",
+    task_router,
+)
 
 
 for exception, handler in handlers.exception_handlers:
diff --git a/services/backend/api/v1/task/__init__.py b/services/backend/api/v1/task/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/services/backend/api/v1/task/schemas.py b/services/backend/api/v1/task/schemas.py
new file mode 100644
index 0000000..4a3ec2e
--- /dev/null
+++ b/services/backend/api/v1/task/schemas.py
@@ -0,0 +1,10 @@
+from ninja import ModelSchema, Schema
+
+from apps.competition.models import State
+from apps.task.models import CompetitionTask
+
+
+class TaskOutSchema(ModelSchema):
+    class Meta:
+        model = CompetitionTask
+        fields = ["id", "competition", "title", "description", "type"]
diff --git a/services/backend/api/v1/task/views.py b/services/backend/api/v1/task/views.py
new file mode 100644
index 0000000..81301c8
--- /dev/null
+++ b/services/backend/api/v1/task/views.py
@@ -0,0 +1,64 @@
+from http import HTTPStatus as status
+
+from ninja import Router
+
+from api.v1.schemas import NotFoundError, UnauthorizedError, ForbiddenError
+from api.v1.ping.schemas import PingOut
+from api.v1.task.schemas import TaskOutSchema
+
+router = Router(tags=["competition"])
+
+
+@router.post(
+    "competitions/{competition_id}/start",
+    description="Start a competition completing (open access to tasks)",
+    response={
+        status.OK: PingOut,
+        status.UNAUTHORIZED: UnauthorizedError,
+        status.NOT_FOUND: NotFoundError,
+    },
+)
+def start_competition(request, competition_id: str) -> PingOut:
+    ...
+
+
+@router.get(
+    "competitions/{competition_id}/tasks",
+    description="Get all tasks of competition (works only if user started competition)",
+    response={
+        status.OK: list[TaskOutSchema],
+        status.UNAUTHORIZED: UnauthorizedError,
+        status.FORBIDDEN: ForbiddenError,
+        status.NOT_FOUND: NotFoundError,
+    }
+)
+def get_competition_tasks(request, competition_id: str) -> list[TaskOutSchema]:
+    ...
+
+
+@router.get(
+    "competitions/{competition_id}/tasks/{task_id}",
+    description="Get a task of competition task",
+    response={
+        status.OK: TaskOutSchema,
+        status.UNAUTHORIZED: UnauthorizedError,
+        status.FORBIDDEN: ForbiddenError,
+        status.NOT_FOUND: NotFoundError,
+    }
+)
+def get_task(request, competition_id: str, task_id: str) -> TaskOutSchema:
+    ...
+
+
+@router.post(
+    "competitions/{competition_id}/tasks/{task_id}/submit",
+    description="Submit task solution",
+    response={
+        status.OK: PingOut,  # todo maybe I should write an other schema for this
+        status.UNAUTHORIZED: UnauthorizedError,
+        status.FORBIDDEN: ForbiddenError,
+        status.NOT_FOUND: NotFoundError,
+    }
+)
+def submit_task(request, competition_id: str, task_id: str) -> PingOut:
+    ...
diff --git a/services/backend/apps/task/models.py b/services/backend/apps/task/models.py
index eee9f4f..3ff7ac4 100644
--- a/services/backend/apps/task/models.py
+++ b/services/backend/apps/task/models.py
@@ -1,11 +1,10 @@
 from uuid import uuid4
 
-from competition.models import Competition
-from core.models import BaseModel
 from django.db import models
 
 from apps.task.validators import ContestTaskCriteriesValidator
-
+from apps.competition.models import Competition
+from apps.core.models import BaseModel
 
 class CompetitionTask(BaseModel):
     class CompetitionTaskType(models.TextChoices):
@@ -19,7 +18,7 @@ class CompetitionTask(BaseModel):
     competition = models.ForeignKey(Competition, on_delete=models.CASCADE)
     title = models.TextField(verbose_name="заголовок", max_length=50)
     description = models.TextField(verbose_name="описание", max_length=300)
-    type = models.CharField(choices=CompetitionTaskType)
+    type = models.CharField(choices=CompetitionTaskType, max_length=8)
 
     # only when "input" or "checker" type
     correct_answer_file = models.FileField(upload_to=answer_file_upload_to)
diff --git a/services/backend/config/settings.py b/services/backend/config/settings.py
index c3a64da..ffae770 100644
--- a/services/backend/config/settings.py
+++ b/services/backend/config/settings.py
@@ -445,6 +445,7 @@ INSTALLED_APPS = [
     "apps.core",
     "apps.user",
     "apps.competition",
+    "apps.task",
 ]
 
 # GUID