diff --git a/pkg/internal/models/accounts.go b/pkg/internal/models/accounts.go
index be54d5a..489b198 100644
--- a/pkg/internal/models/accounts.go
+++ b/pkg/internal/models/accounts.go
@@ -17,6 +17,9 @@ type Account struct {
 	Reactions    []Reaction `json:"reactions"`
 	ExternalID   uint       `json:"external_id"`
 
+	PinnedPost   *Post `json:"pinned_post"`
+	PinnedPostID *uint `json:"pinned_post_id"`
+
 	TotalUpvote   int `json:"total_upvote"`
 	TotalDownvote int `json:"total_downvote"`
 }
diff --git a/pkg/internal/server/api/index.go b/pkg/internal/server/api/index.go
index 842a9d5..9e41d80 100644
--- a/pkg/internal/server/api/index.go
+++ b/pkg/internal/server/api/index.go
@@ -8,7 +8,7 @@ func MapAPIs(app *fiber.App, baseURL string) {
 	api := app.Group(baseURL).Name("API")
 	{
 		api.Get("/users/me", getUserinfo)
-		api.Get("/users/:accountId", getOthersInfo)
+		api.Get("/users/:account", getOthersInfo)
 
 		recommendations := api.Group("/recommendations").Name("Recommendations API")
 		{
@@ -33,6 +33,7 @@ func MapAPIs(app *fiber.App, baseURL string) {
 			posts.Get("/drafts", listDraftPost)
 			posts.Get("/:postId", getPost)
 			posts.Post("/:postId/react", reactPost)
+			posts.Post("/:postId/pin", pinPost)
 			posts.Delete("/:postId", deletePost)
 
 			posts.Get("/:postId/replies", listPostReplies)
diff --git a/pkg/internal/server/api/posts_api.go b/pkg/internal/server/api/posts_api.go
index 35a092a..14befad 100644
--- a/pkg/internal/server/api/posts_api.go
+++ b/pkg/internal/server/api/posts_api.go
@@ -161,3 +161,23 @@ func reactPost(c *fiber.Ctx) error {
 		return c.Status(lo.Ternary(positive, fiber.StatusCreated, fiber.StatusNoContent)).JSON(reaction)
 	}
 }
+
+func pinPost(c *fiber.Ctx) error {
+	if err := gap.H.EnsureAuthenticated(c); err != nil {
+		return err
+	}
+	user := c.Locals("user").(models.Account)
+
+	var res models.Post
+	if err := database.C.Where("id = ? AND author_id = ?", c.Params("postId"), user.ID).First(&res).Error; err != nil {
+		return fiber.NewError(fiber.StatusBadRequest, fmt.Sprintf("unable to find post in your posts to pin: %v", err))
+	}
+
+	user.PinnedPostID = &res.ID
+
+	if err := database.C.Save(&user).Error; err != nil {
+		return fiber.NewError(fiber.StatusInternalServerError, fmt.Sprintf("failed to save changes: %v", err))
+	}
+
+	return c.SendStatus(fiber.StatusOK)
+}
diff --git a/pkg/internal/server/api/users_api.go b/pkg/internal/server/api/users_api.go
index e0879d8..23d92d7 100644
--- a/pkg/internal/server/api/users_api.go
+++ b/pkg/internal/server/api/users_api.go
@@ -16,6 +16,7 @@ func getUserinfo(c *fiber.Ctx) error {
 	var data models.Account
 	if err := database.C.
 		Where(&models.Account{BaseModel: models.BaseModel{ID: user.ID}}).
+		Preload("PinnedPost").
 		First(&data).Error; err != nil {
 		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
 	}
@@ -24,11 +25,12 @@ func getUserinfo(c *fiber.Ctx) error {
 }
 
 func getOthersInfo(c *fiber.Ctx) error {
-	accountId := c.Params("accountId")
+	account := c.Params("account")
 
 	var data models.Account
 	if err := database.C.
-		Where(&models.Account{Name: accountId}).
+		Where(&models.Account{Name: account}).
+		Preload("PinnedPost").
 		First(&data).Error; err != nil {
 		return fiber.NewError(fiber.StatusInternalServerError, err.Error())
 	}