diff --git a/cmd/gophermart/main.go b/cmd/gophermart/main.go
index d254ef1..d218331 100644
--- a/cmd/gophermart/main.go
+++ b/cmd/gophermart/main.go
@@ -34,16 +34,37 @@ func main() {
 	orderQueue := make(chan string)
 	defer close(orderQueue)
 
-	authService := authenticate.NewAuthenticateService(loggerRes, conf.SecretKey, conf.TokenExp)
+	authService := authenticate.NewAuthenticateService(
+		authenticate.WithLogger(loggerRes),
+		authenticate.WithSecretKey(conf.SecretKey),
+		authenticate.WithTokenExp(conf.TokenExp),
+	)
 	userService := services.NewUserService(dbRes, conf.QueryTimeOut)
 	orderService := services.NewOrderService(orderQueue, dbRes, loggerRes, conf.QueryTimeOut)
 	withdrawalService := services.NewWithdrawalService(dbRes, loggerRes, conf.QueryTimeOut)
-	orderClient := client.NewOrderClient(loggerRes, conf.AccrualSystemAddress)
+	orderClient := client.NewOrderClient(
+		client.WithLogger(loggerRes),
+		client.WithAccrualSystemAddress(conf.AccrualSystemAddress),
+	)
 
-	orderWorker := workers.NewOrderWorker(mainCtx, orderService, orderQueue, loggerRes, conf, orderClient)
+	orderWorker := workers.NewOrderWorker(
+		workers.WithCtx(mainCtx),
+		workers.WithOrderService(orderService),
+		workers.WithOrderQueue(orderQueue),
+		workers.WithLogger(loggerRes),
+		workers.WithConfig(conf),
+		workers.WithOrderClient(orderClient),
+	)
 	orderWorker.Run()
 
-	appServer := server.NewServer(userService, orderService, withdrawalService, loggerRes, conf.RunAddr, authService)
+	appServer := server.NewServer(
+		server.WithUserService(userService),
+		server.WithOrderService(orderService),
+		server.WithWithdrawalService(withdrawalService),
+		server.WithLogger(loggerRes),
+		server.WithRunAddress(conf.RunAddr),
+		server.WithAuthService(authService),
+	)
 	err = appServer.Start()
 	if errors.Is(err, http.ErrServerClosed) {
 		loggerRes.Error("Server stop")
diff --git a/internal/authenticate/authenticate.go b/internal/authenticate/authenticate.go
index f52a74b..0f05b1c 100644
--- a/internal/authenticate/authenticate.go
+++ b/internal/authenticate/authenticate.go
@@ -24,8 +24,30 @@ type Authenticate struct {
 	tokenExp  time.Duration
 }
 
-func NewAuthenticateService(logger *zap.Logger, secretKey string, tokenExp time.Duration) *Authenticate {
-	return &Authenticate{logger: logger, secretKey: secretKey, tokenExp: tokenExp}
+func NewAuthenticateService(opts ...func(*Authenticate)) *Authenticate {
+	auth := &Authenticate{}
+	for _, opt := range opts {
+		opt(auth)
+	}
+	return auth
+}
+
+func WithLogger(logger *zap.Logger) func(*Authenticate) {
+	return func(a *Authenticate) {
+		a.logger = logger
+	}
+}
+
+func WithSecretKey(secretKey string) func(*Authenticate) {
+	return func(a *Authenticate) {
+		a.secretKey = secretKey
+	}
+}
+
+func WithTokenExp(tokenExp time.Duration) func(*Authenticate) {
+	return func(a *Authenticate) {
+		a.tokenExp = tokenExp
+	}
 }
 
 func (a *Authenticate) createCookie(UserID uuid.UUID) (http.Cookie, error) {
diff --git a/internal/client/order.go b/internal/client/order.go
index d8e97a4..6662f2a 100644
--- a/internal/client/order.go
+++ b/internal/client/order.go
@@ -15,8 +15,24 @@ type OrderClient struct {
 	accrualSystemAddress string
 }
 
-func NewOrderClient(logger *zap.Logger, accrualSystemAddress string) *OrderClient {
-	return &OrderClient{logger: logger, accrualSystemAddress: accrualSystemAddress}
+func NewOrderClient(opts ...func(*OrderClient)) *OrderClient {
+	orderClient := &OrderClient{}
+	for _, opt := range opts {
+		opt(orderClient)
+	}
+	return orderClient
+}
+
+func WithLogger(logger *zap.Logger) func(*OrderClient) {
+	return func(o *OrderClient) {
+		o.logger = logger
+	}
+}
+
+func WithAccrualSystemAddress(accrualSystemAddress string) func(*OrderClient) {
+	return func(o *OrderClient) {
+		o.accrualSystemAddress = accrualSystemAddress
+	}
 }
 
 func (c OrderClient) CheckOrder(OrderNum string) (services.OrderFromAccrual, int, error) {
diff --git a/internal/server/server.go b/internal/server/server.go
index da728fb..8396ed0 100644
--- a/internal/server/server.go
+++ b/internal/server/server.go
@@ -19,9 +19,47 @@ type HTTPServer struct {
 	authService       *authenticate.Authenticate
 }
 
-func NewServer(userService *services.UserService, orderService *services.OrderService, withdrawalService *services.WithdrawalService, logger *zap.Logger, runAddress string, authService *authenticate.Authenticate) *HTTPServer {
-	return &HTTPServer{
-		userService: userService, orderService: orderService, withdrawalService: withdrawalService, logger: logger, runAddress: runAddress, authService: authService,
+func NewServer(opts ...func(*HTTPServer)) *HTTPServer {
+	server := &HTTPServer{}
+	for _, opt := range opts {
+		opt(server)
+	}
+	return server
+}
+
+func WithUserService(userService *services.UserService) func(*HTTPServer) {
+	return func(h *HTTPServer) {
+		h.userService = userService
+	}
+}
+
+func WithOrderService(orderService *services.OrderService) func(*HTTPServer) {
+	return func(h *HTTPServer) {
+		h.orderService = orderService
+	}
+}
+
+func WithWithdrawalService(withdrawalService *services.WithdrawalService) func(*HTTPServer) {
+	return func(h *HTTPServer) {
+		h.withdrawalService = withdrawalService
+	}
+}
+
+func WithLogger(logger *zap.Logger) func(*HTTPServer) {
+	return func(h *HTTPServer) {
+		h.logger = logger
+	}
+}
+
+func WithRunAddress(runAddress string) func(*HTTPServer) {
+	return func(h *HTTPServer) {
+		h.runAddress = runAddress
+	}
+}
+
+func WithAuthService(authService *authenticate.Authenticate) func(*HTTPServer) {
+	return func(h *HTTPServer) {
+		h.authService = authService
 	}
 }
 
diff --git a/internal/services/order.go b/internal/services/order.go
index be356fc..822eeaa 100644
--- a/internal/services/order.go
+++ b/internal/services/order.go
@@ -44,7 +44,11 @@ type OrderService struct {
 }
 
 func NewOrderService(orderQueue chan string, db *sql.DB, logger *zap.Logger, queryTimeOut time.Duration) *OrderService {
-	return &OrderService{orderQueue: orderQueue, db: db, logger: logger, queryTimeOut: queryTimeOut}
+	return &OrderService{
+		orderQueue: orderQueue,
+		db:         db, logger: logger,
+		queryTimeOut: queryTimeOut,
+	}
 }
 
 func (o *OrderService) Add(ctx context.Context, orderNum string) error {
diff --git a/internal/services/user.go b/internal/services/user.go
index f6c6276..dbb9050 100644
--- a/internal/services/user.go
+++ b/internal/services/user.go
@@ -40,7 +40,10 @@ type UserService struct {
 }
 
 func NewUserService(db *sql.DB, queryTimeOut time.Duration) *UserService {
-	return &UserService{db: db, queryTimeOut: queryTimeOut}
+	return &UserService{
+		db:           db,
+		queryTimeOut: queryTimeOut,
+	}
 }
 
 func (u *UserService) Add(ctx context.Context, input InputDataUser) (uuid.UUID, error) {
diff --git a/internal/services/withdrawal.go b/internal/services/withdrawal.go
index 6008566..fa911e7 100644
--- a/internal/services/withdrawal.go
+++ b/internal/services/withdrawal.go
@@ -44,7 +44,11 @@ type WithdrawalService struct {
 }
 
 func NewWithdrawalService(db *sql.DB, logger *zap.Logger, queryTimeOut time.Duration) *WithdrawalService {
-	return &WithdrawalService{db: db, logger: logger, queryTimeOut: queryTimeOut}
+	return &WithdrawalService{
+		db:           db,
+		logger:       logger,
+		queryTimeOut: queryTimeOut,
+	}
 }
 
 func (w *WithdrawalService) Add(ctx context.Context, input InputWithdrawal) error {
diff --git a/internal/workers/order.go b/internal/workers/order.go
index 9154509..bd1a8eb 100644
--- a/internal/workers/order.go
+++ b/internal/workers/order.go
@@ -19,8 +19,50 @@ type OrderWorker struct {
 	orderClient  *client.OrderClient
 }
 
-func NewOrderWorker(ctx context.Context, orderService *services.OrderService, orderQueue chan string, logger *zap.Logger, conf config.Config, orderClient *client.OrderClient) *OrderWorker {
-	return &OrderWorker{ctx: ctx, orderService: orderService, orderQueue: orderQueue, logger: logger, conf: conf, orderClient: orderClient}
+func NewOrderWorker(opts ...func(*OrderWorker)) *OrderWorker {
+	orderWorker := &OrderWorker{
+		ctx: context.Background(),
+	}
+	for _, opt := range opts {
+		opt(orderWorker)
+	}
+	return orderWorker
+}
+
+func WithCtx(ctx context.Context) func(*OrderWorker) {
+	return func(o *OrderWorker) {
+		o.ctx = ctx
+	}
+}
+
+func WithOrderService(orderService *services.OrderService) func(*OrderWorker) {
+	return func(o *OrderWorker) {
+		o.orderService = orderService
+	}
+}
+
+func WithOrderQueue(orderQueue chan string) func(*OrderWorker) {
+	return func(o *OrderWorker) {
+		o.orderQueue = orderQueue
+	}
+}
+
+func WithLogger(logger *zap.Logger) func(*OrderWorker) {
+	return func(o *OrderWorker) {
+		o.logger = logger
+	}
+}
+
+func WithConfig(conf config.Config) func(*OrderWorker) {
+	return func(o *OrderWorker) {
+		o.conf = conf
+	}
+}
+
+func WithOrderClient(orderClient *client.OrderClient) func(*OrderWorker) {
+	return func(o *OrderWorker) {
+		o.orderClient = orderClient
+	}
 }
 
 func (w *OrderWorker) Run() {