diff --git a/backend/go.mod b/backend/go.mod
index 1d85572..04c5b94 100644
--- a/backend/go.mod
+++ b/backend/go.mod
@@ -54,6 +54,7 @@ require (
 	github.com/prometheus/client_model v0.2.1-0.20210607210712-147c58e9608a // indirect
 	github.com/prometheus/common v0.32.1 // indirect
 	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/rabbitmq/amqp091-go v1.10.0
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
 	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible // indirect
 	github.com/supranational/blst v0.3.11 // indirect
diff --git a/backend/go.sum b/backend/go.sum
index 347794d..87150da 100644
--- a/backend/go.sum
+++ b/backend/go.sum
@@ -342,6 +342,8 @@ github.com/prometheus/procfs v0.1.3/go.mod h1:lV6e/gmhEcM9IjHGsFOCxxuZ+z1YqCvr4O
 github.com/prometheus/procfs v0.6.0/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
 github.com/prometheus/procfs v0.7.3 h1:4jVXhlkAyzOScmCkXBTOLRLTz8EeU+eyjrwB/EPq0VU=
 github.com/prometheus/procfs v0.7.3/go.mod h1:cz+aTbrPOrUb4q7XlbU9ygM+/jj0fzG6c1xBZuNvfVA=
+github.com/rabbitmq/amqp091-go v1.10.0 h1:STpn5XsHlHGcecLmMFCtg7mqq0RnD+zFr4uzukfVhBw=
+github.com/rabbitmq/amqp091-go v1.10.0/go.mod h1:Hy4jKW5kQART1u+JkDTF9YYOQUHXqMuhrgxOEeS7G4o=
 github.com/redis/go-redis/v9 v9.5.1 h1:H1X4D3yHPaYrkL5X06Wh6xNVM/pX0Ft4RV0vMGvLBh8=
 github.com/redis/go-redis/v9 v9.5.1/go.mod h1:hdY0cQFCN4fnSYT6TkisLufl/4W5UIXyv0b/CLO2V2M=
 github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
diff --git a/backend/internal/factory/interactors.go b/backend/internal/factory/interactors.go
index f4dcc07..aea1208 100644
--- a/backend/internal/factory/interactors.go
+++ b/backend/internal/factory/interactors.go
@@ -58,6 +58,7 @@ func provideChainInteractor(
 	log *slog.Logger,
 	config config.Config,
 	txRepository txRepo.Repository,
+	orgInteractor organizations.OrganizationsInteractor,
 ) chain.ChainInteractor {
-	return chain.NewChainInteractor(log, config, txRepository)
+	return chain.NewChainInteractor(log, config, txRepository, orgInteractor)
 }
diff --git a/backend/internal/factory/wire_gen.go b/backend/internal/factory/wire_gen.go
index 06c16f9..a43a53a 100644
--- a/backend/internal/factory/wire_gen.go
+++ b/backend/internal/factory/wire_gen.go
@@ -7,9 +7,9 @@
 package factory
 
 import (
+	"github.com/emochka2007/block-accounting/internal/infrastructure/repository"
 	"github.com/emochka2007/block-accounting/internal/pkg/config"
 	"github.com/emochka2007/block-accounting/internal/service"
-	"github.com/emochka2007/block-accounting/internal/infrastructure/repository"
 )
 
 // Injectors from wire.go:
@@ -23,14 +23,14 @@ func ProvideService(c config.Config) (service.Service, func(), error) {
 	usersRepository := provideUsersRepository(db)
 	organizationsRepository := provideOrganizationsRepository(db, usersRepository)
 	transactionsRepository := provideTxRepository(db, organizationsRepository)
-	chainInteractor := provideChainInteractor(logger, c, transactionsRepository)
+	client, cleanup2 := provideRedisConnection(c)
+	cache := provideRedisCache(client, logger)
+	organizationsInteractor := provideOrganizationsInteractor(logger, organizationsRepository, cache)
+	chainInteractor := provideChainInteractor(logger, c, transactionsRepository, organizationsInteractor)
 	usersInteractor := provideUsersInteractor(logger, usersRepository, chainInteractor)
 	authRepository := provideAuthRepository(db)
 	jwtInteractor := provideJWTInteractor(c, usersInteractor, authRepository)
 	authPresenter := provideAuthPresenter(jwtInteractor)
-	client, cleanup2 := provideRedisConnection(c)
-	cache := provideRedisCache(client, logger)
-	organizationsInteractor := provideOrganizationsInteractor(logger, organizationsRepository, cache)
 	authController := provideAuthController(logger, usersInteractor, authPresenter, jwtInteractor, authRepository, organizationsInteractor)
 	organizationsPresenter := provideOrganizationsPresenter()
 	organizationsController := provideOrganizationsController(logger, organizationsInteractor, organizationsPresenter)
diff --git a/backend/internal/infrastructure/queue/beanstalk/queue.go b/backend/internal/infrastructure/queue/beanstalk/queue.go
new file mode 100644
index 0000000..d034d65
--- /dev/null
+++ b/backend/internal/infrastructure/queue/beanstalk/queue.go
@@ -0,0 +1 @@
+package beanstalk
diff --git a/backend/internal/infrastructure/queue/queue.go b/backend/internal/infrastructure/queue/queue.go
new file mode 100644
index 0000000..a94e626
--- /dev/null
+++ b/backend/internal/infrastructure/queue/queue.go
@@ -0,0 +1,52 @@
+package queue
+
+import (
+	"context"
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+)
+
+type QueueDriver interface {
+	Put(ctx context.Context, job any) error
+	Pop(ctx context.Context) (any, error)
+}
+
+type Queue[T any] struct {
+	driver QueueDriver
+}
+
+func NewWithDriver[T any](
+	driver QueueDriver,
+) *Queue[T] {
+	return &Queue[T]{
+		driver: driver,
+	}
+}
+
+func (q *Queue[T]) Put(
+	ctx context.Context,
+	job T,
+) error {
+	return q.driver.Put(ctx, job)
+}
+
+func (q *Queue[T]) Pop(ctx context.Context) (*T, error) {
+	job, err := q.driver.Pop(ctx)
+	if err != nil {
+		return nil, fmt.Errorf("queue: error pop a job from the queue. %w", err)
+	}
+
+	if t, ok := job.(T); ok {
+		return &t, nil
+	}
+
+	return nil, fmt.Errorf("queue: error unexpected job type")
+}
+
+type Job[T any] struct {
+	ID        uuid.UUID
+	Payload   *T
+	CreatedAt time.Time
+}
diff --git a/backend/internal/infrastructure/queue/rmq/queue.go b/backend/internal/infrastructure/queue/rmq/queue.go
new file mode 100644
index 0000000..c1f91ec
--- /dev/null
+++ b/backend/internal/infrastructure/queue/rmq/queue.go
@@ -0,0 +1,35 @@
+package rmq
+
+import (
+	"log"
+
+	amqp "github.com/rabbitmq/amqp091-go"
+)
+
+type RMQClient struct {
+	cc *amqp.Connection
+}
+
+// NewClient creates a new RabbitMQ client. Will panic if there are an error while dealing
+func NewClient(
+	address string,
+	user string,
+	password string,
+) *RMQClient {
+	cc, err := amqp.Dial("amqp://" + user + ":" + password + "@localhost:5672/")
+	if err != nil {
+		log.Fatal("error connect to rabbitmq server", err)
+	}
+
+	return &RMQClient{
+		cc: cc,
+	}
+}
+
+func NewWithConnection(
+	cc *amqp.Connection,
+) *RMQClient {
+	return &RMQClient{
+		cc: cc,
+	}
+}
diff --git a/backend/internal/infrastructure/queue/system/queue.go b/backend/internal/infrastructure/queue/system/queue.go
new file mode 100644
index 0000000..28ec579
--- /dev/null
+++ b/backend/internal/infrastructure/queue/system/queue.go
@@ -0,0 +1,73 @@
+package system
+
+import (
+	"context"
+	"fmt"
+	"sync"
+	"sync/atomic"
+)
+
+type SystemQueue struct {
+	m          sync.Mutex
+	_init_size int
+	buf        []*any
+	_buf_p     atomic.Int64
+	_read_p    atomic.Int64
+}
+
+func NewSystemQueue(size int) *SystemQueue {
+	if size < 50 {
+		size = 50
+	}
+
+	return &SystemQueue{
+		_init_size: size,
+		buf:        make([]*any, size),
+	}
+}
+
+func (s *SystemQueue) Put(_ context.Context, job any) error {
+	s.m.Lock()
+	defer s.m.Unlock()
+
+	p := s._buf_p.Load()
+
+	// Resize buf if needed
+	if int64(len(s.buf)) == p {
+		s.resize()
+	}
+
+	s.buf[p] = &job
+
+	s._buf_p.Add(1)
+
+	return nil
+}
+
+func (s *SystemQueue) Pop(_ context.Context) (any, error) {
+	s.m.Lock()
+	defer s.m.Unlock()
+
+	p := s._buf_p.Load()
+	if int64(len(s.buf)) < p {
+		s.resize()
+
+		return nil, fmt.Errorf("system-queue: error _p index out of buffer range")
+	}
+
+	jobp := s.buf[p]
+
+	if jobp == nil {
+		return nil, fmt.Errorf("system-queue: error nil job")
+	}
+
+	job := *jobp
+	s._buf_p.Add(-1)
+	s.buf[p-1] = nil
+
+	return job, nil
+}
+
+func (s *SystemQueue) resize() {
+	s.buf = append(s.buf, make([]*any, s._init_size/2)...)
+}
diff --git a/backend/internal/infrastructure/workers/workers.go b/backend/internal/infrastructure/workers/workers.go
index e69de29..7224789 100644
--- a/backend/internal/infrastructure/workers/workers.go
+++ b/backend/internal/infrastructure/workers/workers.go
@@ -0,0 +1,3 @@
+package workers
+
+// todo move all workers stuff here