diff --git a/internal/syncer/eventprocessor.go b/internal/syncer/eventprocessor.go
deleted file mode 100644
index e69de29bb..000000000
diff --git a/pkg/eventprocessor/processor.go b/pkg/eventprocessor/processor.go
new file mode 100644
index 000000000..33b71026c
--- /dev/null
+++ b/pkg/eventprocessor/processor.go
@@ -0,0 +1 @@
+package eventprocessor
diff --git a/pkg/syncer/ethsyncer/ethsyncer.go b/pkg/syncer/ethsyncer/ethsyncer.go
new file mode 100644
index 000000000..413d83b99
--- /dev/null
+++ b/pkg/syncer/ethsyncer/ethsyncer.go
@@ -0,0 +1,11 @@
+package ethsyncer
+
+import (
+	"github.com/0xPolygon/cdk/pkg/dataavailability"
+	"github.com/0xPolygon/cdk/pkg/syncer/storage"
+)
+
+type EthSyncer struct {
+	Storage          storage.Storage
+	DataAvailability dataavailability.DataAvailability
+}
diff --git a/pkg/syncer/storage/storage.go b/pkg/syncer/storage/storage.go
index 29e826c47..c485ecb64 100644
--- a/pkg/syncer/storage/storage.go
+++ b/pkg/syncer/storage/storage.go
@@ -1,6 +1,7 @@
-package syncer
+package storage
 
-type Storage interface {
+// Storage is an interface for the storage of the syncer
+type StorageService interface {
 	GetData() []byte
 	GetLatestVerifiedBlock() uint64
 }
diff --git a/pkg/syncer/syncer.go b/pkg/syncer/syncer.go
index e69de29bb..fab1add8e 100644
--- a/pkg/syncer/syncer.go
+++ b/pkg/syncer/syncer.go
@@ -0,0 +1,23 @@
+package syncer
+
+type Syncer interface {
+	// Start starts the syncer
+	Start() error
+	// Stop stops the syncer
+	Stop() error
+	// Synced returns true if the syncer is synced
+	Synced() bool
+	// SyncedChan returns a channel that is closed when the syncer is synced
+	SyncedChan() <-chan struct{}
+	// LatestVerifiedBlock returns the latest verified block
+	LatestVerifiedBlock() uint64
+	// LatestBlock returns the latest block
+	LatestBlock() uint64
+	// SyncedBlock returns the latest block that is synced
+	SyncedBlock() uint64
+	// SyncedBlockChan returns a channel that is closed when the latest block is synced
+	SyncedBlockChan() <-chan struct{}
+}
+
+type Sync struct {
+}