diff --git a/backend/sync_server/src/config/database_config.rs b/backend/sync_server/src/config/database_config.rs
new file mode 100644
index 00000000..1e50d754
--- /dev/null
+++ b/backend/sync_server/src/config/database_config.rs
@@ -0,0 +1,30 @@
+use std::path::Path;
+
+use anyhow::{Context, Result};
+use log::debug;
+use serde::{Deserialize, Serialize};
+use tokio::fs;
+
+use crate::{
+    consts::{DEFAULT_HOST, DEFAULT_MAX_CONNECTIONS, DEFAULT_PORT, DEFAULT_SQLITE_URL},
+    errors::SyncServerError,
+};
+
+#[derive(Debug, Deserialize, Serialize, Clone)]
+pub struct DatabaseConfig {
+    #[serde(default = "default_sqlite_url")]
+    pub sqlite_url: String,
+
+    #[serde(default = "default_max_connections")]
+    pub max_connections: u32,
+}
+
+fn default_sqlite_url() -> String {
+    debug!("Using default sqlite url: {}", DEFAULT_SQLITE_URL);
+    DEFAULT_SQLITE_URL.to_string()
+}
+
+fn default_max_connections() -> u32 {
+    debug!("Using default max connections: {}", DEFAULT_MAX_CONNECTIONS);
+    DEFAULT_MAX_CONNECTIONS
+}
diff --git a/backend/sync_server/src/config/server_config.rs b/backend/sync_server/src/config/server_config.rs
new file mode 100644
index 00000000..b6c785c5
--- /dev/null
+++ b/backend/sync_server/src/config/server_config.rs
@@ -0,0 +1,40 @@
+use std::path::Path;
+
+use anyhow::{Context, Result};
+use log::debug;
+use serde::{Deserialize, Serialize};
+use tokio::fs;
+
+use crate::{
+    consts::{DEFAULT_HOST, DEFAULT_MAX_BODY_SIZE_MB, DEFAULT_PORT, DEFAULT_SQLITE_URL},
+    errors::SyncServerError,
+};
+#[derive(Debug, Deserialize, Serialize, Clone)]
+pub struct ServerConfig {
+    #[serde(default = "default_host")]
+    pub host: String,
+
+    #[serde(default = "default_port")]
+    pub port: u16,
+
+    #[serde(default = "default_max_body_size_mb")]
+    pub max_body_size_mb: usize,
+}
+
+fn default_host() -> String {
+    debug!("Using default server host: {}", DEFAULT_HOST);
+    DEFAULT_HOST.to_string()
+}
+
+fn default_port() -> u16 {
+    debug!("Using default server port: {}", DEFAULT_PORT);
+    DEFAULT_PORT
+}
+
+fn default_max_body_size_mb() -> usize {
+    debug!(
+        "Using default max body size (MB): {}",
+        DEFAULT_MAX_BODY_SIZE_MB
+    );
+    DEFAULT_MAX_BODY_SIZE_MB
+}
diff --git a/backend/sync_server/src/config/user_config.rs b/backend/sync_server/src/config/user_config.rs
new file mode 100644
index 00000000..d968919f
--- /dev/null
+++ b/backend/sync_server/src/config/user_config.rs
@@ -0,0 +1,22 @@
+use std::path::Path;
+
+use anyhow::{Context, Result};
+use log::debug;
+use serde::{Deserialize, Serialize};
+use tokio::fs;
+
+use crate::{
+    consts::{DEFAULT_HOST, DEFAULT_MAX_CONNECTIONS, DEFAULT_PORT, DEFAULT_SQLITE_URL},
+    errors::SyncServerError,
+};
+#[derive(Debug, Deserialize, Serialize, Clone)]
+pub struct UserConfig {
+    #[serde(default = "Vec::new")]
+    pub users: Vec<User>,
+}
+
+#[derive(Debug, Deserialize, Serialize, Clone)]
+pub struct User {
+    pub name: String,
+    pub token: String,
+}