diff --git a/engine/packages/api-peer/src/actors/kv_get.rs b/engine/packages/api-peer/src/actors/kv_get.rs
index 3ce45cf1d9..7f81aa7563 100644
--- a/engine/packages/api-peer/src/actors/kv_get.rs
+++ b/engine/packages/api-peer/src/actors/kv_get.rs
@@ -1,6 +1,6 @@
 use anyhow::*;
-use base64::prelude::BASE64_STANDARD;
 use base64::Engine;
+use base64::prelude::BASE64_STANDARD;
 use pegboard_actor_kv as actor_kv;
 use rivet_api_builder::ApiCtx;
 use rivet_util::Id;
diff --git a/engine/packages/api-public/src/actors/kv_get.rs b/engine/packages/api-public/src/actors/kv_get.rs
index 5e9dd3b9db..0c1c4d79ca 100644
--- a/engine/packages/api-public/src/actors/kv_get.rs
+++ b/engine/packages/api-public/src/actors/kv_get.rs
@@ -65,7 +65,11 @@ async fn kv_get_inner(ctx: ApiCtx, path: KvGetPath) -> Result<Response> {
 		request_remote_datacenter_raw(
 			&ctx,
 			path.actor_id.label(),
-			&format!("/actors/{}/kv/keys/{}", path.actor_id, urlencoding::encode(&path.key)),
+			&format!(
+				"/actors/{}/kv/keys/{}",
+				path.actor_id,
+				urlencoding::encode(&path.key)
+			),
 			axum::http::Method::GET,
 			Option::<&()>::None,
 			Option::<&()>::None,
diff --git a/engine/packages/universaldb/src/utils/mod.rs b/engine/packages/universaldb/src/utils/mod.rs
index 8b6d673c87..a81a3ba99b 100644
--- a/engine/packages/universaldb/src/utils/mod.rs
+++ b/engine/packages/universaldb/src/utils/mod.rs
@@ -24,13 +24,26 @@ pub enum IsolationLevel {
 #[derive(Debug, Clone, Copy)]
 pub struct MaybeCommitted(pub bool);
 
+/// Calculate exponential backoff based on attempt.
+///
+/// Ours:
+///   0 -> 10ms + 0-1ms jitter
+///   1 -> 20ms + 0-2ms jitter
+///   2 -> 40ms + 0-4ms jitter
+///   ...
+///   7 (max) -> 1280ms + 0-128ms jitter
+/// FDB (see https://github.com/apple/foundationdb/blob/b1fbbd87a794b7c6c2f456925c45d8af339a8ae0/fdbclient/NativeAPI.actor.cpp#L4333 and https://github.com/apple/foundationdb/blob/b1fbbd87a794b7c6c2f456925c45d8af339a8ae0/fdbclient/ClientKnobs.cpp#L74-L76):
+///   0 -> 10ms
+///   1 -> 20ms
+///   2 -> 40ms
+///   ...
+///   X -> max 1s
 pub fn calculate_tx_retry_backoff(attempt: usize) -> u64 {
-	// TODO: Update this to mirror fdb 1:1:
-	// https://github.com/apple/foundationdb/blob/21407341d9b49e1d343514a7a5f395bd5f232079/fdbclient/NativeAPI.actor.cpp#L3162
+	let base = 2_u64.pow((attempt as u32).min(7));
+	let base_backoff_ms = base * 10;
 
-	let base_backoff_ms = 2_u64.pow((attempt as u32).min(10)) * 10;
-
-	let jitter_ms = rand::random::<u64>() % 100;
+	// Jitter is 0-10% of backoff ms
+	let jitter_ms = rand::random::<u64>() % base;
 
 	base_backoff_ms + jitter_ms
 }
diff --git a/engine/packages/universaldb/tests/rocksdb.rs b/engine/packages/universaldb/tests/rocksdb.rs
index 814382c2ef..036cd712eb 100644
--- a/engine/packages/universaldb/tests/rocksdb.rs
+++ b/engine/packages/universaldb/tests/rocksdb.rs
@@ -4,7 +4,10 @@ use anyhow::Context;
 use futures_util::StreamExt;
 use rivet_test_deps_docker::TestDatabase;
 use rocksdb::{OptimisticTransactionDB, Options, WriteOptions};
-use universaldb::{Database, utils::IsolationLevel::*};
+use universaldb::{
+	Database,
+	utils::{IsolationLevel::*, calculate_tx_retry_backoff},
+};
 use uuid::Uuid;
 
 #[tokio::test]
@@ -136,11 +139,3 @@ async fn rocksdb_udb() {
 		})
 		.await;
 }
-
-pub fn calculate_tx_retry_backoff(attempt: usize) -> u64 {
-	let base_backoff_ms = 2_u64.pow((attempt as u32).min(10)) * 10;
-
-	let jitter_ms = rand::random::<u64>() % 100;
-
-	base_backoff_ms + jitter_ms
-}
diff --git a/engine/sdks/typescript/runner-protocol/src/index.ts b/engine/sdks/typescript/runner-protocol/src/index.ts
index 69bc8d5e0b..b72f99d8f2 100644
--- a/engine/sdks/typescript/runner-protocol/src/index.ts
+++ b/engine/sdks/typescript/runner-protocol/src/index.ts
@@ -1,4 +1,4 @@
-
+import assert from "node:assert"
 import * as bare from "@bare-ts/lib"
 
 const DEFAULT_CONFIG = /* @__PURE__ */ bare.Config({})
@@ -53,6 +53,9 @@ export function writeKvValue(bc: bare.ByteCursor, x: KvValue): void {
 
 export type KvMetadata = {
     readonly version: ArrayBuffer
+    /**
+     * TODO: Rename to update_ts
+     */
     readonly createTs: i64
 }
 
@@ -1925,9 +1928,3 @@ export function decodeToServerlessServer(bytes: Uint8Array): ToServerlessServer
     }
     return result
 }
-
-
-function assert(condition: boolean, message?: string): asserts condition {
-    if (!condition) throw new Error(message ?? "Assertion failed")
-}
-