diff --git a/app/src/main/java/com/prodhack/moscow2025/data/data_providers/api/ApiKtorClient.kt b/app/src/main/java/com/prodhack/moscow2025/data/data_providers/api/ApiKtorClient.kt
index b92afd5..686d53f 100644
--- a/app/src/main/java/com/prodhack/moscow2025/data/data_providers/api/ApiKtorClient.kt
+++ b/app/src/main/java/com/prodhack/moscow2025/data/data_providers/api/ApiKtorClient.kt
@@ -62,7 +62,7 @@ class ApiKtorClient(authorizationDataStore: AuthorizationDataStore) {
 				loadTokens {
 					return@loadTokens authorizationDataStore.token.first()
 						.toBearerTokens().also {
-							Log.d("csmlc", it.accessToken)
+							Log.d("ApiKtorClient", it.accessToken)
 						}
 				}
 				refreshTokens {
@@ -76,6 +76,27 @@ class ApiKtorClient(authorizationDataStore: AuthorizationDataStore) {
 		}
 	}
 
+	val authClient = HttpClient(OkHttp) {
+		install(Logging) {
+			logger = Logger.ANDROID
+			level = LogLevel.ALL
+		}
+		install(HttpRequestRetry) {
+			retryOnServerErrors(maxRetries = 3)
+			exponentialDelay()
+		}
+		install(ContentNegotiation) {
+			json(Json {
+				prettyPrint = true
+				isLenient = true
+				ignoreUnknownKeys = true
+			})
+		}
+		defaultRequest {
+			url(Constants.BASE_API_URL)
+		}
+	}
+
 	private fun String.toBearerTokens(): BearerTokens {
 		return BearerTokens(this, null)
 	}
diff --git a/app/src/main/java/com/prodhack/moscow2025/data/repImplementations/AuthRepositoryImpl.kt b/app/src/main/java/com/prodhack/moscow2025/data/repImplementations/AuthRepositoryImpl.kt
index cfe078e..eebccdc 100644
--- a/app/src/main/java/com/prodhack/moscow2025/data/repImplementations/AuthRepositoryImpl.kt
+++ b/app/src/main/java/com/prodhack/moscow2025/data/repImplementations/AuthRepositoryImpl.kt
@@ -25,7 +25,7 @@ class AuthRepositoryImpl(
 	private val authorizationDataStore: AuthorizationDataStore
 ) : AuthRepository, BaseRepository() {
 
-	override val defaultKtorClient = ktorClient.client
+	override val defaultKtorClient = ktorClient.authClient
 
 	override fun fetchLoginState(): Flow<Boolean> =
 		authorizationDataStore.token.map { it.isNotBlank() }
diff --git a/app/src/main/java/com/prodhack/moscow2025/domain/usecase/resumes/CalculateResumeDiffUseCase.kt b/app/src/main/java/com/prodhack/moscow2025/domain/usecase/resumes/CalculateResumeDiffUseCase.kt
index fda44a5..a534f98 100644
--- a/app/src/main/java/com/prodhack/moscow2025/domain/usecase/resumes/CalculateResumeDiffUseCase.kt
+++ b/app/src/main/java/com/prodhack/moscow2025/domain/usecase/resumes/CalculateResumeDiffUseCase.kt
@@ -1,7 +1,7 @@
 package com.prodhack.moscow2025.domain.usecase.resumes
 
+import com.prodhack.moscow2025.domain.models.ExperienceType
 import com.prodhack.moscow2025.domain.models.ResumeModel
-import com.prodhack.moscow2025.presentation.utils.toReadableText
 
 data class ResumeDiff(
 	val changedFields: List<String>,
@@ -55,7 +55,7 @@ class CalculateResumeDiffUseCase {
 			}
 			val removed = previous.skills.toSet() - current.skills.toSet()
 
-			if (added.isNotEmpty()) {
+			if (removed.isNotEmpty()) {
 				changes.add(
 					ChangeModel(
 						title = "Удалены навыки",
@@ -79,7 +79,7 @@ class CalculateResumeDiffUseCase {
 			changes.add(
 				ChangeModel(
 					"Опыт",
-					"${previous.experienceType.toReadableText()}  ->\n${current.experienceType.toReadableText()}"
+					"${previous.experienceType.toReadable()}  ->\n${current.experienceType.toReadable()}"
 				)
 			)
 		}
@@ -98,7 +98,7 @@ class CalculateResumeDiffUseCase {
 			}
 			val removed = previous.experience.toSet() - current.experience.toSet()
 
-			if (added.isNotEmpty()) {
+			if (removed.isNotEmpty()) {
 				changes.add(
 					ChangeModel(
 						"Удален опыт",
@@ -121,7 +121,7 @@ class CalculateResumeDiffUseCase {
 			}
 			val removed = previous.education.toSet() - current.education.toSet()
 
-			if (added.isNotEmpty()) {
+			if (removed.isNotEmpty()) {
 				changes.add(
 					ChangeModel(
 						"Удалено образование",
@@ -144,7 +144,7 @@ class CalculateResumeDiffUseCase {
 			}
 			val removed = previous.projects.toSet() - current.projects.toSet()
 
-			if (added.isNotEmpty()) {
+			if (removed.isNotEmpty()) {
 				changes.add(
 					ChangeModel(
 						"Удален проект",
@@ -160,3 +160,11 @@ class CalculateResumeDiffUseCase {
 		)
 	}
 }
+
+private fun ExperienceType.toReadable(): String = when (this) {
+	ExperienceType.NoExperience -> "Нет опыта"
+	ExperienceType.LessThan1 -> "Меньше года"
+	ExperienceType.Between1And3 -> "1-3 года"
+	ExperienceType.Between3And6 -> "3-6 лет"
+	ExperienceType.MoreThan6 -> "Более 6 лет"
+}
diff --git a/app/src/main/java/com/prodhack/moscow2025/presentation/screens/resumeHistory/ResumeHistoryScreen.kt b/app/src/main/java/com/prodhack/moscow2025/presentation/screens/resumeHistory/ResumeHistoryScreen.kt
index 7dd85aa..c3baa8f 100644
--- a/app/src/main/java/com/prodhack/moscow2025/presentation/screens/resumeHistory/ResumeHistoryScreen.kt
+++ b/app/src/main/java/com/prodhack/moscow2025/presentation/screens/resumeHistory/ResumeHistoryScreen.kt
@@ -98,7 +98,7 @@ fun ErrorCollectorScope.ResumeHistoryScreen(
 		) {
 			items(items.itemCount) { index ->
 				val version = items[index] ?: return@items
-				val previous = if (index + 1 < items.itemCount) items[index + 1] else null
+				val previous = if ((index + 1) < items.itemCount) items[index + 1] else null
 				val expanded = expandedState[index] ?: false
 				HistoryCard(
 					current = version,