diff --git a/packages/cubejs-backend-native/.gitignore b/packages/cubejs-backend-native/.gitignore
index 46a96f32f5b0c..67cbee8dc09f3 100644
--- a/packages/cubejs-backend-native/.gitignore
+++ b/packages/cubejs-backend-native/.gitignore
@@ -6,3 +6,5 @@ index.node
 **/node_modules
 **/.DS_Store
 npm-debug.log
+benchmarks/result.txt
+test/__pycache__/
\ No newline at end of file
diff --git a/packages/cubejs-backend-native/benchmarks/fixtures/config-async.py b/packages/cubejs-backend-native/benchmarks/fixtures/config-async.py
new file mode 100644
index 0000000000000..a14a6608d9448
--- /dev/null
+++ b/packages/cubejs-backend-native/benchmarks/fixtures/config-async.py
@@ -0,0 +1,112 @@
+from cube import config, file_repository
+
+config.schema_path = "models"
+config.pg_sql_port = 5555
+config.telemetry = False
+
+
+@config
+async def query_rewrite(query, ctx):
+    # Removed print statements for benchmarking
+    return query
+
+
+@config
+async def check_auth(req, authorization):
+    # Removed print statements for benchmarking
+    return {
+        "security_context": {"sub": "1234567890", "iat": 1516239022, "user_id": 42},
+        "ignoredField": "should not be visible",
+    }
+
+
+@config('extend_context')
+async def extend_context(req):
+  # Removed print statements for benchmarking
+  if "securityContext" not in req:
+    return {
+      "security_context": {
+        "error": "missing",
+      }
+    }
+
+  req["securityContext"]["extended_by_config"] = True
+
+  return {
+    "security_context": req["securityContext"],
+  }
+
+
+@config
+async def repository_factory(ctx):
+    # Removed print statements for benchmarking
+    return file_repository(ctx["securityContext"]["schemaPath"])
+
+
+@config
+async def context_to_api_scopes():
+    # Removed print statements for benchmarking
+    return ["meta", "data", "jobs"]
+
+
+@config
+async def scheduled_refresh_time_zones(ctx):
+    # Removed print statements for benchmarking
+    return ["Europe/Kyiv", "Antarctica/Troll", "Australia/Sydney"]
+
+
+@config
+async def scheduled_refresh_contexts(ctx):
+    # Removed print statements for benchmarking
+    return [
+      {
+        "securityContext": {
+          "appid": 'test1', "u": { "prop1": "value1" }
+        }
+      },
+      {
+        "securityContext": {
+          "appid": 'test2', "u": { "prop1": "value2" }
+        }
+      },
+      {
+        "securityContext": {
+          "appid": 'test3', "u": { "prop1": "value3" }
+        }
+      },
+    ]
+
+
+@config
+async def schema_version(ctx):
+    # Removed print statements for benchmarking
+    return "1"
+
+
+@config
+async def pre_aggregations_schema(ctx):
+    # Removed print statements for benchmarking
+    return "schema"
+
+
+@config
+async def logger(msg, params):
+    # Removed print statements for benchmarking
+    pass
+
+
+@config
+async def context_to_roles(ctx):
+    # Removed print statements for benchmarking
+    return [
+        "admin",
+    ]
+
+
+@config
+async def context_to_groups(ctx):
+    # Removed print statements for benchmarking
+    return [
+        "dev",
+        "analytics",
+    ]
\ No newline at end of file
diff --git a/packages/cubejs-backend-native/benchmarks/fixtures/config.py b/packages/cubejs-backend-native/benchmarks/fixtures/config.py
new file mode 100644
index 0000000000000..b00cce6560e3e
--- /dev/null
+++ b/packages/cubejs-backend-native/benchmarks/fixtures/config.py
@@ -0,0 +1,112 @@
+from cube import config, file_repository
+
+config.schema_path = "models"
+config.pg_sql_port = 5555
+config.telemetry = False
+
+
+@config
+def query_rewrite(query, ctx):
+    # Removed print statements for benchmarking
+    return query
+
+
+@config
+def check_auth(req, authorization):
+    # Removed print statements for benchmarking
+    return {
+        "security_context": {"sub": "1234567890", "iat": 1516239022, "user_id": 42},
+        "ignoredField": "should not be visible",
+    }
+
+
+@config('extend_context')
+def extend_context(req):
+  # Removed print statements for benchmarking
+  if "securityContext" not in req:
+    return {
+      "security_context": {
+        "error": "missing",
+      }
+    }
+
+  req["securityContext"]["extended_by_config"] = True
+
+  return {
+    "security_context": req["securityContext"],
+  }
+
+
+@config
+def repository_factory(ctx):
+    # Removed print statements for benchmarking
+    return file_repository(ctx["securityContext"]["schemaPath"])
+
+
+@config
+def context_to_api_scopes():
+    # Removed print statements for benchmarking
+    return ["meta", "data", "jobs"]
+
+
+@config
+def scheduled_refresh_time_zones(ctx):
+    # Removed print statements for benchmarking
+    return ["Europe/Kyiv", "Antarctica/Troll", "Australia/Sydney"]
+
+
+@config
+def scheduled_refresh_contexts(ctx):
+    # Removed print statements for benchmarking
+    return [
+      {
+        "securityContext": {
+          "appid": 'test1', "u": { "prop1": "value1" }
+        }
+      },
+      {
+        "securityContext": {
+          "appid": 'test2', "u": { "prop1": "value2" }
+        }
+      },
+      {
+        "securityContext": {
+          "appid": 'test3', "u": { "prop1": "value3" }
+        }
+      },
+    ]
+
+
+@config
+def schema_version(ctx):
+    # Removed print statements for benchmarking
+    return "1"
+
+
+@config
+def pre_aggregations_schema(ctx):
+    # Removed print statements for benchmarking
+    return "schema"
+
+
+@config
+def logger(msg, params):
+    # Removed print statements for benchmarking
+    pass
+
+
+@config
+def context_to_roles(ctx):
+    # Removed print statements for benchmarking
+    return [
+        "admin",
+    ]
+
+
+@config
+def context_to_groups(ctx):
+    # Removed print statements for benchmarking
+    return [
+        "dev",
+        "analytics",
+    ]
\ No newline at end of file
diff --git a/packages/cubejs-backend-native/benchmarks/python-config.bench.ts b/packages/cubejs-backend-native/benchmarks/python-config.bench.ts
new file mode 100644
index 0000000000000..5c648123bcaf7
--- /dev/null
+++ b/packages/cubejs-backend-native/benchmarks/python-config.bench.ts
@@ -0,0 +1,122 @@
+import fs from 'fs/promises';
+import path from 'path';
+import { benchmarkSuite } from 'jest-bench';
+
+import * as native from '../js';
+import { PyConfiguration } from '../js';
+
+async function loadConfigurationFile(fileName: string): Promise<PyConfiguration> {
+  const fullFileName = path.join(process.cwd(), 'benchmarks', 'fixtures', fileName);
+  const content = await fs.readFile(fullFileName, 'utf8');
+
+  return native.pythonLoadConfig(content, {
+    fileName: fullFileName
+  });
+}
+
+// Global variables to hold loaded configs and test data
+let configPy: PyConfiguration;
+let configAsyncPy: PyConfiguration;
+let configContent: string;
+let configAsyncContent: string;
+
+describe('Python Configuration Loading', () => {
+  beforeAll(async () => {
+    // Load file contents once for all benchmarks
+    const configPath = path.join(process.cwd(), 'benchmarks', 'fixtures', 'config.py');
+    const configAsyncPath = path.join(process.cwd(), 'benchmarks', 'fixtures', 'config-async.py');
+    const oldConfigPath = path.join(process.cwd(), 'test', 'old-config.py');
+
+    [configContent, configAsyncContent] = await Promise.all([
+      fs.readFile(configPath, 'utf8'),
+      fs.readFile(configAsyncPath, 'utf8'),
+    ]);
+
+    // Pre-load configurations for function benchmarks
+    configPy = await loadConfigurationFile('config.py');
+    configAsyncPy = await loadConfigurationFile('config-async.py');
+  });
+
+  benchmarkSuite('Config Loading', {
+    'Load config.py': async () => {
+      const fullFileName = path.join(process.cwd(), 'benchmarks', 'fixtures', 'config.py');
+      await native.pythonLoadConfig(configContent, { fileName: fullFileName });
+    },
+
+    'Load config-async.py': async () => {
+      const fullFileName = path.join(process.cwd(), 'benchmarks', 'fixtures', 'config-async.py');
+      await native.pythonLoadConfig(configAsyncContent, { fileName: fullFileName });
+    }
+  });
+
+  benchmarkSuite('Data Conversion Performance', {
+    'Small payload (3 fields)': async () => {
+      const smallPayload = { simple_string: 'test', number: 42, boolean: true };
+      await configPy.queryRewrite!(smallPayload, {});
+    },
+
+    'Medium payload (100 users)': async () => {
+      const mediumPayload = {
+        users: Array.from({ length: 100 }, (_, i) => ({
+          id: i, name: `User ${i}`, active: i % 2 === 0
+        }))
+      };
+      await configPy.queryRewrite!(mediumPayload, {});
+    },
+
+    'Large payload (1000 items)': async () => {
+      const largePayload = {
+        data: Array.from({ length: 1000 }, (_, i) => ({
+          id: i, value: `Value ${i}`, nested: { prop: i * 2 }
+        }))
+      };
+      await configPy.queryRewrite!(largePayload, {});
+    }
+  });
+
+  benchmarkSuite('Function Execution', {
+    'checkAuth - sync version (sequential)': async () => {
+      await configPy.checkAuth!({ requestId: 'sync-bench' }, 'SYNC_TOKEN');
+    },
+
+    // It should help to identify any potential issues with GIL
+    'checkAuth - sync version (parallel 50x)': async () => {
+      await Promise.all(
+          Array.from({ length: 50 }, () => configPy.checkAuth!({ requestId: 'sync-bench' }, 'SYNC_TOKEN'))
+      );
+    },
+
+    'checkAuth - async version (sequential)': async () => {
+      await configAsyncPy.checkAuth!({ requestId: 'async-bench' }, 'ASYNC_TOKEN');
+    },
+
+    // It should help to identify any potential issues with GIL
+    'checkAuth - async version (parallel 50x)': async () => {
+      await Promise.all(
+          Array.from({ length: 50 }, () => configAsyncPy.checkAuth!({ requestId: 'async-bench' }, 'ASYNC_TOKEN'))
+      );
+    },
+
+    'extendContext - sync version': async () => {
+      await configPy.extendContext!({
+        securityContext: { sub: '1234567890', iat: 1516239022, user_id: 42 }
+      });
+    },
+
+    'extendContext - async version (sequential)': async () => {
+      await configAsyncPy.extendContext!({
+        securityContext: { sub: '1234567890', iat: 1516239022, user_id: 42 }
+      });
+    },
+
+    'queryRewrite - sync version': async () => {
+      const testQuery = { str: 'string', int_number: 1, bool_true: true };
+      await configPy.queryRewrite!(testQuery, {});
+    },
+
+    'queryRewrite - async version (sequential)': async () => {
+      const testQuery = { str: 'string', int_number: 1, bool_true: true };
+      await configAsyncPy.queryRewrite!(testQuery, {});
+    },
+  });
+});
\ No newline at end of file
diff --git a/packages/cubejs-backend-native/jest-bench.config.js b/packages/cubejs-backend-native/jest-bench.config.js
new file mode 100644
index 0000000000000..aab03d4eaa2b5
--- /dev/null
+++ b/packages/cubejs-backend-native/jest-bench.config.js
@@ -0,0 +1,22 @@
+const base = require('../../jest.base.config');
+
+/** @type {import('jest').Config} */
+module.exports = {
+  ...base,
+  rootDir: '.',
+  testEnvironment: 'jest-bench/environment',
+  testEnvironmentOptions: {
+    testEnvironment: 'node',
+    testEnvironmentOptions: {}
+  },
+  // Include default reporter for error reporting alongside jest-bench reporter
+  reporters: ['default', 'jest-bench/reporter'],
+  // Pick up *.bench.ts files
+  testRegex: '\\.bench\\.(ts|tsx|js)$',
+  roots: [
+    '<rootDir>/dist/benchmarks/'
+  ],
+  snapshotResolver: '<rootDir>/test/snapshotResolver.js',
+  // Coverage is not needed for benchmarks
+  collectCoverage: false
+};
diff --git a/packages/cubejs-backend-native/package.json b/packages/cubejs-backend-native/package.json
index 4185987ecb868..a3ee1c6fc5359 100644
--- a/packages/cubejs-backend-native/package.json
+++ b/packages/cubejs-backend-native/package.json
@@ -24,6 +24,7 @@
     "unit": "jest --forceExit",
     "test:unit": "yarn run unit",
     "test:cargo": "cargo test",
+    "bench": "jest --config jest-bench.config.js --forceExit",
     "lint": "eslint test/ js/ --ext .ts",
     "lint:fix": "eslint --fix test/ js/ --ext .ts"
   },
@@ -39,6 +40,7 @@
     "@types/node": "^20",
     "cargo-cp-artifact": "^0.1.9",
     "jest": "^29",
+    "jest-bench": "^29",
     "pg": "^8.11.3",
     "typescript": "~5.2.2",
     "uuid": "^8.3.2"
diff --git a/packages/cubejs-backend-native/test/jinja.test.ts b/packages/cubejs-backend-native/test/jinja.test.ts
index 88b1505c933b2..ddc34541ca89b 100644
--- a/packages/cubejs-backend-native/test/jinja.test.ts
+++ b/packages/cubejs-backend-native/test/jinja.test.ts
@@ -9,8 +9,6 @@ type InitJinjaFn = () => Promise<{
 }>;
 
 const suite = native.isFallbackBuild() ? xdescribe : describe;
-// TODO(ovr): Find what is going wrong with parallel tests & python on Linux
-const darwinSuite = process.platform === 'darwin' && !native.isFallbackBuild() ? describe : xdescribe;
 
 const nativeInstance = new native.NativeInstance();
 
diff --git a/packages/cubejs-backend-native/tsconfig.json b/packages/cubejs-backend-native/tsconfig.json
index fefa0570f6064..451dfb99dd029 100644
--- a/packages/cubejs-backend-native/tsconfig.json
+++ b/packages/cubejs-backend-native/tsconfig.json
@@ -2,7 +2,8 @@
   "extends": "../../tsconfig.base.json",
   "include": [
     "js",
-    "test"
+    "test",
+    "benchmarks"
   ],
   "exclude": [
     "test/snapshotResolver.js"
diff --git a/yarn.lock b/yarn.lock
index 6687574ca525a..919c694a59df5 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -10759,6 +10759,14 @@ before-after-hook@^2.2.0:
   resolved "https://registry.yarnpkg.com/before-after-hook/-/before-after-hook-2.2.2.tgz#a6e8ca41028d90ee2c24222f201c90956091613e"
   integrity sha512-3pZEU3NT5BFUo/AD5ERPWOgQOCZITni6iavr5AUw5AUwQjMlI0kzu5btnyD39AF0gUEsDPwJT+oY1ORBJijPjQ==
 
+benchmark@^2.1.4:
+  version "2.1.4"
+  resolved "https://registry.yarnpkg.com/benchmark/-/benchmark-2.1.4.tgz#09f3de31c916425d498cc2ee565a0ebf3c2a5629"
+  integrity sha512-l9MlfN4M1K/H2fbhfMy3B7vJd6AGKJVQn2h6Sg/Yx+KckoUA7ewS5Vv6TjSq18ooE1kS9hhAlQRH3AkXIh/aOQ==
+  dependencies:
+    lodash "^4.17.4"
+    platform "^1.3.3"
+
 best-effort-json-parser@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/best-effort-json-parser/-/best-effort-json-parser-1.1.2.tgz#869272c9de76fc7d336c4d9e3a8bbcdee3edda04"
@@ -16976,6 +16984,18 @@ javascript-stringify@^2.0.1:
   resolved "https://registry.yarnpkg.com/javascript-stringify/-/javascript-stringify-2.1.0.tgz#27c76539be14d8bd128219a2d731b09337904e79"
   integrity sha512-JVAfqNPTvNq3sB/VHQJAFxN/sPgKnsKrCwyRt15zwNCdrMMJDdcEOdubuy+DuJYYdm0ox1J4uzEuYKkN+9yhVg==
 
+jest-bench@^29:
+  version "29.7.1"
+  resolved "https://registry.yarnpkg.com/jest-bench/-/jest-bench-29.7.1.tgz#2fd94552d9c8f4a6df8351785b067cc052ec2b19"
+  integrity sha512-eFjQa+KVThwqY+Ecs9jeD+CdTUlDrJUAAFLy+DlWW5H1crnG1F4ad5Dk8K+kV6nB2aGCdFcusKBdgtx1SXYiHQ==
+  dependencies:
+    "@jest/globals" "^29.7.0"
+    "@jest/reporters" "^29.7.0"
+    benchmark "^2.1.4"
+    chalk "^4.1.0"
+    lodash "^4.17.20"
+    ndjson "^2.0.0"
+
 jest-changed-files@^27.5.1:
   version "27.5.1"
   resolved "https://registry.yarnpkg.com/jest-changed-files/-/jest-changed-files-27.5.1.tgz#a348aed00ec9bf671cc58a66fcbe7c3dfd6a68f5"
@@ -19670,6 +19690,17 @@ ndjson@^1.3.0:
     split2 "^2.1.0"
     through2 "^2.0.3"
 
+ndjson@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/ndjson/-/ndjson-2.0.0.tgz#320ac86f6fe53f5681897349b86ac6f43bfa3a19"
+  integrity sha512-nGl7LRGrzugTtaFcJMhLbpzJM6XdivmbkdlaGcrk/LXg2KL/YBC6z1g70xh0/al+oFuVFP8N8kiWRucmeEH/qQ==
+  dependencies:
+    json-stringify-safe "^5.0.1"
+    minimist "^1.2.5"
+    readable-stream "^3.6.0"
+    split2 "^3.0.0"
+    through2 "^4.0.0"
+
 needle@^3.1.0:
   version "3.3.1"
   resolved "https://registry.yarnpkg.com/needle/-/needle-3.3.1.tgz#63f75aec580c2e77e209f3f324e2cdf3d29bd049"
@@ -21099,6 +21130,11 @@ pkg-types@^1.0.3:
     mlly "^1.2.0"
     pathe "^1.1.0"
 
+platform@^1.3.3:
+  version "1.3.6"
+  resolved "https://registry.yarnpkg.com/platform/-/platform-1.3.6.tgz#48b4ce983164b209c2d45a107adb31f473a6e7a7"
+  integrity sha512-fnWVljUchTro6RiCFvCXBbNhJc2NijN7oIQxbwsyL0buWJPG85v81ehlHI9fXrJsMNgTofEoWIQeClKpgxFLrg==
+
 please-upgrade-node@^3.2.0:
   version "3.2.0"
   resolved "https://registry.yarnpkg.com/please-upgrade-node/-/please-upgrade-node-3.2.0.tgz#aeddd3f994c933e4ad98b99d9a556efa0e2fe942"
@@ -22629,7 +22665,7 @@ readable-stream@2.3.7, readable-stream@^2.0.1, readable-stream@^2.0.5, readable-
     string_decoder "~1.1.1"
     util-deprecate "~1.0.1"
 
-readable-stream@^3.0.0, readable-stream@^3.0.2, readable-stream@^3.0.6, readable-stream@^3.1.1, readable-stream@^3.4.0, readable-stream@^3.5.0, readable-stream@^3.6.0, readable-stream@^3.6.2:
+readable-stream@3, readable-stream@^3.0.0, readable-stream@^3.0.2, readable-stream@^3.0.6, readable-stream@^3.1.1, readable-stream@^3.4.0, readable-stream@^3.5.0, readable-stream@^3.6.0, readable-stream@^3.6.2:
   version "3.6.2"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-3.6.2.tgz#56a9b36ea965c00c5a93ef31eb111a0f11056967"
   integrity sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==
@@ -23941,7 +23977,7 @@ split2@^2.1.0:
   dependencies:
     through2 "^2.0.2"
 
-split2@^3.2.2:
+split2@^3.0.0, split2@^3.2.2:
   version "3.2.2"
   resolved "https://registry.yarnpkg.com/split2/-/split2-3.2.2.tgz#bf2cf2a37d838312c249c89206fd7a17dd12365f"
   integrity sha512-9NThjpgZnifTkJpzTZ7Eue85S49QwpNhZTq6GRJwObb6jnLFNGB7Qm73V5HewTROPyxD0C29xqmaI68bQtV+hg==
@@ -24846,6 +24882,13 @@ through2@^2.0.0, through2@^2.0.2, through2@^2.0.3:
     readable-stream "~2.3.6"
     xtend "~4.0.1"
 
+through2@^4.0.0:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/through2/-/through2-4.0.2.tgz#a7ce3ac2a7a8b0b966c80e7c49f0484c3b239764"
+  integrity sha512-iOqSav00cVxEEICeD7TjLB1sueEL+81Wpzp2bY17uZjZN0pWZPuo4suZ/61VujxmqSGFfgOcNuTZ85QJwNZQpw==
+  dependencies:
+    readable-stream "3"
+
 through@2, "through@>=2.2.7 <3", through@^2.3.4, through@^2.3.6, through@^2.3.8:
   version "2.3.8"
   resolved "https://registry.yarnpkg.com/through/-/through-2.3.8.tgz#0dd4c9ffaabc357960b1b724115d7e0e86a2e1f5"