diff --git a/backend/Pipfile b/backend/Pipfile
index df83271..00ba9b7 100644
--- a/backend/Pipfile
+++ b/backend/Pipfile
@@ -20,6 +20,7 @@ chromadb = "*"
 python-multipart = "*"
 speechrecognition = "*"
 pydub = "*"
+pylint = "*"
 
 [dev-packages]
 
diff --git a/backend/Pipfile.lock b/backend/Pipfile.lock
index 48a34f2..195b099 100644
--- a/backend/Pipfile.lock
+++ b/backend/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "322b06da8d31fe2f8ebfb5bca788a81ab9ac4dc67e92f36dde41492c2757cdb3"
+            "sha256": "29be3118968f4e3e6c78f6bf37a7bcb61edacd3bb70e598c06b6a7849d18493b"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -26,85 +26,85 @@
         },
         "aiohttp": {
             "hashes": [
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-                "sha256:05a183f1978802588711aed0dea31e697d760ce9055292db9dc1604daa9a8ded",
-                "sha256:09f23292d29135025e19e8ff4f0a68df078fe4ee013bca0105b2e803989de92d",
-                "sha256:11ca808f9a6b63485059f5f6e164ef7ec826483c1212a44f268b3653c91237d8",
-                "sha256:1736d87dad8ef46a8ec9cddd349fa9f7bd3a064c47dd6469c0d6763d3d49a4fc",
-                "sha256:1df43596b826022b14998f0460926ce261544fedefe0d2f653e1b20f49e96454",
-                "sha256:23170247ef89ffa842a02bbfdc425028574d9e010611659abeb24d890bc53bb8",
-                "sha256:2779f5e7c70f7b421915fd47db332c81de365678180a9f3ab404088f87ba5ff9",
-                "sha256:28185e36a78d247c55e9fbea2332d16aefa14c5276a582ce7a896231c6b1c208",
-                "sha256:2cbc14a13fb6b42d344e4f27746a4b03a2cb0c1c3c5b932b0d6ad8881aa390e3",
-                "sha256:2d71abc15ff7047412ef26bf812dfc8d0d1020d664617f4913df2df469f26b76",
-                "sha256:2d820162c8c2bdbe97d328cd4f417c955ca370027dce593345e437b2e9ffdc4d",
-                "sha256:317719d7f824eba55857fe0729363af58e27c066c731bc62cd97bc9c3d9c7ea4",
-                "sha256:35a68cd63ca6aaef5707888f17a70c36efe62b099a4e853d33dc2e9872125be8",
-                "sha256:3607375053df58ed6f23903aa10cf3112b1240e8c799d243bbad0f7be0666986",
-                "sha256:366bc870d7ac61726f32a489fbe3d1d8876e87506870be66b01aeb84389e967e",
-                "sha256:3abf0551874fecf95f93b58f25ef4fc9a250669a2257753f38f8f592db85ddea",
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-                "sha256:f50b4663c3e0262c3a361faf440761fbef60ccdde5fe8545689a4b3a3c149fb4",
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-                "sha256:f9e09a1c83521d770d170b3801eea19b89f41ccaa61d53026ed111cb6f088887"
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+                "sha256:49f0c1b3c2842556e5de35f122fc0f0b721334ceb6e78c3719693364d4af8499",
+                "sha256:4b4c452d0190c5a820d3f5c0f3cd8a28ace48c54053e24da9d6041bf81113183",
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+                "sha256:b8c3a67eb87394386847d188996920f33b01b32155f0a94f36ca0e0c635bf3e3",
+                "sha256:bcb6532b9814ea7c5a6a3299747c49de30e84472fa72821b07f5a9818bce0f66",
+                "sha256:bcc0ea8d5b74a41b621ad4a13d96c36079c81628ccc0b30cfb1603e3dfa3a014",
+                "sha256:bea94403a21eb94c93386d559bce297381609153e418a3ffc7d6bf772f59cc35",
+                "sha256:bff7e2811814fa2271be95ab6e84c9436d027a0e59665de60edf44e529a42c1f",
+                "sha256:c72444d17777865734aa1a4d167794c34b63e5883abb90356a0364a28904e6c0",
+                "sha256:c7b5d5d64e2a14e35a9240b33b89389e0035e6de8dbb7ffa50d10d8b65c57449",
+                "sha256:c7e939f1ae428a86e4abbb9a7c4732bf4706048818dfd979e5e2839ce0159f23",
+                "sha256:c88a15f272a0ad3d7773cf3a37cc7b7d077cbfc8e331675cf1346e849d97a4e5",
+                "sha256:c9110c06eaaac7e1f5562caf481f18ccf8f6fdf4c3323feab28a93d34cc646bd",
+                "sha256:ca7ca5abfbfe8d39e653870fbe8d7710be7a857f8a8386fc9de1aae2e02ce7e4",
+                "sha256:cae4c0c2ca800c793cae07ef3d40794625471040a87e1ba392039639ad61ab5b",
+                "sha256:cdefe289681507187e375a5064c7599f52c40343a8701761c802c1853a504558",
+                "sha256:cf2a0ac0615842b849f40c4d7f304986a242f1e68286dbf3bd7a835e4f83acfd",
+                "sha256:cfeadf42840c1e870dc2042a232a8748e75a36b52d78968cda6736de55582766",
+                "sha256:d737e69d193dac7296365a6dcb73bbbf53bb760ab25a3727716bbd42022e8d7a",
+                "sha256:d7481f581251bb5558ba9f635db70908819caa221fc79ee52a7f58392778c636",
+                "sha256:df9cf74b9bc03d586fc53ba470828d7b77ce51b0582d1d0b5b2fb673c0baa32d",
+                "sha256:e1f80197f8b0b846a8d5cf7b7ec6084493950d0882cc5537fb7b96a69e3c8590",
+                "sha256:ecca113f19d5e74048c001934045a2b9368d77b0b17691d905af18bd1c21275e",
+                "sha256:ee2527134f95e106cc1653e9ac78846f3a2ec1004cf20ef4e02038035a74544d",
+                "sha256:f27fdaadce22f2ef950fc10dcdf8048407c3b42b73779e48a4e76b3c35bca26c",
+                "sha256:f694dc8a6a3112059258a725a4ebe9acac5fe62f11c77ac4dcf896edfa78ca28",
+                "sha256:f800164276eec54e0af5c99feb9494c295118fc10a11b997bbb1348ba1a52065",
+                "sha256:ffcd828e37dc219a72c9012ec44ad2e7e3066bec6ff3aaa19e7d435dbf4032ca"
             ],
             "markers": "python_version >= '3.8'",
-            "version": "==3.9.0"
+            "version": "==3.9.1"
         },
         "aiosignal": {
             "hashes": [
@@ -138,6 +138,14 @@
             "markers": "python_version >= '3.7'",
             "version": "==3.7.2"
         },
+        "astroid": {
+            "hashes": [
+                "sha256:7d5895c9825e18079c5aeac0572bc2e4c83205c95d416e0b4fee8bc361d2d9ca",
+                "sha256:86b0bb7d7da0be1a7c4aedb7974e391b32d4ed89e33de6ed6902b4b15c97577e"
+            ],
+            "markers": "python_full_version >= '3.8.0'",
+            "version": "==3.0.1"
+        },
         "asttokens": {
             "hashes": [
                 "sha256:051ed49c3dcae8913ea7cd08e46a606dba30b79993209636c4875bc1d637bc24",
@@ -427,6 +435,14 @@
             "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
             "version": "==1.2.14"
         },
+        "dill": {
+            "hashes": [
+                "sha256:76b122c08ef4ce2eedcd4d1abd8e641114bfc6c2867f49f3c41facf65bf19f5e",
+                "sha256:cc1c8b182eb3013e24bd475ff2e9295af86c1a38eb1aff128dac8962a9ce3c03"
+            ],
+            "markers": "python_version < '3.11'",
+            "version": "==0.3.7"
+        },
         "distro": {
             "hashes": [
                 "sha256:02e111d1dc6a50abb8eed6bf31c3e48ed8b0830d1ea2a1b78c61765c2513fdd8",
@@ -821,11 +837,11 @@
         },
         "httpx": {
             "hashes": [
-                "sha256:fec7d6cc5c27c578a391f7e87b9aa7d3d8fbcd034f6399f9f79b45bcc12a866a",
-                "sha256:ffd96d5cf901e63863d9f1b4b6807861dbea4d301613415d9e6e57ead15fc5d0"
+                "sha256:8b8fcaa0c8ea7b05edd69a094e63a2094c4efcb48129fb757361bc423c0ad9e8",
+                "sha256:a05d3d052d9b2dfce0e3896636467f8a5342fb2b902c819428e1ac65413ca118"
             ],
             "markers": "python_version >= '3.8'",
-            "version": "==0.25.1"
+            "version": "==0.25.2"
         },
         "huggingface-hub": {
             "hashes": [
@@ -845,11 +861,11 @@
         },
         "idna": {
             "hashes": [
-                "sha256:814f528e8dead7d329833b91c5faa87d60bf71824cd12a7530b5526063d02cb4",
-                "sha256:90b77e79eaa3eba6de819a0c442c0b4ceefc341a7a2ab77d7562bf49f425c5c2"
+                "sha256:9ecdbbd083b06798ae1e86adcbfe8ab1479cf864e4ee30fe4e46a003d12491ca",
+                "sha256:c05567e9c24a6b9faaa835c4821bad0590fbb9d5779e7caa6e1cc4978e7eb24f"
             ],
             "markers": "python_version >= '3.5'",
-            "version": "==3.4"
+            "version": "==3.6"
         },
         "importlib-metadata": {
             "hashes": [
@@ -869,12 +885,20 @@
         },
         "ipython": {
             "hashes": [
-                "sha256:126bb57e1895594bb0d91ea3090bbd39384f6fe87c3d57fd558d0670f50339bb",
-                "sha256:1e4d1d666a023e3c93585ba0d8e962867f7a111af322efff6b9c58062b3e5444"
+                "sha256:4feb61210160f75e229ce932dbf8b719bff37af123c0b985fd038b14233daa16",
+                "sha256:d538a7a98ad9b7e018926447a5f35856113a85d08fd68a165d7871ab5175f6e0"
             ],
             "index": "pypi",
             "markers": "python_version >= '3.9'",
-            "version": "==8.17.2"
+            "version": "==8.18.0"
+        },
+        "isort": {
+            "hashes": [
+                "sha256:8bef7dde241278824a6d83f44a544709b065191b95b6e50894bdc722fcba0504",
+                "sha256:f84c2818376e66cf843d497486ea8fed8700b340f308f076c6fb1229dff318b6"
+            ],
+            "markers": "python_full_version >= '3.8.0'",
+            "version": "==5.12.0"
         },
         "itsdangerous": {
             "hashes": [
@@ -1055,6 +1079,14 @@
             "markers": "python_version >= '3.5'",
             "version": "==0.1.6"
         },
+        "mccabe": {
+            "hashes": [
+                "sha256:348e0240c33b60bbdf4e523192ef919f28cb2c3d7d5c7794f74009290f236325",
+                "sha256:6c2d30ab6be0e4a46919781807b4f0d834ebdd6c6e3dca0bda5a15f863427b6e"
+            ],
+            "markers": "python_version >= '3.6'",
+            "version": "==0.7.0"
+        },
         "ml-dtypes": {
             "hashes": [
                 "sha256:022d5a4ee6be14569c2a9d1549e16f1ec87ca949681d0dca59995445d5fcdd5b",
@@ -1459,11 +1491,11 @@
         },
         "pexpect": {
             "hashes": [
-                "sha256:0b48a55dcb3c05f3329815901ea4fc1537514d6ba867a152b581d69ae3710937",
-                "sha256:fc65a43959d153d0114afe13997d439c22823a27cefceb5ff35c2178c6784c0c"
+                "sha256:7236d1e080e4936be2dc3e326cec0af72acf9212a7e1d060210e70a47e253523",
+                "sha256:ee7d41123f3c9911050ea2c2dac107568dc43b2d3b0c7557a33212c398ead30f"
             ],
             "markers": "sys_platform != 'win32'",
-            "version": "==4.8.0"
+            "version": "==4.9.0"
         },
         "platformdirs": {
             "hashes": [
@@ -1707,6 +1739,15 @@
             "markers": "python_version >= '3.7'",
             "version": "==2.17.2"
         },
+        "pylint": {
+            "hashes": [
+                "sha256:0d4c286ef6d2f66c8bfb527a7f8a629009e42c99707dec821a03e1b51a4c1496",
+                "sha256:60ed5f3a9ff8b61839ff0348b3624ceeb9e6c2a92c514d81c9cc273da3b6bcda"
+            ],
+            "index": "pypi",
+            "markers": "python_full_version >= '3.8.0'",
+            "version": "==3.0.2"
+        },
         "pypika": {
             "hashes": [
                 "sha256:838836a61747e7c8380cd1b7ff638694b7a7335345d0f559b04b2cd832ad5378"
@@ -2362,6 +2403,14 @@
             "markers": "python_version < '3.11'",
             "version": "==2.0.1"
         },
+        "tomlkit": {
+            "hashes": [
+                "sha256:75baf5012d06501f07bee5bf8e801b9f343e7aac5a92581f20f80ce632e6b5a4",
+                "sha256:b0a645a9156dc7cb5d3a1f0d4bab66db287fcb8e0430bdd4664a095ea16414ba"
+            ],
+            "markers": "python_version >= '3.7'",
+            "version": "==0.12.3"
+        },
         "tqdm": {
             "hashes": [
                 "sha256:d302b3c5b53d47bce91fea46679d9c3c6508cf6332229aa1e7d8653723793386",
@@ -2400,7 +2449,7 @@
                 "sha256:8f92fc8806f9a6b641eaa5318da32b44d401efaac0f6678c9bc448ba3605faa0",
                 "sha256:df8e4339e9cb77357558cbdbceca33c303714cf861d1eef15e1070055ae8b7ef"
             ],
-            "markers": "python_version >= '3.8'",
+            "markers": "python_version < '3.11'",
             "version": "==4.8.0"
         },
         "typing-inspect": {
@@ -2648,11 +2697,11 @@
         },
         "wheel": {
             "hashes": [
-                "sha256:488609bc63a29322326e05560731bf7bfea8e48ad646e1f5e40d366607de0942",
-                "sha256:4d4987ce51a49370ea65c0bfd2234e8ce80a12780820d9dc462597a6e60d0841"
+                "sha256:177f9c9b0d45c47873b619f5b650346d632cdc35fb5e4d25058e09c9e581433d",
+                "sha256:c45be39f7882c9d34243236f2d63cbd58039e360f85d0913425fbd7ceea617a8"
             ],
             "markers": "python_version >= '3.7'",
-            "version": "==0.41.3"
+            "version": "==0.42.0"
         },
         "wrapt": {
             "hashes": [
diff --git a/backend/src/api.py b/backend/src/api.py
index 68eef17..a72161c 100644
--- a/backend/src/api.py
+++ b/backend/src/api.py
@@ -1,19 +1,20 @@
 from fastapi import FastAPI, File, UploadFile
 from fastapi.middleware.cors import CORSMiddleware
 
-from .exceptions import FileFormatException
-from .models import UploadResponse
-from .services import DeepDive
+from .services.exceptions import FileFormatException
+from .services.models import UploadResponse
+from .services.services import DeepDive
+from .settings.development import CORS_CONFIG
 
 app = FastAPI()
 
-# ConfiguraĆ§Ć£o do middleware CORS
+
 app.add_middleware(
     CORSMiddleware,
-    allow_origins=["*"],
-    allow_credentials=True,
-    allow_methods=["*"],
-    allow_headers=["*"],
+    allow_origins=CORS_CONFIG["allow_origins"],
+    allow_credentials=CORS_CONFIG["allow_credentials"],
+    allow_methods=CORS_CONFIG["allow_methods"],
+    allow_headers=CORS_CONFIG["allow_headers"],
 )
 
 
diff --git a/backend/src/run.py b/backend/src/run.py
new file mode 100644
index 0000000..39c25d4
--- /dev/null
+++ b/backend/src/run.py
@@ -0,0 +1,4 @@
+import uvicorn
+
+if __name__ == "__main__":
+    uvicorn.run("src.api:app", host="0.0.0.0", port=8000, reload=True)
diff --git a/backend/src/services/__init__.py b/backend/src/services/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/backend/src/exceptions.py b/backend/src/services/exceptions.py
similarity index 100%
rename from backend/src/exceptions.py
rename to backend/src/services/exceptions.py
diff --git a/backend/src/models.py b/backend/src/services/models.py
similarity index 100%
rename from backend/src/models.py
rename to backend/src/services/models.py
diff --git a/backend/src/services.py b/backend/src/services/services.py
similarity index 100%
rename from backend/src/services.py
rename to backend/src/services/services.py
diff --git a/backend/src/settings.py b/backend/src/settings.py
new file mode 100644
index 0000000..2bd8881
--- /dev/null
+++ b/backend/src/settings.py
@@ -0,0 +1,8 @@
+# settings.py
+
+CORS_CONFIG = {
+    "allow_origins": ["*"],
+    "allow_credentials": True,
+    "allow_methods": ["*"],
+    "allow_headers": ["*"],
+}
diff --git a/backend/src/settings/__init__.py b/backend/src/settings/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/backend/src/settings/development.py b/backend/src/settings/development.py
new file mode 100644
index 0000000..cfbc0d5
--- /dev/null
+++ b/backend/src/settings/development.py
@@ -0,0 +1,8 @@
+# Settings development mode
+
+CORS_CONFIG = {
+    "allow_origins": ["*"],
+    "allow_credentials": True,
+    "allow_methods": ["*"],
+    "allow_headers": ["*"],
+}