diff --git a/package-lock.json b/package-lock.json
index 6013a2930dbb0334526745b66e1c8e07828dd7f3..4413fc11ae0e58bf062eef1f6353b7ad5f7956b9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,6 +14,7 @@
         "dotenv": "^10.0.0",
         "express": "^4.17.1",
         "morgan": "^1.10.0",
+        "node-ttl": "^0.2.0",
         "reflect-metadata": "^0.1.13",
         "typedi": "^0.10.0"
       },
@@ -268,6 +269,11 @@
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
     },
+    "node_modules/async": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.1.tgz",
+      "integrity": "sha512-XdD5lRO/87udXCMC9meWdYiR+Nq6ZjUfXidViUZGu2F1MO4T3XwZ1et0hb2++BgLfhyJwy44BGB/yx80ABx8hg=="
+    },
     "node_modules/balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -1333,6 +1339,14 @@
         "node": ">= 0.6"
       }
     },
+    "node_modules/node-ttl": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/node-ttl/-/node-ttl-0.2.0.tgz",
+      "integrity": "sha512-bZVpmzWt4IuA3DWTZJEElLMQkYPmjUBi3q4XdBZ1dy1QLsDWLU7GMNhr/loLDFhqwlbQftQsb4xrPyCkv8UUyQ==",
+      "dependencies": {
+        "async": "*"
+      }
+    },
     "node_modules/nodemon": {
       "version": "2.0.13",
       "resolved": "https://registry.npmjs.org/nodemon/-/nodemon-2.0.13.tgz",
@@ -2326,6 +2340,11 @@
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI="
     },
+    "async": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.1.tgz",
+      "integrity": "sha512-XdD5lRO/87udXCMC9meWdYiR+Nq6ZjUfXidViUZGu2F1MO4T3XwZ1et0hb2++BgLfhyJwy44BGB/yx80ABx8hg=="
+    },
     "balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
@@ -3141,6 +3160,14 @@
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz",
       "integrity": "sha512-hZXc7K2e+PgeI1eDBe/10Ard4ekbfrrqG8Ep+8Jmf4JID2bNg7NvCPOZN+kfF574pFQI7mum2AUqDidoKqcTOw=="
     },
+    "node-ttl": {
+      "version": "0.2.0",
+      "resolved": "https://registry.npmjs.org/node-ttl/-/node-ttl-0.2.0.tgz",
+      "integrity": "sha512-bZVpmzWt4IuA3DWTZJEElLMQkYPmjUBi3q4XdBZ1dy1QLsDWLU7GMNhr/loLDFhqwlbQftQsb4xrPyCkv8UUyQ==",
+      "requires": {
+        "async": "*"
+      }
+    },
     "nodemon": {
       "version": "2.0.13",
       "resolved": "https://registry.npmjs.org/nodemon/-/nodemon-2.0.13.tgz",
diff --git a/package.json b/package.json
index b701f6a75fd7229d41ee383718fda4ac494171c3..e68f09a9a54d1daff2557b289f2eab2138423e44 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
     "dotenv": "^10.0.0",
     "express": "^4.17.1",
     "morgan": "^1.10.0",
+    "node-ttl": "^0.2.0",
     "reflect-metadata": "^0.1.13",
     "typedi": "^0.10.0"
   },
diff --git a/src/main.ts b/src/main.ts
index eaaa383c75efe3f4aa433a763de206e9397940f4..30b18912fc213cf4d4b8dc7db8bc027cb46e9bb0 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -5,6 +5,7 @@ const cors = require("cors");
 const morgan = require("morgan");
 import { getConfig }  from './config';
 import { stackRouter } from './modules/stack/stack.router';
+import { ttlRouter } from './modules/ttl/ttl.router';
 
 const app = express();
 
@@ -15,6 +16,7 @@ async function start() {
     app.use(morgan('combined'));
 
     app.use('/stack', stackRouter);
+    app.use('/ttl', ttlRouter);
 
     app.listen(config.PORT, () => {
         console.log(`Application started on port ${config.PORT}!`);
diff --git a/src/modules/stack/stack.service.ts b/src/modules/stack/stack.service.ts
index bb9be4b360073fb9392e5416e5202265a4ae27e9..f0bba6d72a8e7493c809f9faa9614395f7789806 100644
--- a/src/modules/stack/stack.service.ts
+++ b/src/modules/stack/stack.service.ts
@@ -1,6 +1,6 @@
+import { Service } from 'typedi';
 import { StackDto, StackResponse } from './stack.dto';
 import { StackRepository } from './stack.repository';
-import { Service } from 'typedi';
 
 @Service()
 export class StackService {
diff --git a/src/modules/stack/validation/stack.validation-service.ts b/src/modules/stack/validation/stack.validation-service.ts
index b8d4b40c0a8b8c19d2e2e0feeaebeed87a8c5f8d..a841594cd19a1cee32c54546d944f6d613034857 100644
--- a/src/modules/stack/validation/stack.validation-service.ts
+++ b/src/modules/stack/validation/stack.validation-service.ts
@@ -8,7 +8,7 @@ import { StackDto } from '../stack.dto';
 export class StackValidationService implements IValidateBody {
     async validateBody(body: StackDto) {
         const item = plainToClass(StackDto, body);
-        const errors = await validate(item);
+        const errors = await validate(item, { forbidNonWhitelisted: true, whitelist: true });
 
         return errors;
     }
diff --git a/src/modules/ttl/ttl.controller.ts b/src/modules/ttl/ttl.controller.ts
new file mode 100644
index 0000000000000000000000000000000000000000..300ae4ff010bf4324990e035985ed4b41e5d2ce0
--- /dev/null
+++ b/src/modules/ttl/ttl.controller.ts
@@ -0,0 +1,37 @@
+import { Request, Response } from 'express';
+import { Service } from 'typedi';
+import { TtlService } from './ttl.service';
+import { TtlResponse } from './ttl.dto';
+import { TtlValidationService } from './validation';
+
+@Service()
+export class TtlController {
+    constructor(
+        private readonly ttlService: TtlService,
+        private readonly validationService: TtlValidationService,
+    ) {}
+
+    async add(req: Request, res: Response): Promise<Response<TtlResponse>> {
+        const errors = await this.validationService.validateBody(req.body);
+        if (errors.length > 0) {
+            return res.status(400).send({ errors });
+        }
+        const data = this.ttlService.get(req.body.key);
+        if (data) {
+            return res.status(409).json({ message: 'Key already exist' });
+        }
+
+        const result = this.ttlService.add(req.body);
+
+        return res.status(201).json(result);
+    }
+
+    get(req: Request, res: Response): Response<TtlResponse> {
+        const result = this.ttlService.get(req.params.key);
+        if (!result) {
+            return res.status(404).json({ message: 'Not found key' })
+        }
+
+        return res.status(200).json(result);
+    }
+}
diff --git a/src/modules/ttl/ttl.dto.ts b/src/modules/ttl/ttl.dto.ts
new file mode 100644
index 0000000000000000000000000000000000000000..938cda7cd6b789f6bd60db2551241091879d1c15
--- /dev/null
+++ b/src/modules/ttl/ttl.dto.ts
@@ -0,0 +1,13 @@
+import { IsString, IsNotEmpty } from 'class-validator';
+
+export class TtlDto {
+    @IsNotEmpty()
+    @IsString()
+    key: string;
+
+    @IsNotEmpty()
+    value: any;
+}
+
+
+export class TtlResponse extends TtlDto {}
diff --git a/src/modules/ttl/ttl.interfaces.ts b/src/modules/ttl/ttl.interfaces.ts
new file mode 100644
index 0000000000000000000000000000000000000000..38a706399e72ac3da0d903069ffd1ed1d2e0ead6
--- /dev/null
+++ b/src/modules/ttl/ttl.interfaces.ts
@@ -0,0 +1,5 @@
+import { TtlDto } from './ttl.dto';
+
+export interface IValidateBody {
+    validateBody(body: TtlDto);
+}
\ No newline at end of file
diff --git a/src/modules/ttl/ttl.repository.ts b/src/modules/ttl/ttl.repository.ts
new file mode 100644
index 0000000000000000000000000000000000000000..646361190a46df3ef96ea2396dfb996da4e7e6c3
--- /dev/null
+++ b/src/modules/ttl/ttl.repository.ts
@@ -0,0 +1,28 @@
+const NodeTtl = require('node-ttl');
+import { Service } from 'typedi';
+import { TtlDto, TtlResponse } from './ttl.dto';
+import { getConfig } from '../../config';
+
+@Service()
+export class TtlRepository {
+    private readonly store;
+    private readonly config;
+    constructor() {
+        this.store = new NodeTtl();
+        this.config = getConfig();
+    }
+
+    add(dto: TtlDto): TtlResponse {
+        this.store.push(dto.key, dto.value, null, this.config.TTL_EXPIRATION);
+
+        return dto;
+    }
+
+    get(key: string): TtlResponse {
+        const value = this.store.get(key);
+        if (!value) {
+            return value;
+        }
+        return { key, value }
+    }
+}
diff --git a/src/modules/ttl/ttl.router.ts b/src/modules/ttl/ttl.router.ts
new file mode 100644
index 0000000000000000000000000000000000000000..935a0ee08d318de84530eda6d737e0d15312d9c6
--- /dev/null
+++ b/src/modules/ttl/ttl.router.ts
@@ -0,0 +1,18 @@
+import { Router } from 'express';
+import { Container } from 'typedi';
+import { TtlController } from './ttl.controller';
+
+const ttlRouter = Router();
+const ttlController = Container.get(TtlController);
+
+ttlRouter.get(
+    '/:key',
+    ttlController.get.bind(ttlController),
+);
+
+ttlRouter.post(
+    '/',
+    ttlController.add.bind(ttlController),
+);
+
+export { ttlRouter }
\ No newline at end of file
diff --git a/src/modules/ttl/ttl.service.ts b/src/modules/ttl/ttl.service.ts
new file mode 100644
index 0000000000000000000000000000000000000000..292fdc01e21b544a823192a5de027957ff9a4658
--- /dev/null
+++ b/src/modules/ttl/ttl.service.ts
@@ -0,0 +1,16 @@
+import { Service } from 'typedi';
+import { TtlRepository } from './ttl.repository';
+import { TtlDto, TtlResponse } from './ttl.dto';
+
+@Service()
+export class TtlService {
+    constructor(private readonly ttlRepository: TtlRepository) {}
+
+    add(dto: TtlDto): TtlResponse {
+        return this.ttlRepository.add(dto);
+    }
+
+    get(key: string): TtlResponse {
+        return this.ttlRepository.get(key);
+    }
+}
\ No newline at end of file
diff --git a/src/modules/ttl/validation/index.ts b/src/modules/ttl/validation/index.ts
new file mode 100644
index 0000000000000000000000000000000000000000..7d7e552984c3e942a00398eb33908a088c4e03e5
--- /dev/null
+++ b/src/modules/ttl/validation/index.ts
@@ -0,0 +1 @@
+export * from './ttl.validation-service';
diff --git a/src/modules/ttl/validation/ttl.validation-service.ts b/src/modules/ttl/validation/ttl.validation-service.ts
new file mode 100644
index 0000000000000000000000000000000000000000..3a5a9d3eb625b17c21da67396c96f9e65e708e63
--- /dev/null
+++ b/src/modules/ttl/validation/ttl.validation-service.ts
@@ -0,0 +1,16 @@
+import { validate } from 'class-validator';
+import { plainToClass } from 'class-transformer';
+import { Service } from 'typedi';
+import { IValidateBody } from '../ttl.interfaces';
+import { TtlDto } from '../ttl.dto';
+
+@Service()
+export class TtlValidationService implements IValidateBody {
+    async validateBody(body: TtlDto) {
+        const item = plainToClass(TtlDto, body);
+        const errors = await validate(item, { forbidNonWhitelisted: true, whitelist: true });
+
+        return errors;
+    }
+
+}
\ No newline at end of file