Ace Infoway - NestJS Developer - TypeScript (3-6 yrs)

Job Description :

We are seeking an experienced NestJS Developer to design, develop, and maintain the backend APIs for a fleet management system. The API layer serves as the backbone of the platform, connecting mobile apps, the admin panel, and the website. The ideal candidate will be well-versed in building scalable, secure, and efficient RESTful and WebSocket APIs.

Tools & Technologies :

- NestJS

- TypeScript

- TypeORM/MySQL

- Socket.IO

- Redis/ioredis

- AWS SDK (SQS)

- Swagger

- Multer

- Jest

Key Responsibilities :

- Develop and maintain robust APIs using NestJS (v7+).

- Integrate and manage TypeORM for database interactions with MySQL.
- Implement WebSocket communication using Socket.IO for real-time updates.

- Develop and manage cron jobs using @nestjs/schedule for scheduled tasks.

- Create API documentation using Swagger for seamless developer interaction.

- Ensure security and authentication mechanisms using Passport-JWT and Argon2/Bcrypt for password hashing.

- Handle third-party integrations such as AWS SDK, Twilio, Mailchimp, and Stripe for payments and communication.

- Optimize application performance using Redis for caching and ioredis for scalable data handling.

- Manage file uploads using Multer and implement data parsing using Papaparse.

- Write unit tests using Jest to ensure code quality and reliability.

Requirements :

- Strong proficiency in NestJS, TypeScript, and Node.js.

- Experience with TypeORM and relational databases like MySQL.

- Hands-on experience with Socket.IO and real-time communication protocols.

- Proficiency in using third-party APIs and libraries such as Stripe, Twilio, Google Maps API, and AWS SDK.

- Familiarity with event-driven architecture using SQS or similar tools.

- Strong understanding of RESTful API design and development.

- Knowledge of application performance optimization and scalable architecture design.

- Proficiency in using tools like Swagger for API documentation.

- Experience with CI/CD pipelines and deploying Node.js applications.

Preferred Skills :

- Knowledge of microservices architecture and NestJS microservices.

- Familiarity with GraphQL and integrating with APIs.

- Experience with Firebase Admin SDK for push notifications and analytics.

- Exposure to file generation tools like Excel4node and ExcelJS.

- Familiarity with secure payment processing workflows.