> For the complete documentation index, see [llms.txt](https://www.ankitavirani.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.ankitavirani.com/experience/backend.md).

# Backend

##  Summary of Backend Expertise

> Proficient backend developer with extensive experience in building scalable and efficient server-side applications using Node.js and Express.js. Skilled in creating RESTful APIs, implementing authentication systems, and integrating with databases to support robust web applications.

## Technical Skills

* **Core Technologies:** Node.js, Express.js
* **Databases:** MongoDB, PostgreSQL, MySQL
* **ORM/ODM:** Mongoose, Sequelize
* **Authentication:** JWT, Passport.js, OAuth
* **API Development:** RESTful APIs, GraphQL
* **Testing:** Mocha, Chai, Jest
* **Deployment:** Docker, Kubernetes, AWS, Heroku

## Node.js and Express.js Expertise

#### Node.js:

* Proficient in asynchronous programming and event-driven architecture
* Experience with core modules (fs, http, path, etc.) and NPM ecosystem
* Implementing microservices architecture using Node.js
* Performance optimization and memory management in Node.js applications

#### Express.js:

* Building scalable and maintainable web applications and APIs
* Implementing middleware for request processing, authentication, and error handling
* Integrating template engines (e.g., EJS, Pug) for server-side rendering
* Structuring Express.js applications for optimal performance and code organization

##  **Database Management Skills**

Experienced in designing, implementing, and optimizing both SQL and NoSQL databases. Proficient in data modeling, query optimization, and database administration, with a focus on ensuring data integrity, security, and performance in web applications.

* Database performance tuning and query optimization
* Implementing data security measures and access control
* Setting up database replication and backup strategies
* Database health monitoring and maintenance