Backend Developer

Hi, I'm Mina Prajapati

Crafting robust and scalable backend solutions with Node.js & NestJS

3+ years of experience building microservices, APIs, and distributed systems

About Me

I'm a passionate Backend Developer with over 3 years of experience specializing in building scalable and efficient server-side applications. My expertise lies in Node.js and the NestJS framework, where I architect and develop robust APIs and microservices that power modern applications.

I thrive on solving complex technical challenges, optimizing database performance, and implementing industry best practices in software architecture. My focus is on writing clean, maintainable code and delivering high-performance solutions that scale seamlessly with business growth.

Backend Expert

Specialized in NestJS, Express.js, and microservices architecture

Database Design

Proficient in PostgreSQL, MongoDB, Redis, and database optimization

Clean Code

Writing maintainable, testable, and well-documented code

Professional Experience

Backend Developer

E.K. Solutions

Apr 2022 - Present

Developing and maintaining scalable backend services using NestJS, implementing microservices architecture, and optimizing database queries for high-traffic applications.

Key Projects:

TTC

A Japanese application built with a robust role-based architecture supporting employees, suppliers, and order management. I contributed to the end-to-end backend development, including API design, efficient database modeling, and performance-optimized query implementation.

NestJSPostgreSQLRabbitMQRedis

Achievements:

  • Designed and developed scalable REST APIs using NestJS following RBAC principles
  • Created optimized database schemas and complex SQL queries for high-performance data retrieval
  • Implemented RabbitMQ-based logging pipeline and automated email notification workflows
  • Enhanced overall system stability and maintainability through modular architecture

ReputationStacker (RS)

A US-based review aggregation platform designed for scraping and centralizing reviews from multiple third-party sources. The system was built with NestJS and designed to support large-scale crawling, parsing, and storage of review data.

NestJSPostgreSQLRedis

Achievements:

  • Developed core modules for scraping, processing, and storing third-party reviews
  • Integrated datashake for review scraping from different review party providers
  • Optimized crawling pipeline for reliability and reduced failures from external providers
  • Built scalable APIs to serve review analytics, campaign data, and client management features
  • Improved performance with caching strategies and optimized query structures

Avalon

A scalable application built using NestJS. I developed backend APIs for CMS management, user workflows, and integrations with external platforms including Discord and Epic Games.

NestJSPostgreSQLRedisThird-Party Integrations

Achievements:

  • Built modular CMS APIs supporting dynamic content handling across multiple clients
  • Integrated third-party services like Discord and Epic Games for authentication and data syncing
  • Implemented secure and maintainable backend architecture for web application features
  • Enhanced system scalability with queue-based async workflows where required

Basestation (CRM)

A microservices-based CRM system built using NestJS, designed to provide scalable customer management, workflow automation, and advanced analytics. The platform utilizes independent services communicating through an event-driven architecture.

NestJSMicroservicesPostgreSQLBullQueue

Achievements:

  • Designed and developed multiple Apis services using NestJS microservices architecture
  • Built inter-service communication using message queues and event patterns
  • Implemented optimized PostgreSQL queries for analytics and reporting modules
  • Improved platform resilience through circuit breakers, service health monitoring, and containerized deployment

Intern Backend Developer

E.K. Solutions

Jan 2022 - Mar 2022

Assisted in developing backend services and APIs using Node.js, learning industry best practices in API design, database management, and version control.

Technical Skills

Backend

Node.jsNestJSExpress.jsTypeScriptJavaScript

Databases

PostgreSQLMongoDBRedisMySQL

Message Queues

RabbitMQBull

DevOps & Cloud

DockerAWSCI/CD

Tools & Testing

GitPostmanJestPM2Swagger

Let's Connect

I'm always open to discussing new projects, creative ideas, or opportunities to contribute to innovative solutions. Feel free to reach out!