Rohit Kadiyan

I designed and implemented scalable backend systems for payroll, attendance, payments, and subscriptions, ensuring seamless integration with third-party services and hardware. Led a small team, optimized database structures, and improved system performance using NestJS, Node.js, PostgreSQL, and AWS, while maintaining security, compliance, and user experience.

Designed and built a scalable system architecture for travel services, integrating event-driven microservices and test-driven development. Worked with vendors like Yappay, Hyperverge, and Exotel for seamless system integrations, leveraging tools like NestJS, Node.js, PostgreSQL, RabbitMQ, Redis, and AWS.

Led the development of a document management application and built platforms for direct selling agents and lead acquisition. Worked with Java, Spring Boot, PostgreSQL, Hibernate ORM, GitHub, and Jira to streamline processes and enhance automation.

Migrated the 'Direct Debit' payment service from a single-node setup to a scalable multi-node cluster and implemented scheduled jobs for monitoring and alerting. Utilized Java and AWS services like SQS and SNS for efficiency and reliability.