Ayush Khandelwal
Software Engineer
Overview
Software Engineer @In Time Tec
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About
- Software Engineer with 3 years of experience building high-performance full-stack and backend systems.
- Experienced in React, Next.js, Node.js, NestJS, PostgreSQL, and Redis, delivering production features in Agile teams.
- Strong focus on clean, scalable architecture with SOLID principles, OOP, and test-driven workflows.
- Built and scaled services with Docker + GitHub Actions on AWS (EC2/S3/RDS), improving deployment reliability and delivery speed.
- Designed and implemented workflow automation with n8n to streamline repetitive engineering and business processes.
- Practicing AI-driven development using GitHub Copilot, Cursor, and Claude Code to accelerate delivery and improve code quality.
Highlights:
- Reduced API response time by 30% through PostgreSQL optimization and Redis caching.
- Improved UI performance by 15% through React rendering and state management optimization.
- Built secure auth systems using JWT/OAuth, RBAC, and Argon2 password hashing.
Work
In Time Tec
Current Employer- Built full-stack enterprise applications using React, Next.js, NestJS, and PostgreSQL, delivering reusable frontend UI components, modular backend services, and API-driven business automation systems.
- Engineered high-performance REST APIs and asynchronous backend processing using Redis and RabbitMQ, reducing API response times by 30% through caching, query optimization, and background tasks.
- Applied Repository, Strategy, and Factory design patterns within NestJS services to improve maintainability, extensibility, and separation of concerns across shared business modules.
- Led development of an AI-assisted automation platform using OpenAI APIs to analyze client requirements and generate proposal documents with architecture diagrams, effort estimation, and project timelines.
- Optimized frontend state management using Redux Toolkit and RTK Query, reducing redundant API calls by 20-25% and improving data consistency across dashboard applications.
- Increased unit and integration test coverage from 53% to 86% using Jest, SuperTest, Mocha, and automated CI workflows, improving regression stability and release reliability.
- TypeScript
- React
- Next.js
- NestJS
- Node.js
- Redux Toolkit
- RTK Query
- PostgreSQL
- Redis
- RabbitMQ
- Jest
- Mocha
- SuperTest
- Docker
- GitHub Actions
- AWS
- OpenAI APIs
- REST APIs
- Design Patterns
- Built responsive frontend features and reusable UI components for dashboard applications, collaborating closely with backend teams to deliver API-driven workflows.
- Developed and maintained Node.js and Express.js REST APIs, improving backend reliability through modular service design and clean separation of concerns.
- Optimized MongoDB queries and implemented secure JWT-based authentication flows for internal application modules.
- Integrated Swagger / OpenAPI documentation and supported backend test coverage using Jest, Mocha, and SuperTest for stable release cycles.
- Worked with Docker, GitHub, and CI/CD pipelines to streamline development handoffs and deployment readiness.
- JavaScript
- TypeScript
- React
- Next.js
- Node.js
- Express.js
- REST APIs
- JWT Authentication
- MongoDB
- Swagger
- OpenAPI
- Jest
- Mocha
- SuperTest
- Docker
- CI/CD
- GitHub Actions
- AWS S3
Orca Technology
- Developed responsive React dashboards using ApexCharts, implementing debouncing, request throttling, and optimized rendering techniques to improve responsiveness across data-intensive interfaces.
- Built RESTful APIs using Node.js and Express.js, optimizing MongoDB queries and integrating Google Calendar APIs to automate appointment scheduling processes.
- Integrated AWS S3 for secure document storage and deployed backend services on AWS EC2, improving reliability and streamlining file management operations.
- React
- Node.js
- Express.js
- MongoDB
- AWS S3
- AWS EC2
- Google Calendar API
- REST APIs
- ApexCharts
- Performance Optimization
Education
Arya College of Engineering & I.T.
- CGPA: 9.05/10
- Data Structures
- Algorithms
- Databases
- Software Engineering
- Computer Science Fundamentals
