Ashish Kumar

Backend-Focused Full Stack Engineer | MEAN & MERN Stack Specialist

New Delhi, IN.

About

Highly accomplished Full Stack Engineer with 6+ years of expertise in architecting and deploying scalable, distributed systems using Node.js, Express.js, MongoDB, and React.js. Proven track record of enhancing high-performance RESTful APIs and microservices architectures, significantly improving system throughput by 35% and reducing latency by 40% for platforms serving over 180,000 concurrent users. Adept at ensuring high availability, fault tolerance, and robust API security through cloud-native deployments on AWS.

Work

Samarth eGov

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Senior Software Developer

New Delhi, Delhi, India

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Summary

Led the architecture and development of scalable admission systems, optimizing performance and security for high-volume user traffic.

Highlights

Architected and implemented scalable admission systems for 66+ universities, efficiently handling over 180,000 concurrent users with Node.js, Express.js, and MongoDB.

Designed and optimized distributed microservices, resulting in a 40% reduction in API response latency and a 35% improvement in system throughput.

Implemented robust secure authentication and Role-Based Access Control (RBAC) mechanisms, ensuring comprehensive data integrity and API security across all systems.

Optimized database indexing and caching strategies utilizing Redis, leading to significant reductions in query execution time and enhanced system responsiveness.

Deployed and managed production infrastructure on AWS (EC2, S3, SNS), ensuring high availability, fault tolerance, and seamless system operations.

Integrated high-volume payment gateways (Stripe, Razorpay, PayPal) with meticulous transactional consistency, processing numerous financial transactions reliably.

Seasia Infotech

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Associate Developer

Mohali, Punjab, India

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Summary

Developed and optimized scalable SaaS platforms and REST APIs, enhancing system performance and deploying solutions for enterprise clients.

Highlights

Built robust and scalable SaaS platforms using Node.js, Laravel, and React.js, successfully serving the needs of diverse enterprise clients.

Developed and optimized REST APIs, resulting in a 30% improvement in overall system performance and responsiveness.

Implemented Dockerized deployments and automated CI/CD pipelines, streamlining the development workflow and accelerating release cycles.

Collaborated effectively within Agile product teams, consistently delivering iterative production releases ahead of schedule.

CANWS

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Junior Developer

Mohali, Punjab, India

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Summary

Developed and maintained production-grade web applications, significantly reducing issues through diligent debugging and performance tuning.

Highlights

Developed and maintained production-grade web applications using Laravel and CodeIgniter, ensuring high functionality and user satisfaction.

Reduced production issues by 25% through meticulous debugging, refactoring, and performance tuning, enhancing application stability and user experience.

Education

Chandigarh University

Chandigarh, Punjab, India
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Bachelor of Engineering Computer Science Grade:

Courses

System Design

Distributed Systems

Data Structures

Algorithms

Cloud Computing

Scalable Architecture

Performance Optimization

High Availability

Fault Tolerance

Load Balancing

API Security

Authentication

Authorization

Microservices

Languages

English

Skills

Languages

JavaScript, TypeScript, PHP.

Backend Development

Node.js, Express.js, Microservices, REST APIs, JWT, RBAC, Laravel, CodeIgniter.

Frontend Development

React.js, Angular, Redux, HTML5, CSS3.

Databases

MongoDB, MySQL, PostgreSQL, Redis (Caching).

Cloud & DevOps

AWS (EC2, S3, SNS), Docker, CI/CD, Git, Cloud Computing, Kubernetes (Basic), Continuous Integration, Continuous Deployment.

Core Engineering

System Design, Distributed Systems, Scalability, Performance Optimization, Data Structures, Algorithms, High Availability, Fault Tolerance, Load Balancing, API Security, OAuth, Authentication, Authorization, WebSockets, Event-Driven Architecture, Serverless, SaaS Architecture, Backend Engineering, Clean Code, SOLID Principles, Code Review, Concurrency, Multithreading, Caching Strategies.

Ashish Kumar