• I'm Shivshankar Gupta

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  • I am
    Full Stack Engineer

    Specialized in Node.js, SaaS Platforms & Scalable Systems

About Us

Who Am I?

Hi, I'm Shivshankar Gupta — Senior Software Development Engineer with 7+ years of experience.

I specialize in building scalable full-stack applications with strong expertise in Node.js, JavaScript, and PHP (Laravel, CodeIgniter). I have hands-on experience in SaaS architecture, API design, and performance optimization.

Currently, I am working at Upskill Tech Solutions Pvt Ltd, leading the development of SkillsConnect — a scalable SaaS platform for campus hiring, serving 1000+ hiring events.

I focus on designing high-performance systems using Next.js, Node.js, MySQL, Redis, and modern web technologies, ensuring clean architecture, scalability, and reliability.

I have also implemented payment systems, real-time video integrations, and multi-tenant SaaS platforms, while mentoring teams and driving end-to-end product delivery.

Key Achievements

  • 🚀 Improved platform performance by 30% through SQL optimization
  • ⚡ Reduced backend latency by 45% using Redis caching
  • 📈 Delivered SaaS platform serving 1000+ hiring events
  • 🛠 Resolved 95% of critical production issues within 24 hours

I am happy to know you
that 90 + projects done sucessfully!

Hire me
What I do?

Here are some of my expertise

Innovative Ideas

Full Stack Development

Database Management

SaaS Development

Frontend Engineering

Backend Architecture

API & Integrations

System Optimization

Projects Delivered
Hiring Events Powered
Years Experience
% Performance Improvement
My Specialty

My Skills

My technical expertise focuses on building scalable SaaS platforms, backend architecture, and full-stack web applications using modern technologies.

Node.js (Express)

90%

JavaScript

90%

PHP (Laravel, CodeIgniter)

85%

Next.js / React.js

75%

MySQL

90%

MongoDB

30%

Redis

75%

REST APIs

90%

Git & CI/CD

85%

Payment Gateway Integration

85%
Experience

Experience Journey (7+ years)

Senior Software Developer & Team Lead - Upskill Tech Solutions Pvt Ltd Oct 2022 - Present

• Built scalable backend systems using Node.js (Express) and MySQL
• Reduced backend latency by 45% using Redis caching
• Designed multi-tenant SaaS platform for campus hiring (1000+ events)
• Integrated payment gateways (Razorpay, PayPal, CCAvenue, Paykun)
• Developed REST APIs for Next.js frontend
• Implemented real-time video solutions (WebRTC, Zoom, Google Meet)
• Built webhook-based payment architecture
• Led team, conducted code reviews, and handled system architecture decisions
• Managed CI/CD pipelines and production deployments

Senior Software Developer - Atto Infotech Pvt Ltd Aug 2018 - Sep 2022

• Developed scalable backend systems using CodeIgniter and MySQL
• Architected database systems for large-scale applications
• Integrated payment gateways and third-party APIs
• Managed CI/CD workflows and Bitbucket repositories
• Mentored junior developers and conducted code reviews

Freelancing for GADWEB Soltions Pvt LTd Jun 2018 - Aug 2018

In my capacity as an independent contractor, I undertook a project titled "PROP DOOR" for Gadweb Solution Pvt Ltd. I served as the sole project manager, responsible for end-to-end project management, including but not limited to scoping, defining timelines, and final product delivery.

Php Intern At BDS Services Private Limited Jan 2018 - Jun 2018

As a PHP developer intern, I gained hands-on exposure to PHP web development, learned the language, syntax, and commonly used frameworks, and participated in code reviews with senior developers for insights into best practices and coding standards.

Get in Touch

Contact

guptashivshankar.573@gmail.com

998 M J Phule-Nagar, kv Wagh Marg, I.I.T Market Powai Mumbai-400076

+91 8898035198