Summary
Overview
Work History
Education
Skills
Timeline
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Shubhansh Sahai

Web & Mobile Applications Architect

Summary

Accomplished Principal Engineer & Founder offering 11+ years of expertise in designing and implementing robust, enterprise-grade software systems. Specializes in Node.js and Java-centric backend development, scalable cloud architectures (AWS/Azure), and full-stack solutions, as showcased by founding CarbonPaper and leading critical projects at Walmart and Digio. A strategic thinker with hands-on proficiency in Gen-AI (Azure OpenAI), seeking a Staff Engineer role to tackle complex technical challenges and contribute to the evolution of its core platforms.

Overview

11
11
years of professional experience
4
4
years of post-secondary education

Work History

Principal Engineer & Founder

CarbonPaper
04.2023 - Current
  • Led the end-to-end design, development, and launch of CarbonPaper, an innovative events and travel
  • Engineered and integrated a proprietary Gen-AI feature (leveraging Azure OpenAI) to construct personalized travel itineraries in under 60 seconds, increasing user engagement by an estimated 25%.
  • Designed and implemented the complete UX/UI in Figma, focusing on intuitive navigation and responsive design, resulting in a 15% improvement in task completion rates.
  • Managed all facets of company operations, including product strategy, agile development (Scrum), CI/CD pipeline setup, marketing, sales, and customer onboarding for early adopters.

Senior Software Engineer, Seller Center Platform

Walmart
09.2019 - 04.2023
  • Developed distributed microservices for scaling the Seller Center platform' front-end.
  • Played an integral role in the full SDLC, including requirements gathering, technical design, development, and deployment of features for inventory management, order processing, and seller analytics.
  • Collaborated closely with product managers and UX designers to translate business requirements into robust technical solutions, improving platform stability by 10% through proactive refactoring and code optimization in React (front-end).
  • Actively participated in Agile (Scrum) ceremonies, contributing to sprint planning, code reviews, and retrospectives, enhancing team velocity and code quality.

Senior Software Engineer, Platform Development

Digio
07.2017 - 09.2019
  • Led the design and architecture of highly scalable, fault-tolerant fintech systems (KYC, Aadhaar eSign, eNach Mandate Management) using Java (back-end) and React (front-end), processing over 3 million e-signatures and verifications monthly.
  • Engineered through the company growth, scaling from 0 to 1.
  • Developed and maintained core Frontend Architecture for multiple client-facing web applications and the corporate website using React, ensuring high performance and cross-browser compatibility.
  • Engineered and delivered robust KYC, Aadhaar eSign, and eNach Mandate Management systems, ensuring compliance with financial regulations (e.g., RBI guidelines) and reducing customer onboarding time by an average of 30%.
  • Managed end-to-end client integrations for enterprise partners, providing technical expertise and support to ensure seamless adoption and high client satisfaction scores (average 4.5/5).

Software Engineer, AdTech & Media Analytics

ZAPR Media Labs
03.2016 - 07.2017
  • Developed and maintained high-performance dashboards for ad exchange analytics, mobile brand statistics, and TV viewership patterns, serving 5M+ data points daily with 99% reliability to provide actionable insights for media planners and advertisers.

Software Engineer

Analytics Quotient
07.2014 - 03.2016
  • Led the UI/UX revamp of a critical market price analysis application using React, resulting in a 25% improvement in user task efficiency and adoption across key CPG clients.
  • Designed and implemented interactive dashboards for diverse client needs, including customer feedback analysis, hotel revenue optimization, automotive sales tracking, and sentiment analysis for food brands.
  • Mentored and trained junior engineers and interns on frontend development best practices, JavaScript frameworks, and data visualization techniques, fostering team growth and improving code quality.

Education

Bachelor of Technology - Computer Science & Engineering

PSIT
Kanpur, India
01.2010 - 01.2014

Skills

JavaScript

TypeScript

Nodejs

React

Expressjs

Typescript React

React-Native

MongoDB

AWS

OpenAI

Java

Spring Boot

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Timeline

Principal Engineer & Founder

CarbonPaper
04.2023 - Current

Senior Software Engineer, Seller Center Platform

Walmart
09.2019 - 04.2023

Senior Software Engineer, Platform Development

Digio
07.2017 - 09.2019

Software Engineer, AdTech & Media Analytics

ZAPR Media Labs
03.2016 - 07.2017

Software Engineer

Analytics Quotient
07.2014 - 03.2016

Bachelor of Technology - Computer Science & Engineering

PSIT
01.2010 - 01.2014

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Shubhansh SahaiWeb & Mobile Applications Architect