Overview
Work History
Education
Skills
Timeline
Generic
Prafull Varshney

Prafull Varshney

Bengaluru

Overview

4
4
years of professional experience

Work History

Software Development Engineer II

Amazon
12.2024 - Current
  • Led E2E design and development of a cashback feature for flight and bus bookings: gathered ambiguous requirements, facilitated cross-team discussions, and delivered a scalable solution integrated across multiple systems.
  • Designed and executed a regional traffic migration strategy for a super-critical Tier-1 service, enabling multi-region failover and resiliency in alignment with a multi-year VP-level availability goal.
  • Reduced OE load by 23% through in-depth analysis of production hotspots, identifying bottlenecks and implementing long-term corrective measures to stabilize core tier 1 services.
  • Authored 300+ code changes and reviewed 500+ pull requests, driving code quality and system stability across high-impact, production-critical services.
  • Mentored 2 SDE-1s, providing architectural guidance, deep technical reviews, and career development support — accelerating project delivery with high standards.

Software Development Engineer

Amazon
07.2022 - 12.2024
  • Designed, developed, and delivered a dynamic pricing engine to compute transportation costs for FBA packages based on multiple dimensions, including weight, size, and packaging parameters — enabling accurate cost estimation across diverse fulfillment scenarios.
  • Led cross-team integration to deliver a VP-level initiative enabling ad printing on transportation packages; architected a resilient connection between a Tier-1 and Tier-2 service, ensuring zero impact on Tier-1 availability during Tier-2 outages — contributing to $1.28B in revenue in the US market.
  • Designed and developed a one-click "production traffic replay" feature to simulate real-world load on pre-prod testing stacks — enhancing test coverage and reducing operational load by 27%, while accelerating release validation cycles.
  • Automated the production deployment workflow for a super-critical and highly complex Tier-1 service, significantly reducing manual intervention, deployment time, and operational risk.
  • Mentored 1 SDE intern and 1 SDE-1, providing technical guidance, code reviews, and architectural insights — contributing to their successful delivery of critical features and overall team growth.
  • Optimized the performance of a latency-sensitive service, reducing resource overhead and delivering a 20% throughput improvement along with $20K+ per month in annual infrastructure cost savings.

Software Development Engineer Intern

Amazon
01.2022 - 06.2022
  • Led E2E implementation of a critical automation tool that became a key component of Amazon’s large-scale sale preparation process.
  • Built scalable integrations with 30+ client teams and 30+ dependent services of a Tier-1 system to automatically gather and manage scaling requirements.
  • Automated pre-sale fleet scaling, eliminating ~1 week of manual SDE effort per service and ensuring readiness for peak traffic events.

Education

B.Tech - Computer Science

KIET Group of Institutions
Ghaziabad
06-2022

XII -

RRK School
Chandausi
06-2018

X -

Silver Stone Public School
Bahjoi
06-2016

Skills

  • Programming Languages: C C Java Python JavaScript TypeScript SQL
  • Frameworks & Libraries: Spring Boot JUnit Mockito React Redux Nodejs Express Guice Horienté RESTful APIs Microservices Architecture
  • Databases & Cloud Services: PostgreSQL Redis DynamoDB MySQL AWS (EC2, ECS, Lambda, S3, CloudWatch, CloudFront, RDS, API Gateway, IAM) NoSQL Databases Database Optimization Caching Strategies
  • DevOps, CI/CD & Infrastructure: Docker Git Maven GitHub Actions CI/CD Pipelines Monitoring & Logging Observability
  • Testing & Quality Assurance: Unit Testing Integration Testing Test Automation Performance Testing Code Reviews Static Code Analysis
  • Software Engineering Practices: Agile & Scrum Methodologies System Design Design Patterns API Design & Documentation (Swagger / OpenAPI) Secure Coding Practices Scalability & High Availability
  • Other Skills: Effort Estimation Mentoring & Coaching Problem Solving Debugging Complex Systems Requirement Analysis

Timeline

Software Development Engineer II

Amazon
12.2024 - Current

Software Development Engineer

Amazon
07.2022 - 12.2024

Software Development Engineer Intern

Amazon
01.2022 - 06.2022

B.Tech - Computer Science

KIET Group of Institutions

XII -

RRK School

X -

Silver Stone Public School

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Prafull Varshney