Siddhartha Rai

Software Engineer

Gorakhpur, Uttar Pradesh, India2 yrs 3 mos experience

Key Highlights

Reduced API response time by 85% using Kafka.
Built promotions impacting millions of users at Amazon.
Designed real-time payout microservices at DealShare.

Stackforce AI infers this person is a Backend Engineer specializing in E-commerce solutions with a focus on scalable systems.

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Skills

Core Skills

MicroservicesRest ApisSoftware Development

Other Skills

KafkaComputer EngineeringJenkinsAmazon SQSRedisSpring MVCFast APISpring SecuritySpring FrameworkData StructuresDjango REST FrameworkPython (Programming Language)DjangoFlaskDocker

About

I’m a Backend Engineer with 3+ years of experience building scalable, high-performance systems at Amazon, Lenskart, and DealShare. 🔹 Expertise: Java, Spring Boot, Microservices, Kafka, Redis, REST APIs, System Design 🔹 Achievements: • Reduced API response time by 85% by migrating to asynchronous Kafka processing (Lenskart) • Built promotions and cashback services impacting millions of users (Amazon) • Designed referral & reward microservices with real-time payouts (DealShare) I enjoy solving business-oriented problems with efficient system design. Actively seeking backend/SDE roles where I can contribute to scalable distributed systems.

Experience

2 yrs 3 mos

Total Experience

9 mos

Average Tenure

Current Experience

Lenskart.com

Software Engineer

Feb 2024 – Jul 2024 · 5 mos · Gurugram, Haryana, India · On-site

Implemented rate limiter using sliding window algorithm → reduced unwanted traffic by 30%
Diverted inventory callbacks to Kafka → cut API response time by 85%
Built auto-refund system for Gold Membership cancellations
Displayed estimated dispatch/delivery times on homepage & cart → improved customer experience

MicroservicesREST APIs

Amazon

SDE 1

Jan 2022 – Jun 2023 · 1 yr 5 mos · Bengaluru, Karnataka, India · On-site

Created a service for providing promotions of cashback and coupons to non-prime first time user in India region in
creased first user by 11%.
Designed and created service for providing promotions of No Cost Emi to the selective users written conditions for
feasibility resulting in top 1% promotions.
Code Reviews and testing of software including Unit Test, Development stage Test.
Handled On-Call and involved in complete Life Cycle of Software Development .

Software DevelopmentComputer Engineering

Dealshare.in

SDE

Jun 2021 – Dec 2021 · 6 mos · Bengaluru, Karnataka, India

Low level design and code implemented of Referral and Reward Panel micro services for purpose of user acquisition
using RazorpayX APIs for instant payment of reward money.
Designed Rate Limiter using Redis for limiting network traffic.
Designed centralized logging system using Kafka, Filebeat

JenkinsAmazon SQSMicroservices