Summary
Overview
Work History
Education
Skills
Accomplishments
Timeline
Generic

Rahul Sharma

Bulandshahr

Summary

Senior Software Development Engineer with 8+ years of experience in designing and developing scalable, high-performance backend systems. Proven expertise in microservices architecture, AWS cloud solutions, and high-throughput APIs. Successfully optimized SSO, personalization engines, and voucher distribution systems, leading to revenue growth of 10-30%.

Overview

9
9
years of professional experience

Work History

Tech Lead

Hindustan Times(HTDS)
Delhi
07.2021 - Current
  • Designed and developed a personalization service for Live Mint and Hindustan Times, enabling newsletter subscriptions, tracking user preferences, and driving a 10% increase in revenue through enhanced engagement and tailored notifications.
  • Engineered and optimised an SSO service, streamlining user onboarding and session management across platforms with integrated login options (Google, Apple, Truecaller, Microsoft).
  • Implemented OIDC for third-party login, boosting platform synergy and driving an 8-10% revenue increase through combined subscription plans.
  • Re-architected the SSO service from monolithic to microservices, enhancing performance, scalability, and security.
  • Optimized backend performance by implementing MongoDB and Redis connection pooling, tuning Spring Async Task Executor, and reducing latency under high concurrent traffic across services like SSO and Promo Engine.
  • Enhanced system scalability and resilience by actively monitoring AWS ELB, Redis clusters, and server instances during peak loads, and designed auto-scaling strategies to ensure high availability and zero downtime.
  • Improved overall application throughput and reliability by setting up proactive infrastructure monitoring, fine-tuning resource utilization based on traffic patterns, and scaling backend components dynamically during high-traffic events.
  • Architected a centralised promo engine to process 25K daily vouchers, driving 20-30% revenue growth through multi-vendor onboarding, targeted campaigns, and enhanced user engagement.
  • Designed server-to-server reward allocation with asynchronous processing and dynamic notifications, ensuring scalable integration.
  • Developed audience segmentation and cohort analysis to optimize voucher targeting and maximize user engagement.
  • Created solutions for subscription lifecycle management and user propensity models, delivering personalized offers and increasing conversion rates.
  • TechStack - Java , Spring Boot, Microservice , Spring Data Mongo , Redis , Rabbit Mq , Docker , Jenkins, Spring Security,OIDC, Spring Batch , AWS,Kibana , NewRelic ,MongoDb,Kfaka,AOP,Performance Tuning, AI,LLD,HLD,Angular

Software Engineer

Doctor Anywhere Pte. Ltd
Gurgoan
06.2020 - 06.2021
  • Designed, developed, and implemented the lab-reports module from scratch, enhancing system functionality and scalability.
  • Improved system quality by identifying critical issues and establishing standard operating procedures (SOPs) for efficient resolution.
  • Engineered APIs and processing logic for core modules, including patient management, doctor workflows, and insurance integration.
  • TeckStack : Springboot ,Spring Data JPA, Java , AWS , PostgresSql, Mongo.

Software Engineer

HealthKart
Gurgoan
10.2019 - 04.2020
  • Engineered CRM and inventory modules for Health Kart, integrating fitness data and optimizing performance by resolving code bottlenecks for improved efficiency.
  • TechStack : Java , Spring Boot, Spring Data JPA , Postgresql

Tech Lead

Oodles Technologies Pvt. Ltd
Gurgoan
10.2016 - 09.2019
  • Delivered technical solutions by collaborating with clients to understand requirements, developing APIS, improving server-side code for better performance, migrating the project to Spring Boot, and mentoring junior developers to foster continuous learning and skill development.
  • End-to-end project(Bhaasha) handling and client handling. Worked closely with the project managers and ensured projects were delivered on time.
  • TechStack : Java, Spring Boot , Spring Data JPA , Angularjs, Postgres, OpenTok , Twilio , Google Distance API , Google Matrix , Geo Location ,Websocket.

Education

Master of Computer Applications -

GGSIPU
Delhi
08.2016

Skills

  • Java
  • Spring Boot
  • Spring Security
  • Microservice
  • Hibernate
  • JPA
  • MongoDB
  • PostgreSQL
  • kafka
  • Redis
  • AWS
  • Docker
  • Jenkins
  • RabbitMQ
  • Angular
  • JUnit-5

Accomplishments

  • Tech Wiz Award - 2024
  • Employee Of the Quarter - 2021,2022

Timeline

Tech Lead

Hindustan Times(HTDS)
07.2021 - Current

Software Engineer

Doctor Anywhere Pte. Ltd
06.2020 - 06.2021

Software Engineer

HealthKart
10.2019 - 04.2020

Tech Lead

Oodles Technologies Pvt. Ltd
10.2016 - 09.2019

Master of Computer Applications -

GGSIPU

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