K

Kushagra Gangwar

Software Engineer

Bengaluru, Karnataka, India4 yrs 3 mos experience

Key Highlights

  • Reduced payment microservices latency by 20%
  • Built scalable systems serving over 541K sellers
  • Developed community platform enhancing user engagement
Stackforce AI infers this person is a Backend-focused Software Engineer with experience in Fintech and SaaS.

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Skills

Core Skills

JavaSpring BootFull-stack DevelopmentReact.js

Other Skills

AWS CDKAWS CloudFormationAlgorithmsAmazon CloudWatchAmazon DynamoDBAmazon SQSAmazon Web Services (AWS)ApolloCascading Style Sheets (CSS)Continuous Integration and Continuous Delivery (CI/CD)CronData StructuresDatabase Management System (DBMS)Express.jsForest admin

About

I'm a Software Development Engineer with 2.8 years of hands-on experience building reliable, scalable, and secure backend systems at Amazon, with earlier full-stack contributions at Springworks. At Amazon, I developed and optimized payment microservices that support over 541K global sellers, reducing latency by 20% and improving performance across web and mobile platforms. I built a microservice from the ground up using Java, Spring Boot, and contributed to UI enhancements, authentication via OAuth 2.0, and infrastructure automation using AWS CDK. I’ve also written 100+ unit and integration tests, improving coverage and cutting testing time by 15%. At Springworks, I worked across the stack using Node.js, React.js, and MongoDB, delivering features like a community platform for the U.S. Jewish community and an automated newsletter system. I collaborated closely in agile teams, gaining exposure to product thinking, rapid iterations, and end-to-end development. My strengths lie in Java, Spring Boot, Typescript, AWS, MERN stack and a strong focus on clean architecture, security, and test-driven development. I enjoy solving meaningful backend problems, writing maintainable code, and learning from talented engineers around me. If you're building something impactful and fast-moving—I’d love to connect. 👾👾

Experience

Telus digital ai data solutions

Software Engineer

Jun 2025Present · 9 mos · Bengaluru, Karnataka, India · Hybrid

Amazon

SDE-1

Jun 2022Feb 2025 · 2 yrs 8 mos · Bengaluru, Karnataka, India · On-site

  • Worked on building and optimizing scalable payment microservices for Selling Partners, improving system latency by 20% and serving over 541K sellers globally. I led the development of a Spring Boot-based microservice from scratch, contributed to UI improvements, and implemented secure OAuth 2.0 authentication to enhance access control.
  • I focused heavily on engineering quality—writing 100+ unit tests to boost code coverage by 20% and adding integration tests that cut validation time by 15%. I also used AWS CDK to manage infrastructure as code and led the low-level design for onboarding new marketplaces like Mexico onto Amazon’s internal Tax Application.
MicroservicesAWS CDKSpring BootJavaOAuth 2.0Unit Testing+1

Springworks

SDE Intern

Jun 2021Apr 2022 · 10 mos · Bengaluru, Karnataka, India · Remote

  • Worked as a full-stack developer, contributing to end-to-end feature development and deployment across multiple web projects. Built a community-focused platform using Node.js and React.js to help the Jewish community in the U.S. organize events, news, and services in one place.
  • Implemented an automated newsletter system with customizable frequency (daily, weekly, monthly), significantly improving user engagement. Collaborated in an agile team using Git for version control and project coordination, ensuring smooth workflows and well-managed releases.
Node.jsReact.jsMongoDBGitFull-Stack Development

Education

GLA University

BTech - Bachelor of Technology — Computer Science

Jan 2018Jan 2022

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