Sherry Ahuja

Sherry Ahuja

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Software Developer@Amazon | Ex - PayPal, Samsung R&D | Masters@Western | Building Distributed Systems Backend
Vancouver, British Columbia, Canada

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Jobs verified_user 0% verified
  • Amazon
    Software Development Engineer
    Amazon
    Jul 2025 - Current (1 year 2 months)
    - Part of AWS S3 replication team that ensure 99.999999999% (11 9s) data durability, high availability, and cross-region compliance for millions of AWS customers - Tech stack - Java,SpringBoot, Ruby, DynamoDB, AWS S3, ECS, Cloud Watch
  • Marqeta
    Software Engineer 2
    Marqeta
    Jun 2025 - Jul 2025 (2 months)
    Tokenization and wallet team
  • Talink
    Senior Software Engineer
    Talink
    Feb 2025 - Jun 2025 (5 months)
    • Built an event-driven email and in-app notification system using AWS SQS, GraphQL API, Lambda (Node.js), and MongoDB. Designed dynamic email routing based on user preferences, with support for templates • Developed a secure NodeJS API endpoint to update submission status using Firebase authentication, role-based access control, and GraphQL mutation, enabling authorized site-level users to perform status transitions in a controlled workflow • Designed and implemented a robust multi-level access control system (RBAC/PBAC) for a verification compliance dashboard, ensuring secure, role-based data access and fine-grained permission management • Developed HMAC-based API authentication in Node.js with enhanced security features including nonce-b
  • Western University
    Masters (Software Engineering)
    Western University
    Sep 2023 - Sep 2024 (1 year 1 month)
    Masters in software engineering ( grade - 3.7/4.0 ) Courses: - Web development - Databases - Machine learning - Cloud computing - Data analytics
  • PayPal
    Software Engineer-2
    PayPal
    Jun 2023 - Nov 2023 (6 months)
    • Developed Java and Spring Boot REST APIs for integrating compliance payment policies with IBM ODM to validate and automate rule definitions, reducing manual errors by 25% • Built REST APIs for the compliance system using Kafka as a message broker, Redis for caching, PostgreSQL as the transaction database, and JWT for authentication. Implemented rate limiting for security and performance • Implemented unit and integration testing to ensure system reliability and performed real-time monitoring using Prometheus and Grafana, while also managing CI/CD pipelines using Jenkins and GitHub for automated builds and deployments. • Containerized applications using Docker and managed deployments on Kubernetes, ensuring scalable, fault-tolerant, and ef
  • S
    Software Developer
    Jun 2021 - May 2023 (2 years)
    • Built a credit-scoring engine with Java SpringBoot and enhanced with AI models to dynamically evaluate user credit histories, reducing manual processing time by 90% and onboarding 100,000 new customers • Worked on SpringBoot microservice integration with Kafka and AI models for personalized messaging (email, SMS, in-app), increasing user engagement by 30% • Deployed and managed microservices on AWS using Docker, implementing CI/CD pipelines with AWS CodePipeline, CodeBuild, and CodeDeploy, and integrating CloudWatch for monitoring and alerting • Developed low latency real time digital auction using Java , SpringBoot for mobile app via web sockets driving a $2.5M in sales Show less
  • Samsung Electronics
    Software Engineer
    Samsung Electronics
    Jun 2019 - Jun 2021 (2 years 1 month)
    • Contributed to a Java Spring Boot centralized logging framework, correlating millions of logs daily and improving log search efficiency by 30% through optimized indexing and querying • Designed and implemented MongoDB schemas for a high-volume user activity tracking system, supporting hundreds of thousands of concurrent users • Implemented CDK stacks for a comprehensive monitoring system (Grafana, GitHub Actions, CloudWatch, Prometheus), monitoring hundreds of microservices and infrastructure components. Show less
  • Samsung Electronics
    Software Engineer Intern
    Samsung Electronics
    Jan 2019 - Jun 2019 (6 months)
    • Built scripts for automated diagnostics and on-call production support, reducing downtime by 15% • Developed image quality summary reports for various smartphone devices using Jasper Reports, providing detailed insights for ISP tuning and optimization
Education verified_user 0% verified
  • Western University
    master, Master of Engineering - MEng, Software Engineering, 3.7 / 4.0
    Western University
    Jan 2023 - Jan 2024 (1 year 1 month)
  • Thapar Institute of Engineering and Technology
    bachelor, Bachelor of Technology, Electrical, Electronics and Communications Engineering
    Thapar Institute of Engineering and Technology
    Jan 2015 - Jan 2019 (4 years 1 month)
  • D
    Higher Secondary Education, Non-Medical, 92%
    DAV Public School, Ludhiana
    Jan 2013 - Jan 2015 (2 years 1 month)
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