Arvind Sinha

About Arvind Sinha

Seasoned Senior Software Engineer with 12+ years of experience building and scaling web…

Experience

1. Senior Software Engineer

   摩根大通

   Feb 2022 — Present · Hyderabad, IN

   Developed and maintained a suite of microservices in Java and Spring Boot deployed on AWS (ECS, Lambda).• Built scalable front-end applications with React, achieving Lighthouse scores above 90.• Developed Restful APIs using Spring boot Web to enable seamless communication between frontend and backend.• Developed IAM policies to enforce secure access controls for AWS resources, adhering to best practices and compliance standards.• Led a team of 6 developers in delivering cloud-native solutions, CI/CD pipelines, and infrastructure as code.• Reduced infrastructure cost by 35% through serverless refactoring and AWS resource optimization.• Set up CI/CD pipelines using GitHub Actions and Jenkins for both backend and frontend.• Set up comprehensive monitoring/logging with CloudWatch, X-Ray, and custom dashboards.• Integrated AWS services like S3 (file storage), SES (email), and SNS (notifications).• Wrote unit and integration tests, achieving 85% code coverage across critical modules.• Leveraged AWS CloudFormation for infrastructure as code, ensuring consistent and repeatable deployment processes.• Implemented state management with Redux to streamline data flow and enhance the user experience.• Implemented JWT-based authentication for secure and stateless user sessions.• Implemented lazy loading and warm lambda strategies, achieving faster page load speed and reduction in API response latency, significantly enhancing user experience.• Optimized resource utilization and cost management through EC2 auto-scaling and S3 lifecycle policies.