Nishita Sinha
Foster City,California
Overview
4
4
years of professional experience
Work History
Senior Software Engineer (Platform Quality)
Coupa Software
California
07.2024 - Current
- Designed a Java-based asynchronous messaging microservice using Spring Boot and MySQL, hosted on AWS and Azure; adopted by all customers, and reduced message-processing latency by 60%.
- Transformed the Webhooks platform into a scalable, event-driven microservice delivering secure, real-time CDC notifications with JWT-signed payloads and DLQ handling; built with Ruby on Rails, MySQL, Redis, Kafka, and Kubernetes, reducing legacy API polling by 50%.
- Implemented OAuth 2.0/OIDC authentication for Coupa applications in Ruby, supporting Authorization Code flow with PKCE, secure client and scope configuration, and CSRF protection; integrated via OmniAuth for Rails.
- Created Ruby/RSpec automation incorporated into CI/CD, increasing test coverage by 20% and reducing manual QA effort by 5 hours per sprint; leveraged internal AI tooling to analyze failure trends and close test gaps.
Software Engineer
Coupa Software
Pune
03.2020 - 05.2022
- Planned a robust email delivery system leveraging AWS SES, AWS Lambda, AWS CloudFormation, MySQL, Apache Kafka, and Java. Achieved a notable 50% improvement in inbound email reliability and a substantial 75% reduction in spam emails.
- Built secure microservices incorporating REST APIs for email security, encryption, and multifactor authentication (MFA) on AWS ECS to fortify our application's security by 40% for our valued customers.
- Developed a secure, cloud-native SFTP service using Ruby and MySQL with REST APIs for user management; deployed on AWS ECS, supporting multi-tenant file transfers for 100+ customers with 99.9% uptime.
- Improved system scalability and reliability by restructuring background and scheduled jobs and adopting Resque (Redis), resulting in a 30% improvement in product reliability and throughput.
Education
Master of Science - Computer Engineering
New York University
05.2024
Bachelor of Technology - Electronics & Communication Engineering
Jaypee Institute of Information Technology
06.2019
Skills
- Python
- Java
- Ruby
- SQL
- Spring Boot
- Ruby on Rails
- Django
- MySQL8
- MongoDB
- Redis
- AWS
- Azure
- Docker
- Kubernetes
- Microservices
- Distributed Systems
- REST APIs
- GraphQL
- Event-Driven Architecture
- Apache Kafka
- CI/CD (Jenkins, Git)
- RSpec
- JUnit
- Postman
- Grafana
- New Relic
- Sentry
- StatsD
- WireMock
- PyTorch
Accomplishments
- Finalist in the TiDB Future App Hackathon, 2023-07-01, Among 1400 participants
- Awarded the Most Creative Submission in Innovation Nexus 1.0 Hackathon, 2023-09-01
- PG Diploma in Advanced Computing, Centre for Development of Advanced Computing, Pune, 2020-02-01
Summary
Senior Software Engineer with 5+ years of experience building scalable, secure, and high-performance distributed systems across cloud-native environments. Specialized in microservices architecture, event-driven systems, and platform reliability using Java, Ruby, AWS, Kubernetes, and Kafka. Proven track record of reducing latency (60%), improving system reliability (30%+), and strengthening application security through OAuth2/OIDC and modern DevOps practices. Strong foundation in distributed systems and machine learning with a Master’s in Computer Engineering from NYU.
Timeline
Senior Software Engineer (Platform Quality)
Coupa Software
07.2024 - Current
Software Engineer
Coupa Software
03.2020 - 05.2022
Master of Science - Computer Engineering
New York University
Bachelor of Technology - Electronics & Communication Engineering
Jaypee Institute of Information Technology