# Jigar Parekh > Principal Software Engineer Location: San Francisco Bay Area, United States Profile: https://flows.cv/jigarparekh Software engineer with 22+ years of experience designing complex systems, developing software for large business environments and leading implementation of highly scalable applications. Hands-on engineer with a comprehensive understanding of data structures and algorithms, able to acquire new programming and technology skills. Proficient in leading cloud services: AWS, Microsoft Azure and Google Cloud Platform ## Work Experience ### Principal Software Engineer II @ Roche Sequencing USA Jan 2022 – Present | San Francisco Bay Area ❑ Single-handedly designed and engineered two GitOps enabled serverless frameworks on Google Cloud Platform with Infrastructure as code in Python using CDK Terraform. First a workflow framework using Apache Airflow and second a multi-user shared notebook framework using JupyterHub, both on Google Kubernetes Engine. The workflow framework helped to migrate legacy pipeline applications and also reduce cloud cost significantly by as much as 80%. The shared notebook framework helped to reduce the JupyerHub setup time by 90% and also kept the cloud cost significantly lower ### Specialist Technology @ Publicis Sapient Jan 2020 – Jan 2022 | San Francisco Bay Area ❑ Lowered the AWS cloud cost by implementing field level resolvers in AWS AppSync instead of developing AWS Lambda functions. Parallel execution of resolvers in AppSync also allowed to improve the performance by almost 30% ❑ Increased the search query performance by 15% by implementing Painless scripting inside the Elasticsearch queries to achieve complex result set ❑ Reduced deployment time by 20% by enhancing DevOps pipeline to include scripts that avoided any manual resource creation on Azure cloud ❑ Improved the sprint velocity from 23 to 30 by collaborating with product team, understanding the product features, translating them into architecture diagrams and closing the gap between business and technical specifications ### Senior Software Engineering Architect @ Western Union Jan 2015 – Jan 2020 ❑ Saved the company thousands of dollars in penalties by implementing a fraud monitoring application using Angular, .net (C#) & IBM DB2 in 3 months, meeting fraud compliance regulations in different countries ❑ Solved data errors and enabled the compliance applications to timely report the fraud to the regulators by inventing final transaction record for the AML compliance applications, designed and completed using PL/SQL in one month ❑ Saved the company thousands in penalties by meeting the regulation in places like Spain by integrating digital signature pad device for the Point-of-Sale application using Java, expedited the implementation to address strict regulatory deadline of 2 months ❑ Improved the back-office application performance by 30% by re-designing transaction data retrieval from 15TB of data stored in IBM DB2 ### Senior Software Engineer @ Opus Consulting Solutions Jan 2004 – Jan 2015 ❑ Migrated IAM system, with more than 50,000 users and more than 150 applications, from Novell AGS 6.0 to Sailpoint IdentityIQ 6.2 in less than a month without Sailpoint technical support. It resulted in saving the company thousands of dollars ❑ Invented automatic validations for the application connectors for IAM system to eliminate manual steps. It enabled the company to launch access certification in 15 days, compared to 2 months before, without any errors or delays ❑ Integrated PINpad devices for Point-of-Sale application to enable debit card payment. The solution was rolled out globally to more than 250,000 users and it supported Linkpoint, Hypercom and ACS devices. It boosted the company revenue by thousands of dollars ### Software Engineer @ Aaditya Infotech Jan 2002 – Jan 2003 ### Software Programmer @ WITS Interactive Jan 2002 – Jan 2002 ### Software Programmer @ WITS Interactive Jan 2000 – Jan 2000 ## Education ### B.E. in Electrical Engineering, with honors Savitribai Phule Pune University ### Diploma in Industrial Electronics, with honors Government Polytechnic Mumbai ## Contact & Social - LinkedIn: https://linkedin.com/in/jigarparekh - GitHub: https://github.com/vizeit - Portfolio: https://www.codewars.com/users/vizeit - Portfolio: https://www.vizeit.com/ --- Source: https://flows.cv/jigarparekh JSON Resume: https://flows.cv/jigarparekh/resume.json Last updated: 2026-04-12