# Parathan Sivagnanasundaram > Software Engineer @ Eightfold Location: Hayward, California, United States Profile: https://flows.cv/parathan ## Work Experience ### Software Engineer @ Eightfold Jan 2024 – Present | Santa Clara, CA Staff engineer in the Personal Career site team. I focus on candidate experience including job search, application, candidate portal & profile, offers and preboarding for new hires. ### Senior Software Engineer @ Amazon Jan 2022 – Jan 2024 As a software engineer in the Alexa Mobile Analyticst team, I worked on high throughput data pipelines which ingested, processed and stored Alexa mobile app metrics. The engagement metrics we store are utilized by both business intelligence and machine learning teams while the operational metrics are used by mobile developers to monitor app health. The E2E system consisted of both iOS and Android metrics services, AWS Kinesis streams, KPL and KCL, AWS ECS, S3 and Redshift. ### Senior Software Engineer @ Amazon Jan 2021 – Jan 2022 As a member of the Alexa Multitasking team, I worked on large scale micros services that modeled customer tasks, device states and session in order to support non ephemeral interactions. I led a 7 person team that built the media portability feature which is used by 1000's of Alexa users per month. I designed and implemented the features in a Java service hosted in AWS infrastructure (EC2, DynamoDB) ### Software Development Engineer @ Amazon Jan 2017 – Jan 2021 | Sunnyvale, California As part of the Alexa core platform and API teams (2017-2019), I worked on building new API’s for Alexa devices and content providers to interface with. I implemented the first generation throttling for Alexa’s latest cloud platform that can protect downstream services. In 2020, I led a team to migrate the legacy cloud infrastructure to the latest cloud platform, which included moving the platform to a micro service architecture, maintaining a lot of feature parity, migrating the old infrastructure to a Spring container, converting to newer messaging protocols. Currently I am leading a team working on some critical multitasking features for Alexa customers. ### Software Development Engineer @ Amazon Jan 2014 – Jan 2017 | Seattle, Washington Worked on a small team that designed, implemented, tested, launched and maintained an asset (loans) securitization platform. Also worked on the team that owned the micro service that managed the lifecycle and accounting of loans given to amazon sellers. ### Software Engineering Intern @ Lockheed Martin Jan 2013 – Jan 2013 Worked in the Display Command Management(DCM) team. Primarily working with C++ on AIX. Enhanced the shell script that invoked the DCM test driver which ran 90000+ test cases and produced results. Wrote a separate stand alone test driver to test all different permutations of characters used in the DCM system. Refactored DCM’s word-to-xml conversion script by using object oriented design and generalized the script hence it can be rolled out to other groups. ### Software Engineering Intern @ Thomson Reuters Jan 2012 – Jan 2012 | Eagan, MN Worked on a business law research tool called Business Law Advisor. Did a lot of development in .NET, JQuery and Java (Spring, Hibernate). Worked with Firebug, Google Developer tools and fiddler. Experience with Visual Studio, Eclipse, Oracle SQL developer, Apache Tomcat, IIS and Team Foundation Server. ## Education ### Bachelor in Science in Computer Science University of Minnesota ### Royal College Colombo ## Contact & Social - LinkedIn: https://linkedin.com/in/parathan-sivagnanasundaram-78837a21 --- Source: https://flows.cv/parathan JSON Resume: https://flows.cv/parathan/resume.json Last updated: 2026-04-11