Peeyush Aggarwal Email & Phone Number

California, United States

Berkeley, California, Us

- Lead development of products with Zoom and Call Center Integration to Increase Revenue.- Hired and balanced the engineering team to grow sustainably with right mix of talent and optimal cost.- Built roadmap to balance and optimize engineering productivity and achieved improved productivity by 30% and infrastructure cost optimization by 10%.- Built Support tools to manage customers to improve Onboarding time by 80%.

San Francisco, California, Us

- Led development teams for shippo SMB and App Business lines.- Hired and mentored Engineering managers.- Laid out foundations for UI Libraries and Shared Code powering both webapp and shippo widgets.- Reformed Architecture Review process to lay foundations for speed and growth.- Setup process for engineering manager hiring setting bar for further hiring growth.- Grew my org in various geographies, Rest of US and LatAm.- Led project to re-platform shippo website from gatbsy to webflow decreasing cost and improving performance and productivity by 75%.- Led foundations project for web app reducing MTTD by 75% and MTTR by 50% by implementing tools like sentry, newrelic and fullstory.

San Francisco, California, Us

- Responsible for people management in areas of growth, performance management for a team of size 10- Mentored engineers at various levels from junior to staff.- Led various development projects for shippo app.- Contributed to internal processes like architecture review process- Was part of body which was responsible for doing architecture decisions- Was part of body of managers and directors to discuss and run various processes across the board like bug management, release management etc.- Designed and build interview panels and process to scale engineering from 30 engineers to 150 engineers.- Responsible for onboarding and tech orientation of new hires

Camarillo, California, Us

- Responsible for people management in areas of growth, performance management for a team of size 10- Mentored engineers at various levels from junior to staff.- Led various hardware software integration projects and directed and lead core software components development- Driven shift from monolithic code to microservices to unlock growth and modernize the platform- Contributed to internal processes like architecture review process- Was part of body which was responsible for doing architecture reviews- Was part of body of managers and directors to discuss and run various processes across the board like bug management, release management etc.- Responsible for onboarding and tech orientation of new hires

Camarillo, California, Us

- Implemented a way to deploy software for IoT devices.- Rearchitechted IoT systems to stabilize on field issues.- Was responsible for production support.

San Francisco, California, Us

- worked on design of rule engine to execute deployment workflows- worked on designing agent for remote execution of tasks in customer environments, included security, and task distribution- setup and managed internal build and deployment services CI/CD- wore many hats, product, qa, engineering primarily backend but frontend when needed, and design.- implemented a plug-in framework to be able to add functionality to platform.- design a script execution engine- worked on versioning system for consumer config and components

Mountain View, Ca, Us

Designed spam detection system to detect and suspend spammers from tango platform.Contributed patches to netty, nghttp2 for RFC 7413 tcp fast open.Worked on implementing http/2 for tango stack.Responsible for cross team code reviews.Participated in architecture design across teams.24/7 on-call support for messaging platform.

Mountain View, Ca, Us

Responsible for maintaining messaging and content platform. From development to oncall duty to support production.Contributed patches to spring, xmemcached, aws-java-sdk to improve performance.Wrote a lockfree implementation for properties file configuration.Implemented lockfree stats generation module.Wrote a broadcast service to broadcast push messages to all users in the system.Built an java scheduling system based on hashed wheel timers.Wrote a proxy server in netty with authentication, routing, encryption and compression.Built async store and forward push messaging system with push retries and ack based on tomcat.Designed and Built multi datacenter solution for content storage and messaging systems.24/7 on call support for messaging and content platform

Pasadena, Ca, Us

Built a tweet processing infrastructure which provides tweet processing to mobile clients using Jersey REST API framework and pubsub model using Kafka Messaging Queue. Where mobile clients calls REST API on jersey and sends information to be processed which is inturn pushed into a queue the different consumers perform different tasks on the data like aggregation, Loading to database (MySQL), Computing scores etc.Worked on tuning Geo Spacial searching using MySQL for Dealbox which primarily consisted of tuning MySQL parameters like cache size. And writing an optimized algorithm to do a geospacial search.Evaluation of Hbase,Hadoop for Social Networking Site Chime.in to figure out what technology is best suited for big data and distributed computing solution.Implementation of chime.in backend using Jersey as REST API as service, Hbase and Mysql as Datastore and Elasticsearch as search solution. REST API's which provided business logic and storage to different thin client Web and mobile.Designed and implemented UberDAO A DAO layer which provides a single DAO interface to talk to hetrogenous databases as of now works only for MySQL and Hbase Using freemarker code generation to generate Domain Objects.Designed and implemented extensions for jersey framework to provide services JSR-303 Validation,Exception Mappers to transform Exception to a JSON/XML response, Versioning of Rest API's, Documentation Generation, Response formatting, Security (OAuth), Rss 2.0 / Atom Support

Bengaluru, Karnataka, In

Worked in Nikira FMS Product Development Team prime responsibility to work on Backend Data Processor Services in C++ and Web Stack in Ruby on Rails and Javascript.Supporting Deployment Teams in respect to product configuration and ticket resolutionPOC on Hbase as a data storage solution for Nikira, Hadoop as Batch Processor for Moneta.Database and query optimization for Concillia Billing System for Oracle.Development of Common Application Platform using Core Java,Hibernate.

Bengaluru, Karnataka, In

Worked in Nikira FMS Product Development Team, prime responsibilities was to work on Backend Data Processor Services in C++ and Web Stack in Ruby on Rails and Javascript.Worked for Nikira Support Team at Dev Support Level to solve technical queries/tickets for Account Managers

Bengaluru, Karnataka, In

Worked on Azure FMS Product Team prime responsibilities was to work on Backend Data Processor Services and Web Stack all in perl and cgi.Worked on integration of i2 Analyst Notebook software into Nikira Fraud Management System ver. 6.0 Final Release using ActiveX,MFC and Ruby on Rails stack.