Engineering Leader (Big Data, ML) @ Verizon Smart City
Startup Advisor and ML Mentor @ Spotle.ai
Principal Bigdata ML Engineer @ Enlighted Inc (IIOT, RTLS)
Institute of Engineering and Management (http://www.iemcal.com/)
Active participant in the design and development of the successful, scalable, well-appreciated, high-impact in-house/ world-wide released products like Walmart Labs Pipeline Automation Tools, Data Analytics Apps, Dell Kitenga Predictive Analytics and Big Data Search Tool, Dell Cloud Business Analytics SaaS, eBay Platform Diagnostics Tool, Tibco ActiveMatrix SOA Studio, Tibco Rules Engine Designer, JackBe Presto Mashup Studio, Stagirus
Active participant in the design and development of the successful, scalable, well-appreciated, high-impact in-house/ world-wide released products like Walmart Labs Pipeline Automation Tools, Data Analytics Apps, Dell Kitenga Predictive Analytics and Big Data Search Tool, Dell Cloud Business Analytics SaaS, eBay Platform Diagnostics Tool, Tibco ActiveMatrix SOA Studio, Tibco Rules Engine Designer, JackBe Presto Mashup Studio, Stagirus S2 Asset Manager, Progress OpenEdge Architect, Oracle iSetup ALM tool, JnJ Centocor Clinical tools, CHOiCE eGovernance System.
Specialties: Extensive experience in designing and implementing :
-- High-Volume , Low-latency Data Analysis Tools (highly paralleled, large vol data ingestion - patent-pending data collection fwk, flume, Hadoop, Spark , HBase)
-- Data Analytics ( MySQL, MonetDB [ Columnar Stores ], Hive, Pig, Cassandra, Spark )
-- Big Data Pipelines ( Hadoop, K-Means, LDA, Collaborative Filtering , D3)
-- Data Science and Data Mining (R , Python)
-- Search Apps ( Solr, Lucene, Elastic Search , Logstash , Kibana, Dashing)
-- Building IDE (Navigator, Language/ graphical editor,Debugger, RCP, Modeler,Indexing,Searching - All Eclipse Tooling)
-- Scalable J2ee Enterprise Products (Ajax Frontend, Spring/ Struts/ OAF/ eBay middle-ware, API Design, Caching, Parsing, Searching, Scheduling, Messaging, Security, Rules)
--- Real-time Responsive Web Apps (node.js, socket.io,dojo, redis,mongo )
-- Proactive detection of bottlenecks and aggressive improvement of performance.
-- Mentoring,Tech Evangelism.
Blog : http://phisymmetry.wordpress.com/
Twitter : https://twitter.com/phi_symmetry
Senior Software Engineer (Cloud Platform) @ Building NexGen Cloud Platform Automation Tools, Data Analytics Service , Real-time Notification Apps using Elastic Search, Cassandra, Spring-Java, Mongo, Couchbase, Hapi, Angular, Node.js , Kibana, Python
Conceptualized, Productized, Evangelizing - Pipeline Enabler Automation Tool , Real-time Policy Enforcer, Knowledge-based Analyze-Notify-Monitor-Feedback System (Actionable Analytics) From April 2014 to Present (1 year 7 months) SunnyvalePrincipal Engineer (Dell Software Innovation Lab - Data Analytics) @ Data Analytics with Pending Patents on :
> CLOUD-BASED STREAMING DATA RECEIVER AND PERSISTER WITH CONTEXT INJECTION PROTOCOL
> DATA CONSISTENCY AND ROLLBACK FOR CLOUD ANALYTICS WITH REPLAYABLE AUTO-RESTARTABLE TIME MACHINE
Predictive Analytics and Big Data Search Tool (http://software.dell.com/video/introduction-to-kitenga-analytics-suite-20872744/)
Setup Hadoop Clusters on RAC and VMs.
Design and develop Bigdata Pipelines using Pig,Hive, Python
Design and develop data-mining usecases with social and internal crawlers for named entity categorization.
Create modular workflows for clustering top terms using Mahout (user-friendly visual pipeline) and search categories using Solr.
Build framework to integrate user-defined MR programs into Analytics Tool so that MR bundles can be used in creating Bigdata pipeline.
SaaS Analytics -- 'Dell Cloud Business Applications'
Whatever it takes to build a Multi-Tenant Secure Cloud-based SaaS Analytics Product !
Designed and developed patent-pending Contextual streaming data integration, re-playable recoverable restartable data flow, predefined/ad-hoc ETL, arbitrary data exploration and fast ad hoc analytic !
Extensive performance optimization by thread and heap analysis and hadoop tuning.
Involved in creating a start up environment from scratch (LAMJ Stack, Marketing Site , Traffic Monitor, Log Analysis, Load Balance, App Integration, Data Warehousing)
Large scale data ingestion with massive performance improvement in various layers (Integration threads, Server threads, DB, Linux I/O)
Metadata management using MongoDB.
Iterative enhancements for ad-hoc big data analytics RDBMS to ColumnFamily (HBase) and finally In-memory columnar analysis using Spark. From May 2011 to April 2014 (3 years) Santa ClaraSr. Software Consultant (Kernel, Analytics) @ Built proactive Error-Detection, Auto-Recovery, Diagnostics and API Performance Dashboard Tool (Kernel Layer) from ground-up to speed up API Development, Build and Deployment.
Integrated Ebay Development Environment with MicroStrategy Analytics platform. From May 2010 to April 2011 (1 year) Architect (ActiveMatrix SOA Studio - Tibco) @ TIBCO SOA Studio - http://media.tibco.com/flash/soa/tibco_soa_preso.html
This is a Ground-breaking Tool that simplifies Enterprise Software Integration just by abstracting out all intricate system implementation though wiring services and any enterprise components (java/ruby/.net apps, bpm, rules, mediation etc.).
A concrete implementation of Service Component Architecture (SCA) which finally ushers in a new era of system integration by blending SOA and ESB. From June 2009 to June 2010 (1 year 1 month) Architect (Enterprise Mashup - JackBe) @ Played instrumental role in creating the mashup language editor and mashup service explorer with significant improvement in performance.
JackBe Mashup Studio : http://www.jackbe.com/products/studio.php
JackBe is leader in building Enterprise Mashup. From March 2008 to May 2009 (1 year 3 months) Principal Engineer (Tibco BPM, Stagirus Asset Tracker) @ Conceptualized, designed and developed Business Object Modeler tool for Tibco Rulels Engine and succefully integrated with Tibco BPM.
BOM : http://media.tibco.com/video/tibco_010510/bom/index.html
Rapid-fire solution (Gwt-Cxf-Jms-Spring) for a startup Stagirus : (http://www.stagirus.com/what_s2/s2_overview.html).
This involved implementing Automation Tool for Field Technicians in HealthCare, Oil-Gas and other Critical sectors in order to manage hazardous jobs through Rich UI in handheld devices. From 2007 to 2009 (2 years) Senior Software Engineer (Progress OpenEdge, Tibco CEP) @ Co-designed and Co-developed Progress 4GL Language Editor and OpenEdge SQL Authoring Tool.
OpenEdge Tool : http://www.progress.com/progress_software/products/develop/docs/openedge_architect_101c.pdf
Co-designed and Co-developed the advanced language editor, uml modeler, state machine diagram tools for Tibco Complex Events Processing Engine.
MDD Tool : http://musings-on-technology.blogspot.com/2008/06/graphical-model-transformation.html
Presented talks at Eclipse-JAX seminar on advanced cross-platform diagram persistence for heterogeneous model. From March 2005 to December 2007 (2 years 10 months) Software Engineer @ Complete ownership of design and development of Selection Set Builder.
iSetup - http://www.oracle.com/technetwork/testcontent/s281655-roopesh-nair-128545.pdf From March 2004 to February 2005 (1 year) Software Engineer (Project - JnJ Centocore) @ Complete ownership of the Clinical Trials Tool for Johnson-n-Johnson RnD Unit Centocor.
Rapid fire implementation of various modules (1) Clinical Supplies Forecasting, (2) Drugs Inventory, (3) Security (Puma), (4) Centocor Portal. From May 2003 to March 2004 (11 months) Software Engineer @ Comprehensive design and development of 'Transport Module' and 'State Revenue Module' of EGovernance System for State Government.
CHOiCE : http://www.choice.gov.in From June 2001 to April 2003 (1 year 11 months)
Master’s Degree, Computer Science @ Georgia Institute of Technology From 2015 to 2016 B.Tech, Computer Science @ Institute of Engineering and Management (http://www.iemcal.com/) From 1997 to 2001 H.S., Physics @ Salt Lake AD School From 1990 to 1997