SUMMARY

• 20+ years of enterprise - level application programming, architecture and management experience with deep knowledge in Big Data Technology Stack covering Data Science, Data Engineering, Machine Learning & Cloud Computing Technologies
• Accomplished patented work with data analytics, natural language processing, streaming data platform along with NoSQL schema design, Big Data infrastructure setup with development to build DaaS & SaaS solutions
• Worked with highly unstructured and semi-structured multilingual datasets over range of tools covering Hadoop instances, Amazon’s AWS services, RStudio, Python etc.

TECHNICAL SKILLS

Big Data tools: Hadoop, HDFS, HBase, Confluent, Kafka, Impala, Zookeeper, Hive, Pig, Sqoop, Flume, Solr, Oozie, MapReduce, RStudio, Databricks, Spark, Cloudera, Hortonworks

Databases/NoSQL: PostgreSQL, HBase, Neo4j, Cassandra, RDS, Amazon Redshift, MangoDB, Oracle

DevOps: GitHub, Jupyter Notebook, Docker, Jenkins, Amazon Web Services, CICD Pipeline, Azure, Google Cloud, Elastic Search

Languages: Python (numpy, pandas), JAVA, Scala, C#

Other tools: MATLAB, IoT, TensorFlow, Keras, ArcGIS, ArcInfo, Splunk, MarkLogic, Vagrant, Tableau, Qlik Sense, AlteryXProfession Certifications

PROFESSIONAL EXPERIENCE

Big Data Manager

Confidential

Responsibilities:

• Analyzed and optimized Confidential ’s Data Games application to remove bottlenecks from real-time transactions using Apache Kafka/Confluent providing Docker-based implementation for team and mothership servers
• Implemented Continuous Integration and Continuous Deployment (CICD) pipeline integrated with GitHub for Tech College curriculum’s project submission and its auto assessment
• Developed an NLP driven voice-based intelligent system (patent applied) to obtain real-time deep dive analysis information over an IoT systems
• Demonstrated a practice in evaluating and selecting machine learning models for building predictive analytics and analyzing dependent parameters, for proactive mitigation steps

Technologies: IoT, TensorFlow, TensorBoard, NLP, Apache Kafka/Confluent, Spark, AWS Services, CICD pipeline, PostgreSQL, Redshift, Neo4j, R, RStudio, Python, Docker, kubernetes

Senior Systems Architect

Confidential

Responsibilities:

• Developed and implemented Big Data and Cloud computing technologies stack for the company’s web services/products infrastructure needs
• Designed NoSQL schema design/row keys and developed data models for data integration including third-party cloud services and technologies for social media analytics and sentimental analysis using NLP and Soundex services
• Performed data studies, data discoveries and data preparation using varying tools including Google’s BigQuery, Scraping tools, R, HDFS, HBase, SOLR, Gnip API etc.

Technologies: HDFS, HBase, Impala, PIG, HIVE, EC2, Solr, PostgreSQL, Neo4j, Cloudera, ESRI, kml, BigQuery, Google maps, .NET, R, RStudio, Python, Hadoop, MapReduce

Project Lead/Senior Consultant

Confidential, Fairfax, VA

Responsibilities:

• Built, supported and managed Dashboard applications for CMS (Centers for Medicare and Medicaid Services) to meet their decision-making needs, successfully delivered 5+ major releases and 50+ minor releases
• Designed and developed web services for AJAX, session clean up and file security implementations; to be consumed by 80+ modules within HPMS (Health Plan Management System)
• Developed the recommendation system for the applications easier access based on the historic usage pattern
• Using TFS implemented software application lifecycle system for continuous integration, TDD (Test Driven Development), project management, version control
• Proactively involved the team and the client on how Big Data can help to evolve better solutions for HPMS applications

Technologies: DOMO CenterView, Web Services, AJAX, REST, ORACLE 10g, .NET, C#, Linux, Hadoop, PIG, HIVE, HDFS, Python, R, Tomcat, TFS

Project Lead

Confidential, Columbia, MD

Responsibilities:

• Developed and integrated EHRB (Erickson Health Record Bank) portal with the Microsoft’s HealthVault cloud services to secure the Microsoft Gold partnership for the startup Confidential (AI)
• Developed the SOAP/REST services for the sales teams’ analysis. Consumed the REST services data feed from different provider for the Ericson health campaign websites
• Led development, software & database design, setup implementation architecture along with third-party integration for range of projects

Technologies: Cloud Computing - Microsoft Azure, ASP.NET 2.0/3.5, AJAX, DotNetNuke, Visual Studio 2005, SQL Server 2005, HealthVault, HL7, SharePoint, Windows XP

Lead Systems Engineer

Confidential

Responsibilities:

• Developed an end-to-end automated system to feed data on a day-to-day basis from a UNIX-based host system to Oracle database
• Developed components and supported project including Future Business Model (FBM) intended to bring in new and improve processes for mortgage business at NCMC; Hotel Management System (HMS) at Confidential, Confidential data migration services which had myriad of client-servers and required data consolidation
• Integrated functional prototypes with mortgage enterprise and other interface-based OOD, custom user, server controls
• Supervised data management for the migration of some of the existing reporting structure to VS 2005 using SQL Server Integration Services (SSIS), SQL Server Reporting Services (SSRS), and Crystal Reports
• Development and provided support on projects for clients like Wausau Financial Systems Inc., Bank of Bahrain, and Reserve Bank of India. Worked mostly with software development and reporting tools on data warehousing projects.
• Led as an onsite coordinator for full software lifecycle implementation of the HRMS intranet and desktop applications for Bank of Bahrain covering requirement-gathering, holistic design with respect to client system integration, implementation, data migration, testing, and onsite support.
• Wrote requirements in UML, created Use Cases, Sequence, Object Model, Component UML diagrams in Rational Rose. Validated OOA model against use cases, developed new use cases, elaborated analysis model using specification-actual design pattern in Rational Rose/UML
• Developed and supported Crystal Reports (ad hoc and standard report sets); Cross-tab, Conditional, Drill-down, OLAP type
• Established defect closures and causal analysis process to determine the defect root cause, effort required to implement process improvements and the expected impact on software quality as part of CMMI capability maturity model
• Created/implemented performance testing using Mercury Interactive’s LoadRunner and WinRunner, writing scripts and monitoring resources to identify performance; overall, maintained the regression suite/repository for the project
• Involved in requirements gathering, restructuring of implementation strategy, designing data base schema, creating catalogs (Access and Oracle database), generating queries, and developing cube architecture for drill down reports and developing/modifying COGNOS reports.

Technologies: Java, C#, VB.NET, ASP/ASP.NET/HTML, Jscript, VB Script, Crystal Report, Rational Suite, SQL Server 2000, Oracle 9i, Load/Win Runner, IIS, Informix, Crystal Report8.0/9.0, PowerBuilder, Business Object, COGNOS - Impromptu, Power Play, MOVEit products, Empower.NET, Infragistic’s controls, Perl, Shell Scripting, Windows 2003, SSIS, SSRS, UNIX, FxCop 1.312, NUnit 2.2, NDoc 1.3.1