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Lead Developer / Big Data Lead Resume

San Jose, CA

PROFESSIONAL SUMMARY:

  • Big data Hadoop solution architect and lead developer who can lead teams to provide a scalable and reliable solution to a complex business problem demonstrating excellent communication skills along with a high degree of work ethics and values.
  • 8 + years of Software industry experience as a Solution architect and Lead developer in cutting edge technologies.
  • Proficient in Big data Hadoop, Hive, Reltio, Qubole, Informatica and Spark.
  • Working experience in SQL/PLSQL, handled end to end IMS One Projects.
  • Trained multiple teams on IMS health caredata sets like WXDM(Xponent Plan Track Metrics), XPD(Prescriber Dynamics), DDD(Drug Distribution Data), HCRS, MI (Mobile Intelligence), MDM(Mater data Management), Copay/8X data.
  • Working experience of QA, PVCS, Cybernation, WebLogic Server, and fusion middleware.
  • Hands on experience in Big data Hadoop, hive, Map Reduce, Scala, spark, Informatica, Reltio. Working knowledge of Reltio, JSON, and POSTMAN.
  • Strong experience in OBIEE 11g, OBIEE 10g, BI Publisher (excel template). Involved as all - round player in different projects as design and development of repository, dashboards and analysis also implemented Security and Language pack.
  • Expertise in Data warehousing and Dimensional Modeling.
  • Single handedly implemented the CRM, ESTBI, ICAAP solution Media pack with OFSAAI 8.0 and Language pack OFSAAI 8.0.
  • Delivered a system that provided checks and balances of the data to ensure data quality and security.
  • Delivered solutions to business partners and other stakeholders that allowed for data analytics that delivered timely and accurate data to support decision-making.

TECHNICAL SKILLS:

Skill Set: Hadoop2.8,Hive,Reltio,SQL/PLSQL,Informatica, OBIEE 11g, BI Publisher, OFSAA 8.0, JSON, UNIX scripting

Platform: Windows, Linux, Cloud environment

PROFESSIONAL EXPERIENCE:

Confidential, San Jose, CA

Lead Developer / Big Data Lead

RESPONSIBILITIES:

  • Engaged in Designing and configure the hive table structure of IMS One Product.
  • Designed and orchestrated the business rules to be implemented across the data sets.
  • Performed requirement gathering with business groups and transform into Business Requirement Document (BRDs).
  • Developed high-level and detail-level specification document for the requirements.
  • Designed data model and data integration specification.
  • Developed database objects like Tables, Views, Indexes, Synonyms, Sequences and procedures.
  • Created Informatica workflows to Extract, transform and load the batch data received from host system with detailed logging and exception.
  • Extracted the data from the flat files and other RDBMS databases into staging area and populated onto Data warehouse.
  • Experienced in performance tuning of Spark Applications for setting right Batch Interval time, correct level of Parallelism and memory tuning .
  • Performed advanced procedures like text analytics and processing, using the in-memory computing capabilities of Spark.
  • Seasoned big data professional with skill in implementing and improving big data ecosystems using Hadoop, Spark, Microsoft Azure, Amazon AWS, Cloudera, Hortonworks, MapR, Anaconda, Jupyter Notebooks, and Elastic. Proficient in ETL and data pipeline methods and tools.
  • Importing and exporting data into HDFS and Hive using Sqoop. We have developed Sqoop job with incremental load to populate Hive External tables for delta data.
  • Analyzed the existing systems and the business user requirements for tactical and strategic needs.
  • Interacted with the stake holders on regular basis to consolidate and analyze the requirements and present them the design results.
  • Provided technical design overviews for the DW setup, and participated in technical reviews for IT related implementations.
  • Implemented Reltio tenant for different clients and applying the security rules in JSON and POSTMAN.
  • Working experience with QA testing of data flow through Informatica, Reltio, hive and generate the files in S3 bucket.
  • Preparing and uploading the Technical design document, release document, mapping document etc. KIBANA is used to monitor the load and performance of the jobs and for any errors, logs etc.

Confidential, San Jose, CA

Lead Developer

RESPONSIBILITIES:

  • Worked with SCD Type 1, 2 and 3 dimensions, fact tables, star schema design, Operational Data Store (ODS) and other data warehouse concepts.
  • Translated business requirements into design and technical specifications for implementation.
  • Created the Multi-Dimensional data model (STAR Schema) and enhanced it to meet the growing requirements due to various corporate groups accessing the data.
  • Collaborated with business analysts and offshore developers toward the implementation of changes, and worked with Quality Assurance (QA), and change management teams for IT releases to the data warehouse.
  • Scheduled meetings, conference rooms, appointments
  • Trained employees on software applications
  • Designed training programs/authored training procedures and user guides
  • Managed projects/facilitated distance learning with Web meeting tools
  • Translated employee needs into technical requirements for software applications
  • Tested, documented, released new software.
  • Engaged in data analysis, technical design, documenting, coding, unit testing, deployment and maintenance of various data load modules.
  • Interacted with the stake holders on regular basis to consolidate and analyze the requirements and present them the design results.
  • Streamlined the operational processes to be more efficient and cost effective (i.e. reduced the costs of tape backups by 80%).
  • Regularly advised and consulted with other teams for data discrepancies/ issues in order to deliver the data efficiently on time.
  • Recommended process improvement for internal design methodology to facilitate Rapid Development. Introduced design standards for ETL processes to enhance audit and support capability.
  • Trained cross functional teams like operation, QA, Dev team on IMS One projects on business flow, architecture, client data and IMS healthcare datasets.
  • Involved in basic UNIX scripting, Cybermation, PVCS for IMS One project.
  • Preparing and uploading the Technical design document, release document, mapping document etc. LEO OBIEE CR: Singly handled the project enhancements from collecting the requirement, designing, development and moving till production.

Confidential

Application Developer

RESPONSIBILITIES:

  • Lead the team for successful implementation of the project. Designed the solution specific landing pages of OFSAAI 8.0. Involved in preparation and execution of the build.
  • Implemented ESTBI, CRM, and ICAAP media pack installer with OFSAAI 8.0. Implemented the language pack on OFSAAI 8.0.
  • Implementing Regulatory Reports using BI Publisher Excel format. Involved in Dimensional modeling.
  • Multilingual implementation.
  • Configuring repository, dashboards and analytics using OBIEE 11g. Implementation of object, data level security.
  • Involved in preparing the Installer with OFSAA 8.0. Integrating EST BI, CRM, and Solvency with Gold copy.

Confidential

Application Developer

RESPONSIBILITIES:

  • Configure OBIEE Server Metadata.
  • Configure OBIEE Reports and dashboards. Security Implementation.
  • Development of Custom reports for Finance and Supply chain and order management. Design and development of repository to meet business functionality.
  • Enabled Write back functionality feature of OBIEE.
  • Migration of repository and reports from DEV to TEST to PRODUCTION Environment. Assigning responsibilities to users in EBS applications.
  • Preparing and uploading the documents for project CR’s and follow up till closure.
  • Repository deployment on daily basis in Development and Test Environment using Kintana Packages.
  • Update status of Prod issues and resolution steps taken on weekly basis during the TLRM calls with the client. Interacted with the client to understand their requirements and to get UAT sign off for the issues resolved in
  • Production and follow up till closure.

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