VIJAY VEMBULURU
Melbourne,Australia
Summary
- Data and Analytics Professional with 14 years of experience in designing and implementing large-scale data platforms.
- Expert in Azure Data Engineering with a proven track record on extensive transformation programs for Telstra, AMP, Credit Suisse, and Matchbook, utilizing advanced data modelling techniques.
- Skilled in Analyzing Business Requirements and creating comprehensive technical specifications, including logical and physical data models. Adept at collaborating with cross-functional teams to ensure data accuracy and integrity.
- Experience Across Telecom, BFSI, and Betting Sectors, implementing innovative designs, technologies, and solutions to drive organizational efficiency and growth.
- Deep Expertise in Data Analysis, Mapping, ETL Processes, data modeling, master data management (MDM), and data reconciliation.
- Proficient in BI Technologies, including Power BI.
- Demonstrated Leadership with a proven ability to mentor and guide a team of software engineers to successfully meet Sprint goals on time.
Overview
18
18
years of professional experience
1
1
Certification
Work History
Azure Data Engineer Lead - Contract
Telstra
2023.10 - Current
- Project Description: Developed the Data Quality Reporting and Data Alignment Capability in Azure for strategic source systems.
- Enhanced System Performance by optimizing code and implementing efficient algorithms, leading to significant improvements in application speed and reliability.
- Reduced Software Development Time for critical projects by streamlining processes and applying agile methodologies, resulting in faster time-to-market and increased project efficiency.
- Collaborated with Cross-Functional Teams to design and implement effective software solutions, which led to heightened customer satisfaction and improved project outcomes.
- Spearheaded Adoption of Cloud-Based Technologies, enabling faster deployment and scalable solutions for various applications, thus enhancing overall system performance and flexibility.
- Mentored Junior Team Members on best practices and technical skills, fostering culture of continuous learning and professional growth within team.
- Conducted Thorough Code Reviews to ensure optimal functionality, stability, and maintainability of software products, thereby maintaining high standards of software quality.
- Resolved Complex Technical Issues by troubleshooting systems, analyzing root causes, and implementing effective fixes, ensuring minimal disruption and efficient problem resolution.
- Collaborated with Clients to define project specifications and scope, ensuring alignment with client needs and successful project delivery.
Azure Data Engineer - Contract
Telstra
2022.06 - 2023.10
- Project Description: Developed the Data Quality Reporting and Data Alignment Capability in Azure for strategic source systems.
- Data Ingestion and Processing: Managed data ingestion from 15 source systems into Hadoop using the Spark/Scala framework, ensuring efficient and timely processing.
- Architectural and Technical Design: Participated in architectural and technical design discussions to define system requirements and solutions.
- Cloud Migration: Led the migration of applications from native cloud environments to Azure Cloud, utilizing Azure Data Lake, Data bricks, Data Factory, and Synapse.
- Data Pipeline Development: Designed and implemented data pipelines using Azure Data Factory to support data ingestion and migration.
- Team Leadership and Collaboration: Worked closely with the development team to address ingestion and migration requirements, providing technical leadership and support for production challenges.
- Reporting and Visualization: Generated Power BI reports using Synapse datasets to deliver actionable insights and enhance data visibility
Big Data Consultant - Contract
Telstra
2019.04 - 2022.05
- Project Description: Developed Data Quality Reporting and Data Alignment Capability platform, utilizing Hadoop ecosystem to enhance data management for support and migration.
- Data Ingestion and Processing: Managed data ingestion from 15 source systems into Hadoop using Spark/Scala framework, ensuring efficient and timely processing.
- Data Transformation and Aggregation: Developed data transformation and aggregation jobs using Scala/Spark and Java, optimizing data processing workflows.
- Cloud Migration: Led migration of applications from native cloud environments to Azure Cloud, including Azure Data Lake, Databricks, Data Factory, PostgreSQL, and Azure Synapse Analytics.
- Data Pipeline Development: Designed and implemented data pipelines in Azure Data Factory to support data ingestion and migration processes.
- Team Collaboration and Leadership: Collaborated closely with development team to address ingestion and migration requirements, providing leadership and guidance on technical challenges.
Big Data Engineer - Contract
AMP
2018.01 - 2019.03
- Project Description: Developed the AMP Data Lake platform to centralize data from various applications, including Oracle and other data sources, into a unified repository.
- Data Ingestion and Storage: Loaded data from multiple sources into the raw layer of the data lake. Managed the transformation of this data using Scala based on predefined business rules.
- Data Transformation and Storage: After transformation, stored the processed data back into an S3 location, ensuring efficient data management and accessibility.
- Job Implementation: Designed and implemented new ingestion jobs using Java, Spark, and Scala, optimizing data processing workflows.
- Pipeline Design and Support: Developed and maintained data processing pipelines in AWS Cloud, supporting production jobs to ensure reliability and performance.
- Kafka Integration: Worked with Apache Kafka to develop consumers and producers, facilitating real-time data streaming and integration.
- Optimization and Framework Development: Engaged in Spark optimization and ETL framework enhancements to improve data processing efficiency and performance.
Big Data Technical Lead
Credit Suite
2015.04 - 2017.12
- Project Description: Developed the Basel 4 Securitization framework, focusing on transforming illiquid assets into securities through advanced financial engineering.
- Securitization Overview: Implemented processes related to Basel 4 securitization, which involves converting illiquid assets, such as mortgages, into asset-backed securities, including mortgage-backed securities (MBS).
- Regulatory Compliance: Addressed the Basel Committee on Banking Supervision’s revisions to the securitization framework, aiming to rectify the limitations of Basel III and enhance capital standards for securitization exposures in the banking book.
- Architectural Design: Contributed to the architecture and design of the Basel 4 securitization framework, ensuring compliance with regulatory requirements and optimizing the securitization process.
- Development: Created new Mapper and Reducer classes based on business requirements to support data processing and transformation needs.
- Client Interaction and Team Management: Gathered requirements from clients, managed team sessions with Business Analysts (BAs) and technical teams, ensuring alignment and successful project execution.
- UAT and Production Support: Handled User Acceptance Testing (UAT) and addressed production issues, ensuring system stability and user satisfaction.
- Led a team of developers to successfully deliver high-quality software projects on time and within budget constraints.
Module Lead
Widget Factory Software Pvt Ltd
2009.04 - 2015.04
- Project Description: Developed the Grocery Server, a comprehensive grocery search and shopping engine designed to index numerous US grocery sites for optimal local deals, including coupons and loyalty program offers.
- Component Development: Contributed to the development of key components using Hibernate, the Spring Framework, and RESTful web services, adhering to XSD standards for robust data handling.
- Object-Relational Mapping: Implemented Java-based object-relational mapping with Hibernate 3.2, facilitating efficient persistence and management of data.
- Deployment and Testing: Managed the UAT deployment process and conducted thorough testing to ensure system reliability and functionality
Software Engineer
Atharva Libson Software Pvt Ltd
2008.02 - 2009.03
- Project Description: Developed Matchbook, an online gambling platform that allows users to place bets on various events, facilitating real-time betting and payouts.
- Betting Process: Enabled users to place bets on their favourite runners. Bets were matched when accepted by other users, and outcomes were determined at the end of the event, with winning users receiving payouts from losing users.
- Administrative Functionality: Implemented Matchbook Admin for managing site activities, including event loading, grading, and payout processes.
- Technical Development: Utilized Servlets, JSP, Spring, and Hibernate for backend development, and built UI components using a proprietary framework based on AJAX.
- Deployment and Testing: Managed the UAT deployment process and conducted comprehensive testing of developed models to ensure system reliability and functionality.
- Ongoing Maintenance: Involved in the deployment, defect resolution, and release maintenance of the application, ensuring continuous improvement and stability.
Associate Engineer
IEG
2006.08 - 2007.07
- Project Description: Developed an innovative platform aimed at attracting top students statewide by offering world-class infrastructure and opportunities to tackle challenging problems.
- Web Development: Designed and developed web pages using JSP and HTML to create a user-friendly interface and support the platform’s functionality.
- Client-Side Validation: Implemented validation mechanisms using JavaScript to ensure data accuracy and improve user experience
Education
Bachelor of Engineering - Commuter Science Engineering
Jawaharlal Nehru Technological University - India
Hyderabad04.2006
Skills
- Azure services - Databricks, Data Factory, Azure Data warehouse, Synapse and ADLS Gen , Azure Dev Ops
- AWS services - EMR, S3, EC2, Lambda, Amazon, SQS, Data pipeline
- Spark, Scala, Apache Hadoop (MR), Hive, Zeppelin, Ambari.
- Java/ J2EE, Spring 4, Hibernate 3.0, Struts 2.0, Servlet, JSP, JDBC, EJB
- MSSQL, MY SQL and PostgreSQL
- Ant, Maven and SBT
- RESTFUL Services, SOAP web services
- HTML, XML, CSS, JSON
- Agile, Scrum, Sprint Management
- Log4j, Junit, Mockito, Jenkins
- Tortoise SVN, Bit-bucket, GIT, ControlM
- Docker, Kubernetes, Atlassian's JIRA, Confluence tools
- Eclipse, IntelliJ IDE, WinSCP, Putty, JMeter
- Solr, Redis batch, New Relic and PagerDuty
- Data Security, Performance Tuning
- Data Migration,Data Governance, Data Modeling
Certification
Certified Microsoft Azure Data Engineering Associate (DP-203)
Timeline
Azure Data Engineer Lead - Contract
Telstra
2023.10 - Current
Azure Data Engineer - Contract
Telstra
2022.06 - 2023.10
Big Data Consultant - Contract
Telstra
2019.04 - 2022.05
Big Data Engineer - Contract
AMP
2018.01 - 2019.03
Big Data Technical Lead
Credit Suite
2015.04 - 2017.12
Module Lead
Widget Factory Software Pvt Ltd
2009.04 - 2015.04
Software Engineer
Atharva Libson Software Pvt Ltd
2008.02 - 2009.03
Associate Engineer
IEG
2006.08 - 2007.07
Bachelor of Engineering - Commuter Science Engineering
Jawaharlal Nehru Technological University - India
Certified Microsoft Azure Data Engineering Associate (DP-203)
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