Summary
Overview
Work History
Education
Skills
Certification
Languages
Websites
Timeline
Generic
Hemalatha Juluri

Hemalatha Juluri

Hyderabad

Summary

  • A goal-oriented professional with nearly 15 years of experience in Business Analytics and Data Engineering, with a proven capability to deliver valuable insights through data analytics and advanced data-driven methods across various domains.
  • Possess excellent experience in project planning, estimation, defining, and delivering comprehensive strategies for Data-Driven Transformation and Data Technology & Analytics Rationalization.
  • Steering Analytics Practice and deciding the best-fit data model options for different sourcing scenarios; proven capabilities in architecting and developing horizontally scalable data warehouses based on traditional and modern design technologies.
  • Currently working with Providence Global Center Services as a Principal Data Engineer; expertise in providing insights into obtaining, describing, visualizing, and using data for making the right business decisions through quantitative research, advanced data sourcing, and data profiling for Analytics Solutions and Adoption.
  • Provided insightful knowledge of Business Process Analysis (As-Is, To-Be); designed and developed multiple Development Accelerators, and Reusable Tools.
  • Skilled in Big Data Analysis with extensive knowledge of Azure services – ADF, ADO, ADLS, BLOB, FUNCTIONS, Hadoop, Spark, Hive, Talend, Teradata, Oracle, Informatica, and Shell Scripting; established scalable, efficient, automated processes for model, framework, tool, system development, and validation, implementation, and large-scale data analysis.
  • Sketched the Advance Analytics & Data Analysis strategic plans, technology roadmap and team management for cutting edge technology competitiveness; delivered a large number of complex and advance analytical projects by leading a team of over 10 Software Developers, QA, Support Engineers for end-to-end Software Development Lifecycle

Overview

19
19
years of professional experience
1
1
Certification

Work History

Principal Data Engineer

Providence Global Center
Hyderabad
01.2024 - Current
  • Led a team of five data engineers, managing complete project delivery and mentoring to enforce Azure best practices.
  • Designed a reusable data engineering framework, reducing development effort by 70% and testing effort by 80% through automation.
  • Ensured solutions complied with data governance, security policies, and regulatory requirements.
  • Implemented robust data quality checks, enhancing accuracy and reliability of reporting data.
  • Successfully managed project planning and resource allocation to meet milestones without scope creep.
  • Developed end-to-end data pipelines using Azure Data Factory (ADF) for seamless data integration into Azure Data Lake Storage (ADLS) and Managed SQL Database.
  • Built and optimized Power BI dashboards integrating data for real-time analytics and executive-level KPIs.
  • Created row-level security (RLS) and data refresh schedules in Power BI for secure, timely insights.
  • Utilized Azure Functions for serverless tasks like data cleansing and metadata logging.

Lead Data Engineer

WELLS FARGO EGS PRIVATE LIMITED
Hyderabad
01.2020 - 01.2024
  • Led migration of ETL workloads to Hadoop, improving scalability and reducing processing time by 60% and infrastructure costs by 40%.
  • Designed a reusable Hadoop framework, cutting development effort by 65% and testing effort by 75%.
  • Ensured 100% accuracy of migrated datasets with Spark and Hive data validation frameworks.
  • Optimized Hive marts for BI integration, reducing query times by up to 50%.
  • Achieved 99.9% on-time completion of Hadoop jobs through automation.
  • Developed efficient data pipelines for HDFS using Sqoop and Spark scripts.
  • Enhanced ETL logic with Spark applications for distributed processing.
  • Created Hive tables for analytical queries with HiveQL and Spark SQL.
  • Supported dimensional modeling and SCDs in data mart framework.
  • Standardized data formats for optimal storage and query performance.
  • Managed Agile deliverables in Jira; documented data lineage and transformation rules.

ETL Lead Engineer

Persistent Systems
Fremont, CA
08.2014 - 03.2020
  • Enhanced Informatica ETL solutions, increasing data processing efficiency by 40% and reducing load failures by 90% through optimized frameworks.
  • Led requirement analysis across key domains, ensuring alignment with EDW standards and comprehensive business coverage.
  • Developed a Java-integrated framework for faster File-to-Table processing, reducing manual intervention and speeding up turnaround by 60%.
  • Automated job scheduling with Autosys and shell scripting, significantly cutting manual effort and boosting operational reliability.
  • Streamlined ETL development with reusable components, cutting build effort by 50%.
  • Analyzed customer requirements to identify system gaps and propose ETL enhancements.
  • Conducted requirement-gathering sessions to categorize needs for efficient ETL development.
  • Created Informatica mappings and workflows for effective data loading into the EDW.
  • Prepared documentation to support testing and handover, detailing process flows and logic.
  • Collaborated with QA teams to ensure accurate data loads and successful testing.
  • Participated in meetings to refine data integration solutions based on feedback.

Application Developer

IBM India Pvt.Ltd.
Hyderabad
01.2007 - 01.2010
  • Migrated and integrated data from legacy systems (VSAM, flat files, DB2, Oracle) into a central Oracle database, improving data availability and reporting efficiency by 45%.
  • Designed and implemented optimized ETL mappings using complex transformations (Source Qualifier, Expression, Lookup, Router, Update Strategy), reducing job runtime by 30%.
  • Led code reviews and technical sessions, ensuring adherence to high coding standards, and knowledge sharing across the team.
  • Streamlined change request handling and release processes, reducing delivery turnaround time by 25%.
  • Designed, developed, and optimized ETL mappings, sessions, and workflows in Informatica using transformations like Source Qualifier, Expression, Lookup (connected and unconnected), Router, and Update Strategy.
  • Used Informatica Designer, Workflow Manager, and Workflow Monitor for ETL development, execution, and monitoring.
  • Analyzed and resolved data issues related to ETL processes, ensuring data accuracy and completeness.
  • Scheduled and monitored sessions to meet business SLA requirements.
  • Participated in all SDLC phases: Design, Coding, Testing, and Production Deployment, with full technical documentation.
  • Created and maintained stored procedures, and optimized SQL queries for better performance.
  • Updated technical specifications as per evolving business requirements.
  • Performed DBA tasks in DB2, including creating storage groups, databases, table spaces, tables, views, and indexes.
  • Prepared Unit Test Cases (UTC) and executed functional testing.
  • Worked on change requests raised by users, ensuring timely delivery.
  • Estimated task effort and timelines accurately for better project planning.
  • Led root cause analysis on incidents and recommended corrective actions to prevent recurrence.

Education

B.Tech/B.E. - Computers

V.R.Siddhartha Engineering College
12.2024

Skills

  • Hadoop
  • Cloudera
  • HDFS
  • Hive
  • Sqoop
  • NiFi
  • PySpark
  • Scala
  • Python
  • Azure
  • Databricks
  • ADF
  • ADLS
  • SQL DB
  • Unity Catalog
  • ETL
  • ELT
  • Informatica
  • Talend
  • SSIS
  • Snowflake
  • Data modeling
  • Performance tuning
  • Data governance
  • CI/CD automation
  • Azure DevOps
  • Git
  • Data quality
  • Power BI
  • Row-level security
  • Data refresh schedules
  • Azure Functions
  • AWS
  • SQL
  • Oracle
  • SQL Server
  • Azure Data Factory
  • Azure Data Lake
  • Azure Blob Storage
  • SQL Azure Database
  • ERwin
  • DB2
  • PLI IMS-DB/DC CICS JCL
  • VSAM
  • Teradata
  • Ab Initio
  • AutoSys
  • UNIX

Certification

  • AWS Solution Architect - Associate, 04/30/24
  • Certified SAFe 6 Product Owner/Product Manager, 04/30/24

Languages

  • English
  • Telugu
  • Hindi

Timeline

Principal Data Engineer

Providence Global Center
01.2024 - Current

Lead Data Engineer

WELLS FARGO EGS PRIVATE LIMITED
01.2020 - 01.2024

ETL Lead Engineer

Persistent Systems
08.2014 - 03.2020

Application Developer

IBM India Pvt.Ltd.
01.2007 - 01.2010

B.Tech/B.E. - Computers

V.R.Siddhartha Engineering College

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Hemalatha Juluri