Senior Data & Quality Engineering Leader

RAJANI R VEMULA

**********@*****.*** 210-***-****

LinkedIn : https://www.linkedin.com/in/rajanii-v-46166422/

Visionary data and quality engineering leader with over 19 years of experience driving enterprise-scale data strategies, platform modernization, and quality initiatives across global organizations. Strategic and results-driven technology leader delivering large-scale data platforms projects. Proven success in managing and scaling cross-functional teams across Data Engineering, QA, Data Quality, BI and DevOps, aligning technology with business goals. Recognized for driving transformation in data ecosystems across industries including healthcare, gaming, Finance, HR, and consulting. Known for hands-on leadership, collaborative problem-solving, and a deep understanding of data architecture, cloud technologies (GCP, AWS,Azure,IICS), Agile/SAFe, and CI/CD automation. Experienced in building global teams and managing multi-million-dollar projects across the US, Europe, and Asia. Extensive experience in building high-performing teams from the ground up, including hiring, training, onboarding, and providing ongoing support.

PROFESSIONAL SUMMARY

Managed the full lifecycle of data warehousing projects, including resource allocation, scheduling, documentation, and delivery.

Experience in building standards and process documents, conducted multiple KT sessions, and was able to train and mentor to build high-performing teams.

Very successful at hiring and building a high-performing data engineering team, managed teams under Agile methodology, which includes sprint planning and daily standups.

Good blend of management and technical skills to identify and implement process and process improvements in teams and products.

Strong Data warehousing background and ETL, Data modeling, Data Analysis skills with hands-on experience in capturing and performing analysis and data mining.

Experience in working in onshore and offshore/Matrix models.

Profound knowledge & experience in designing, building, and implementing data warehouses, data integrations and data lake solutions.

Expertise in working closely with Subject Matter Experts and business stakeholders to identify, design, develop and document efficient and high-quality data pipelines and models.

Experience in Managing ETL tools, data analytics/engineering solutions, modern/cloud-based data warehouse platforms (AWS, Azure, GCP, etc.), and on premise/cloud database technologies.

Well versed in all stages of a product life cycle, project management, and SDLC process.

Fast Learner & good verbal, analytical, and communication skills, ability to learn new things, and highly motivated.

Proficient Data Architect with a flair for adapting quickly to dynamic business environments and adopting the pragmatic approach in improvising on solutions and resolving complex business issues.

Expertise in identifying & developing innovative and out-of-the-box analytical solutions using suitable machine learning algorithms and statistical methods to achieve actionable insights optimizing business decisions.

Expertise in BI environment migration to a new infrastructure, planning and execution.

Managing data platform teams – Dev, QA, BI and DevOps

Strong technical leadership skills with experience managing customer, Vendor and teams.

Experience in Healthcare, gaming, Finance, HR, supply chain, Technology and consulting domains.

International working experience in Europe, Asia and US

Translate long term strategy to a roadmap to successfully implement projects.

CORE LEADERSHIP COMPETENCIES

Data Platform Strategy & Architecture

Quality & Data Quality Engineering Leadership

Cross-Functional Team Building (Data, QA, DevOps, BI)

Data & Cloud Architecture (GCP, AWS)

Data Governance & Compliance (HIPAA, PHI/PII)

CI/CD Automation & QA Integration

Agile & SAFe Program Management

Cross-functional Team Leadership

ETL/ELT Development (Informatica, Airflow)

Data Warehousing & BI (Looker, SSIS)

Onshore/Offshore Team Management

Global Team Leadership (US, EU, Asia, LATAM)

Stakeholder & Client Management

Budget Management & Vendor Negotiation

TECHNICAL SKILLS

Cloud: GCP (BigQuery, DataFlow, Datafusion, IAM, Looker), AWS Redshift, AWS Glue,AWS S3 Storage, IICS (DI, Mass Ingestion), Azure, Snowflake db, Salesforce (SFDC), Netsuite ERP.

ETL & Data Integration: Airflow, Informatica, SSIS, PLSQL

Programming: C++, Visual Basic, Python, SQL, JavaScript

Data Warehousing: BigQuery, Snowflake, SQL Server, Oracle

Data Modelling: Erwin, Archi

Databases: Oracle, SQL Server, DB2, Hive, Mango DB, T-SQL & No SQL, Postgres, MySQL.

DevOps & CI/CD: Jenkins, Kubernetes

BI & Analytics: Qlikview, Looker, Power BI, Tableau, SSRS, SSAS

Source Control tools: Visual source, GitLab, Githib, Bitbucket

PROFESSIONAL EXPERIENCE

Amwell Senior Manager, Data Platform

April 2022 – Present

Lead data platform teams (Dev, QA, BI, DevOps) in designing and optimizing enterprise-wide data solutions.

I am currently working on a Data Governance project to consolidate patient data from multiple systems into a single, unified master dataset for business use.

Built robust governance processes: code review checklists, release process to ensure consistent and accurate data quality throughout the end-to-end implementation.

Led the development and implementation of a data quality framework in BigQuery/Airflow to validate data integrity and consistency across multiple data layers—including Landing, ODS, Atomic, DDS, and Data Mart—by comparing source and target tables. Results were stored in BigQuery tables and visualized in Looker dashboards for operational reporting.

Managing a team of 25+ engineers/architects to build and maintain cloud-based ETL/ELT, data integration, and analytics platforms.

Implemented automated PHI/PII validation testing, reducing QA manual efforts by 50% and improving compliance.

Implemented IBM Data vault architecture to enable scalable, flexible data warehousing ingestion and integration across multiple source systems and business domains.

Directed migration of BI platform from legacy converge env from AWS to GCP, resolving 1000+ content validation issues to achieve a smooth cutover.

Spearheaded automation of data quality and privacy testing (PHI/PII), integrating with CI/CD pipelines, reducing QA time by 50%.

Implemented Airflow (Python), Dataflow, Looker, and Informatica Cloud, streamlining ETL/ELT for operational and analytical workloads.

Contributed to the implementation of AWS infrastructure for a client, ensuring that identical artifacts and Looker code could be seamlessly deployed and used in both GCP and AWS environments.

Stepped in as Product Manager, Data Architect, and Release Manager as needed to maintain seamless delivery.

Established a global support model with on-call rotations to protect SLAs and ensure platform availability, teams located in multiple time zones.

Extensive experience in building high-performing teams from the ground up, including hiring, training, onboarding, and providing ongoing support.

Rackspace Cloud Manager, Data Engineering

Oct 2019 – Mar 2022

Led a multi-region data engineering team in migrating 74 operational data sources, 4 data warehouses, and a data lake to GCP.

Developed and optimized ETL/ELT data pipelines using BigQuery, Airflow, and Python.

Drove cross-functional collaboration across DevOps, product teams, and leadership to execute data transformation initiatives.

Established scalable data infrastructure to support enterprise analytics and reporting needs.

Built and led multiple India, Europe and USA teams during my tenure at Rackspace, within a year, the teams outperformed expectations and earned a reputation as high performing across the organization

Built enterprise-wide logging and dependency frameworks, extending platform capabilities using Python and custom Airflow operators.

Managed 4 globally distributed teams across India, Europe, LATAM, and US, aligning data architecture and delivery plans.

Partnered with PMs and architects to define features and implement scalable solutions across verticals.

Mentored scrum teams and drove agile transformation across the Global Data Office (GDO).

Played a key role in a large-scale MDM project to create a unified customer dataset by integrating data from 50+ systems using Informatica, with a focus on data lineage and profiling. This was one of the organization's most significant initiatives.

Led the design and implementation of a scalable Data Quality framework using Informatica for a large-scale project encompassing two enterprise data warehouses and an OLTP system.

Integrated data quality checks into ETL pipelines for continuous validation and monitoring,

Collaborated with data stewards and business stakeholders to define data quality dimensions and thresholds

Rackspace Cloud Team Lead - Data Integration & DevOps

Feb 2013 – Sep 2019

Designed and deployed ETL pipelines with SSIS, Informatica, and SQL Server for enterprise data integration.

Led multiple compliance and reporting projects for financial and operational analytics.

Managed migration of HR and supply chain data to cloud-based solutions, improving efficiency and accessibility.

Designed and developed ETL/ELT pipelines in Informatica, SSIS, and SQL for various industries.

Supported legacy DW system migrations and implemented data quality frameworks.

Trained and mentored offshore teams, built re-usable ETL templates, and maintained multiple SOX-compliant pipelines.

Built customer segmentation solutions for marketing automation and compliance reporting.

Contributed to the implementation of a custom, reusable template for validating data integrity across data warehouse objects by comparing record counts between source and target tables.

Integrated logic to recycle fact table data based on null values, utilizing both inline and outline frameworks to manage late-arriving dimension records.

Involved in creating a framework to validate record counts between source system tables and ODS tables to ensure data consistency.

Previous Roles

EBI Specialist III – Rackspace Cloud (2008–2013)

ETL Consultant – Infomerica Inc. (2007–2008)

DW Developer – Retronix (2005–2007)

Reporting Analyst – Paddy Power Plc (2004–2005)

EDUCATION & CERTIFICATIONS

Bachelor of Technology (Electrical & Electronics Engineering) – Jawaharlal Nehru Technological University

AI in Healthcare – From Strategies to Implementation – Harvard University

Certified SAFe 5 Agilist

Pursuing Google Cloud Leader Certification

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