Sriranjini Sridhar
West Linn,OR
Summary
Experienced Data Engineer with 12+ years of professional experience, including 6+ years in data engineering with expertise in data architecture, pipeline development, and big data technologies. Proven track record in optimizing data workflows, enhancing system efficiency, and driving business intelligence initiatives. Strong collaborator, adaptable to evolving project demands, with focus on delivering impactful results through teamwork and innovation. Skilled in SQL, Python, Spark, and cloud platforms, with strategic approach to data management and problem-solving.
Overview
22
22
years of professional experience
1
1
Certification
Work History
Senior Data Engineer
Manpower Talent Group (Nike)
06.2023 - Current
- Received Nike "HighFives" from business/consumer for exemplifying the maxim “Winning as a Team” by resolving long-standing issues in a facility data product. The project involved over 15 complex tasks and multiple data sources (Snowflake, Smartsheet, SFTP), with outputs to Snowflake and AWS S3. These issues had remained unresolved for over two months and were blocking critical business pipelines.
- Recognized for delivering high-impact initiatives that aligned with business priorities and stakeholder needs, contributing meaningfully to Nike’s core values and team success.
- Pioneered the implementation of ELT logic for finance and non-finance teams, enabling the hourly transfer of over 20 million records from SAP HANA to AWS S3 in under 30 minutes, even during peak month-end volumes.
- Led performance optimization of Delta format (Parquet) write processes to S3, achieving an 80% improvement in efficiency and throughput.
- Built and deployed alerting mechanisms using APIs to detect failures and monitor duration thresholds, resulting in a 50% reduction in job failure rates.
- Implemented Brickflow to orchestrate complex Databricks pipelines and integrated CI/CD using Jenkins, streamlining deployments and improving automation across environments.
- Developed and optimized over 50 workflows, including cluster management and CI/CD pipelines using GitHub and Jenkins, ensuring reliable and scalable operations.
- Mentored 10+ team members on ETL development, GitHub code management, workflow scheduling via Databricks and Brickflow, and Jenkins-based deployment, significantly boosting team productivity and confidence.
- Provided round-the-clock support during go-live, proactively communicating delays and resolving failures to ensure smooth delivery.
- Collaborated cross-functionally with data scientists, analysts, and business stakeholders to gather requirements, apply transformation logic, extend log retention to over 300 days, enable change data feed, and deliver reconciliation stats to ensure complete and accurate data egress.
Computer Science Facilitator
Sri Kumaran Children's Home
05.2019 - 04.2022
- Effectively deployed innovative and engaging teaching strategies for the online sessions during the pandemic, including self-created content to teach Python programming.
- Exhibited good project management skills, guiding Class-11 students through Python and SQL data analytical projects, starting from concept to completion, enabling them to set realistic objectives and make corrections through the projects.
Technology Consultant
National Entrepreneurship Network (NEN)
11.2012 - 12.2014
- Led the development of InCapMe, a web-based database system built over one year to generate impact reports for NEN. The platform tracked job creation, entrepreneurship revenue growth, and process efficiency across 425 active institutes and 1,200 trained faculty members. Created pivot charts and dashboards in Excel to present insights to senior leadership.
- Collaborated closely with the CTO’s office to gather business requirements and design optimized star and snowflake schema data models, which formed the foundation of the institute capacity measurement system. Coordinated with development teams from initial launch through deployment.
- Analyzed nationwide entrepreneurship enrollment and training data across colleges in India and presented annual outcomes to NEN’s senior management. These insights directly supported strategic decision-making and helped shape future business initiatives.
Technical Lead
Keane International Inc (now NTT Data)
06.2008 - 09.2010
- Led quality assurance efforts for ETL and data implementation projects at Honeywell Aerospace, overseeing the process from initial launch through successful completion.
- Applied the Pareto 80/20 principle for defect analysis and drove improvements through SQL trace tools, runtime analysis, and code optimization techniques, resulting in enhanced performance and reduced defect rates.
- Collaborated across teams, supporting ongoing business activities and coordinating with offshore development teams to ensure timely delivery within defined project timelines.
Assistant Systems Engineer
Tata Consultancy Services
09.2005 - 09.2006
- Collaborated with SAP AG, reduced downtime by proactively monitoring and addressing potential system issues and enhancements.
Software Engineer
Keane International Inc (now NTT Data)
05.2004 - 08.2005
- Member of Honeywell Aerospace RICE-F ERP implementation; Hands-on experience with modules like MM, SD and FI/CO in the use of ABAP to enhance, extract the data from and customize these modules.
Graduate Engineer Trainee
TVS Motor Company
07.2003 - 05.2004
- Developed ABAP/4 Programs with focus on order management, supply chain and manufacturing modules.
Education
Bachelor of Engineering - Computer Science - Distinction
Adhiyamaan College of Engineering, Periyar University
India04.2003
Skills
- Programming & Scripting: Python, Advanced SQL, PySpark, SAP ABAP/4; Pandas, NumPy, Matplotlib, Seaborn
- Data Engineering & Big Data: Databricks Ecosystem: PySpark, Apache Spark, Delta Lake, Brickflow; ETL/ELT pipeline development, real-time and batch processing; Data integration from SAP HANA, SFTP, Salesforce, Smartsheet, Overhaul
- Data Modeling & Warehousing: Dimensional modeling; Star/Snowflake schema, OLAP, ER modeling, Data Marts; Snowflake, Databricks, SAP HANA, MySQL, Cassandra
- Workflow Orchestration & Automation: Apache Airflow, Autosys, Jenkins, GitHub Actions; Automated/Brickflow job scheduling, monitoring, and alerting
- Cloud & DevOps: AWS (S3, EC2, Lambda), Docker, Git, Jenkins; Cost optimization, infrastructure automation, and deployment pipelines
- Data Quality, Governance & Observability: Data wrangling, normalization, missing value handling, transformation; Unity Catalog, data lineage, PII compliance, Role based access, API-based alerting
- Analytics & Visualization: Tableau, Power BI, Advanced Excel; Exploratory Data Analysis (EDA), data storytelling, descriptive & inferential statistics
- Soft Skills: Cross-functional collaboration, stakeholder communication, mentoring; Problem-solving, adaptability, and rapid learning of new technologies
Certification
- Data Analytics Career Track – Springboard, USA Dec 2022 – May 2023
- Generated executive-level reports for a startup food delivery company using SQL, uncovering key business insights such as profit margins, weekly revenue per customer, user engagement, and behavioral patterns through histograms and percentile analysis.
- Cleaned and preprocessed large datasets using Python and Pandas, ensuring data consistency and reliability by handling missing values, removing duplicates, and correcting data types.
- Applied data transformation techniques to normalize and standardize datasets, improving the accuracy and performance of downstream predictive models.
- Delivered visualization projects using SQL, Python, Excel, and Tableau to communicate insights effectively. (Link to Tableau)
- Completed multiple mini-projects and certifications as part of the Springboard Data Analytics Career Track, covering topics such as exploratory data analysis, business storytelling, and dashboard design.
Timeline
Senior Data Engineer
Manpower Talent Group (Nike)
06.2023 - Current
Computer Science Facilitator
Sri Kumaran Children's Home
05.2019 - 04.2022
Technology Consultant
National Entrepreneurship Network (NEN)
11.2012 - 12.2014
Technical Lead
Keane International Inc (now NTT Data)
06.2008 - 09.2010
Assistant Systems Engineer
Tata Consultancy Services
09.2005 - 09.2006
Software Engineer
Keane International Inc (now NTT Data)
05.2004 - 08.2005
Graduate Engineer Trainee
TVS Motor Company
07.2003 - 05.2004
Bachelor of Engineering - Computer Science - Distinction
Adhiyamaan College of Engineering, Periyar University
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