Venkata Chandra Sekhar Chilkuri

Data Engineer

United States8 yrs 8 mos experience
Highly Stable

Key Highlights

  • Over 7 years of experience in data engineering.
  • Engineered audience segmentation for Fortune 500 clients.
  • Contributed to a 30% improvement in campaign effectiveness.
Stackforce AI infers this person is a Data Engineering expert in the Advertising industry.

Contact

Skills

Core Skills

Data EngineeringData ScienceOpen-source DevelopmentApplication DevelopmentMentoring

Other Skills

Nonprofit OrganizationsContent EditingPythonAmazon Web Services (AWS)AWSPython (Programming Language)Computer VisionC++Internet SoftwareSoftware DevelopmentDecision SciencesA/B TestingExploratory Data AnalysisApplication ArchitectureApplication Services

About

Sr. Data Engineer @ Apple Services Engineering. As a Data Engineer at Warner Bros. Discovery, I leveraged my expertise in data engineering and machine learning to drive business impact and improve campaign effectiveness. With over 7 years of experience in the field, I have engineered audience segmentation, improved real-time ad deployment, and enhanced ad targeting accuracy using advanced data modeling and analytics. I hold a Master's degree in Applied Data Science from Indiana University Indianapolis and a Bachelor of Technology in Engineering from National Institute of Technology Calicut.

Experience

8 yrs 8 mos
Total Experience
1 yr 3 mos
Average Tenure
1 yr
Current Experience

Apple

Sr. Data Engineer

Jun 2025Present · 1 yr · United States

  • At Apple, I play a pivotal role in the App Store Analytics engineering team, focusing on innovative analytics solutions that prioritize user privacy and data protection. My work involves close collaboration with cross-functional teams to enhance the overall experience for both users and developers, ensuring that our solutions align with Apple’s values.

Data engineer things

Editor

Apr 2025Present · 1 yr 2 mos · Remote

  • Reviewing and editing articles as a Subject Matter Expert (SME), ensuring high-quality content standards.
  • Conducting local events to foster community engagement among data engineering and data science professionals.
  • Managing the official LinkedIn page, posting weekly picks to enhance visibility and attract a broader audience.
Nonprofit OrganizationsContent Editing

Warner bros. discovery

Software Engineer II - Data

Apr 2022Jun 2025 · 3 yrs 2 mos · Dallas-Fort Worth Metroplex · Hybrid

  • As part of the data engineering team, I led the design, optimization, and deployment of large-scale data platforms supporting data-driven advertising solutions for Fortune 500 clients.
  • Engineered over 2,000 audience segments using demographic, geographic, and behavioral data, processing 12+TB weekly.
  • Contributed to a 30% improvement in campaign effectiveness through advanced data modeling and analytics.
  • Designed a dynamic load-balancing framework, reducing latency by 40% for real-time ad deployment across major networks.
PythonData EngineeringAmazon Web Services (AWS)

Warnermedia

Software Engineer - Data

Dec 2021Apr 2022 · 4 mos · Dallas-Fort Worth Metroplex

  • As part of the data engineering team, I led the design, optimization, and deployment of large-scale data platforms supporting data-driven advertising solutions for Fortune 500 clients.
  • Engineered over 2,000 audience segments using demographic, geographic, and behavioral data, processing 12+TB weekly.
  • Contributed to a 30% improvement in campaign effectiveness through advanced data modeling and analytics.
  • Designed a dynamic load-balancing framework, reducing latency by 40% for real-time ad deployment across major networks.

Xandr

2 roles

Big Data Software Engineer

Promoted

Oct 2019Dec 2021 · 2 yrs 2 mos

  • Xandr, the advertising arm of AT&T, leverages extensive consumer data from platforms like DIRECTV and mobile services to deliver hyper-targeted, relevant advertising at scale. As part of the data engineering team, I played a pivotal role in powering machine learning-driven segmentation, campaign optimization, and data quality across petabyte-scale pipelines.
  • As a Big Data Software Engineer at Xandr, I enhanced ad campaign performance by 30%, contributing approximately $95.9 Mil in revenue.
  • Developed a multi-threaded ETL pipeline using Spark and Airflow, increasing processing efficiency by 35% for over 25TB of weekly data.
  • Designed real-time data pipelines with AWS Lambda and Snowflake, reducing latency by 40% for instant ad deployment.

Data Engineer

Dec 2018Oct 2019 · 10 mos

Capital one

Data Engineer

Jun 2018Dec 2018 · 6 mos · Dallas/Fort Worth Area

  • Led the migration of legacy data infrastructure from on-premise Teradata to Snowflake on AWS, modernizing analytics capabilities and reducing system downtime. Partnered closely with analysts, DevOps, and support teams to deliver scalable, cost-effective, and reliable data solutions.
  • Transitioned from Teradata to Snowflake, achieving a 33% reduction in storage costs.
  • Ensured 100% data accuracy during the migration of 20+ databases and 50+ tables.
  • Developed automated validation protocols to streamline the data transition process.

Indiana university–purdue university indianapolis

Graduate Teaching Assistant

Aug 2017Dec 2017 · 4 mos · Indianapolis, Indiana Area

  • Assisted in teaching INFOI-101 Introduction to Informatics, addressing student queries on Java, HTML, CSS, and JavaScript.
  • Coordinated tutoring sessions and kickoff meetings for final projects, enhancing student engagement and understanding.
  • Collaborated closely with Dr. Francesco Cafaro to ensure effective communication of complex concepts.

Google

2 roles

Student Developer

May 2017Aug 2017 · 3 mos · Indianapolis, Indiana Area

  • As a part of the program, Google Summer of Code 2017, I worked with Computational Biology@ University of Nebraska- Lincoln on ccNetViz, a lightweight (22kB minified), high performance
  • javascript library for large network graphs visualization using WebGL. ccNetViz is open source library available under GPLv3 License. I developed and modified the framework to make it compatible with the latest interfaces.
  • Some of the works accomplished are:
  • Added interactivity to the library, without the use of any external libraries, so that the
  • visualizations can be panned and zoomed even on touch screen devices.
  • Modified the framework so that undirected graphs can also be visualized by merging the
  • opposite edges between two nodes . Implemented an algorithm with linear complexity which
  • optimized the performance of the feature in vast and complex networks.
  • Cleaned/ modified the example codes so that developers can view the code snippet used for
  • generating a graph.
  • Created documentations for the library and examples explaining all the features using gitbook.
  • Created a graph enabled of spatial search where the user can click at any point in the canvas
  • and will be able to know the number of nodes present, edges (coming in, going out) and the x,y
  • coordinates of the point.
  • Constantly worked on enabling these features throughout the library rather than doing it for a
  • particular use case by modifying the js code in srs/ccNetViz.js and building it using Webpack.
Python (Programming Language)Computer VisionC++Data Science

Mentor

Nov 2016Jan 2017 · 2 mos · Indianapolis, Indiana Area

  • Collaborated with the LibreHealth organization to design and evaluate engaging tasks for high school students.
  • Mentored participants in the Google Code-in 2016 program, fostering their skills in open-source development.
  • Enhanced student engagement and learning outcomes through tailored feedback and support.
Application ArchitectureApplication DevelopmentApplication Services

Indiana university–purdue university indianapolis

2 roles

Data Scientist

Jan 2017Apr 2017 · 3 mos · Indianapolis, Indiana Area

  • Served as a Data Science Subject Matter Expert during a Research Assistantship at Indiana University.
  • Implemented algorithms to analyze spurious correlations using Google Cloud and BigQuery.
  • Developed interactive visualizations with Kinect, enhancing user engagement in social scenarios.
  • Collaborated closely with Dr. Francesco Cafaro, gaining insights into advanced data science methodologies.
Python (Programming Language)Open-Source DevelopmentInternet SoftwareSoftware Development

Application Developer

Sep 2016Apr 2017 · 7 mos · Indianapolis, Indiana Area

  • Developed open-source Health Information Systems (LibreHealth) to enhance healthcare accessibility.
  • Actively participated in business requirement documentation and analysis, ensuring alignment with user needs.
  • Created single-page web applications using ReactJS and REST APIs, improving user experience and engagement.
  • Utilized GitLab and Docker for efficient deployment and management of health systems, streamlining operations.
Decision SciencesA/B TestingExploratory Data AnalysisPython (Programming Language)Data Science

Navanidhi electronics pvt ltd

Intern

May 2014Jul 2014 · 2 mos · Hyderabad Area, India

  • Conducted in-depth analysis of electronic components for digital filters utilized by the Indian Navy and Air Force.
  • Gained hands-on experience with extreme temperature and vibration testing methods to ensure component reliability.
  • Collaborated with engineers to enhance testing protocols, contributing to improved quality assurance processes.
  • Developed a strong understanding of electronic fabrication processes in a dynamic startup environment.
Mentoring New HiresEngineeringMentoring

Education

Indiana University Indianapolis

Master's degree — Applied Data Science

Jan 2016Jan 2017

University of the Cumberlands

Master's degree — Information Technology

Jan 2023Jan 2025

National Institute of Technology Calicut

Bachelor of Technology - BTech

Jan 2012Jan 2016

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