# Vidyasagar Dasari

> Principal Data Engineer at Verizon | Google Cloud Certified | Sun Certified Programmer | Spark | Airflow | Hadoop | Solr | Orchestration | GCP | Ex-Yahoo | Cloud & Distributed Systems | Python

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/vidyasagar

As a seasoned professional with over 15 years in information technology, including more than three years as a Principal Engineer at Verizon, I specialize in building and optimizing scalable data pipelines for advanced analytics and visualization. My expertise spans big data ecosystems, cloud platforms, and technologies like Hadoop, Spark, Hive, Scala, and Cloud technologies. My certifications, including SCJP, SCWCD, and the Google Associate Data Practitioner credential, further underscore my dedication to delivering robust and efficient data solutions.  At Verizon, I contribute to the design, development, and validation of Spark-based back-end software modules, data ingestion workflows, and pipeline management. Collaborating with our team, we leverage tools such as Cloud Composer, FastAPI, and Looker to enhance data processing efficiency and reliability across enterprise-scale environments. My focus remains on creating innovative, high-performing systems that empower businesses to unlock insights and make data-driven decisions.

## Work Experience
### Principal Engineer @ Verizon
Jan 2022 – Present | San Francisco Bay Area
Design, development and validation of Spark based back end software modules, data ingestion workflow and pipeline management.

### Senior Data Engineer @ Verizon
Jan 2021 – Jan 2022 | California, United States

### Senior Data Engineer @ Yahoo
Jan 2019 – Jan 2021 | Sunnyvale, CA
Design, development and validation of Spark based back end software modules, data ingestion workflow and pipeline management.

Technologies: Hadoop, Spark, Hive, Scala, Java, Solr, MySQL etc.

### Big Data Engineer @ Verizon Labs
Jan 2016 – Jan 2019 | Palo Alto, California, United States
Design, development and validation of Spark based back end software modules, data ingestion workflow and pipeline management.

Technologies: Hadoop, Spark, Hive, Scala, Java, Solr, MySQL etc.

### Senior Software Engineer @ Tech Mahindra
Jan 2012 – Jan 2016 | San Francisco Bay Area
CISCO:
Data Indexing Search Platform (DISP) - Developed Big Data Solutions that enabled the business and technology teams to make data-driven decisions on the best ways to acquire customers and provided them business solutions. 
Implemented the logic  to build Solr indexes and setting up the cloud environment by configuring Apache SolrCloud by using  Zookeeper, etc.,
Involved in application development using Spring, Solr4J, Cassandra connecting thru JDBC driver and Spark job to fetch the data from HDFS and return response to client interactive from Restful Service developed using Apache CXF RestAPI.
Involved in Application Development and developed JSP pages and written Action classes to implement the business logic using Spring, Struts and JQuery, XML, JSON and XSLT.
Developed data mapping to create a communication bridge between various application interfaces using XML, and XSL.
Developed and tested front end web service application using SOAP UI.

Technologies Used: Java,J2EE,  Lucene, Solr, Cassandra, Hadoop, Spark,Sqoop,Zookeeper, Kafka, MySQL, Oracle,Struts, JQuery,  CXF Web Services etc.

### Senior Software Engineer @ Tech Mahindra
Jan 2011 – Jan 2012 | Hyderabad, Telangana, India
Cisco - CSCC
Responsibilties:
Played an active role in code development using Java, J2EE, Struts and Spring framework.
Leading the team , task allocation and helping the team members.
Responsible for analysis and evaluation of user business problems and development of system recommendations to meet the business requirements.
Interact with various teams to solve issues at respective environment level before go-live.

Technologies Used : J2EE, Spring 2.5, AJAX, Struts, Web Services, Apache Axis, SOAP, Lucene, WAS 6.0, Eclipse, Oracle etc

### IT Analyst @ Tata Consultancy Services
Jan 2007 – Jan 2010 | Chennai Area, India
Actively involved in requirements analysis and preparation of low level design and participated in all the client discussions.
Involved in the code development of Trademart Reports using Spring batch framework.
Involved in the development of Fixtures for integration testing using XML,XPATH and Fitnesse.
Involved in the unit testing using JUNIT and manual testing of the modules developed.
Ensure coding standards in development and participated in Code review.
Enhancements and Fixing the Defects.

Technologies:  Java,J2EE, EJB 2.0,JMS,Spring Batch Framework 2.0 , Spring and Hibernate, XML, XPATH, UNIX, JUnit, Java Mail, Oracle.


## Education
### Master's degree in Information Technology
Kakatiya University


## Contact & Social
- LinkedIn: https://linkedin.com/in/vidyasagar-dasari-b337a7117

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Source: https://flows.cv/vidyasagar
JSON Resume: https://flows.cv/vidyasagar/resume.json
Last updated: 2026-04-12