Chiranjeevi Pendem

Data Engineer

Austin, Texas, United States9 yrs 9 mos experience
Most Likely To SwitchAI Enabled

Key Highlights

  • Expert in Spark and Big Data technologies.
  • Proven track record in developing ETL jobs.
  • Experience in deep learning and AI applications.
Stackforce AI infers this person is a Big Data Engineer with expertise in AI and distributed systems.

Contact

Skills

Core Skills

SparkPythonDeep LearningNosql

Other Skills

AlgorithmsAmazon EC2Amazon Elastic MapReduce (EMR)Amazon S3Amazon Web Services (AWS)Apache AirflowApache KafkaApache OozieApache Spark StreamingArtificial Intelligence (AI)BashBig DataBig Data AnalyticsCassandraCommunication

About

Data Engineer with a demonstrated history of working in the Big Data Field. Well versed in Spark, Scala, Python, NoSQL and Hadoop ecosystem with experience in developing ETL jobs and distributed applications.

Experience

Roku inc.

Senior Data Engineer

Oct 2021Present · 4 yrs 5 mos · Austin, Texas, United States

Booking.com

Data Engineer

Dec 2019Oct 2021 · 1 yr 10 mos · Amsterdam Area, Netherlands

Samsung r&d institute india - bangalore private limited

2 roles

Senior Software Engineer

Promoted

Mar 2018Dec 2019 · 1 yr 9 mos

  • Designed & Implemented Spark ETL jobs handling TBs of data per day for IoT Analytics platform.
  • Designed & Implemented an end-to-end Spark application for mining frequent patterns of users using association rule mining.
  • Developed an end-to-end Spark app to cluster users based on similarity of WiFi Signatures.
  • Trained deep CNN and RNN models to recognize users based on voice.
  • Tech: Spark, Scala, Python, MySQL, MongoDB, HBase, HDFS, Yarn, Keras, Bash
SparkScalaPythonMySQLMongoDBHBase+4

Software Engineer

Jun 2016Mar 2018 · 1 yr 9 mos

  • Worked on a Spark based distributed heterogenous NoSQL query engine
  • Engine can simultaneously query and aggregate data from MongoDB, HBase and Cassandra
  • Developed custom Spark connectors for MongoDB, HBase
  • Tech: Spark, Scala, Java, MongoDB, HBase, Cassandra
SparkScalaJavaMongoDBHBaseCassandra+1

Mentor graphics

Intern

May 2015Jul 2015 · 2 mos · Noida Area, India

  • Developed bash and python scripts to automate testing and verification tasks.
  • Reduced the average case complexity of an existing script to O(nlogn) from O(n^2) .
  • Tech: Bash, Python
BashPython

Education

Indian Institute of Technology, Kharagpur

Bachelor's Degree

Jan 2012Jan 2016

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