Job Description
Job Description
Position : Hadoop Developer
Location : Gahanna, OH
Looking for a Senior Hadoop Developer in Columbus, OH.
Good knowledge in
- Hadoop Framework
- ETL / ELT framework
Working experience in
- HDFS (fundamental operations)
- Sqoop >
Example importing / exporting data from / to relational databases like Oracle / DB2 / MS SQL Server
Hive >
Basic concept, tables / views, different storage formats, performance tuning for reading and writing the data (like Partitioning, Bucketing, Join Operations, Configuration parameters), Addressing CRUD Operations
ANSI SQL / HQL >
Select, Insert (Overwrite), create, drop, truncate, alter, inner join, outer joins, analytical functions
Unix Shell scripting >
Reading / Writing files, automating hive commands, preprocessing data, handling errors Processing XML / CSV Files in to HDFS
Job Scheduling using any of the Job scheduling tools like Autosys
Preferred skills
- Informatica
- Programming with PySpark
- HBase / Phoenix
- NiFi
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