Description
Rakuten group has almost 100 million customers in Japan and 1 billion customers worldwide, offering more than 70 services including e-commerce, payment services, financial services, mobile, media, sports, etc.
Business Overview
The AI Services Supervisory Department (AISSD) provides data-oriented solutions by leveraging data science and Rakuten group's data from 70+ services. The department contributes to Rakuten's business units and partners.
Job Responsibilities
- Drive data solutions for Commerce Company of Rakuten Group (Rakuten Ichiba, Rakuma, Rakuten Fashion, etc.) by maximizing data value.
- Provide data-oriented solutions utilizing clients and Rakuten data for external customers through marketing actions such as ads and media.
Mandatory Qualifications:
- Computer science or related background.
- 5+ years' experience in software development, especially using Python as a programming language.
- Experience with common Linux commands and Linux scripting languages.
- Experience with Hadoop, MapReduce, HDFS, and Big Data querying tools like Tez, Hive, and Impala.
- Experience with designing and building tools based on specific requirements.
- Experience with building and maintaining data science platforms.
- Experience with SQL and some modern relational databases.
Desired Qualifications:
- Experiences in web service development across multiple industries.
- Solid knowledge of large volumes data processing.
- Experience with Big Data ML toolkits like Mahout, SparkML, or H2O.
- Experience with NoSQL databases like HBase, Redis, CouchBase.
- Familiarity with data mining concepts and machine learning algorithms.
- Experience with Spark and stream-processing systems using Storm or Spark-Streaming.
- Knowledge of various ETL techniques and frameworks like Flume.
Estimated salary: $120,000 - $180,000 per year.
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