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Database Developer
Palo Alto, California  |  Remote, Onsite
Contract Position
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Applied on September 20, 2021
Job Id #49683 Posted August 9, 2021

  • This role will help with building data ETL for production and operational data, manage analytic database to support organization-wide data insights.
  • At least 5-year experience working as a data engineer
  • Knowledge: Expertise in Relational Database, SQL, Python, data ETL, REST API integration, AWS services. Strong interpersonal, verbal and written communication skills.
  • Develop data pipeline to acquire data from multiple data sources and store in the centralized data warehouse
  • Ensures source system data availability and update accessibility, data integrity, restart ability, and error handling
  • Develops SQL queries and ETL that is consistent and integrated with existing ETL processes
  • Database management and schema/table design
  • Oversee basic and advanced transformation activities such as normalization, cleansing, aggregation, summarization, and integration
  • Create and implement automated processes to control data access, transformation, and movement
Preferred Skills/Experience
  • Excellent SQL and data warehouse skills. Experience writing complex queries on large data sets.
  • Hands-on ability in coding using Python and SQL
  • Experience with data ETL and REST API integration
  • Experience with AWS service such as S3, DynamoDB, Lambda, StepFunction, etc.
  • Experience with big data solutions and PySpark
Interview Process:
  • 1 hr interview w/ HM (behavior + basic coding questions)
  • 1 hr coding interview (SQL + Python)
  • 1 hr tech interview (domain knowledge + Python)
  • 30 min interview w/ data product manager to evaluate broader domain knowledge and team fit

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.

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Horizontal is proud to be an Equal Employment Opportunity/Affirmative Action Employer providing a drug-free workplace.


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