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Data Engineer, Sr.

Prosum, Glendale CA


We are seeking a full time in-house Senior Data Engineer to join our development team. This person will be helping us develop high performance, high throughput  services using modern technologies and  techniques.

  • Design, develop, test, implement and support of Marketing Technology applications using custom ETL (Extract Transform Load) or open source tools such as Talend.
  • Prepare high level component architecture, design document, data flow diagrams, detail design document, data schema and modeling combined with test plan documents.
  • Design, develop and test highly available and scalable data pipelines and relevant data storage systems to enable business success across a multi-product functionality.
  • Proactively identify operational and systemic issues within the data supply value chain (from collection to processing to reporting) and work with production operations (DevOps) team to implement monitoring solutions.
  • Ensure testing and validation best practices are followed across the team so that accuracy of data transformations and data verification is complete and documented.
  • Execute in a fast-paced matrix organization across product and engineering teams to identify best data driven solutions for the underlying data infrastructure and platform.
  • Ensure high operational efficiency and quality of your solutions to meet SLA (Service Level Agreement) and support commitment to stakeholders (both internal and external).
  • Be an active participant and advocate of agile/scrum practice to ensure health and process improvements for your team.

Required Qualifications
  • Minimum of 8+ years of experience designing and building large scalable data systems preferably across a multi-product portfolio.
  • Strong SQL skills with proven ability to write complex data queries across large data sets.
  • Minimum of 5+ years of exposure to software development preferably working in agile/scrum/kanban environments across multiple products.
  • Minimum of 5+ years of experience analyzing and manipulating data across diverse data sources (Python, Scala as an example).
  • Minimum of 5+ years of hands on experience working across AWS (Amazon Web Services) cloud environment (EC2, S3, RDS, Sagemaker).
  • Strong exposure to big data technology preferably across a containerized environment (Hadoop, Spark, Hive, Presto).
  • Experience with sourcing and modeling data from Restful API (Application Programming Interface).
  • Strong attention to detail with excellent analytical, problem-solving, and communication skills.
  • Bachelor’ s degree in Computer Science, Computer Engineering, Information Technology or related fields (or equivalent combination of training and experience).
  • Exemplary communication skills (both written and oral), with experience producing technical and design documentation of complex processes.
  • Good time management and ability to work on concurrent assignments with different priorities - Ability to work in a fast paced, iterative development environment with short turn-around times.

Desired Qualifications
  • Experience with A/B Testing and related optimization across desktop and mobile in a digital environment a plus (examples include: Optimizely, Leanplum, deltaDNA).
  • Experience analyzing and manipulating data across several data formats (JSON, Avro, Parquet, ORC).
  • Experience building and architecting data warehouse workflows in large cloud-based production environments (Snowflake as an example).
  • Understanding of columnar data warehouse solutions (Redshift, Vertica as an example)
  • Experience migrating on-prem data solutions to the cloud with a strong data operational hygiene.
  • Experience developing and maintaining metadata catalogue API/s across a variety of data sources (AWS Glue, Metacat as an example).
  • Prior experience working in Educational Technology companies and related competitive landscape an added plus.
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