Data Science Web3 Jobs in Europe

OpenTag is a full-product company on a mission to revolutionize the B2C and B2B gaming industry. We provide operators around the globe with a state-of-the-art platform that serves as a comprehensive solution for all their operational needs.

Our mission is to create the best software through empowered teams, centralized around our product. We do this to help great organizations reach ambitious goals and fulfill their purpose with equally great teams.

By joining OpenTag, you’ll become part of a top-tier team of product owners, delivery managers, and tech experts — all working together to build and deliver a platform from scratch that serves millions of users worldwide.

This would be once in a lifetime opportunity to potentially influence and help design the future standards of the Gaming and Sport-betting industry worldwide.

Day-to-day responsibilities:

• Create and maintain optimal data pipeline architecture.

• Assemble large, complex data sets that meet functional / non-functional business requirements.

• Identify, design, and implement internal process improvements: automating manual processes, optimizing data delivery, re-designing infrastructure for greater scalability, etc.

• Build the infrastructure required for optimal extraction, transformation, and loading of data from a wide variety of data sources using SQL and BI technologies.

• Build analytics tools that utilize the data pipeline to provide actionable insights into customer acquisition, operational efficiency and other key business performance metrics.

• Create data tools for analysts and data scientists that will assist them in building and optimizing our product into an innovative industry leader.
  

Must have technical qualifications:

• Good/Basic understanding of relational database logic. I.e Differences between CAP and ACID, types of relations between tables, isolation levels etc.

• Good/Basic understanding of query authoring (SQL).

• Good/Basic understanding of procedures and functions.

• Good/Basic understanding of performance and tuning of SQL queries.

• Good/Basic understanding of de-normalized/normalized data.

• Good/Basic understanding of ETL logic.

• Good/Basic understanding of DWH principles.
  

Nice to have technical qualifications:

• Experience with big data tools: Spark, Kafka, etc.

• Experience with NoSQL databases.

• Experience with data tools: DBT.

• Experience with data pipeline and workflow management tools: Luigi, Airflow, etc.

• Experience with cloud services: AWS, GC, Snowflake

• Experience with stream-processing systems: Kafka, Storm, Spark-Streaming, etc.

• Experience with object-oriented/object function scripting languages: Python or Java

• Experience with GitLab CI/CD pipelines

What do We offer?

• Fast recruitment process - an interview and then possibly an offer in a matter of a few working days

• Excellent remuneration

• Great office space with amazing colleagues

• The opportunity to build a scalable online betting platform from scratch

• Work with the latest technologies

• 25 vacation days a year + a day off for your birthday

• Premium Health Insurance

• Birthday vouchers

• Office snacks and team lunches

• Sports Card

• Transportation and food allowance

• Quarterly team events

•  ... and many more!