Position: Lead ETL/PostgreSQL Developer
Company: CEX.IO
Category: SQL
Experience required: 3y
English level: upper

CEX.IO is an ecosystem of products and services connecting people to decentralised finance and digital asset economy opportunities. Since 2013, millions of global customers buy, sell, trade, store, and earn digital assets using CEX.IO.

We have led the way in innovation, services, and a strong regulatory approach in the digital asset landscape for eight years.  We were the first to introduce the purchase of Bitcoin with a credit card back in 2014. Now, with multiple banking relationships, supported payment instruments, and markets, we bridge traditional and decentralised finance for diverse users. For some, CEX.IO is their first experience with cryptocurrencies. Others take advantage of our professional and enterprise solutions.  

We’re now looking for a skilled Lead ETL/PostgreSQL Developer to join the CEX.IO team 

Requirements:
— strong industry experience in architecture and development of scalable production-quality databases
— excellent knowledge of PostgreSQL (optionally JavaScript/NodeJS)
— database query performance analysis and optimisation
— good Linux user (command line, Ubuntu/Debian)
— experience with Redis, MongoDB, MSSQL, MySQL - would be good
— experience with 2TB (near 20 billions rows) and more databases would be good
— solid understanding of distributed systems, data stores, data modeling, indexing, and associated trade-offs

Responsibilities:
— be a part of our engineering team from product owners, developers and software administrators
— design and development of the Data batch management control processes and error handling procedures
— contribute in solution design workshops, championing and promoting the application of ETL best practices.
— participate in Odoo CRM integration (based on PostgreSQL/Python)