Position: PostgreSQL Application Developer, IoT platform
Company: DataArt
Category: SQL
Experience required: 2y
English level: intermediate

The Data Exchange/Marketplace solution enables data ingestion, exposure, and entitlement across third-party data sources and users. The platform acts as a data marketplace that connects data publishers and data consumers who seek to deploy data-driven solutions. Data publishers are public or private sector organizations wanting to share data within their organizations or with others.

Data consumers are end-users (may include data publishers) that access the data to deliver solutions and services. The data can be monetized or shared freely.

The client’s data-sharing solution includes several PostgreSQL databases used for various purposes including internal accounting, microservice metadata, metrics derived from data sources, and information from sensors deployed in road infrastructure. The team utilizes the PaaS PostgreSQL service on Azure.

Responsibilities

Expand the application database model to support additional use cases
Identify performance and query optimizations to the existing databases

Must have

Skills in database schema design for managing time-series information
Advanced skills in SQL query development
Experience in the development of PL/pgSQL functions
Experience maintaining large databases, including replication, backup, and partitioning on PaaS
Familiarity with PostgreSQL extensions which add database objects such as PostGIS
Hands-on experience of working with the Azure Platform, Ansible, Docker, and Linux.
Solid technical communication skills with previous remove development experience
Ability to provide advice on best practices to suit the scalability and reliability needed for the business
Spoken English

Would be a plus

Experience with PostgreSQL, REST
TimescaleDB or other time-series data management
Ansible