Senior Engineer: Database at Cellulant

CellulantLagos, Nigeria Software Development

Full Time

Cellulant is a mobile commerce and content company that manages delivers and bills for digital content and commerce service actualized over telecom network. The industry defines this segment as mobile Value Added Service (VAS) or Wireless Premium Rate Service Provider (PRSP) We are a member company of the Cellulant group which has commercial services running in Kenya, Ghana, Malawi, Nigeria, Zambia, South Africa , Uganda , Botswana and the EU. Cellulant Nigeria have rolled an innovative and top-class business and technolgy solutions to banks, multinational companies like Guinness Nigeria Plc being her technology partner in the 'Guinness Greatest Eleven Nigerian football legend’o, Pepsi Sponsored FIFA U-17 football tournament hosted by South Korea, Procter and Gamble(P&G), Nigerian Breweries, automobile giants like Toyota Nigeria Limited, Fast moving and consumer goods (FMCGs) companies like Unilever, Mr. Biggs and a host of other companies like Promasidor, Smithline and Beechams SKG etc.

JOB DESCRIPTION:

As a Senior Database Engineer in the Data Engineering Department, you will be responsible for building and maintaining Cellulant's rapidly expanding OLTP Data Infrastructure.
You will be responsible for ensuring all of Cellulant OLTP data platforms are highly available, resilient including redundancy and disaster recovery, scalable, secure, cost-optimized, and well-documented.

Key Relationships: Software Engineers, Infrastructure Engineers, CI/CD Engineers, Data Warehouse Team, Customer Success Teams, Analytics Team.

CORE RESPONSIBILITIES:

Deploy and manage OLTP databases to meet Cellulant's data processing and storage needs.
Work with Software Engineers to design and optimize database schemas.
Ensure the database platforms are highly available, scalable, secure, and resilient.
Review all database changes coming from Software Engineers.
Ensure all database processes are automated and documented.
Ensure data integrity is constantly maintained in all database environments
Ensure all database environments and processes are well monitored.
Control access to database environments and ensure the same is not compromised.
Ensure all database deployments meet BCP and DR requirements including backups.
Ensure all database engines are patched and are up to date in terms of version.
Ensure cost optimization of database platforms.
Periodically review the Company database tech stack and advise on improvements or new options that align with the long-term data strategy.

QUALIFICATIONS & EXPERIENCE:

Must-Have Experience:

At least 3-5 Years of experience as a database engineer managing large-scale database environments.
Experience in deploying and managing very large SQL database platforms.
Experience deploying services on Managed Databases using cloud providers such as AWS, GCP, and Azure.
Experience deploying and managing large database clusters using open-source database engines, especially MySQL.
Experience with database load balancing tools.
Solid Experience in the administration of Linux environments.
Bachelor’s degree (or equivalent) in an IT or Engineering related discipline.

Experience That Will Count in Your Favor:

Experience with deploying and managing non-relational (NoSQL/NewSQL) databases will be an added advantage.
Experience with deploying and managing in-memory and message queue database engines like RabbitMQ, Redis, Kafka, etc will be an added advantage.
A solid understanding of Internet-based technologies (TCP/IP, DNS, Security, HTTP/HTTPS).
Knowledge of security approaches within cloud and data center infrastructure.
Interest and motivation to document key points of design and operational practices, working within existing within the team approaches.
Experience with data scripting languages eg Python is desirable.

Skills Required: