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:
- The Senior Engineer - Database is a critical role in ensuring the performance, scalability, security, and resilience of our databases. You will work closely with Software Engineers, Infrastructure Engineers, CI/CD Engineers, Data Warehouse Team, Customer Success Teams, and Analytics Team to design, deploy, and manage robust database systems.
- This role requires deep technical expertise in database administration, performance tuning, automation, and cloud-based database solutions. You will be responsible for driving best practices, optimizing database performance, ensuring security compliance, and contributing to the architecture of mission-critical systems.
KEY RELATIONSHIPS:
- Software Engineers.
- Infrastructure Engineers.
- CI/CD Engineers.
- Data Warehouse Team.
- Customer Success Teams.
- Analytics Team.
CORE RESPONSIBILITIES:
- Database Administration: Manage and maintain SQL and NoSQL databases to ensure availability, security, and performance.
- Performance Tuning & Optimization: Analyze database queries, indexes, and performance bottlenecks, and implement solutions for efficiency.
- Scalability & High Availability: Architect and maintain scalable and fault-tolerant database solutions using replication, clustering, and partitioning techniques.
- Automation & Scripting: Automate database maintenance tasks using Python, Bash, Terraform, or Ansible to improve efficiency and reduce manual effort.
- Backup & Disaster Recovery: Develop and manage reliable backup and restore strategies, ensuring business continuity and minimizing data loss risks.
- Security & Compliance: Implement and enforce database security best practices, including role-based access control (RBAC), encryption, and compliance with data protection laws.
- Observability & Monitoring: Set up proactive monitoring and alerting for database health, performance, and capacity planning using tools like Prometheus, Datadog, Grafana, or New Relic.
- Cloud & On-Premise Database Management: Support both cloud-native (AWS RDS, Aurora, DynamoDB, Google Cloud Spanner, etc.) and self-hosted database solutions.
- Incident Response & Troubleshooting: Act as a subject matter expert in diagnosing and resolving complex database issues in production environments.
- Documentation & Knowledge Sharing: Maintain up-to-date documentation and contribute to internal knowledge bases to ensure smooth onboarding and operational excellence.
QUALIFICATIONS & EXPERIENCE:
- 5+ years of hands-on experience in database administration, engineering, or architecture.
- Expertise in relational database management systems (RDBMS) such as MySQL, PostgreSQL, SQL Server, or Oracle.
- Experience managing NoSQL/NewSQL databases such as MongoDB, Cassandra, CockroachDB, or Google Spanner.
- Strong knowledge of query optimization, indexing, caching strategies, and database schema design.
- Experience with database replication, clustering, sharding, and failover strategies.
- Proficiency in Linux-based environments and shell scripting for database operations.
- Understanding of networking concepts (TCP/IP, DNS, HTTP/HTTPS, security best practices).
- Experience implementing database security measures, auditing, and compliance (e.g., GDPR, SOC2, PCI DSS).
- Hands-on experience with Cloud Database Services (AWS RDS, Aurora, Google Cloud SQL, Azure SQL, etc.).
SKILLS:
- Database Administration for SQL and NOSQL environments
- Linux Administration.
- Proficiency in SQL language.Proficiency in open source database engines and tools.
- Proficiency in cloud database computing.
Method of Application
Signup to view application details.
Signup Now
