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Senior Database Administrator
Paystack
Posted 1 months agoNigeria, Ghana, Kenya, South Africa, UAE
Location
Nigeria, Ghana, Kenya, South Africa, UAE
Job Type
Full-time
Experience
Senior
Category
Other
Job Description
About Paystack
Paystack's mission is to power African ambition. Over 300K of some of the most renowned businesses in Nigeria, as well as a growing number of merchants in South Africa, Ghana, and Kenya use Paystack's modern payments gateway.
In just over 9 years, our growing team has introduced a steady cadence of innovation within the online payments landscape. We've been acquired by Stripe and are doubling down on the mission to help build out Africa's payments infrastructure.
Role Summary
As a Senior Database Administrator at Paystack, you will be responsible for the design, implementation, performance, and reliability of our database systems. You will work closely with product engineering, DevOps, and Data teams to ensure our databases are highly available, performant, and secure.
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Requirements
- Requirements:
- 5+ years of experience as a Database Administrator or Database Reliability Engineer.
- Deep expertise with relational databases such as MySQL, including replication, partitioning, and high availability configurations.
- Solid experience with NoSQL databases such as Redis, MongoDB.
- Experience operating databases on AWS (RDS, Aurora) or similar cloud-managed database services.
- Hands-on experience with Infrastructure as Code tools like Terraform.
- Proficiency in writing scripts and automation using SQL, Python, Bash, or similar languages.
- Experience with database observability using monitoring and alerting tools like Prometheus, Grafana, and CloudWatch.
- Experience using AI-assisted tooling to improve database operations and troubleshooting workflows.
- Strong understanding of database backup, recovery, and disaster recovery strategies.
- Proven ability to diagnose and resolve complex performance issues in high-throughput, low-latency transactional systems.
Responsibilities
- Key Responsibilities:
- Owns database architecture and strategy end to end, often collaborating across engineering teams.
- Designs and implements database solutions that are scalable, highly available, and fault-tolerant to support mission-critical payment workloads.
- Plans and executes database migrations, upgrades, and schema changes with minimal downtime.
- Builds and maintains automated database provisioning, backup, and recovery pipelines using Infrastructure as Code tools.
- Proactively identifies and resolves performance bottlenecks through query optimisation, indexing strategies, and capacity planning.
- Leverages AI-driven tools and techniques for anomaly detection, predictive performance tuning, and automated root cause analysis.
- Implements and manages database monitoring and alerting using tools like Prometheus and Grafana.
- Designs and enforces database security policies, including encryption at rest and in transit, access controls, and audit logging.
- Leads incident response for database-related outages, conducts root cause analysis, and drives postmortems.
- Develops and maintains disaster recovery and business continuity plans for all database systems.
- Tackles ambiguous, high-risk data challenges proactively and introduces new ideas to simplify complex data architectures.
Benefits
- Benefits:
- Competitive salary
- Interest-free loan (up to 30% of salary)
- Full medical coverage
- MacBook Pro
- Hybrid working environment
- Work from Home budget
- Monthly internet stipend
- Monthly well-being stipend
- Generous personal leave policy and annual slow days
- Fully covered parental leave and sabbatical policies
- Smart, kind colleagues who're invested in your growth
