Senior Database Administrator
AI summary
Paystack is hiring a Senior Database Administrator to own the design, performance, reliability, and security of its database systems supporting mission-critical payment workloads. The role involves query optimization, disaster recovery planning, database migrations, automation with Infrastructure as Code, and incident leadership. Candidates need deep MySQL expertise, cloud database experience on AWS, observability skills, and at least five years in database administration or reliability engineering.
- Owns database architecture, performance, and reliability end to end for payment systems
- Requires deep MySQL expertise plus NoSQL experience with Redis and MongoDB
- Uses Infrastructure as Code tools like Terraform and observability stacks such as Prometheus and Grafana
- Involves incident response, root cause analysis, and disaster recovery planning
- Hybrid role with TSG equity compensation and growth-focused team culture
AI job guide
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AI salary guide
Not enough public dataNot enough public salary data is available for this exact role. Before applying, prepare to ask about gross pay, benefits, contract length, probation period, transport and any allowances.
Can you qualify for this role?
- Required5+ years of relevant experienceThe job post includes a minimum experience signal.
- RequiredEducation or certification mentioned in the postThe captured text mentions education, a diploma, certificate, or licence.
- PreferredPractical evidence in security, seguranca, Database AdministratorThe tags and summary point to skills connected with this role.
- RequiredAvailability to work in Not specifiedThe vacancy is associated with this location.
Documents to prepare
- Likely requiredUpdated CV
- Role specificCover letter or short employer message
- OptionalProfessional references
- Role specificAcademic or professional certificates
- VerifyID or passport only after verifying the employer
Application tips for this job
- Place your strongest Senior Database Administrator evidence in the first half of your CV.
- In your cover letter or employer message, connect your experience to Paystack and the role in Not specified.
- Add concrete examples related to security, seguranca, Database Administrator, ideally with measurable outcomes or clear responsibilities.
- Follow the instructions from Jobzilla Nigeria; avoid sending documents to unofficial contacts or copied links.
- Confirm the deadline, interview location and employer contact before sharing personal documents.
- Prepare a polite question about pay, benefits and contract terms for later interview stages.
Source and safety check
- Jobzilla Nigeria
- Original source link available
- Application method is clear
- Deadline not specified
- No major risk signal was detected in the captured text.
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Interview preparation
- What experience makes you a strong fit for this Senior Database Administrator role in security, seguranca?
- How have you handled responsibilities similar to those in this job post?
- Are you available to work in Not specified under the listed contract or schedule?
- Prepare examples with clear responsibilities, tools used and measurable outcomes.
- Review the source and research Paystack before the interview.
Ask what the first priorities will be in the role and how success will be measured.
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Original source description
The selected engineer will report directly to the Head of Infrastructure. The ideal candidate will have deep expertise in relational and non-relational database technologies, and an understanding of modern infrastructure practices including Infrastructure as Code, observability, and automation. You will work closely with other members of the department including members of the Devops, Observability, Security teams and quite heavily with other product engineering teams. 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. We’ll trust you to Proactively identifies and resolves performance bottlenecks through query optimisation, indexing strategies, and capacity planning. Develops and maintains disaster recovery and business continuity plans for all database systems. Designs and enforces database security policies, including encryption at rest and in transit, access controls, and audit logging. Designs and implements database solutions that are scalable, highly available, and fault-tolerant to support mission-critical payment workloads. Leads incident response for database-related outages, conducts root cause analysis, and drives postmortems to prevent recurrence. Tackles ambiguous, high-risk data challenges proactively and introduces new ideas to simplify complex data architectures. Owns database architecture and strategy end to end, often collaborating across engineering teams. 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. Implements and manages database monitoring and alerting using tools like Prometheus and Grafana to ensure early detection of issues. Leverages AI-driven tools and techniques for anomaly detection, predictive performance tuning, and automated root cause analysis of database issues. You’ll thrive in this role if you Deep expertise with relational databases such as MySQL, including replication, partitioning, and high availability configurations. Hands-on experience: with Infrastructure as Code tools like Terraform for provisioning and managing database infrastructure. Experience: using AI-assisted tooling (e.g., AI-powered query advisors, LLM-based copilots, or automated performance analysers) to improve database operations and troubleshooting workflows. Solid experience: with NoSQL databases such as Redis, MongoDB,. Ability to clearly articulate, implement, and document design decisions around data modelling and database architecture. Experience: operating databases on AWS (RDS, Aurora) or similar cloud-managed database services . Proven ability to diagnose and resolve complex performance issues in high-throughput, low-latency transactional systems. Experience: with database observability using monitoring and alerting tools like Prometheus, Grafana, and CloudWatch. Strong understanding of database backup, recovery, and disaster recovery strategies. Proficiency in writing scripts and automation using SQL, Python, Bash, or similar languages. 5+ years of experience: as a Database Administrator or Database Reliability Engineer. Beneficial: Experience: with database change management and CI/CD for schema migrations (e.g., Flyway, Liquibase, gh-ost). Experience: in the fintech industry or with payment processing systems, particularly with PCI DSS compliance as it relates to data storage and handling. Familiarity with data warehousing, analytical databases, or streaming platforms such as Kafka. Bachelor's degree in Computer Science, Engineering, or a related field might be beneficial but not required. Benefits: TSG Equity compensation Hybrid working environment Smart, kind colleagues who are invested in your growth. Full medical coverage Generous leave and sabbatical policies Wellbeing stipend 13th month bonus Competitive compensation package and benefits: How to Apply Interested and qualified candidates should: Click here to apply online View all Jobs in Nigeria Lagos State Senior Database Administrator job vacancies in Nigeria