Summit Africa RecruitmentSummit Africa Recruitment
Job title: Senior Database Administrator
Employment type:Full Time
Experience:5 to 8 years
Job published:04 February 2021
Job reference no:1230042196

Job Description

Our client is a fast-growing online fashion business based in South Africa. They are obsessive about our high performance yet collaborative culture and are looking for leaders to join our team. They think big, move fast, take ownership and are used to winning. 

Their ideal candidates have a passion for technology, they are constantly exploring, learning and improving their skills. They know where to apply what they have learned and they share their knowledge freely. They embrace fit for purpose technology, meaning they have a diverse stack. Just like our culture, they obsess about building systems that are elegant, performant, reliable and scalable. Our teams are autonomous, collaborative units that share a business and engineering vision, but have the freedom to tweak and influence how they go about their mission.

They are looking for a Senior Database Administrator / Reliability Engineer who is a self-starter and is comfortable taking ownership over assigned projects while working collaboratively in a team environment. The Database Reliability Engineer will need to work with colleagues at all levels of the organization. Our client is a rapidly expanding company and they are interested in candidates who are innovative and driven to make a positive impact to the team.

This position reports to the Site Reliability Engineering (SRE) Team Lead.


  • Deploy and support multiple MySQL database instances
  • Monitor and manage database capacity
  • Monitor and optimize database performance, including auditing indexes & usage
  • Work with teams to optimise database usage: queries, indexes, and database structures
  • Develop and manage database migrations approval process
  • Develop backup and testable recovery procedures
  • Develop and support database replication
  • Work with teams to improve processes and standards
  • Working with multiple stakeholders, including: Engineering, Data Science, Data Engineering and Business Intelligence units
  • Support the creation and maintenance of development and test database environments


  • 5+ years of experience in a similar role
  • B.Sc in Computer Science or Electrical (& Computer) Engineering or related field is advantageous
  • Experience with e-commerce type applications is advantageous
  • Demonstrated experience with relational database design, performance tuning and capacity planning especially on MySQL based environments
  • Solid Linux administration experience
  • Experienced in at least one scripting language (Go/Bash advantageous)
  • Solid experience in Issue Tracking systems (Jira advantageous)
  • Solid experience to Version Control systems (Git advantageous)
  • Experience working in a cloud environment (Kubernetes experience advantageous)


  • In depth experience in MySQL/MariaDB
  • In depth knowledge of normalisation, optimisation and sharding
  • Working with multiple master/replica databases
  • Experience with scrubbing data (PII) & building fixtures for Development


  • Working with Kubernetes (& databases in Kubernetes)
  • Working in microservice / SOA / event based architectures
  • Understanding of Site Reliability Engineering principles and the concept of Database Reliability Engineering
  • Practical experience working with database systems like PostgreSQL, Mongo and Google BigQuery (and knowing when to utilise them)


  • Strong problem solving and analytical skills
  • Strong drive for results
  • Be comfortable working within a team
  • Good communication skills
  • Build and maintain relationships