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DevOps Engineer

Kensington, East Johannesburg💼 Full-time🗓 2025-08-10 → 2026-09-24

Core

Design, build, and maintain production infrastructure for Ruby on Rails applications and mobile apps (iOS/Android) on DigitalOcean.

Role type

Senior DevOps Engineer (Infrastructure & CI/CD)

Builds

Production-ready Ruby on Rails applications, mobile apps on Play Store/App Store, and CI/CD pipelines.

Domain

Cloud Infrastructure (DigitalOcean), Ruby on Rails, Mobile App Distribution

Deliverable

production ML models | product features | infrastructure

Required skills

DigitalOcean (Droplets, Load Balancers, Spaces, Firewalls), Kamal, Docker, CI/CD pipelines (GitHub Actions), PostgreSQL optimization, SSL/TLS configuration, Sidekiq/Solid Queue management, fastlane, autonomous infrastructure ownership

Preferred skills

Ruby on Rails deployment experience, stress testing infrastructure setup

Technologies

Ruby on Rails, DigitalOcean, Kamal, Docker, GitHub Actions, PostgreSQL, Sidekiq, Solid Queue, fastlane

Responsibilities

Independently build and lead DevOps infrastructure setup from scratch; deploy Ruby on Rails applications; manage mobile app publishing and maintenance; configure and optimize production databases; maintain CI/CD pipelines and multiple environments; handle secrets management and SSL/TLS configuration.

Seniority

Senior, hands-on IC

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