Senior Infrastructure Engineer

This is a fully remote position, open to applicants in South Africa.

📋 Description

• Design, construct, and uphold a secure, scalable, and highly available cloud infrastructure.

• Oversee and continually enhance production Kubernetes environments.

• Apply and manage infrastructure-as-code, GitOps, and CI/CD methodologies.

• Enhance the reliability, performance, resilience, and observability of VALR’s platform.

• Automate infrastructure operations to eliminate repetitive manual tasks.

• Participate in the on-call rotation, address production incidents, and contribute to post-incident evaluations.

• Diagnose complex infrastructure, networking, security, and deployment challenges.

• Implement security best practices across infrastructure, access controls, and secrets management.

• Collaborate with Engineering and Security teams to ensure reliable and secure software delivery.

• Advance infrastructure standards, documentation, and processes while offering technical guidance to team members.

⛳️ Requirements

• Significant experience in infrastructure, platform engineering, DevOps, site reliability engineering, or a related discipline.

• Proficient with at least one major public cloud platform, such as AWS, Google Cloud Platform, or Microsoft Azure.

• Extensive hands-on experience managing and supporting Kubernetes in a production setting.

• Strong knowledge of Docker and container-based environments.

• Familiarity with Kubernetes templating and configuration tools like Helm and Kustomize.

• Practical experience with GitOps principles and tools such as Argo CD or Flux.

• Strong expertise in using infrastructure-as-code tools like Terraform or Pulumi.

• Experience in designing and maintaining CI/CD pipelines utilizing GitLab, GitHub, or similar platforms.

• Solid understanding of Linux systems and command-line utilities.

• Knowledge of networking fundamentals, including DNS, TCP/IP, HTTP, TLS, load balancing, proxies, and firewalls.

• Familiarity with monitoring and observability tools like Prometheus and Grafana.

• Previous involvement in incident response and on-call duties using tools such as PagerDuty.

• Strong automation and scripting capabilities, particularly with Bash or similar languages.

• Understanding of infrastructure security, encompassing IAM, secrets management, access controls, and least-privilege principles.

• Proficient in utilizing AI tools such as Claude or Codex for technical tasks, with awareness of security and verification considerations.

• Excellent troubleshooting and problem-solving skills within complex production environments.

• Capacity to work independently, take ownership of technical outcomes, and collaborate effectively across teams.

🏝️ Benefits

• Innovative work environment with access to cutting-edge blockchain technologies and tools.

• Flexibility to work from anywhere with secure, stable internet access.

• Annual professional development budget.

• Scheduled company training sessions.

• Competitive salary package.

• Discretionary bonuses.

• Preferential Tier 5 trading fees with no monthly trading volume requirement.

• Diversity, equity, and belonging initiatives.

• Statutory leave as mandated by individual countries.

• Flexible leave options.

• Lunch provided when working from the Johannesburg Head Office.

• Social events outside of work.

• Company retreats that blend professional development with team bonding.

• Mac laptop provided.

• Discretionary allowance for home-office essentials, with equipment retained after three years (terms and conditions apply).