Senior Site Reliability Engineer (SRE)

Role Overview

As a Senior Site Reliability Engineer, you will be a key player in ensuring the reliability, security, and scalability of our cloud-native payment systems. You will work closely with engineering teams to build resilient infrastructure, automate operations, and maintain high availability while adhering to stringent compliance requirements.

• Design, build, and maintain scalable, secure, and highly available cloud infrastructure on AWS supporting mission-critical payment systems.
• Develop and automate CI/CD pipelines enabling safe and rapid software delivery.
• Manage and optimize Kubernetes clusters, container orchestration, and service mesh architectures with a strong focus on reliability and security.
• Implement and enforce infrastructure as code (IaC) practices using Terraform and related tools.
• Drive incident response processes, including detection, mitigation, root cause analysis, and post-mortem reviews.
• Collaborate with developers and product teams to enhance system observability, performance, and resilience.
• Architect and enforce network, security, and compliance controls aligned with PCI DSS and fintech industry standards.
• Build and maintain monitoring, alerting, and logging frameworks using tools like Datadog, Grafana, and New Relic.
• Continuously evaluate new tools, technologies, and methodologies to improve operational excellence.

• Extensive experience working in SRE, DevOps, or Platform Engineer roles within the fintech or financial services sector.
• Strong expertise with AWS services (EC2, S3, IAM, RDS, Lambda, VPC) and security best practices.
• Proficiency with Terraform for managing infrastructure as code.
• Deep knowledge of Kubernetes, container orchestration, and service meshes (e.g., Istio, Cilium).
• Strong skills in scripting and automation (Python, Bash, or similar).
• Experience designing and operating CI/CD pipelines (GitHub Actions, GitLab CI/CD).
• Solid understanding of networking (DNS, load balancing, firewalls, VPNs).
• Proven track record in incident management, including root cause analysis and post-mortem processes.
• Familiarity with monitoring and observability tools (Datadog, Grafana, New Relic).
• Knowledge of database systems (PostgreSQL, MySQL, MongoDB) and their cloud deployment best practices.
• Strong grasp of version control and Git workflows.

• AWS Certifications (Solutions Architect, DevOps Engineer, or similar).
• Hands-on experience with cluster autoscaling solutions like Karpenter.
• Familiarity with PCI DSS and other regulatory compliance frameworks in fintech.
• Experience with cloud-native security practices and secrets management.