Site Reliability Engineer (SRE)

We are seeking a seasoned Site Reliability Engineer (SRE) with a solid background in payment systems and high-availability architectures. The ideal candidate will have hands-on experience managing large-scale, distributed systems in production, with a deep understanding of reliability, scalability, and performance tuning in the financial services or payments industry.

Key Responsibilities

• Design, build, and maintain scalable, resilient, and secure infrastructure for high-volume payment platforms.
• Ensure system uptime, reliability, and performance through effective monitoring, alerting, and incident response strategies.
• Collaborate with software engineering and DevOps teams to implement CI/CD pipelines and improve deployment efficiency.
• Automate infrastructure management tasks using Infrastructure-as-Code (IaC) tools (Terraform, Ansible, etc.).
• Proactively identify and mitigate system bottlenecks, failures, and potential points of failure.
• Manage disaster recovery strategies, failover planning, and performance testing for critical payment services.
• Work with development teams to ensure services are designed for reliability, scalability, and observability from the ground up.
• Participate in root cause analysis and post-incident reviews to prevent future outages.

• 8+ years of overall experience in infrastructure engineering or SRE roles, with at least 3+ years in the payments/fintech domain.
• Strong understanding of payment protocols (UPI, IMPS, RTGS, NEFT, SWIFT, etc.) and transaction processing systems.
• Proven expertise in Linux systems administration, cloud platforms (AWS, GCP, or Azure), and container orchestration (Kubernetes).
• Solid experience with monitoring/logging tools like Prometheus, Grafana, ELK Stack, Splunk, etc.
• Proficiency in one or more scripting languages (Python, Shell, Go, etc.) for automation.
• Experience with incident management, SLAs, and system troubleshooting in high-pressure environments.
• Familiarity with security and compliance practices in the financial sector (e.g., PCI-DSS, ISO 27001).

• Previous experience supporting mission-critical applications in banking or financial services.
• Exposure to Kafka, Redis, or other real-time streaming and caching technologies.
• Experience with Site Reliability Engineering principles and implementing SLOs/SLIs.
• Understanding of the Error Budget (EL) concept and how it ties into availability and release decisions.
• Experience on any performance testing tool like K6, JMeter, LoadRunner.
• Familiarity with mocking tools like Mockito, WireMock, Microcks.