Cloud support and operations: Administration of AWS infrastructure environments, ensuring high availability and operational reliability. Security and networking: IAM policy management and troubleshooting of network connectivity configurations (Fortigate/Cloudflare).

Orchestration and deployment: automation of pipelines (GitLab) and management of Kubernetes clusters (Rancher). Migration from on-premises to AWS, provisioning and maintenance of high-performance GPU instances, cost analysis (EC2 + EBS), and resource optimization. Linux system administration, SRE troubleshooting, log analysis, memory and storage management. Backup management (AWS Backup/AMIs), disaster recovery, access control, and encryption (KMS). Bash scripting for auditing and documentation of runbooks.

Financial N2 support resolving critical payment transaction incidents. Reliability and risk analysis: chargeback management, fraud prevention, and data-driven risk analysis. Interface between Product and Engineering, identifying operational bottlenecks and requirements gathering. Process optimization and documentation of operational system flows to improve troubleshooting.

Analysis of SQL Server-based solutions; creation of SQL scripts for daily report generation; resolution of database incidents.