Jayasundara

Senior Cloud Engineer

WSO2 • Full time

May 2023 - Feb 2026 • 2 yrs 9 mos

• Administered Linux-based production environments, ensuring high availability, security, system reliability, and optimal performance. • Leveraged SSH, Bash, and Python scripting to automate routine operational tasks, perform system troubleshooting, and improve overall efficiency. • Designed, deployed, and managed AWS cloud infrastructure utilizing services such as EC2, Lambda, VPC, ELB/ALB, RDS, S3, CloudFront, and AWS WAF, ensuring secure and scalable architectures. • Contributed to cloud migration initiatives by assisting with infrastructure assessment, architecture planning, deployment strategies, and workload migrations. • Managed MySQL and PostgreSQL database environments, performing monitoring, backup management, maintenance, and performance tuning. • Applied strong analytical and problem-solving skills to identify operational bottlenecks, optimize infrastructure performance, and support business-critical systems in fast-paced environments. • Followed cloud security best practices, implementing access controls, network security measures, and compliance-focused configurations across cloud environments.

Cloud Infrastructure Specialist

Cisco • Full time

Jan 2021 - Dec 2022 • 1 yr 11 mos

• Managed and administered Linux-based production environments, ensuring high availability, system reliability, performance optimization, and security compliance. • Implemented and maintained monitoring, alerting, and observability solutions using Zabbix and AWS CloudWatch, enabling proactive incident detection, root cause analysis, and performance monitoring. Leveraged SSH, Bash scripting, and automation tools to streamline operational processes, reduce manual effort, and improve infrastructure management efficiency. • Provided Level 2 technical support for cloud and infrastructure-related incidents, diagnosing and resolving issues involving system performance, networking, security, and application availability. • Collaborated closely with engineering, operations, and customer-facing teams to troubleshoot complex technical challenges and maintain high service reliability.