Nuwan Silva Email & Phone Number

Colombo, Western Province, Sri Lanka

• Lead and support the application and database-level upgrade projects.
• Conduct performance tuning and capacity planning to ensure optimal system performance.
• Review and analyze infrastructure architecture diagrams and identify the gaps.
• Perform DB import, DB export, Oracle patching, and other administration tasks for cloud projects.
• Onboard dashboards to monitor the breaches.
• Resources upgrade, scheduled backups, data migration, and decommissioning operations.

Sri Lanka

• Provided support in troubleshooting and identifying root cause analysis of systems, database, and applications issues | Microsoft / Azure support case handling.
• Managed for the day-to-day operational aspects of Linux administration to meet the business needs and service levels | account.review / patch list generation / OS patching/ investigate automations issues / system.
• Resources upgrade, scheduled backups, data migration, and decommissioning operations.
• Handled incident tickets assigned and provided resolutions, documented and entered into Knowledge base. | service now.
• Managed Network Security Groups to control inbound and outbound access to network interfaces, VMs and subnets.
• Technology stack, Azure  Citrix Grafana  Kubernetes / EKS Lens  Oracle  WebLogic  Service now

Sri Lanka

• Level 1/ Level 2 technical support on systems troubleshooting / administration in Windows (Citrix) and Linux.
• Built and Delivered IFS product releases and oracle critical/middle tire patch deployments to internal and customer environments (including Azure cloud customers)/ Renew IFS product license and installation/.
• FSM | PSO Product installation and troubleshooting.
• Handled issues related to Kubernetes and docker for IFS cloud customers.
• Operational middleware products: WebLogic Server, JBoss, Microsoft IIS web server, Oracle Database, Microsoft SQL server, Nginx web server or Apache/OHS web server.
• Performed service upgrade, backups, data migration, and decommissioning operations.

Colombo

• Installed, tuned & managed Middleware, Database systems in different cloud platforms & datacenters.
• Provided operations support, release management and monitored production/non-production systems.
• Automated reputable tasks using bash/shell.
• Worked with Cloud team for continuous delivery (on-prem & cloud releases) | meet deadlines for cloud infrastructure set up and troubleshooting.
• Working with diverse web-based applications and learning management systems in a production, mission-critical environment diagnosing complex user, application, and/or systems problems.
• Writing excellent documentation to enable other team members and to aid new hire training to easily learn and support our platforms.

Colombo

• Managing in-house products.
• Develop Facebook applications and design web applications according to user requirements.
• Provide IT-related technical support to the employees.
• Technology stack, MYSQL  Laravel  HTML  PHP  Angular  Windows

Colombo Fort

• Maintaining the company website (https://www.slt.lk)
• Provide IT-related technical support to SLT public relationship division.
• Technology stack, MYSQL  HTML  PHP

Bsc Special(Hons) In Information Technology, Information Technology

• Graduated from Sri Lanka Institute of Information Technology. Bachelor of Science in Information Technology,(2014-2018)

Business/Commerce, General