Wai Mun's Resume

Wai Mun

SRE - DevOps

Male

Sales representative

Live in Malaysia

Nationality

SRE - DevOps
Ant International
2024.08-Current
(2 years)
Self Summary I'm currently working as a Cloud Engineer which has the exposure to cloud architecture. My interest is towards Cloud, for eg AWS and Azure. Would like to explore more opportunity on this area and I’m also keen to explore and learn about DevOps and automation for scripting. I do have experience in on-premises setup as well. Experience (1 year 11 months) - Delivered daily O&M support for banking clients (SG, TH, HK), monitoring system health, troubleshooting incidents, and minimizing downtime. - Provided 24/7 on-call support, performed root cause analysis, and maintained high availability of cloud resources. - Implemented disaster recovery plans, ensuring system uptime met SLAs. - Created and maintained technical documentation, runbooks, and incident reports. - Planned and executed production changes following best practices (testable,monitored, rollback-ready). - Optimized cloud and infrastructure costs through proactive monitoring and planning. - Upgraded Kubernetes clusters and applied security patches to enforce client security compliance. - Set up on-premise servers in a local data center, deploying and configuring Tomcat and Nginx. - Implemented secure OSS file synchronization with user isolation (chroot jail) and disabled SSH access. - Configured Keepalived for high availability (VIP failover) integrated with firewall routing. - Designed hybrid HA using Alibaba Cloud GTM for failover between cloud and on-premise systems. - Setup an AI chatbot to index and search internal documentation, enabling quick retrieval of key information (e.g., outbound IPs, access procedures).
Cloud Engineer Specialist
AIA Technology Shared Services (AIAIT)
2022.06-2024.08
(2 years)
2 years 3 months (2 years 3 months) - Assist in review client requirement and provision Azure services following group policy for different country, ID, PH, HK. - Involved in Cloud migration project for migrate on-premise applications to Azure Cloud which consist of VM, AKS, DB and file migration. - Assist in design and deploy dynamically scalable, high-availability and fault- tolerant architecture. - Provide BAU support to different country in manage network-related, virtualization or security requirements accordance with company security guidelines on Cloud Platform. - Lead AKS upgrade activities executed by Service Provider to ensure all systems are up to date. Identifying the best practices of Cloud architecture to support applications. - Participates in the Incident and Problem Management to review and identify the root cause of system incidences and provide resolutions to minimize unplanned system downtime.
Lead Analyst
Red Tree Ventures Sdn Bhd
2022.06-2024.08
(2 years)
(2 years 3 months) Malaysia
System / Cloud Engineer
Red Tree Ventures Sdn Bhd
2017.12-2022.06
(5 years)
(4 years 7 months) • Conduct application deep dive session and migrate on-premise application to AWS Cloud for a Financial Company. • Deploy infra architecture on Azure Cloud with Native Services. • Create Azure PowerShell script to auto scale resource capacity. • Consolidate multiple pfSense firewall config and migrate to new virtual appliance. • Network revamp project for client’s data center. • Create JMeter script and conduct load testing. • MSP project for Citrix Netscaler and F5 Load Balancer with one of the largest Telco company in Malaysia. • Provides 24/7 on-call support for managed service project to different clients which includes telco, financial and aviation company. • Setup HAProxy for one of the Telco company. • Setup in house monitoring tools for SOC. • Linux and Windows server provisioning via on premise and cloud. • Network troubleshooting via Tcpdump and Wireshark. • Create technical/operational documentation for client. • SSL certificate installation. • Configure Elastic Search and Kibana for application logging.
Software Engineer
Alphline Technologies Pte Ltd
2016.05-2017.05
(a year)
(1 year 1 month) • As a developer involved in several projects as a team lead and team members and one of the main developer for RPMS project, a Web based system for one of the largest pharmaceutical in the world which inherit with crystal report that allow user to manage their projects and resources efficiently. • Assisted in team development and contributed for bug fixes and enhancement. • Configure and monitor Windows services via Task Scheduler on Windows Server 2008 & 2012. • Set-up, configure, test and maintain application via IIS on Windows Server 2008 & 2012. • System deployment to staging and production which is using Windows Server 2008 & 2012. • Using a simple mechanism to back-up the system for each deployment. For example copy the system folder from “C://inetpub/wwwroot” to another backup folder before each deployment is made. • Monitoring and troubleshooting application via Event Viewer on Windows Server 2012. • Set-up new database and configure scheduled database backup, monitoring server health and ensure the health is in top notch via Microsoft SQL Server Management Studio 2012 & 2008. • Manually back-up database before each deployment is made. • Data migration via Microsoft SQL Server Management Studio. The data is come in a form of Microsoft Excel files. The data in the files is exported into SQL script using the VB Macro on Microsoft Excel. These SQL script will be run on the Microsoft SQL Server Management Studio to import the data into the database. • Installation of label printer service on Windows Server 2012. • Create and maintain programmatic and technical documentation to insure efficient planning and execution. • Using Microsoft Excel to create .dqy file to export data from database in Microsoft SQL Server Management Studio. • Liaise with client to sort out technical problem.
Web Developer
Fusionex Corp Sdn Bhd
2015.09-2016.02
(6 months)
Intern as a web developer which: • Assisted in project as a developer by using C programming. • Ensure the web application was well tested and assist on debugging the application.