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Flag of Sri Lanka Welimada, Sri Lanka
Member since March 16, 2020
2 Recommendations


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✅ HIGHEST EXPERIENCED and EXPERT Database Administrator Freelancer. specializing in SQL Server DBA, SAP SQL Anywhere, My SQL, Azure, AWS, Azure, Mongo Db, Postgre DB, Magento, MS Access, SQLite, Oracle DBA. DB Database Development, & Business Intelligence Development (Data Engineer). ✅ HIGHEST EXPERIENCED and EXPERT System & Network Administrator Freelancer. specializing in Windows, Windows Server(2008, 2012, 2016, 2019), Mac OS, Linux Servers(Centos, Ubuntu). "OVER 9+ YEARS EXPERIENCE " I have worked with ✅High Profile Clients✅ in my Career, including the following to illustrate some of them: ✅ AAA Communication Inc. USA ✅ E SOFT Metro Campus ✅ New Universe Corporate Clothing (PVT)Ltd. Sri Lanka ✅ Al Bardi Trading CO. Doha-Qatar ✅ PC Bug Computer Systems. Sri Lanka ✅ West Wind Clothing (PVT)Ltd. Sri Lanka Expert Level ability with : • Operating systems : Red Hat Versions (5, 6, 7), Solaris Versions (10, 11), Ubuntu, Backtrack, Kali, Onion, Cisco IOS • Amazon AWS : EC2, S3, RDS, VPC, load balancing, auto-scaling groups, Route53, IAM, cloudwatch, cloudformation, SES, SNS • CI/CD : Jenkins, IBM Bluemix DevOps Services, CirlcleCI, Tutum,Docker • Management : Red Hat Network Satellite (5, 6), Oracle Ops center (11g, 12c) , Puppet (3.x) • Web & Application servers : Apache, Nginx, Tomcat, IIS • Databases : MySQL, PostgreSQL, Oracle • Development Environments : git, gitlab, svn • Open stack : Nova, Swift, Cinder, Neutron, Horizon, ,Keystone,Glance ,Ceilometer, Heat • Virtualization : Solaris Ldoms, OVM, RHEV, Vmware, KVM, OpenVZ, Jukebox, ThinApp • High Availability : Red Hat cluster suite, RAC, MySQL cluster, CLVM, GFS , Multipathing, bonding, IPMP • Backup & Archiving : Symantec Netbackup, Enterprise Vault • Domain Controllers and Authentication : Red Hat DS, Kerberos, RADIUS, Active directory, Samba4 , Samba3 + LDAP backend • Storage technologies : SCSI, ISCSI, SAN, NAS, LUNS, ZFS • Main Servers : DHCP, DNS, NTP • Remote connection : Openssh, PPTP, RAS • Monitoring : Zabbix • File Servers : Samba Versions(3, 4), NFS, FTP • Firewalls & security : IPtables, SE-Linux, snort IDS, Squid proxy server • Routing Protocol (OSPF, EIGRP, IGRP, and RIP), Routed Protocol (TCP/IP), IPv6, WAN technologies, NAT, PAT, VTP, VLANs, ACLs • Applications : Wordpress, Joomla, Magento, Oscomerce, Plesk, Cpanel,Webmin, Sugarcrm,Moodle, MediaWiki, MediaTomp, OpenERP, WHMCS, BigBlueButton • Programming languages: Shell scripting, PHP+MySQL,Python, ASP.Net, C#, VB.Net I pride myself in my ability to intuitively gather, interpret and understand your requirements. I am eager to work with you, to provide reliable, consistent, and High-Level solutions to Windows/Other OS challenges. Please contact me, so we can discuss how we can work together to FULLY meet your Business Needs!
$50 USD/hr
9 reviews
  • 100%Jobs Completed
  • 90%On Budget
  • 100%On Time
  • N/ARepeat Hire Rate

Portfolio Items

Recent Reviews


SQL Server DBA | BI Developer | Senior Full Stack Developer

Apr 2019

- SQL Server DBA & Business Intelligence Developer with extensive experience in all versions of SQL Server 2000 - 2019, supporting requirements for over 128 Countries Globally. - Developing iOS and Android Apps - Developing Back Ends Using PHP, Java, JavaScript, Asp.Net..etc - Troubleshooting and Error solving PC, VM,HyperV, Mac, Software’s, Apps,Networks…etc - Supporting as a System and Network Administrator

IT System Administrator | Network Administrator

Mar 2015 - Aug 2017 (2 years)

Developed and produced custom SQL queries, as well as reports within the SCCM SQL server database. Managed 6,000+ Windows Machines and 1,500+ Apple devices. Installed, configured, and maintained all network infrastructures across 23 locations including Avaya and Nortel Systems. Administered over 60 Windows 2003, 2008, 2008 R2, 2012 and Mac servers consisting of both physical and Microsoft Hyper-V virtual. Proactively monitored web traffic via Barracuda Web Filter.

Operations Director, Owner

Mar 2012

Working Areas - Developing iOS and Android apps over online working flat forms - SQL Server DBA, Database Development, Data Warehouse Development, Business Intelligence, and Training Consulting Services for Clients: - Developing Websites using PHP, Java, JavaScript, [login to view URL], WordPress,Wix - Providing System & Network Support

LAN Service Technician

May 2007 - Aug 2008 (1 year)

Troubleshot and repaired all technology based equipment at 23 locations, which includes 7,500+ machines. Installed, repaired, maintained, and upgraded desktops, laptops, printers, VoIP phones, access points, projectors, iPads, and many other devices as well. Assisted staff and students with technology equipment. Served a leading role in migrating numerous schools from Windows XP to 7. Led and completed numerous projects, as delegated from Management. Resolved 2,000+ end user support tickets.


Bachelor of Science (B.S.), Computer science | Esoft

2010 - 2013 (3 years)

Bachelor of Engineering (B.Eng.), Software Engineering | Esoft

2007 - 2010 (3 years)


SEO 2016: Technical SEO Factors Training for Websites (2008)

Esoft Metro Campus

In depth training on the following SEO topics: 1.) H Tag Optimization 2.) Meta Descriptions 3.) User Experience + Brand Factor 4.) Domain SEO Visibility 5.) Keywords in Domain Names 6.) HTTPS 7.) Search Volume of Domain Name 8.) Flash Content 9.) URLs 10.) Site Speed vs. Page Speed


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