Rizan Buhary
Kandy
Summary
An innovative DevOps expert with 10+ years of hands-on experience designing, implementing, maintaining, automating and optimizing mission-critical and cutting-edge deployments on multi-cloud platforms such as AWS, Azure and GCP
Overview
10
10
years of professional experience
1
1
Certification
Work History
Cloud DevOps Lead
Dygisec
Colombo
04.2022 - Current
- Performed duties in accordance with applicable standards, policies and regulatory guidelines to promote safe working environment.
- Proved successful working within tight deadlines and fast-paced atmosphere.
- Participated in continuous improvement by generating suggestions, engaging in problem-solving activities to support teamwork.
- Handle infrastructure and configuration management tools, code, and modules for purpose of streamlining implementation and supportability
- Build effective pipelines and enhance production infrastructure
- Highly focused on automating tasks and workflows to improve efficiency of systems and processes, leading to faster, reliable deployment
- Deploy functional solutions, such as creating, adopting, and implementing system test plans to ensure acceptable quality and integrity of systems
- Identifying and deploying cybersecurity measures by continuously performing vulnerability assessment and risk management
- Demonstrate exceptional scripting abilities, with competencies in Bash, Python, JavaScript, and TypeScript
- Develop and maintain architectural changes, enabling secure, robust containerized production environments
- Develop quality assurance procedures to minimize coding errors
- Mentoring and guiding team members
- Creation of software deployment strategies that allow engineers to successfully deploy systems and software in any environment
- Define DevOps strategy, architecture, industry trends, and best practices
- Research, test, and implement new metrics collection systems that can be reused and applied to deployments
- Ensure compliance of all IT systems with relevant accreditations
- Monitor performance of all systems and services to determine cost and productivity levels, and make recommendations for improving infrastructure
DevOps Engineer
Swivel Tech
Colombo
10.2021 - 04.2022
- Deployed, automated, maintained and managed DevOps infrastructure, to ensure availability, performance, scalability and security of infrastructure
- Worked alongside architecture and engineering teams to design and implement scalable systems
- Implemented continuous integration and continuous delivery (CI/CD) pipelines
- Suggested architectural improvements and recommended process improvements
- Researched, designed, and implemented shared services in cloud infrastructure
- Evaluated new technology options and vendor products
- Converted existing micro-service architecture into container-based architecture
- Setting up system observability through monitoring tools
- Integrated with 3rd party SaaS-based applications
- Implemented static code analysis and vulnerability scanning
- Automated and improved development and release processes
- Worked in cloud technologies and ported existing systems to cloud and automated them
- Involved in operational cycle design, implementation and automation of various software projects
- Helped to implement DevOps tools across organization and provided proactive support by monitoring DevOps infrastructure
- Helped to standardize continuous integration and continuous delivery tools and processes
- Troubleshot system and solved problems across multiple platform and application domains
- Versed in complete software life cycle from preliminary needs analysis to enterprise-wide deployment and support.
- Built, tested and deployed scalable, highly available and modular software products.
- Worked with cross-functional design teams to create software solutions that improved overall functionality and performance
- Monitored automated build and continuous software integration process to drive build/release failure resolution
- Automated and implemented system backup and recovery procedures
- Tuned systems to boost performance
Consultant IT
Virtusa
Colombo
09.2018 - 09.2021
- Provisioned, configured, administrated, and troubleshot cloud infrastructure (Azure/AWS)
- Configured and maintained CI/CD tools to automate testing and deployment
- Researched and developed tools for various project teams
- Managed and controlled codes in repositories
- Automated day-to-day tasks through scripts
- Collaborated with external partners or vendors to remediate support needs in effective and timely manner
- Performed troubleshoots to determine and resolve root cause of hardware and software issues
- Provided L2 and L3 technical support for global Virtusa across all regions
- Managed all production and Test servers of organization
- Maintained and administered Active Directory, DHCP and DNS, Office 365 and MS Exchange
- Maintained and troubleshoot patch management through Microsoft System Center Configuration Manager (SCCM)
- Installed, configured and troubleshoot server operating systems such as Windows and Linux in all cloud and on-prem
- Identified and Fixed OS and infrastructure level vulnerabilities in Windows and Linux environments
- Researched and evaluated new products and technologies
- Worked with Microsoft Intune Mobile Device Management (MDM) platforms
- Worked with Jamf, iOS device management platform
- Modified and implemented new processes to improve current workflows
- Acted as Incident manager during high priority and escalated P1 & P2 issues
- Stayed up to date on current and past incidents to maintain highest levels of customer service
- Documented all problems and solutions in Service Desk ticketing system
- Managed SLAs, MTTR, Ageing, CSAT and KB articles according to company standards through ServiceNow
- Followed ITIL standard, Incident, Problem and Change Management
- Groomed and mentored team members as well as shared knowledge and provided assistance as needed
- Transferred knowledge (KT) to various teams by creating and updating SOPs
- Wrote technical materials as needed
- Proposed technical feasibility solutions for new system designs and suggested options for performance improvement of technical components.
- Streamlined troubleshooting processes to improve system support and enhance communication between support team and end-users.
- Configured new systems and protocols according to strict company guidelines and employee preferences.
- Handled scripting tasks for debugging and automation using Python.
- Implemented firewalls, two-factor authentication and antivirus software
Senior Software Implementation Engineer
Duo Software
Colombo
04.2017 - 09.2018
- Implemented system in both on-premises and cloud environments
- Deployed, automated and infrastructure configuration in AWS, Google cloud
- Researched and developed reusable tools and scripts for task automation
- Liaised with clients to accurately determine system requirements and scope of work
- Coordinated with clients, system developers and project managers
- Prepared implementation plan and deployed consistent releases while maintaining SLA
- Assisted and guided technical support team to resolve critical issues
- Continuously monitoring, troubleshooting and fixing software and hardware issues
- Prepared environments for system demonstration
- Requirement gathering and Continuously Deliver
- Deployed system with High Availability
- Integrated third-party systems like Facebook, Twitter, Skype, and Viber to core system
- Prepared documents for support and maintenance
- Prepared UAT documents
- Conducted user training and knowledge-sharing sessions for both clients and internal teams
- Attended sprint planning and client meetings
- Quickly learned new skills and applied them to daily tasks, improving efficiency and productivity.
- Carried out day-to-day duties accurately and efficiently.
- Worked flexible hours; night, weekend, and holiday shifts.
- Proved successful working within tight deadlines and fast-paced atmosphere.
- Served customers and followed outlined steps of service.
- Resolved problems, improved operations and provided exceptional service.
- Improved operations through consistent hard work and dedication.
- Exceeded goals through effective task prioritization and great work ethic.
- Participated in team-building activities to enhance working relationships.
- Participated in continuous improvement by generating suggestions, engaging in problem-solving activities to support teamwork.
- Actively listened to customers, handled concerns quickly and escalated major issues to supervisor.
Software Implementation Engineer
Duo Software
Colombo
10.2013 - 03.2017
- Worked with technical staff on system audit to execute implementations on time and within functional parameters.
- Gathered new requirements and change requests given by client and prepared relevant documents
- Coordinated with 3rd party vendors like Cisco, NDS, and Nagra for system integrations
- Suggested and implemented feasible and better solutions for client's requirements
- Assisted on-site/offshore development team and implementation team with requirements
- Communicated with end-users, clarify system issues, and provided alternatives to accomplish task
- Maintained reliable customer relationships
- Attended internal/external audits. And provided system-related data if needed
- Provided onsite support with 24/7 on-call availability
- Inspected changes before client performed user acceptance testing.
- Performed various tests on processes and prepared documents.
- Installed, configured, tested and maintained operating systems, application software and system management tools.
- Provided 2nd and 3rd level technical support and troubleshooting to internal and external clients.
- Wrote and maintained custom scripts to increase system efficiency and performance time.
- Designed and implemented system security and data assurance.
Application Support Engineer
IPOSG
Colombo
12.2012 - 09.2013
- Maintained effective customer relationships and identified future business opportunities to support and strengthen corporation mission.
- Supported software integration and implemented maintenance enhancements.
- Monitored client systems and fixed all system-related issues
- Researched and troubleshoot customer issues
- Escalated unresolved issues/bugs to relevant internal teams by following standard procedures
- Provided prompt and accurate feedback to customers
- Documented knowledge in form of knowledge base tech notes and articles
- Partnered with development team on product development, application support plans and prototype programs.
- Communicated technical development stages and provided design support to businesses and other stakeholders encouraging participation for on-time execution.
- Addressed technical issues and guided end users through resolution.
- Improved application performance through optimization of flow processes.
- Contributed to continuous improvement and quality assurance tasks.
- Provided positive customer support training experience for completed applications.
Content Generator
Connect Lanka
Colombo
04.2012 - 12.2012
- Wrote and edited high-quality content and visually impactful programs under deadline pressure with exciting, captivating and authentic approach.
- Completed thorough research into assigned topics.
- Utilized exceptional writing, editing and proofreading skills to produce engaging and error-free content.
- Provided writing support in fast-paced environment for variety of public-facing materials.
- Formatted articles, blogs and webpages with HTML, photos and infographics.
- Collaborated with team of writers and content marketing strategists to create copy promoting clients' SEO, sales and thought-leadership goals.
- Strategized content based on Google Analytics data, geographical targeting and keyword planning.
- Produced original, creative content for promotional advertisements and marketing materials.
- Completed accurate and polished formatting in line with publishing standards prior to submission.
- Played instrumental role in creative planning and review sessions, working with resourceful team to elevate quality of content and designs.
Education
Master of Science - IT & Strategic Innovation
Kingston University
London09.2022
Bachelor of Science - Management Information Systems
University College Dublin
Ireland09.2014
Skills
- Cloud: AWS, Azure, GCP
- Automation: Terraform, ARM Templates, AWS CloudFormation
- CICD: Azure DevOps, GitHub Action, Jenkins, CircleCI, TeamCity, AWS CodePipeline
- Configuration Management: Ansible, SCCM
- Microservices: Docker, ECS, Kubernetes, EKS, AKS
- Monitoring: New Relic, Nagios, Prometheus, Datadog, CloudWatch, Azure Monitor
- OS and Server: Windows, Linux, Mac
- DatabasesDatabase: Microsoft SQL Server, Oracle, PostgreSQL, MongoDB
- Scripting Language: Python, Bash, PowerShell
- Markup Language: YAML, XML
- Web and Application Servers: JBoss, Apache, Tomcat, Nginx, IIS
- Message brokers: IBM MQ, RabbitMQ, Azure Scheduler, Apache Kafka
- Load Balancer: HAProxy, F5 Nginx
- Security: SonarQube, WAF, AWS Shield, CloudGuard(CPSM), Amazon Inspector, McAfee, Microsoft Defender
- Management: Azure Active Directory, O365, MS Exchange, MDM, JamF
- Source and Version Control: GitHub, GitLab, Bitbucket
- Project Management: Atlassian JIRA, ServiceNow, Trello
Certification
Microsoft Certified: Azure Administrator Associate
Credential ID 989871892
Timeline
Cloud DevOps Lead
Dygisec
04.2022 - Current
DevOps Engineer
Swivel Tech
10.2021 - 04.2022
Consultant IT
Virtusa
09.2018 - 09.2021
Senior Software Implementation Engineer
Duo Software
04.2017 - 09.2018
Software Implementation Engineer
Duo Software
10.2013 - 03.2017
Application Support Engineer
IPOSG
12.2012 - 09.2013
Content Generator
Connect Lanka
04.2012 - 12.2012
Master of Science - IT & Strategic Innovation
Kingston University
Bachelor of Science - Management Information Systems
University College Dublin
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