Cletus Chofong
Development
MD, United States
Skills
DevOps
About
Cletus Chofong's skills align with Consultants and Specialists (Information and Communication Technology). Cletus also has skills associated with Programmers (Information and Communication Technology). Cletus Chofong has 7 years of work experience.
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Work Experience
DEVOPS ENGINEER
CDW
June 2022 - Present
- Participated actively in discovery sessions. Designed, build, and maintained tools to automate operational processes and support developer operations. Proficiently manage security protocols within AWS accounts, adept at configuring security groups, network ACLs, and fortifying server security. Possess extensive experience with AWS security services like AWS Shield, Guard duty, Security Hub, WAF, and IAM. Worked closely with software engineers and architects to establish, configure, test, and maintain operating systems, application software, and system management tools. Leveraged Terraform to orchestrate cloud services and setup cloud infrastructure. Set up Kubernetes clusters, and deployed applications on Redhat Openshift and EKS. Managed Cluster authentication and authorizations. Created and maintained fully automated Jenkins and Gitlab CI/CD pipeline. Scheduling periodic Jenkins jobs. Migrated repositories from Github to Gitlab Built and deployed Docker containers to break up monolithic applications into microservices, improved developer workflow, increased scalability, and optimized speed. Worked on and educate the development team to identify and remove performance bottlenecks, scaling chokepoints, avoid single points of failure, and to optimize our software and systems. Implemented Security best practices including multi factor authentication, access key rotation, role-based permissions, enforced strong password policy, configuration. Migrating IBM based workloads into AWS and GCP infrastructure
DEVOPS ENGINEER
AWS
May 2020 - June 2022
- TD Bank • Created and maintained fully automated CI/CD pipelines for code deployment using Jenkins intergraded with Github. • Actively managed, improved, and monitored cloud infrastructure on AWS, EC2, S3 and RDS, including backups, patches, and scaling. • Built and deployed Docker containers to break up monolithic applications into microservices, improved developer workflow, increased scalability, and optimized speed. • Architect, build, and maintain cost-efficient, scalable cloud environments for organization • Architected Dev/UAT/Prod environments by configuring VPCs, subnets, security groups, EC2 instances, load balancers, RDS, Route53, etc. • Designed and implemented highly available, scalable, and secure AWS Infrastructures using IaC tools such as Terraform/CloudFormation. • Use AWS direct connect to connect client on-premises to AWS datacenter. • Wrote custom Lambda functions to enable automation in environment. • Implemented Security best practices in AWS, including multi factor authentication, access key rotation, role-based permissions, enforced strong password policy, configuration. • Migrating on-premises based workloads into Cloud infrastructure •Decupled application codes by means of Dockerization and set up (EKS) kubernetes clusters for application deployment.
SOLUTIONS ARCHITECT/DEVOPS ENGINEER
DoorDash
April 2018 - May 2020
- Design tasks related to development of enterprise's solutions architecture. Direct identification and recommendation of appropriate solutions, upgrades, replacements, or decommissioning options incorporating business and technology productivity, usability, and TCO. Establish and stimulate software development standards and processes along with best practices to deliver scalable and high-quality software. Provide necessary leadership, analysis and consulting support Developed baseline VPC and Network design including leveraging VPN connectivity and Direct Connect Authored development guidelines to expedite application design efforts through ready-made frameworks. Managed provisioning of AWS infrastructures using CloudFormation and Terraform. Analyze organization's IT environment to detect critical deficiencies, and recommend solutions for improvement. Mentored team, sharing skills and expertise and encouraged each member to bring forward ideas and suggestions for improvement. Ensure top quality design reviews attaining business goals. Manages activities that take place during solution design, and solution implementation. Account for possible project challenges on constraints including, risks, time, resources, and scope. Directly assist development of solutions architecture program including departmental roadmaps and project portfolios for IT systems architecture. Develop and execute solutions which further reduce percentage of time spent on reactive work. Provide analysis of security protection technologies as necessary. Work closely with Information Technology professionals in company to ensure hardware is available for projects and working properly Provide supervision and guidance to development teams Assures solutions not only are fit for specific purpose but also closely align with standards guidelines of technology solutions Work closely with project management teams to successfully monitor progress of initiatives. Continually research current and emerging technologies and propose changes where needed. Application Delivery: Jira, Confluence, Jenkins, Bitbucket, AWS Code Commit. Involved in activities resolving branching and merging conflicts. Created and maintained fully automated CI/CD pipelines for deployment code on Gitlab using Jenkins for CI and Ansible for Deployment. Experienced in troubleshooting and automated deployment to web end application servers like WebLogic and Apache Tomcat Monitored end-to-end infrastructure using CloudWatch and SNS for notification Designed secured, cost optimized, highly available and fault tolerant infrastructure in AWS Implemented IAM best practices and role-based access control. Kubernetes (EKS) Cluster Authentication and authorization. Implemented AWS Organization to centrally manage multiple AWS accounts including consolidated billing and policy-based restrictions Managed provisioning of AWS infrastructures using CloudFormation and Terraform. Involved in supporting cloud instances running Linux and Windows on
AGILE COACH/SCRUM MASTER
AWS
January 2017 - March 2018
- Almost Home Health Services Organized and facilitated all scrum ceremonies and release planningincluding daily scrums, sprint planning, sprint reviews, backlog grooming and sprint retrospectives. Mentored teams, sharing skills and expertise and encouraged each member to bring forward ideas and suggestions for improvement. Coached scrum teams in agile best practices such as continuous integration, project transparency, code review, Jira ticket tracking, product visioning, self-organization and pair programming. Served as scrum master to 3 engineering teams (20+ people), helping build team consensus team discussions, promoting process improvements and resolving impediments/ conflicts when needed. Assisted development teams and Business Analysts to refine product functionality, communicating project progress, risks, and issues to product owners and stakeholders as needed. Collaborated with product owners and team members, to ensure product backlogs were consistently ordered and refined to achieve business needs Mentored teams, leading them to be self-organized with strong decision making, accountability and conflict resolution traits. Helped teams in estimating user stories to fit within capacity, keeping them focus during sprint planning ensuring team members understand sprint priorities, sprint goals and never over commit to work Consistently reminded teams daily about updating JIRA tasks for more accurate reporting and analysis of project burndown charts Motivate teams to work towards continuous improvement and delivering shippable products that deliver business value in every sprint.
Education
