Segun Adebayo
Senior DevOps Engineer
Summary
Industrious Dev Operations Engineer offering 5-year background setting up CI and CD pipelines and scripting deployment activities. Well-rounded and conscientious professional committed to proactively managing change and quickly deploying critical applications. Expertise in configuration management and Agile, Scrum and Waterfall methodologies.
Overview
7
7
years of professional experience
6
6
years of post-secondary education
1
1
Certification
3
3
Languages
Work History
Senior DevOps
Rova at London
8 2022 - Current
- Identify opportunities for process improvement and automation in the software development lifecycle to increase efficiency and productivity
- Identified current bottlenecks and manual processes in the existing infrastructure, and then created an Assessment analysis document for the business to understand where they are, and where they should be as a company design a roadmap to assist in the process of revamping the entire infrastructure to ensure the current business process is not impacted and ensure a successful and smooth migration
- Design and Implementation of Highly available, scalable, and cost-saving infrastructure in Google Cloud Platform (GCP) using Terraform, GitHub Actions, and Terraform state cloud
- Implement GitOps Process using Argocd, Helm, and Kustomize
- Introduce the first line of defense by fine-tuning firewalls and introducing VPNs
- Design a DevSecOps Roadmap for the Business to tighten and harden the entire Infrastructure and improve Developers code
- Support developers in day-to-day operations to ensure easy use of the infrastructure and deployment process.
Lead Mentor and DevOps Engineer
DAREY.IO at Colchester
03.2020 - 07.2022
- Monitor and improve real use case projects for students learning DevOps on the platform
- Troubleshoot and provide solutions to blockers for students implementing projects on the platform
- Deploy infrastructure in AWS using Terraform
- Load balancer Solution with Nginx and SSL/TLS
- Implemented Ansible script to configure Infrastructure in AWS cloud
- Disk Management with Logical Volume Management Deployed a WordPress server on an EC2 instance
- Discussing and architecting new solutions to Improve operations in the team
- Provide Career advice for new students joining the platform
- Hands-on experience writing Ansible playbooks and roles
- Hands-on experience in Branching, Merging, and Pushing using GIT, using webhooks for integrating with continuous integration tools like Jenkins
- Experience provisioning AWS cloud resources with Terraform
- Developed and maintained multiple Terraform modules to support automated cloud infrastructure
- Experience with managing multiple environments from Dev to Prod, using Terraform 'tfvars' and 'workspaces' across multiple projects
- Experience using Ansible and Ansible Tower as Configuration management tools, to maintain Roles, Inventory Files, and Groups Variables
- Experience configuring Dynamic Volume management using LVM, Logical, and Physical Partitions
- Experience in utilizing Amazon AWS cloud includes services like EC2, EKS, KMS, S3, VPC, ALB, IAM, Cloud Watch, ASG, ACM, ROUTE53 and maintaining them through Terraform
- Implementing security best practices with Security Groups, and IAM
- Provisioning cloud resources with Terraform, utilizing DynamoDB for atomic locking and S3 for Backend
- Implemented Autoscaling, and launch configurations, for cloud provisioning
- Experience with Jenkins CI/CD with Jenkinsfile
- Design and Implementation Git branching strategy
- Design and Implementation of DevOps pipeline using tools like Gitlab-CI, Helm Kustomize, scaffold, Terragrunt and ArgoCD to migrate an Application from WordPress to EKS.
FREELANCE DevOps Engineer (Remote)
11.2019 - 02.2020
- Experienced in designing and implementing container orchestration systems with Docker, and Kubernetes; creating pods, config Maps, and deployments
- Experience developing Ansible playbooks for automated deployments and configuration of RHEL servers for test and prod environments, as well for BAU tasks
- Implementation of complete solution on AWS by leveraging various AWS services including EC2, VPC, AMI, Route 53, S3, RDS, Security Groups, ELB & IAM
- Full lifecycle implementation from requirements analysis, platform selection, technical architecture design, application design, and development, testing, and deployment
- Automating code builds and deployments using Jenkins, Git, Docker, Ansible, Terraform
- Managed Physical volumes, Volume Groups, and Logical volumes using Logical Volume Manager
- Troubleshooting and analysis of hardware and failures for various RHEL servers with log file analysis
- Scheduled the Linux Cron jobs and Jenkins jobs for build automation.
DevOps Engineer (Internship)
SAVANNAH ENERGY at Nigeria
01.2019 - 08.2019
- Building automated infrastructure with Terraform
- Reusing official modules and developing and refactoring custom modules to support unique business requirements Implemented automated deployments into the Kubernetes cluster
- Packaging deployments with Helm, and managing releases to production
- Experience with Jenkins As Code
- GitOps and Continuous Delivery pipelines experience with ArgoCD
- Experience Building and Managing Production-ready Kubernetes clusters the hard way (Without Managed Service Offerings like EKS)
- Experience managing multiple Kubernetes clusters with RKE/Rancher
- Experience upgrading AWS EKS cluster from v1.17 to v1.20
- Implemented Datadog logging in Kubernetes
- Developed IAC with Terraform to provision the secure infrastructure on AWS
- Built EKS cluster using terraform
- Built the entire continuous integration and continuous delivery solution with Jenkins Configuration as Code
- Design and Implementation Git branching strategy
- Design and Implementation of DevOps pipeline using tools Github and Jenkins
- Converting Jenkins freestyle project to Multibranch pipeline project with the use of Jenkinsfile
- Gap Analysis and Assessment of Build and Release Pipeline.
DevOps Engineer (Internship)
Browtech Ltd Nigeria at Nigeria
01.2018 - 09.2018
- Implement and maintain an automated deployment process for delivering software updates and patches across different environments
- Design and implementation of a full CI/CD pipeline using Jenkins
- Maintenance and improvement of Docker files
- Migrating AWS infrastructure into Terraform
- Using Helm to deploy applications into a Kubernetes cluster
- Use Terraform to build infrastructure in AWS while using Ansible as the configuration management tool
- Use Terraform to create AWS EKS.
Network Administrator (Internship)
SWIFT NETWORKS LTD
07.2017 - 12.2017
- Logging into switches and routers to perform root cause analysis for downtime on the network
- Study and review the network map to ensure it is up to date
- Ensure Base station engineers fix all downtime on the network within a short period of time
- On-call rotation with vendors to ensure optimal performance of network devices
- Give technical assistance to customers and colleagues
- Give weekly report to Line supervisor.
Education
B.Eng. (Hons) - Electrical and Electronics Engineering
Federal University of Technology Akure
10.2013 - 05.2019
Skills
Helm
ArgoCD
CI/CD Pipelines
Cloud Infrastructure
Automation
Scalable Infrastructure
Agility
Linux Administration
Scripting Languages
Monitoring and Logging
Infrastructure Automation
Configuration Management
Containerization Technologies
Cloud Computing Expertise
Microservices Architecture
Disaster Recovery
Continuous Improvement
Virtualization Technologies
Problem-Solving
Cloud Computing
Amazon Web Services
Multitasking Abilities
Build releases
Creative Problem-Solving
Analytical Skills
JIRA
Agile
Virtualization
Linux Environments
Reliability
System Administration
Source and Version Control: Git, Github
Organizational Skills
Adaptability and Flexibility
Idea Development and Brainstorming
Continuous Integration Systems
Python and C
Security Planning
Requirements Gathering and Analysis
Relationship Building
Professionalism
Creative and Innovative
Self Motivation
Cross-Functional Teamwork
Team Collaboration
Teamwork and Collaboration
Solutions deployment
Certification
AWS certified solutions Architect - Associate, AWS, 11/01/21, 11/01/24
Accomplishments
- Supervised team of 5 staff members.
- Documented and resolved bottlenecks in production which led to improved production deployment process and reduced deployment time.
- Achieved mentorship and guidance for DevOps trainee by completing tutorail videos with accuracy and efficiency.
Timeline
Lead Mentor and DevOps Engineer
DAREY.IO at Colchester
03.2020 - 07.2022
FREELANCE DevOps Engineer (Remote)
11.2019 - 02.2020
DevOps Engineer (Internship)
SAVANNAH ENERGY at Nigeria
01.2019 - 08.2019
DevOps Engineer (Internship)
Browtech Ltd Nigeria at Nigeria
01.2018 - 09.2018
Network Administrator (Internship)
SWIFT NETWORKS LTD
07.2017 - 12.2017
B.Eng. (Hons) - Electrical and Electronics Engineering
Federal University of Technology Akure
10.2013 - 05.2019
Senior DevOps
Rova at London
8 2022 - Current