William Kamdem
Development
Virginia, United States
Skills
DevOps
About
WILLIAM F. KAMDEM's skills align with Programmers (Information and Communication Technology). WILLIAM also has skills associated with System Developers and Analysts (Information and Communication Technology). WILLIAM F. KAMDEM has 9 years of work experience.
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Work Experience
DEVOPS ENGINEER
AMERICASH
May 2018 - June 2021
- * Set up fully automated DevOps CI/CD pipeline for app deployment life cycle. * Maintained and implemented best practices in CICD Tools. * Defined and utilized Docker Compose to orchestrate multi-container applications, simplifying the deployment of complex services. * Configured Docker Volumes to provide persistent storage for stateful applications, ensuring data integrity and scalability. Managed Docker containers for application deployment, configuration, and isolation, ensuring consistency in different stages of the development lifecycle. * Utilized Terraform variables to parameterize configurations, enhancing flexibility and reusability across different environments. * Creation and Managing Kubernetes resources, logging, monitoring and troubleshooting of Kubernetes. * Configured Persistent Volumes and Persistent Volume Claims to provide scalable and persistent storage for stateful applications. * Utilized ConfigMaps to manage configuration data and Secrets to secure sensitive information in Kubernetes environments. * Implemented Kubernetes Services to expose applications internally and externally, ensuring seamless communication between microservices. * Configured Terraform Providers for various cloud platforms, ensuring seamless integration with cloud services. * Monitoring CPU, RAM, Disk, Storage Space, Server Health, Network and troubleshooting the performance issues. * Integrated Prometheus and Grafana with CI/CD pipelines for end-to-end visibility into the software delivery process. * Implemented Prometheus and Grafana for monitoring and visualization. * Responsible for Deploying the AWS resources using Terraform. * Documented processes and procedures for knowledge sharing and onboarding new team members.
ORACLE DATABASE ADMINISTRATOR V
BANK OF AMERICA
April 2015 - March 2018
- * Support, monitor databases from 11g to 19C. * Worked on Performance tuning using SQL Tuning Advisor, Access Advisor, SQL Profiler and SQL Optimizer. * Monitored different databases and application servers using Oracle Enterprise Manager (OEM) 13C. * Refresh data with Export, Import, Data Pump and SQL* Loader utilities. * Design, configure and monitor RAC. * Migrate database from 11g, 12c to 19C and EXADATA using RMAN, DATAPUMP, and Transportable Tablespace. * Proactively check for tablespace and ASM to avoid storage and memory issues. * Worked on manual switchover & switchback from primary to standby & standby to primary in Data guard configuration. * Monitored different databases and application servers using Oracle Enterprise Manager (OEM) 13C. * Scheduled Jobs on Crontab and AUTOSYS for monitoring. * Supported the implementation and maintenance of bidirectional replication solutions using Goldengate. * Upgrade and quarterly patch databases. * Worked on Performance tuning using SQL Tuning Advisor, OEM, EXPLAIN PLAN, AWR, ADDM, Access Advisor, SQL Profiler and SQL Optimizer. * Support for deployment on Production. * Involved in 24×7 Oracle Production Database Administration.
DEVOPS ENGINEER
PFIZER
June 2021 - Present
- * Orchestrated CI/CD pipelines using AWS CodePipeline, AWS CodeBuild, and Jenkins. * Designed and implemented Jenkins CI/CD pipelines for multiple projects, utilizing Jenkinsfiles and integrating with version control systems. * Creating highly available and scalable infrastructure in AWS by using various AWS services like EC2, VPC, ELB, RDS, Route53, Security Groups, Network Access Controls, AWS Elastic Load Balance, Cloud Watch, Cloud Formation Templates and Auto scaling. * Configured and maintained Kubernetes clusters, ensuring high availability and scalability. * Provisioned and managed AWS infrastructure using AWS CloudFormation and Terraform. * Orchestrated application deployments using Kubernetes Deployments (Blue Green), enabling rolling updates and rollbacks with minimal downtime. * Build docker images through Dockerfiles with best practices. * Designed and implemented monitoring and alerting system using AWSCLOUDWASH, New Relic, Prometheus and Grafana. * Automated infrastructure provisioning and configuration management using Terraform and Ansible and Puppet, leading to improved scalability and consistency. * Created Docker images for various applications, optimizing image size and ensuring consistency across environments. * Managed Docker containers for application deployment, configuration, and isolation. * Implemented IAM policies and roles for secure and controlled access to AWS resources. * Implemented Infrastructure as Code (IaC) best practices. * Implemented Ingress controllers for routing and load balancing in Kubernetes environments. * Orchestrated applications using Kubernetes, defining and managing Pods, Deployments, Services, ConfigMaps, and Secrets. * Develop and maintain documentation for system architecture, procedures, and best practices. * Created and utilized Terraform Modules to encapsulate and reuse infrastructure configurations, promoting code modularity. * Leveraged Terraform Data Sources to retrieve information from existing infrastructure, enhancing dynamic configuration capabilities. * Defined Terraform Resources to provision and manage infrastructure components, ensuring consistency and version control. * Utilized Terraform Modules for code reusability and maintainability. * Defined and managed Prometheus alerting rules to proactively detect and address system issues before impacting users. * Configured Prometheus scraping and service discovery to monitor dynamic environments with ease. * Created and customized Grafana dashboards for visualizing key performance indicators and system metrics. * Integrated Grafana with various data sources, including Prometheus, to provide comprehensive monitoring insights. * Implemented templating in Grafana dashboards for dynamic and user-friendly data visualization. * Mentor junior team members and provide technical guidance. * Implemented log aggregation and analysis using the ELK stack (Elasticsearch, Logstash, Kibana). * Designed and implemented high-performance and scalable database solutions using AWS Aurora, ensuring optimal performance for critical applications. * Utilized AWS DynamoDB to build serverless applications, enhancing data accessibility and enabling real-time, low-latency responses. * Executed the deployment and management of AWS EKS clusters, facilitating seamless container orchestration and scaling for microservices applications. * Performance tuning and optimization activities, enhancing the responsiveness of database systems. * Implemented backup and recovery strategies for databases, ensuring data integrity and compliance with industry standards. * Managed and optimized Postgres and Oracle databases, ensuring efficient data storage, retrieval, and system performance. * Collaborated with development teams to design database schemas. * Participated in On-call rotation.
Education
computer science UNIVERSITY OF YAOUNDE
BSc
