Summary
Overview
Work History
Skills
Certification
Timeline
Generic

Nixon Mulbah

San Antonio,TX

Summary

Industrious Dev Operations Engineer with a background in IT with comprehensive experience creating CI/CD pipelines, scripting deployment activities, and implementing cloud infrastructure. Committed to proactively managing change and quickly deploying critical applications. Expertise in deploying and managing internal proprietary applications on Kubernetes and AWS. Skilled in automating management and maintenance processes using Terraform and Ansible. Capable of troubleshooting complex issues and serving as a leader and mentor for other members of the Engineering team.

Overview

15
15
years of professional experience
1
1
Certification

Work History

Senior DevOps Engineer

Apple Inc.
06.2021 - 08.2023
  • Developed and maintained Kubernetes clusters, ensuring high availability and scalability for proprietary applications
  • Built services through combination of Terraform to provision infrastructure and Ansible to bake images; all coordinated with GitHub
  • Reduced deployment time by over 50% by automating the provisioning and configuration of infrastructure using Terraform.
  • Monitored automated build and continuous software integration process to drive build/release failure resolution.
  • Implemented monitoring solutions to improve system performance and availability, using Prometheus, Grafana, and Splunk
  • Developed and maintained documentation, including system architecture diagrams, standard operating procedures, and troubleshooting guides for CI/CD pipelines and related systems
  • Collaborated with cross-functional teams to drive DevOps culture and practices, including Agile methodologies and DevSecOps principles.
  • Participated in on-call rotations and resolved critical incidents in a timely manner, ensuring minimal impact on production systems

DevOps Consultant

ZOD Infosystem
05.2020 - 02.2021


  • Configured and maintained cloud infrastructure, including virtual machines, storage, networking, and security using Google Cloud Console and AWS Management Console
  • Designed and implemented AWS infrastructure for multiple clients, resulting in a cost reduction of up to 40% through the use of reserved instances and spot instances
  • Actively assisted in deploying, managing, and monitoring applications on Google Kubernetes Engine (GKE) within Google Cloud Platform (GCP), ensuring optimal performance and availability.
  • Created and managed environments for testing, staging, and production, using containerization technologies such as Docker and Kubernetes Created Dockerfiles and automated docker image creation using Jenkins and Docker.
  • Automated infrastructure provisioning on AWS using Terraform and Ansible.
  • Employed Ruby's ActiveRecord for efficient database management, ensuring data accuracy and reliability.
  • Leveraged Ruby to build complex backend functionalities, including product catalog management, order processing, and secure payment gateways.

Software Consultant

NBME
03.2019 - 05.2020
  • Migrated legacy applications to Microsoft Azure Cloud PaaS by setting up CI/CD pipelines on VSTS
  • Created WebApps on Azure Cloud for deploying web applications using VSTS pipelines.
  • Configured and managed Azure infrastructure using Azure Resource Manager (ARM) templates and PowerShell scripts
  • Reduced team defects rate by 30% by introducing TDD in first 3 months.
  • Implemented security scans and code quality checks using tools like SonarQube, Veracode, and OWASP ZAP
  • Dockerized application by creating Dockerfile and automated docker image creation, image push into docker registry.

DevOps Engineer

Prince Tech Solutions
02.2017 - 03.2019
  • Monitored automated build and continuous software integration process to drive build/release failure resolution.
  • Developed Ruby applications and scripts to create cross-platform tools and integrations, enhancing user experience and streamlining processes.
  • Worked with cross-functional design teams to create software solutions that improved overall functionality and performance.
  • Extensive hands-on experience with Ruby on Rails framework, building robust web applications and APIs.
  • Automated the deployment of 40+ cloud servers using Docker, Kubernetes, and AWS with the help of java and python
  • Continuous Performance Management. Measuring performance and working with developers and QAs to improve it (Metrics, Gatling, Scala, JVM)
  • Collaborating with and providing assistance to engineering teams as we work together to create new and enhance existing solutions

Java Developer

Prince Tech Solution
06.2016 - 03.2017
  • Designed, developed, and implemented Java-based applications according to business requirements.
  • Used Spring framework for dependency injection, MVC design, and integration with RESTful web services.
  • Wrote unit and integration tests using JUnit.
  • Automated end-to-end tests with Selenium.
  • Integrated code into a shared repository frequently and deployed using Jenkins, Maven, and Gradle.
  • Participated in system design discussions, offering architectural insights and recommendations.
  • Proposed and integrated new technologies or methodologies to improve the software development process.

Developer Intern

Prince Tech Solutions
04.2014 - 06.2016
  • Prepared and submitted reports and other documentation to assist development team members.
  • Collaborated effectively with members of software development team and personnel in other departments.
  • Learned about software development methodologies and best practices, such as Agile and Scrum
  • Gained experience with various programming languages and technologies, including Python, Java and C++
  • Worked independently and collaboratively to complete assigned tasks and projects.

Youth Coordinator

Christ Apostolic Church Mountain Of Redemption
01.2009 - 01.2015
  • Supervised activities and events for large groups.
  • Created safe and positive environment conducive to learning and activities.
  • Designed and implemented engaging youth programs that promoted spiritual growth,
    community involvement, and personal development.
  • Identified appropriate films and documentaries to be shown for all audiences.
  • Organized and led youth events, including retreats, workshops, and community service projects,
    fostering a supportive and inclusive environment.
  • Collaborated with church leadership and community organizations to expand youth outreach
    initiatives and increase program participation.

Technical Support Intern

Childrens Hospital Of Philadelphia
01.2013 - 03.2014
  • Resolved technical issues for hospital staff, enhancing system reliability and user satisfaction.
  • Conducted staff training on new software and hardware, ensuring smooth technology
    adaptation.
  • Assisted in maintaining and upgrading hospital information systems, improving performance
    and data security.
  • Managed tech support help desk, providing prompt solutions to minimize operational
    downtime.
  • Answered and directed telephone calls to correct staff member.
  • Sorted and routed mail and packages to recipients.

Sales Associate

H&M Hennes & Mauritz
08.2011 - 01.2013
  • Organized racks and shelves to maintain store visual appeal, engage customers, and promote specific merchandise.
  • Helped customers locate products and checked store system for merchandise at other sites.
  • Prepared merchandise for sales floor by pricing or tagging.
  • Rotated stock and restocked shelves to maintain product availability and store appearance.
  • Collaborated with team members to maintain store appearance and efficiency, resulting in a
    well-organized shopping environment.
  • Provided outstanding customer service, ensuring a positive shopping experience and addressing
    customer inquiries effectively.

Skills

  • AWS
  • Google Cloud Platform (GCP)
  • Python
  • Jenkins
  • Shell
  • Ansible
  • Terraform
  • Kubernetes
  • Docker
  • Linux
  • Networking
  • Cloud Formation
  • PowerApps
  • Appian
  • Dataverse

Certification

  • CompTIA Security+, CompTIA (2023)
  • Certified Kubernetes Adminstrator, The Linux Foundation (2023)
  • Certified Solutions Architect, Amazon Web Services (2021)
  • Certified DevOps Professional, Amazon Web Services (2021)
  • CompTIA Network+, TestOut Corporation (2015)

Timeline

Senior DevOps Engineer

Apple Inc.
06.2021 - 08.2023

DevOps Consultant

ZOD Infosystem
05.2020 - 02.2021

Software Consultant

NBME
03.2019 - 05.2020

DevOps Engineer

Prince Tech Solutions
02.2017 - 03.2019

Java Developer

Prince Tech Solution
06.2016 - 03.2017

Developer Intern

Prince Tech Solutions
04.2014 - 06.2016

Technical Support Intern

Childrens Hospital Of Philadelphia
01.2013 - 03.2014

Sales Associate

H&M Hennes & Mauritz
08.2011 - 01.2013

Youth Coordinator

Christ Apostolic Church Mountain Of Redemption
01.2009 - 01.2015

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