Welcome to my portfolio website! My name is Mathew Nnang, and I am a Cloud Support Engineer with 6 years of experience in the IT Industry. I have always had a passion for the IT Industry, and I love nothing more than enabling cloud-native applications optimally get deployed to cloud infrastructures in a continuous integration and deployment/delivery technique. Throughout my career, I have worked with a wide variety of clients, from small businesses to multinational corporations and I am proud to say that I have always delivered exceptional results.
My portfolio showcases some of my work around the Cloud DevOps domain, including operationalizing and monitoring an Employer App developed in Typescript, deploying a web application on an Apache web server running on EC2 instances via the AWS CloudFormation IaC model, and operationalizing a Machine Learning Microservice API trained to predict housing prices in Boston using Kubernetes. Each project was a unique challenge, and I am thrilled with the way they turned out. I believe that my work speaks for itself, and I am confident you will be impressed with its source codes.
Proficient in Continuous Integration tools like Jenkins, CircleCI, Azure DevOps, and GitHub Actions, as well as Continuous Deployment/Delivery tools including AWS CodePipeline, Azure DevOps, GitHub Actions, and CircleCI.
Proficient in developing, deploying, and managing Azure resources using CLI, Portal, and ARM Templates. Skilled in Azure areas such as API Management, Cloud Service, Blueprint, Policy, Functions, and Azure Kubernetes. Also experienced in utilizing AWS services like EC2, S3, VPCs, Route 53, and CloudFormation to deliver robust applications.
Strong understanding of file systems, boot processes, networking concepts and protocols (e.g. TCP/IP, DNS, DHCP, VPNs), user and group management (permissions/access control), system resource management (CPU, memory, disk space, network bandwidth), and troubleshooting system and application issues (server crashes, network connectivity, software bugs).
I possess a strong understanding of virtualization and containerization, with expertise in Docker for containerizing applications and Kubernetes for orchestrating containers sourced from Docker Hub or Azure Container Registry.
Experienced in utilizing a variety of monitoring and visualization tools for scraping and collecting time-series data, as well as observing and analyzing both application and infrastructure metrics. Proficient in tools such as Prometheus, Azure Monitor, DataDog, and Azure Application Insights (primarily for application monitoring).
Highly proficient in utilizing Azure Bicep, ARM Templates, CloudFormation, and Terraform to deploy resources, along with Ansible for server configuration and management.
Highly skilled in Python programming language and Django web framework.
Experienced in database design and management using PostgreSQL, MySQL, and MongoDB.
I possess essential team soft skills, including strong communication, collaboration, problem-solving, leadership, time management, adaptability, and a commitment to continuous learning.
Tek Experts (Microsoft), EMEA Remote | Feb 2023 - Present
Design and implement cloud infrastructure using Terraform to efficiently provision Windows servers, virtual networks, subnet instances, standard public IPV4, databases, and storage accounts. This optimized approach reduces human error/effort by over 90% and saves 20% on infrastructure costs, enabling uniform redeployment as needed. The seamless implementation is compatible with leading Cloud platforms like Microsoft Azure and AWS.
Efficiently implement CI/CD pipelines with Azure DevOps (Pipeline), Jenkins, or CircleCI, automating app deployment, testing, and releases. Expertly manage containerized apps with Docker and Kubernetes, achieving 40% earlier error detection and over 30% improved deployment reliability.
Efficiently collaborate with development teams to optimize cloud resources and applications, delivering performance and cost improvements through strategic resource deployment and auto-scaling. Consistently achieve over 98% CSAT ratings in 25+ premier tickets monthly, generating an estimated 13000 USD in vendor incentives.
Collaborate seamlessly with cross-functional teams, resolving technical issues promptly. Conduct security assessments, implement IAM roles and policies, and adhere to industry best practices to bolster security. Achieve over 30% increase in customer confidence and retention rate.
Expertly train and mentor new hires and junior engineers in internal and third-party tools (Prometheus, AWS cloud, Docker, Kubernetes), support processes, and best practices. Achieve consistent 20%+ monthly satisfaction on client/customer surveys for the same engineers.
Tek Experts (Microsoft), EMEA Remote | Jun 2021 - Feb 2023
As a Microsoft Azure Developer, I collaborated with Microsoft partners and global customers in the EMEA time zone, delivering cloud solutions like Azure API Management service, Azure Batch, Azure Cloud Service resource, Azure Policy, Infrastructure as Code with Azure Resource Manager, and serverless environments. I served as the primary technical contact, achieving an impressive 96% success rate in resolving over 1000 Service Requests, demonstrating my expertise in handling advanced technical troubleshooting for complex cloud infrastructure deployment and configuration issues.
Proficiently designed and implemented diverse applications on Azure stacks, prioritizing security, high availability, fault tolerance, and auto-scaling through Infrastructure as Code. Expertly managing APIs across App Services, Function App, Logic App, or as Open API Swagger specifications, achieving an 85% increase in efficiency by centralizing API management through API Management Gateways.
Facilitated training sessions for new hires around technical areas of support and served as an escalation point for complex issues, boosting our team’s performance by over 40% monthly.
With 98% automation, created a production-ready pipeline that builds Dotnet applications, pushes it to an Azure Container Registry using Azure DevOps pipeline, and deploys the Docker Images to Azure Kubernetes Service; reducing both human effort and error by over 90%.
Collaborated effectively with subject matter experts and escalation managers to achieve a remarkable 2X speed in resolving highly complex issues related to cloud resource operations. This streamlined approach led to an impressive 50% reduction in resolution time, ensuring prompt and efficient solutions for critical challenges.
Solvernet Inc., Nigeria | 2020 - 2021
Developed scalable full-stack apps using JavaScript, Angular.js, Node.js, and MongoDB for a state-of-the-art house rental management system. Boosted customers' choices and search capabilities, leading to a 50% increase in house listings/visibility.
Implemented efficient DevOps practices with CircleCI to automate build, test, and deployment, significantly reducing human effort by over 95% for each release.
Achieved 99% application portability and platform requirement consistency by containerizing applications with Docker and leveraging Kubernetes for deployment and scalability.
Successfully implemented Infrastructure as Code (IaC) using ARM Templates, enabling repeatable infrastructure deployments and significantly reducing errors by an impressive 98%.
Collaborated with cross-functional teams to optimize application performance, troubleshoot issues, and improve scalability. Utilized Application Insights, Prometheus, Grafana, and Alert Manager for effective monitoring, ensuring an impressive 99% application uptime.
Managed and monitored system performance, logs, and metrics using tools like Application Insights, Prometheus, Grafana, and Alert Manager.
In addition to my professional experience, I do content creation and video animation for a hobby. Below is one of such videos I made at my leisure on Digital Citizenship, with more recent ones on the channel:
I'm available for Open Source Projects and Cloud/DevOps engineering opportunities. You can reach me through the Contact page, which includes direct messaging on the platform.