David Gbemi

• Led the development and execution of solution deployment strategies, leveraging Terraform, PowerShell and Azure DevOps, to establish segregated environments in Azure deploying both infrastructure and code into isolated testing environments. This cut down time to test new features by 75% and allowing parallel testing.
• Implemented robust secrets management solution utilizing Azure Runbook, ensuring the tracking of Azure App Registration secrets and certificate expirations. This initiative facilitated timely alerts to relevant teams and automated the rotation of secrets and certificates in relevant systems saving thousands of Dollars in lost business.
• Successfully deployed private endpoints for data plane resources in Azure, ensuring conformity with data plane operations and bolstering resource security.
• Utilized AWS CloudWatch to set up tailored application and resource alerts, enhancing system reliability and performance. By analyzing performance data and utilization patterns, established proactive alerting protocols for timely issue detection. Enabled team to maintain vigilant monitoring, ensuring prompt response to deviations and optimizing operations within AWS.
• Refined CloudFormation Infrastructure as Code (IaC) deployments by transitioning to a more programmable approach using AWS CDK. This empowered platform engineering team at AutoStore to configure Heroku-like environment deployments.
• Conducted regular architecture reviews and optimizations to enhance system reliability and performance.
• Conducted comprehensive analysis of application performance, encompassing both user and infrastructure perspectives. Offered solutions to engineering teams for implementation, occasionally executing implementations myself and initiating pull requests for team collaboration.
• Used Infrastructure as Code to Deploy Azure Data Factory, Azure Data Lake, and Azure Databricks for the movement of data from SQL server On-Premises to SQL Database on the cloud.

Maintained Excellent Uptime for Critical Services Processing Thousands of Transactions Per Minute:

• Achieved and consistently upheld exceptional uptime rates for critical services, which processed thousands of transactions per minute, using monitoring tools like SolarWinds and Nagios for compute and application performance management.
• Employed advanced monitoring and alerting solutions, such as Uptime Kuma , Kibana Uptime , and custom scripts, to ensure the continuous availability and reliability of these high-throughput systems.

Ensured Security Patches are Deployed to Critical Systems When Available:

• Led the proactive management of system security by diligently tracking and applying critical security patches, using ManageEngine , to safeguard sensitive data and mitigate vulnerabilities.
• Collaborated closely with the security team to stay abreast of the latest threats and vulnerabilities, promptly responding to emerging security risks.
• Demonstrated a strong commitment to maintaining a robust and secure infrastructure, aligning with industry best practices.

Analyzed Key Performance Metrics Using Kibana and AppDynamics, Enabling Early Detection of Issues and Avoiding Downtime:

• Utilized sophisticated monitoring and analytics tools, including Kibana , AppDynamics , and SolarWinds , to gain deep insights into system performance.
• Developed customized dashboards and alerting mechanisms within Kibana and AppDynamics to identify anomalies and potential issues before they could impact service availability.
• Played a pivotal role in ensuring the proactive resolution of performance-related issues, contributing to uninterrupted service operations.

Created and Enhanced Deployment Processes to Elevate Developer Experience:

• Spearheaded the refinement of deployment processes to amplify the developer experience, optimizing the entire software delivery lifecycle.
• Effectively harnessed the power of Azure DevOps , Jenkins , and GitLab , among other tools, to establish robust continuous integration and continuous deployment (CI/CD) pipelines, automating code delivery and significantly accelerating development cycles.
• Collaborated closely with development teams to gather feedback and iteratively enhance deployment workflows, cultivating a culture of continuous improvement and agility.

Deployed Applications to Required Environments and Analyzed Performance Data Under Heavy Traffic: .

• Conducted rigorous load testing under heavy traffic conditions, utilizing industry-standard load testing tools such as JMeter and Gatling integrated with monitoring tools like SolarWinds .
• Demonstrated a keen focus on performance optimization, ensuring that applications could seamlessly handle high traffic volumes and deliver optimal user experiences.

Created and Improved Existing Deployment Processes to Improve Developer Experience:

• Innovated and refined deployment processes to enhance the developer experience, optimizing the entire software delivery lifecycle.
• Introduced continuous integration and continuous deployment (CI/CD) pipelines, integrating tools such as Jenkins , Azure DevOps , and GitLab , to automate code delivery and accelerate development cycles.
• Collaborated with development teams to gather feedback and iteratively improve deployment processes, fostering a culture of continuous improvement and agility.

• Setup CI/CD workflows with Bitbucket Pipelines and Digital Ocean Droplets
• Setup and maintained NGINX and Apache Web-Servers on Bare-Metal Cloud on Digital Ocean
• Setup Edge caching architecture using Cloudflare Edge Workers enabling sub seconds response time for frontend applications within the organization.
• Setup DigitalOcean Loadbalancers for applications under heavy traffic in order to provide better user-experience for users

• Conducted peer code reviews with junior developers to maintain code quality and adherence to best practices.
• Managed multiple repository access configurations using AWS CodeDeploy for efficient code deployment and version control.
• Developed a Document Signing and Management system from scratch to finish, enhancing document handling efficiency and security.
• Utilized Celery and RabbitMQ to optimize time-consuming analytics and computational tasks, improving system performance.
• Implimented a data synchronization system between popular business applications to ensure seamless data flow between company applications and external business application. vismanet.automatiseramera.se
• Developed and maintained hundreds of RESTful APIs using Django Rest Framework (DRF), with a focus on security and scalability.

• Designed CACOVID USSD service to provide aid for users during the COVID period, this service served >200 R/S during peak times. Service was written with PHP and the SlimPHP framework
• Designed and implemented the SwiftParser system. This service automated the parsing and interpretation of SWIFT messages according to Swift standards. This enabled the bank process SWIFT transaction 95% faster than previous manual process. Service was built on Oracle Apex and PHP.
• Implementation of SMS VAS application with PHP and the OctoberCMS framework
• Implemented REST APIs connecting Nigeria's LAPO MFB's core-banking application to it's Mobile and USSD platform.
• Setup IPSec site to site VPN connections between the organization's cloud servers and Airtel, MTN and GLO systems.
• Upgraded and maintained bulk SMS queuing and dispatch system utilizing Jasmine SMS and RabbitMQ
• Wrote and maintained automated weekly backup and recovery scripts for company databases Oracle and Mysql Databases.
• Worked with several encryption and decryption cypher systems which include 3DES, RSA and AES.
• Built scalable client applications using Oracle Application Express(APEX)
• Turned Business logic into small executable tasks that can be delegated and built by the team.
• Managed an I.T Team of 5 developers(2 Frontend,USSD, 1 Enterprise Developer, 1 DevOps)
• Built Payment Integration for USSD and web-apps using Paystack, Flutterwave, and CoralPay APIs.
• Introduces version control system to organization from our SFTP based CI workflow.