Gitau Karugi Email & Phone Number

Specializing in DevOps and Delivery Engineering

Nairobi, Kenya

- Leads a team of engineers to develop a diverse range of custom software and cloud solutions.- We are using our experience in technology to build e-commerce, ERP, and business automation tools and solutions to empower and grow businesses .- We design and deploy scalable and cost-conscious AWS and Azure infrastructure for clients migrating them to the cloud.

Nairobi, Kenya

- Configure End to End DevOps infrastructure to automate the whole software delivery process to the different environments. Deployments and rollbacks were assured to happen in minutes. Used Gitlab CI, cloud formation, AMIs, EC2, RDS, and ELBs. increased developer productivity by over 40%.- Set up production environments on AWS which can scale in and out with minimum human interaction increasing reliability to over 99%.

Nairobi, Kenya

- Cloud event streaming infrastructure on AWS using Kinesis, SNS, API Gateway to collect, process, and analyze gigabytes of real-time streaming data for timely insights and to react quickly to new information. The setup enabled 95% accurate calculations for royalty payments as well as instant watch analytics.- Designed the architecture of master payment gateways to abstract new payment integrations for new applications hence reducing the time for integration to less than 2 days and reducing code to maintain by a factor of the number of applications integrated.- Handle queued automated Ingestion of terabytes of data into the infrastructure via fault-tolerant and scalable background services leading to over 99% reliability and minimum human action.- Deployment of replication workloads handling terabytes of data to data warehouses (ClickHouse) to enable new ways to use data in analytics/data/reports/recommendations in real time. Query time on huge datasets sped up 1000% (from over 2 minutes to sub-seconds).- Optimize AWS costs by managing and resizing the infrastructure using consumption data hence saving over a third of the original cost.- Configured AWS Media services (Media Convert, Media Package, Cloudfront, SNS) to ingest, encode, and deploy Video and Audio content to CloudFront for distribution. This allowed new content to be published and consumed by customers within minutes and errors were cut by over 60%.

Nairobi, Kenya

- Architected a scalable content publishing workflow CMS as well as APIs for integration into mobile apps and other frontends. Developer productivity increases by over 50%. News items could now be posted in a few minutes and this improved productivity from 15% to 45%.- Scaled the AWS production environment with minimum infrastructural issues to handle millions of users in traffic each month with over 99% reliability.- Implement disaster recovery processes to ensure recovery from downtimes to less than 20 minutes.- Monitoring, logging, and alerts on the production infrastructure in case of incidents, and past thresholds to remove service degradation and achieve over 99% reliability.- Optimize AWS costs by optimizing/resizing and modernizing the infrastructure. Costs were reduced by 35%.

Nairobi, Kenya

- Design and implement production workloads on Azure using Azure web app, Azure Mysql, and Azure File storage. The infrastructure ensured over 99% reliability and uptime.- Handle ingestion, cataloging, and linking of terabytes of documents and multimedia data to Mysql Master DB and Azure File systems. The automated workflow ensured ingestion in less than 2 days with minimum human action.- Created and distributed Interactive digital e-learning material for CBC curriculum using HTM5 via cloud services i.e Azure CDN, APIs, and consumed on Android and Windows Devices and tablets. Onboarding and usage saw an increase of over 50% due to business process automation.- Designed a secure but easy-to-use DRM to secure material from unauthorized distribution. Our ingestion, packaging, and delivery workflow prevented unauthorized distribution by over 90 percent and user experience by over 50%.- Engineered a print shop e-commerce and back office system to automate customer orders, processing, production, and delivery to the customer. Achieved over 90% automation of business processes- Develop Analytics and Finance dashboards to facilitate operations and reconciliations. This facilitated 1-day delivery for orders and increase business/sales efficiency significantly month over month.

Nairobi, Kenya

- Migrated customers from on-premise and shared servers to cost-effective but reliable cloud setups (on Azure, GCP, and AWS) using modern DevOps practices. Pushed reliability to over 99% and new development and deployment features in less than a day.- Business automation using Microsoft 365 and power apps to reduce manual tasks and errors for our customers.- Implemented over 10 bespoke client projects in e-commerce, payments, custom WordPress systems, and ERP spaces.