Mamadou Aliou Diallo

Leading infrastructure setup using Terraform, AWS, and Ansible across environments. Centralized Datadog repos into a unified repository with automated pipelines, boosting monitoring efficiency and reducing maintenance overhead. Automated S3 provisioning and data population for a major multi‑million‑dollar deal; database replication via AWS DMS and Terragrunt. Managing on‑premises security patching for 100% compliance and empowered teams with end‑to‑end cloud ownership, accelerating development.

Led end-to-end infrastructure automation with Terraform and Jenkins deployments; optimized system performance via New Relic for improved application responsiveness. Administered Okta for identity management and OpenVPN for secure remote access. Executed a zero‑downtime AWS migration of RDS, S3, Glue, Athena, SNS, and Lambda across multiple accounts. Integrated CloudWatch metrics with New Relic for consolidated observability and unified dashboard reporting.

Led software package deployments to staging and production in Kubernetes clusters with a 99.9% success rate. Guided teams in resolving critical issues with Kubernetes, Rancher, and Bamboo. Architected and delivered a full‑scale insurance website for the Malaysian market using Docker, Kubernetes, OHS, ELK, and Rancher. Mentored junior DevOps engineers, accelerating their skill development and boosting team productivity.

Maintained a 99.98% daily production release success rate across multiple environments. Mentored new hires in DevOps best practices and agile methodologies, accelerating onboarding. Engineered high‑availability redundancy for the trading platform’s cashier processing over $10 M in daily transactions. Partnered with development teams to streamline the software delivery lifecycle, reducing time‑to‑market, and authored comprehensive system process documentation to ensure operational resilience.

Managed configuration of 200+ AWS and GCP servers via Chef with 99.99% uptime; upgraded Python scripts company‑wide from 2.7 to 3.6 for enhanced performance and security; built a redundant Chef server with automated failover; deployed Windows apps on AWS AppStream; cut AWS costs by over $100K/year; containerized applications with Docker; automated security checks with Chef InSpec; configured multi‑region VPC peering; launched a high‑availability WordPress/MariaDB crypto exchange platform.

Designed and implemented automated tests with Robot Framework and Selenium, cutting manual testing effort by 40%. Authored and maintained comprehensive QA documentation for new‑hire onboarding. Mentored team members in QA methodologies and best practices to boost effectiveness, and optimized manual test cases to save execution time while preserving thorough coverage.

Managed test tickets, cases, and runs in Jira and TestRail to streamline QA workflows. Conducted thorough beta testing to identify and document critical bugs and improvement opportunities. Automated regression testing with Capybara, reducing repetitive manual effort and enhancing test reliability.