Luis – Bare metal provisioning, Ansible, Kubernetes

The role involved managing the infrastructure and platforms for a Kubernetes-deployed telecommunications platform built on PEGA.

• Designed and implemented Kubernetes cluster environments for cloud and on-premise deployments.
• Designed and implemented high-availability database solutions with off-site replication and backups.
• Automated load balancing and failover of critical services for uninterrupted business operations.
• Triaged integration and outage scenarios, defined root causes, and implemented pragmatic solutions.
• Implemented production and pre-production environments for the PEGA platform.
• Managed and optimized API Gateway integrations with third-party services.
• Implemented log aggregation to ease troubleshooting and enhance visibility.
• Reviewed and analyzed system metrics to detect performance bottlenecks and conducted tuning to improve response times.
• Led deployment strategies to minimize downtime.
• Documented system architecture diagrams and kept them updated throughout the project lifecycle.
• Optimized cloud infrastructure costs.

Backend tools that enable natural language processing of healthcare-related chats to match patients with healthcare professionals better.

• Designed and developed automation solutions for healthcare using Dialogflow on Google Cloud.
• Documented and planned releases for microservices using Google Kubernetes Engine.
• Refactored and implemented microservices to improve performance, maintainability, observability, and tracing using Node.js and Python.
• Maintained container images for continuous deployment using Helm for Kubernetes and kept dependencies up to date to mitigate security advisories.
• Monitored containers and pods across Kubernetes clusters.
• Reviewed PostgreSQL and MongoDB queries to improve performance and response times.
• Assessed new technologies to reduce cost and improve communications agility, including Cloud Run and CloudSQL.

Function as the Delivery Manager for client-side implementations of the company-provided orchestrator, enabling implementations to scale to customer project loads across on-prem and cloud environments.

• Designed and implemented Java tools to help migrate customers from their OSS solution into the platform.
• Collaborated with customer DevOps teams in the implementation and optimization of on-premise and cloud application servers.
• Automated provisioning of Linux-based platforms for Telco/ISP providers using Ansible and shell scripts.
• Monitored and optimized resource consumption of Linux clusters using Cacti and PCP dashboards.
• Detected, diagnosed, and optimized slow queries on Oracle and PostgreSQL databases for production environments and migration jobs.
• Provided technical assessments on load balancing, cluster implementations, security, high availability, resiliency, and third-party integrations.
• Designed and provisioned environments mirroring customer environments on cloud and internal infrastructure to support diagnostics and customization tasks.

The project involved creating a platform for the company that allowed the rollout of the fiber service across Canada.

• Customized OSS/BSS Java platforms by adding new features and customizations.
• Designed and implemented monitoring solutions to document and report downtimes on production and development environments.
• Implemented software tools that increased operational efficiency related to automatic service fulfillment.
• Designed and optimized data extraction routines from OSS platforms into reporting repositories used by dashboard platforms.