About Me
My name is Luis Díaz, and I'm a methodical and proactive professional delivering secure and performant software and cloud infrastructure solutions, including automation, monitoring, documentation, support, and troubleshooting to increase platform reliability and team efficiency.
Professional Skills
- Programming: Rust, Golang, Python, JavaScript, Typescript, Kotlin, Bash, SQL (Postgres, Mysql)
- Markup & Other: HTML5, CSS3, PromQL, KQL, Markdown, Regex
- Libraries/Frameworks: Kubernetes, Docker, Ansible, Terraform, AWS-cli, Node.js, React, Nginx, HAProxy, NumPy, Matplotlib, Vim, Wordpress
- Operating Systems: Linux, Windows, MacOS
- Key Skills: DevOps, Version Control (Git), User Interface & Experience (UI/UX), SEO, Agile, Project Management, Data Analysis.
- Miscellaneous: AWS, Azure, Virtualbox, Grafana, Prometheus, Netdata, Jira, Confluence, Slack, MailChimp, GSuite, Let's Encrypt, OpenVPN.
Work Experience
Technosylva develops wildfire and extreme weather risk intelligence solutions that support real-time decision-making, asset management, risk modelling, and compliance requirements for utilities and public sector organisations.
- Azure SQL cloud migration.
- Infrastructure as Code (Terraform).
- Kubernetes application deployment.
- Containerisation and automation of NGINX workloads.
Devo builds a big-data collection/analysis platform. Role in systems administration at scale (hybrid multi-cloud/on-prem), process automation, DevOps initiatives, observability and alerting.
- Maintenance, deployment, and operation of observability, health monitoring and alerting tools based on Netdata, Prometheus, AlertManager, and Grafana.
- Wrote scripts in Python, Bash, and JS for systems administration through the command-line interface. Built Ansible roles and Terraform modules for deployment and infrastructure-as-code.
- Developed an automated log deletion library in python with per-table granularity, error handling by exponential back-off retries, configurable in YAML using ISO8601 duration format.
- Maintenance and use of development delivery tooling: Gitlab, Jenkins, Nexus, Artifactory.
- Documented & reproducible deployment and administration of cloud services (w/tools AWS CLI, GCloud, GSUtil). AWS: EC2, EKS, S3, Route53, ELB, IAM, CloudTrail, Lambda. GCP: Compute, Load Balancing, DNS, Cloud Storage. IBM: VPC, COS.
- On-prem scalable log backup solution into cloud Object storage by scripting using MinIO client. Use of techniques to reduce impact by lowering CPU priority and avoid trashing system cache.
- Authored detailed step-by-step process documentation, instructing on day-to-day operations and standards for internal project deployment, configuration, and use. Published via Confluence.
- Containerization and integration of applications using Docker/Podman and Docker Compose.
- Customizable multi-architecture, multi-platform deployment of NodeJS and Java applications using binary versioning strategies, with proven rollback mechanisms.
- MySQL database administration using idempotent transactional SQL scripts.
Qualia Analytics develops an online survey platform used for institutional evaluation and market research by zoos, museums, and universities worldwide.
- Product owner for a cross-platform Electron/Angular application serving 50+ institutions globally in 11 languages.
- Automated application deployment, onboarding, and reporting workflows using APIs, templates, and reusable components, reducing build times by 300%.
- Expedited evaluation system build times by 300% by standardizing on reusable templates, as well as automating creation of welcome packages from reusable presentation templates via Google Slides API.
- Developed integrations between cloud services and business platforms through APIs and webhooks.
- Implemented process automation solutions using Google Apps Script and cloud-based productivity platforms.
- Design and execution of HTML email campaigns, evaluating effectiveness with A/B testing.
- Supported security, privacy, and compliance initiatives in accordance with GDPR requirements.
Project-oriented work with a New York record label and university researchers
- Delivered large-scale data extraction and processing involving 11,000 PDF documents within a 96-hour timeframe.
- Conducted research, data analysis, and reporting to support academic and business decision-making.
Certificates
Azure and cloud security operations; threat detection, investigation, and response. Microsoft Sentinel, Defender for Cloud, incident management, and KQL.
Kubernetes and cloud security; authentication, authorization, access control models, and security best practices. Security contexts, RBAC, and controllers.
Install, administer, and troubleshoot servers in on-premises and hybrid environments. Server hardware, storage, virtualization, and security.
Perform maintenance tasks from the command line, install and configure Linux systems, and configure basic networking.
Foundational understanding of AWS Cloud concepts, core services, security, and terminology.
Foundational knowledge of Kubernetes, containers, and the wider cloud native ecosystem.
Assess enterprise security posture and recommend appropriate security controls and solutions.
Establish, maintain, troubleshoot, and secure networks across diverse computing environments.
Education
Publication (CYTVEN 2015): Matlab simulator of multicomponent distillation using object-oriented programming.
