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Jethzabell Medina

jethzabell.com | (787) 420-7746 | jethzabell.medina@gmail.com

AI-Driven Engineering Lead with 13+ years of experience in distributed systems, microservices, and AI-powered platforms. Specializing in Golang, cloud (GCP), and generative AI integrations — with a track record of saving $1M+ in cloud costs and leading high-impact engineering teams at Red Hat, HCL, and IBM.

Seeking Staff/Principal Engineer or Solutions Architect roles in AI-powered infrastructure at scale.

Experience 2013 – Present

Senior Software Engineer Red Hat March 2025 – Present
  • AI-Powered Asset Hub (OPAH): Architected an AI-powered asset management platform integrating DCTrack, ServiceNow, and financial systems; consolidated 3+ fragmented data sources and improved reporting accuracy by ~30–40%.
  • Distributed Microservices Architecture: Designed distributed microservices (Go, PostgreSQL, Redis, REST APIs) on GCP for real-time infrastructure analytics across multi-site data centers, supporting multi-million-dollar CapEx decisions.
  • CapEx Workflow Modernization: Led CapEx workflow modernization (ServiceNow → Jira) mapping the full financial lifecycle, identifying control gaps projected to reduce approval cycle time by 20–30%.
  • AI-Assisted Query Services: Built AI-assisted query services (LLM integrations) for natural-language power forecasting, capacity planning, and budget analysis, reducing manual reporting by ~40%.
  • Automated CapEx Forecasting: Developed automated CY25 CapEx forecasting pipelines (Python/Go); reduced manual spreadsheet processing time by ~60%.
Software Engineering Manager HCL Tech July 2024 – March 2025
  • Leadership & Team Management: Led and mentored a distributed team of software engineers across time zones, fostering a culture of innovation and accountability.
  • Customer Interaction: Engaged with customers to gather requirements and deliver technical solutions aligned with business goals.
  • Project Management: Managed project lifecycles to ensure timely delivery, quality standards, and customer satisfaction.
  • Technical Expertise: Contributed to hands-on development with Java, Spring Boot, VueJS, and Elasticsearch, conducting code reviews and enforcing best practices.
  • Product Ownership: Collaborated with stakeholders to define product vision, prioritize tasks, and align team efforts with business goals.
Lead Software Engineer HCL Software Jan 2022 – July 2024
  • CI/CD and Automation: Automated CI/CD processes, improving deployment efficiency by 80% and designing GitLab pipelines for eight microservices.
  • Cost Management: Developed tools to monitor user engagement, optimize sandbox lifespans, and reduce cloud resource usage by 65%.
  • Generative AI: Built a chatbot using Vertex AI, deploying versions with OpenAI API and combining external LLM resources.
  • Security & Compliance: Proactively identified vulnerabilities using WhiteSource/Mend and Trivy; developed Python microservice to validate FlexNet license expirations.
  • Performance & Automation: Created a Go script to calculate service deployment times in the SoFy Marketplace, saving $1M–$1.5M in cloud resources.
Senior Software Engineer III HCL Software Jan 2019 – Jan 2022
  • Lead Engineer for Microservices: Directed the development of two critical Go-based microservices for HCL SoFy operations, ensuring scalable, fault-tolerant systems.
  • Architect & Designer: Designed and planned the architecture of distributed systems, focusing on scalability and zero-downtime migration.
  • Container Image Management: Migrated from Harbor to Artifact Registry and automated the pipeline to push container images.
  • Resource Optimization: Optimized REST API endpoints by adding deployment requirements (CPU and memory), saving thousands in cloud costs.
Staff Software Engineer, DataPower & API Connect IBM July 2015 – Jan 2019
  • Remote Technical Support: Provided remote support for DataPower Gateway and API Connect Appliances, resolving complex API and security issues.
  • API Security & Performance: Configured API security policies and monitored performance, ensuring high availability for mission-critical systems.
  • Integration Solutions: Helped clients integrate DataPower as a gateway for APIs, ensuring seamless communication between services.
  • On-Call Rotation: Provided 24/7 support for critical incidents, meeting SLAs for product provisioning and issue resolution.
Senior FullStack Engineer, Infrastructure as Code Lockheed Martin Sept 2014 – July 2015
  • Enterprise Infrastructure: Designed and implemented secure, high-performance infrastructure solutions using Ansible and Terraform.
  • Automation & Self-Service: Automated product provisioning, reducing human intervention and enabling customer self-service across AWS and Azure.
Software Developer, Mobile Apps US Army Corps Engineers (USACE) May 2014 – Sept 2014
  • MICA App (C++, Multi-Platform) | Security Clearance (Army DoD)
Software Developer, Database Medirec Inc Aug 2013 – May 2014
  • Database Migration (MS SQL Server → MariaDB) | Database Mapping & Architecture Design

Skills

Core CompetenciesDistributed Systems, Golang (GO), Microservices, OpenAPI, Python, RESTful APIs
LanguagesGolang, Python, Java, JavaScript, TypeScript, PHP, C++, SQL, Node.js
CloudGoogle Cloud Platform (GCP), AWS, Azure, Digital Ocean
DatabasesPostgreSQL, MySQL, MongoDB, CouchDB, MariaDB, Redis
DevOps & CI/CDJenkins, GitLab, Git, Docker, Kubernetes, Terraform, Ansible, Helm, Packer, Atlassian (Jira Admin: Workflows/Fields/Screens, Confluence)
AI & GenAILLM Integrations, OpenAI API, Claude (Anthropic), Cursor AI, MCP (Model Context Protocol), AI Agents, Vertex AI, Prompt Engineering, RAG Pipelines
ObservabilityGrafana, Prometheus, ServiceNow (Workflows & Integrations)
SecurityTrivy, WhiteSource/Mend, FlexNet, GDPR Compliance
Soft SkillsLeadership, Mentorship, Scrum Master, Communication, Bilingual (English/Spanish), Creative Problem-Solving

Education

● M.S. Computer Science; GPA: 4.00 University of Puerto Rico, USA · 2020
● B.S. Mathematics and Computer Science; GPA: 3.87 University of Puerto Rico, USA · 2015