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$ whoami --role=tech-lead

Samuel Medina

I lead engineering teams and build scalable, cloud-based systems — from Laravel monoliths to Go microservices deployed on Kubernetes.

  • PHP
  • Golang
  • AWS
  • GCP
  • Kubernetes
Portrait of Samuel Medina
$ ls ./projects

Featured projects

012022 – 2025

revu.com

VTWO Software — Senior Engineer

Problem: The platform pays users and affiliates for completing offers and surveys. It was being exposed to fraudulent traffic and to slow admin tooling. Fraud review had no tiered response and no audit trail. Concurrent first-time user creation caused database errors. The admin report for flagged users became slow to load as data grew.

Outcome: Built a three-tier fraud-control system (Good / Suspicious / Ghost-ban) on Verisoul. It diverts suspicious clicks, suspends credits, automatically escalates to a full ban, and logs every status change. If the vendor goes down, an uptime checker reverses any actions taken during the outage. Added PostHog feature flags so features ship safely without redeploying. Fixed first-time user creation errors under concurrent requests, which removed a source of 500 errors. Added pagination, sorting and an index to the flagged-users report, so it stays fast as data grows.

  • PHP
  • Laravel
  • WordPress
  • React
  • GCP
  • Docker
  • Kubernetes
022022 – 2025

Cars.com

Innova Solutions — Tech Lead

Problem: Cars.com's PHP platform needed to scale reliably across cloud infrastructure while a cross-functional team kept shipping new features on tight sprint cycles.

Outcome: Directed containerization and orchestration on GCP with Docker and Kubernetes for high availability, while running SCRUM delivery and mentoring the team on architecture and backend practices.

  • PHP
  • Laravel
  • WordPress
  • React
  • GCP
  • Docker
  • Kubernetes
032019 – 2022

Order My Gear

Lumina Software — Tech Lead

Problem: Order My Gear needed its e-commerce stack (WordPress and PrestaShop) to interoperate cleanly with custom back-end services, without slowing down feature delivery.

Outcome: Built Go microservices to bridge WordPress and PrestaShop, deployed scalable GCP infrastructure with Docker/Kubernetes, and designed CI pipelines that improved code quality and deployment speed.

  • Go
  • Laravel
  • PrestaShop
  • VueJS
  • ReactJS
  • GCP
  • Jenkins
042016 – 2019

Kavak AI / CEDIS

Savant AI — Director of IT

Problem: Vehicle entry/exit verification at the company's distribution centers (CEDIS) was a manual process that didn't scale with volume.

Outcome: Led 9 engineers building an AI-driven automation system combining IoT devices, computer vision, and machine learning, backed by AWS infrastructure and real-time data pipelines — cutting manual verification time by over 60%.

  • Golang
  • Python
  • PHP
  • TensorFlow
  • AWS
  • ESP32
$ cat ./experience.log

Experience

  1. 2025 – Present

    PHP Engineer — V.Two

    RevenueNetworks

    Senior backend developer and cross-functional team lead on RevenueNetworks, running agile delivery in Jira and mentoring the team on new, scalable features.

  2. 2022 – 2025

    Tech Lead — Innova Solutions

    Cars.com

    Led PHP/Laravel development for Cars.com, owning GCP infrastructure and Docker/Kubernetes deployments for a high-availability platform.

  3. 2019 – 2022

    Tech Lead — Lumina Software

    Order My Gear

    Directed full-stack delivery for Order My Gear, building Go microservices and CI pipelines connecting WordPress and PrestaShop.

  4. 2016 – 2019

    Director of IT — Savant AI

    Internal Tolling & Kavak AI Automation (CEDIS)

    Led a 9-engineer team building an AI/IoT automation system for distribution centers, reducing manual vehicle-verification time by 60%+.

$ ls ./certifications

Certifications

  • Google Cloud

    Google Cloud Professional Cloud Developer(in progress)

  • Anthropic

    Claude Developer Foundations(in progress)

$ cat ./skills.json

Skills

  • PHP
  • Golang
  • JavaScript
  • Laravel
  • VueJS
  • ReactJS
  • WordPress
  • Amazon AWS
  • Google Cloud
  • Docker
  • Kubernetes
  • Jenkins
  • MySQL
  • PostgreSQL
  • MongoDB
  • Git
$ mail --compose

Contact

The best way to reach me is by email or LinkedIn. I read everything that comes through.

[email protected]LinkedInGitHub