SergioPortilla (Sergio Geovany Castañeda) · GitHub
Skip to content
View SergioPortilla's full-sized avatar
:octocat:
:octocat:

Organizations

@ceiba-meli-demo @Monogram-organization

Block or report SergioPortilla

Block user

Prevent this user from interacting with your repositories and sending you notifications. Learn more about blocking users.

You must be logged in to block users.

Maximum 250 characters. Please don’t include any personal information such as legal names or email addresses. Markdown is supported. This note will only be visible to you.
Report abuse

Contact GitHub support about this user’s behavior. Learn more about reporting abuse.

Report abuse
SergioPortilla/README.md
  

SERGIO GEOVANY PORTILLA CASTAÑEDA

Full-stack Developer

GitHub followers

hi About me hi

Frontend-focused Engineer building high-performance web and mobile apps. I enjoy working on scalable architectures, design systems, and improving performance at scale. Recently focused on AI-driven development workflows to ship faster, write better code, and automate repetitive tasks.

  • 💼 Currently working at ADDI (fintech)
  • 🧠 Exploring AI tooling, architecture patterns, and developer productivity
  • 🔭 Currently working with React, React Native, Next.js & AI workflows
  • 🌱 Learning more about AI driven development frameworks, three.js
  • 💪 Strong focus on frontend architecture, performance, and design systems

🔥 Some used languages, frameworks and tools 🔥


Front-end

Angular Node Js React Sass Single-spa TypeScript ngnix webpack redux

Mobile

React Flutter Dart

Testing

gatling mockito jest karma

Design

AI ID PS XD CSP Gimp figma

Back-end

Nest Js Node Js Python django java vertx spring

Databases

Firebase MySQL oracle postgresql

Devops

Docker Firebase jenkins sonar github actions
---
config:
  radar:
    curveTension: 0.1
  themeVariables:
    cScale0: "#13D3DD"
---
---
title: "🧠 Stack skills 🧠"
---
radar-beta
  axis m["Frontend"], s["AI"], e["Architecture"]
  axis h["Design"], g["Backend"], a["Devops"]
  axis d["Database"], t["Testing"], p["Product"]
  curve strengths["Strengths"]{100, 80, 90, 90, 50, 70, 50, 60, 80}
  max 100
  min 0

Loading

🛠️ Job background 🛠️

💡 In the overview below you'll see all my background projects

⏱️ Full-time projects

  • Addi logo

    ADDI
    Front-end engineer II
    Full-time • 1 year
    Technologies: React, Github actions, Java, Redux, Vertx

  • Ceiba Software logo

    Ceiba Software (Scotiabank Colpatria outsourcing)
    Development architect
    Full-time • 2 years
    Technologies: Angular, Node JS, Java, Docker, Jenkins, SonarQube, Black-duck, Fortify

  • ID Systems SA logo

    ID systems sa (National registry of Colombia outsourcing)
    Junior developer
    Full-time • 1 years
    Technologies: Angular, java JSP spring-boot, JSF

️📌 Freelance projects

  • Holy brand

    Holy brands
    Front-end developer
    Freelance • 4 months
    Technologies: Angular, Redux, Flux

  • Funservir

    Funservir
    Developer
    Freelance • 10 months
    Technologies: Python, Django rest Angular Docker, Postgresql

️🎨 Own projects

  • Rom.U

    Rom.U
    Lead developer | Project manager
    Project • 2 month
    Technologies: Solid js, Vite js, Github actions, Firebase, React Native, Nest Js

  • EclatApp

    EclatApp
    Lead developer | Project manager
    Project • 1 year
    Technologies: Node JS, Azure, Firebase, React Native, Nest Js, Scala, Gatling

⚡ Stats ⚡

Most used languages Github stats Streak Commits

📎 Get in touch 📎


Github Badge Codepen Badge LinkedIn Badge Dev.to Badge Stackoverflow Badge

Popular repositories Loading

  1. frontDMS frontDMS Public

    Forked from jcaviedesc/frontDMS

    JavaScript

  2. OracleCertification OracleCertification Public

    Java

  3. TMandTY-Back TMandTY-Back Public

    back end

    Dart 1

  4. tmandtyfront tmandtyfront Public

    Dart

  5. spring-boot-data-jpa spring-boot-data-jpa Public

    HTML

  6. default-crud default-crud Public

    Java