Esneyder Amin Palacios Mena · Medellín, Colombia

I help product teams ship ambitious software solutions.

Full stack software engineer with 6+ years of experience, AI enthusiast. I help product teams ship ambitious software solutions.

See selected work

Available for consulting, SR FullStack, and Tech Lead positions.

Architecture consulting

Frontend systems, state management, scalable component design for product teams.

AI integration

Embedding LLMs into existing products. Rust-powered performance layers.

Open source dev

Library authorship, API design, and community-ready documentation.

Selected work

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Open sourceJavaScriptReact

hermes-io.js

A lightweight React library for component communication using the observer pattern. Designed to eliminate prop-drilling without the overhead of global state managers.

Explore

const { mutate, query } = useStore({
    store,
    reducer,
    data
  });

DevtoolDevToolsJavaScript

Hermes I/O Inspector

Chrome DevTools extension for monitoring, inspecting, and debugging Hermes I/O communication flows.

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JavaScriptReactSimulation

Autonomous Agents

Interactive simulation of autonomous agents written in JavaScript. Explore emergent behaviour from simple rules.

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DemoReacthermes-io

Sneaker Store

A live demo showcasing hermes-io in a real product UI — cross-component state management in a React e-commerce app with zero prop-drilling.

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Technical skills

Frontend

ReactNext.jsTypeScriptJavaScriptVue.jsAngularReduxRTKHTML5CSS3Tailwind CSSPWA

Backend

Node.jsNestJSExpressGraphQLREST APIsPythonRust

Data & Cloud

MongoDBPostgreSQLFirebaseAWSAWS S3DockerHeroku

Tooling

GitGitHub ActionsJenkinsJestReact Testing LibraryVitestScrum

AI & LLM Tools

OpenAI APIClaude APILangChainVercel AI SDKLlamaIndexOllamaHugging FaceGitHub CopilotCursorWindsurfMCPPrompt Engineering

Experience

Jun 2020 – Presentnice.com

Senior Software Engineer

Responsible for UI/UX from design through architecture, coding, maintenance, testing and deploy on the LiveVox contact-centre platform.

ReactReduxRTKMaterial UIReact Testing LibraryJenkinsAWS

Jul 2019 – Jan 2020Klipper

Full Stack Developer · Contract

Designed, built and deployed the Geochef web platform — a geo-located food ordering PWA with camera, GPS and voice synthesis access.

Node.jsFirebaseVue.jsVuetifyPWAGoogle Maps

May 2019 – Jun 2020Agencia de Desarrollo Local Tatama

Full Stack Developer · Contract

Architected and delivered the CIOD web platform for a local development agency in Chocó, from infrastructure to frontend.

Node.jsMongoDBReact.jsGraphQLDockerAWS S3Heroku

Jul 2019 – Jan 2020Vulcan Studio

Frontend Developer

Created responsive web interfaces for barsmarts.com.

HTML5CSS3JavaScript

Jun 2015 – PresentH4ckdo

Co-founder

Co-founded Hackdó, a developer community focused on shrinking the opportunity gap in Chocó by coaching programming to young people.

CommunityEventsMentoring

Talks & Volunteer

May 2019ScaleConf Colombia

Speaker

Presented the Hackdó community mission and impact to a regional engineering audience.

Nov 2023JSConf Colombia

Speaker

Delivered a talk on crafting event-driven user experiences with hermes-io.js to an audience of 1 000+ engineers.

Contact

Let's connect.

Reach out directly — or find me on the platforms below.

hi@maxtermax.dev

GitHub

@Maxtermax

in/maxtermax

X / Twitter

@maxtermax

npm

~maxtermax

Medium

@Sneyder_A