01 — Lions Publicity · 2026
A3 Carwash - Website
ReactPayloadNext
View Case Study →Available for select projects — 2026
Alejandro
Reyna.
Full-stack engineer building systems that carry weight — cloud architecture, conversational AI, and platforms that don't flinch under load. Thirteen years. Every layer of the stack.
Guatemala — Remote, Worldwide
Est. 2013
Est. 2013
Python/TypeScript/React/Node.js/Next.js/Django/Rails/AWS/PostgreSQL/LLM Agents/Python/TypeScript/React/Node.js/Next.js/Django/Rails/AWS/PostgreSQL/LLM Agents/
13
Years Engineering
86+
Projects Shipped
30+
In Production Today
4
Core Stacks
01 — Philosophy
Beyond
the logic.
“Programming is more than solving problems — it's composing scalable systems wrapped in interfaces people trust.”
For over thirteen years I've been architecting digital solutions from Guatemala for teams around the world. From complex database architectures to the micro-interactions on the frontend — every layer matters, and every layer gets built like it's the one that will fail first.
Global Impact
Remote collaboration with teams worldwide. Python, TypeScript, React, Node.js, Rails.
Human Side
Music, BMX, and one demanding cat. Clear communication and empathy, always.
02 — Selected Works
Recent projects
2026 — 2026
03 — Expertise
Capabilities
I.12+ Years
Full-Stack Engineering
End-to-end product builds. Interfaces with intent, backends with backbone.
/ TypeScript · React · Next.js · Vue
/ Python & Django · Node.js · Rails
II.9+ Years
Architecture & APIs
Contracts and protocols designed so systems talk clearly — and keep talking.
/ REST · GraphQL · WebSockets
/ OAuth & JWT · OpenAPI · Microservices
III.8+ Years
Data & Cloud Systems
Schemas, pipelines, and infrastructure that stays quiet at 3 a.m.
/ PostgreSQL · MongoDB · Redis
/ AWS · Docker · CI/CD
IV.Since 2023
Conversational AI
Chatbots and LLM agents wired into real business workflows — automation that pays for itself.
/ LLM Agents · RAG · Function Calling
/ WhatsApp & Web Channels
04 — Journey
Professional trajectory
2026 — Present
Lions Publicity
Strategic Tech Partner · Remote
2025 — Present
Kaito
Full Stack, Mobile & Chatbot IA Developer · Remote
2025 — 2026
Sescom
Full Stack Developer, CRM & IA Integrator · On-Site
2023 — 2024
Zigi
Full Stack & Mobile Developer · On-Site
2021 — 2022
Lionmane
Full Stack Developer · Remote
2019 — 2021
Afinidata
Full Stack, Mobile & Chatbot Developer · Remote
2012 — 2014
Ziogama
Junior Web Developer · On-Site
The Approach
“Simple is better than complex. But simple at scale is the hardest thing to build — and the only thing worth shipping.”
— Working Principle, since 2013
05 — Contact
Let's build
something that
lasts.
Currently accepting a limited number of projects — architecture, full builds, or rescue missions.
me@alejandroreyna.com