ALVARO
ASSMUS NASSAR

Senior Product Developer

Bogotá, Colombia+57 314 331 8441alvaroassmus@gmail.com

LinkedIn · GitHub

Professional Summary

Senior Product Developer with 20+ years of experience building and shipping production products: web applications, REST APIs, and backend systems. Career founded on PHP and Laravel, with a strong focus on scalable architecture, technical leadership, and decisions aligned with customer and business value.

Over the last three years, day-to-day development has centered on Python: production backends and APIs, AI-powered document processing with OCR and LLMs, and independent products with FastAPI, PostgreSQL, and modern frontend stacks. Continues to contribute to Laravel architecture, asynchronous workflows, and cloud infrastructure, while using Python to ship new product capabilities.

Experienced working independently and with distributed teams, taking ownership of product and technical decisions and navigating evolving requirements and complex systems.

Core Expertise

Full-Stack

Python, FastAPI, Laravel, React, Next.js, TypeScript

Backend

Python, PHP, Laravel, REST APIs, Node.js

Databases

MySQL, PostgreSQL, MongoDB, Oracle

Async / Distributed

Redis, asynchronous workflows, real-time systems

Architecture

API design, backend architecture, data modeling, scalable web applications

Infrastructure

AWS, Docker, NGINX, Apache, Linux/SSH

Engineering

CI/CD, Git, code quality, Scrum, GitFlow

Integrations

REST, SOAP, third-party APIs

AI / Data

OCR, AI/LLM workflows, document processing, structured data extraction

Professional Experience

Filter by technology

Channel Program — Full-Stack Developer

December 2022 – Present · BetterTracker

  • Lead backend development for production web applications using Laravel, PHP, PostgreSQL, and MySQL, supporting business-critical workflows.
  • Design and implement REST APIs, backend services, data models, and application workflows.
  • Develop asynchronous workflows using Redis and real-time functionality using Pusher.
  • Contribute to backend architecture, technical decisions, AWS infrastructure, and production deployments.
  • Collaborate with frontend engineers working with React to deliver end-to-end product features.
  • Develop an AI-powered document processing workflow using Python, OCR, and AI/LLM technologies to extract structured information from PDF contracts and transform unstructured content into JSON for database ingestion.
  • Work across document processing, extraction, validation, and backend integration to make AI-generated information usable within business workflows.
  • Adopt AI-assisted product development workflows using Cursor, Claude, and Figma Make to accelerate implementation and technical exploration.
  • Define project-specific AI rules, reusable skills, and structured implementation workflows to provide consistent product and technical context during AI-assisted development.
  • Review and validate AI-generated solutions against architecture, business requirements, code quality standards, and production constraints.
  • Apply AI-assisted workflows to implementation, refactoring, documentation, technical exploration, and UI-to-code development while maintaining ownership of product and technical decisions.
  • Work in distributed development workflows using Git, Jira, AWS, and Scrum.

Technologies: Laravel, PHP, Python, PostgreSQL, MySQL, Redis, Pusher, REST APIs, OCR, AI/LLM, PDF processing, JSON, AWS, React, Git, Jira, Cursor, Claude, Figma Make.

BairesDev — Full-Stack Developer

April 2021 – November 2022

  • Designed and implemented Laravel REST APIs backed by PostgreSQL and MySQL for production web applications.
  • Improved backend architecture with a focus on performance, scalability, maintainability, and clean code.
  • Developed backend features supporting business and customer requirements.
  • Collaborated with distributed development teams using Git and Docker.
  • Worked across backend and frontend layers using JavaScript, jQuery, and AJAX.

Technologies: Laravel, PHP, PostgreSQL, MySQL, Docker, JavaScript, jQuery, AJAX, Git.

Interpagos S.A.S. — CTO & Full-Stack Developer

December 2019 – April 2021

  • Led architecture and development of secure payment platforms using Laravel, PHP, Node.js, and MySQL.
  • Directed a cross-functional development team and translated business requirements into technical solutions.
  • Made architectural decisions across backend services, infrastructure, deployment, and application development.
  • Oversaw CI/CD and production deployments using AWS, NGINX, and Apache.
  • Balanced technical quality, delivery requirements, and business priorities.

Technologies: Laravel, PHP, Node.js, MySQL, Angular, AWS, NGINX, Apache, CI/CD.

Earlier Experience

Firefly S.A.S. — Full-Stack Developer

2019

  • Developed production web applications using Laravel, PHP, MySQL, Angular, REST, and SOAP, including reusable backend modules, data modeling, and API services.

Technologies: Laravel, PHP, MySQL, Angular, REST, SOAP.

Digital Pedagogical Architecture — CTO & Full-Stack Developer

2017 – 2018

  • Led software architecture and backend development for educational platforms using Laravel, PHP, MySQL, REST, and Ionic.

Technologies: Laravel, PHP, MySQL, REST, Ionic.

Yettú S.A.S. — Co-Founder, CEO & CTO

2007 – 2017

  • Co-founded and led a software development company delivering solutions for government and private-sector organizations. Responsible for architecture, backend development, technical strategy, team leadership, and customer-facing technical decisions.

Technologies: PHP, Laravel, MySQL, Angular, JavaScript, REST, Scrum.

OpenCard S.A. — Java Developer

2006 – 2007

  • Developed backend modules for financial applications using Java/J2EE and Oracle.

Technologies: Java/J2EE, Oracle.

British American Tobacco — RQI Software Developer Engineer

2005 – 2006

  • Developed an enterprise quality-control system using Java and Oracle.

Technologies: Java, Oracle.

Selected Independent Projects

FacelessFusion

2026 – Present | Adjacent Web

Live Platform

Full-stack AI platform for faceless video: script, voiceover, storyboard stills, and image-to-video generation. Built the React/TypeScript product UI and Firebase backend (Auth, Firestore, Storage, Cloud Functions), with async job processing and integrations for ElevenLabs, fal.ai, and Stripe.

Tech Stack: React, TypeScript, Vite, Firebase, Cloud Functions, Firestore, ElevenLabs, fal.ai, Stripe, Git.

JATInfluencer

2025 – Present | Freelance / JATEC

Live Platform

Full-stack product developed independently, covering backend architecture, APIs, data modeling, frontend implementation, and technical decision-making.

Tech Stack: Python, FastAPI, PostgreSQL, REST APIs, Next.js, React, TypeScript, Docker, Git.

BiciFix

2025 – Present | Freelance / JATEC

Live Platform

Full-stack micromobility platform covering backend services, APIs, data management, and frontend functionality.

Tech Stack: FastAPI, Python, PostgreSQL, PostGIS, Flutter, Next.js, TypeScript, Docker, REST APIs, Git.

HeroTracker

2025 | Freelance / JATEC

Backend-focused application covering API development, application services, data handling, and integration concerns.

Tech Stack: Python, FastAPI, PostgreSQL, REST APIs, Docker, Git.

Education

Systems Engineer

Pontificia Universidad Javeriana, Colombia · 2000 – 2006

Selected Certifications

  • Scrum Foundations Professional Certificate — CertiProf, 2021
  • GitHub Ultimate: Master Git and GitHub — Udemy, 2021
  • Docker Crash Course — Udemy, 2021
  • SQL Bootcamp — Udemy, 2021
  • AI Bootcamp — Talento Tech, 2024
  • Prompt Engineering with ChatGPT — Platzi, 2024

Languages

Spanish: Native · English: Advanced — Reading, Writing, Speaking

Technical Skills

PHP / Backend

PHP, Laravel, Node.js, REST APIs, SOAP

Databases

MySQL, PostgreSQL, MongoDB, Oracle

Infrastructure

AWS, Docker, NGINX, Apache, Linux/SSH

Async / Real-Time

Redis, asynchronous workflows, Pusher

Frontend

JavaScript, React, Angular, jQuery, Ionic

AI / Data

Python, OCR, AI/LLM, PDF processing, JSON

Tools

Git, Jira, Postman, Figma, Cursor, Claude, Figma Make

Practices

CI/CD, Scrum, GitFlow, code quality