Eliezer A. Meza

Full-Stack Software Engineer

Nueva Esparta, Venezuela · Remote (UTC−4)

eliezermeza.dev@gmail.com
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Summary

Full-stack engineer with 5+ years shipping fintech, ERP, and AI-agent systems to production: crypto wallets handling 300+ monthly transactions, payment integrations processing 200+ daily operations, and LLM agents automating end-to-end business workflows. Core stack: Python/FastAPI, Next.js, Flutter, Node.js.

Experience

Full-Stack Developer (Freelance, Remote)

Jan 2026 – present

Betty Travel (confidential client)

  • Built the core async FastAPI backend (WebSocket) for a corporate-travel AI agent, integrating Sabre REST APIs (GDS) for BFM quoting, PNR creation, and automated ticket issuance
  • Implemented the agent's state graph with LangGraph and semantic RAG (LangChain + pgvector) for automated travel-policy compliance, powered by Claude 3.5 Haiku via AWS Bedrock
  • Delivered the Flutter iOS/Android app with real-time voice (LiveKit) and a multitenant Next.js + shadcn/ui admin panel
  • Stack: FastAPI, LangGraph, LangChain, ElevenLabs, Flutter, Next.js, PostgreSQL

Mobile & Frontend Developer (Remote)

Apr 2025 – Dec 2025

Kodea Labs

  • Architected native iOS/Android crypto wallets from scratch in Flutter with GetX state management
  • Shipped the wallets to production, processing 300+ monthly transactions with zero security breaches and zero lost funds
  • Forked and patched pub.dev packages to resolve OS compatibility blockers
  • Optimized Critical Rendering Path on fintech exchange UI for −30% load time, serving 100+ concurrent users

Full-Stack Consultant (Remote)

Nov 2024 – present

Novanet Studio C.A.

  • Integrated C2P payment modules into legacy ERP: +200 transactions/day, −60% invoice-closing time
  • Maintains 5+ web platforms with consistent −20% load-time improvements and SEO gains
  • Led requirements gathering & architecture for 10+ new platforms (Nuxt/Astro/Svelte), cutting time-to-market by 20%

Software Developer

Oct 2021 – Mar 2025

Spartan Techs C.A. — Porlamar, Venezuela

  • Introduced structured requirements analysis across 15+ client projects, reducing development cycles by 20%
  • Built business applications serving 200+ active users (inventory control, cost analysis)
  • Reduced cross-team integration errors by 15% through shared API contracts
  • Stack: Ionic/Angular, React, Next.js

Education

Systems Engineering

Sep 2018 – Nov 2023

Universidad de Margarita

Outstanding-mention thesis: internal process-management system for a technical-service department.

Certifications (Udemy)

Skills

Frontend

JS/TS (ES6+) · React · Next.js · Nuxt · Astro · SCSS · Tailwind · Flutter · Ionic

Backend

Python · FastAPI · Node.js · Bun · Strapi · PostgreSQL · Redis · Celery

AI / LLM

LangGraph · LangChain · AWS Bedrock · LiveKit Agents · Deepgram · ElevenLabs · pgvector · RAG

Languages

Spanish Native
English B1 — Professional written communication