Eliezer A. Meza
Full-Stack Software Engineer
Nueva Esparta, Venezuela · Remote (UTC−4)
eliezermeza.dev@gmail.comSummary
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 – presentBetty 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- 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- 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 2025Spartan 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 2023Outstanding-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