Julio Emilio Saldaña Quintero

Full Stack and Mobile Developer, AI Integrations

Panama City, Panamacontact@juliosaldana.comlinkedin.com/in/juliosaldanaqjuliosaldana.com

Profile

Full stack and mobile developer building Flutter applications, React interfaces, and Node.js and Python APIs. Own delivery from interface design through cloud deployment, with current work in conversational ordering, MCP integrations and business automation. Founder of SoftwareToaster and XYZ Solutions, combining product ownership with hands-on client delivery.

Technical skills

Mobile and web
Flutter, Dart, React, Next.js, Vite, TypeScript, JavaScript, HTML, CSS
Backend and data
Node.js, NestJS, Express.js, Python, REST APIs, PostgreSQL, MySQL, Redis
AI and integrations
OpenAI APIs, Genkit, MCP, n8n, Odoo, AI-assisted development
Cloud and delivery
AWS, Azure, Cloudflare, Docker, Linux, Git, GitHub, automated testing

Professional experience

Developer, CLAU.IO

Oct 2025 – Present. Panama

  • Build Flutter applications and React, Next.js and Vite interfaces for loyalty and e-commerce products, from interface design through cloud deployment.
  • Develop and integrate Node.js REST APIs connected to SQL databases.
  • Develop an AI ordering assistant that connects conversational responses to product catalogs and kiosk cart actions, with application-enforced business rules.

Previously: Onboarding and Project Management Agent, Loyalty and E-commerce, CLAU.IO, Aug 2024 – Oct 2025.

CEO of Panama Division, Geek Tech Sol

Jul 2023 – Jul 2025. Remote

  • Led the Panamanian division and delivered client software, Python backend services and API integrations.
  • Developed and implemented Odoo modules, covering discovery, configuration and adaptation to business processes.
  • Managed cloud infrastructure, Docker, Linux servers, self-hosting and production operations.

IT Manager, Mundo Lotes

Jul 2023 – Aug 2024. Panama

  • Led IT support for business systems, equipment, networks and servers at the parent company of Super Remate.
  • Implemented CCTV and video-surveillance systems across the facilities.

IT and E-commerce, Super Remate

2021 – 2023. Panama

  • Implemented and administered Odoo ERP for inventory and operational workflows.
  • Managed IT infrastructure, led e-commerce operations and directed digital marketing activities.

Selected product and integration projects

AI Ordering Assistant, CLAU.IO

Flutter / Dart, TypeScript / Node.js, OpenAI APIs, Genkit, Cloud Run

  • Develop conversational ordering workflows that connect AI responses to the product catalog and kiosk interface.
  • Validate structured tool actions before cart changes. Keep business rules and transaction execution in the application, with scoped context and safe diagnostics.

ToastLink, SoftwareToaster

TypeScript, Next.js, NestJS, PostgreSQL / Prisma, Redis / BullMQ, REST APIs, MCP

  • Built conversation agents, durable visual workflows, a shared human inbox and adapters for messaging providers and business applications.
  • Implemented workspace isolation, scoped API and MCP access, encrypted credentials, tool allowlists, spending and loop limits, audit records and human handoff. In production.

ToastCast, SoftwareToaster

TypeScript / JavaScript, Cloudflare Pages / Workers / D1 / R2, HTML / CSS, Kotlin

  • Built digital signage workflows for centralized content management, POS catalog synchronization, playlists and cached screen playback.
  • Added optional AI-assisted HTML and CSS authoring with operator review and sanitization on the server and player. Applied company and device access controls. In production.

Odoo and POS Business Automation

Personal and client projects. Python, JavaScript, NestJS, PostgreSQL, Redis, REST APIs

  • Developed custom modules and integrations for loyalty points, redemption, electronic invoicing and operational workflows.
  • Implemented server-side TOTP approvals, scoped single-use permissions, idempotent loyalty events and recovery for uncertain transaction outcomes.

Engineering practices

Use Claude Code, OpenAI Codex and GitHub Copilot with code review, scoped Git and pull-request changes, unit and API tests, and release validation. Keep secrets out of code and logs, and enforce permissions at API and tool execution boundaries.

Languages and certification

Spanish: native. English: professional working proficiency.

Vibe Coding with GitHub Copilot, Scrimba.