Angel Valladares - Angel Valladares — Full-Stack Developer & Freelancer in Honduras

Angel Valladares

Full-Stack & AI Software Engineer at AirPlx

Tegucigalpa, Honduras (CST)

I am a Full-Stack Software Engineer at AirPlx, where I build high-performance platforms that optimize hangar and ramp operations through 3D visualization and AI-driven algorithms. My work directly impacts efficiency and safety for the aviation industry, helping FBOs and MROs maximize their facility capacity.

Prior to joining AirPlx, I built a strong track record as a Top Rated freelancer on Upwork with a 100% Job Success Score, placing me in the top 10% of global talent. During this time, I successfully delivered production-grade solutions for clients worldwide, ranging from data-driven automation tools to full-scale web applications.

On the technical side, I specialize in Node.js, React, and PostgreSQL, with extensive experience in AI and LLM integrations, including chatbots with OpenAI/Claude APIs, AI-powered content generation, and speech-to-text/text-to-speech capabilities. I deliver complete end-to-end solutions focused on performance, maintainability, and real-world impact.

Communication is never a barrier: I hold a B2 English proficiency level. I am fully capable of maintaining professional conversations, participating in technical interviews, and collaborating in team meetings without difficulty. My written communication is excellent, ensuring clear documentation and smooth coordination with international partners.

Work Experience

AirPlx

March 2026 - Present

Full-Stack & AI Software Engineer

  • React
  • Node.js
  • TypeScript
  • PostgreSQL
  • 3D Visualization
  • AI Optimization
Developing high-performance digital platform to optimize aviation hangar and ramp operations.
  • Platform Development: Building robust full-stack features using React, Node.js, and TypeScript for real-time hangar management and facility optimization.
  • Spatial Optimization: Supporting the improvement of AI-driven algorithms (AutoStack) and 3D visualization tools to maximize facility capacity for FBOs and MROs globally.
  • System Architecture: Contributing to scalable database design and real-time conflict detection systems for enhanced ground operation safety.
  • Aviation Tech: Working with manufacturer-verified data and spatial models to digitize complex aviation logistics.

Freelance (Upwork)

April 2025 - March 2026

Full-Stack Software Engineer · Top Rated · 100% Job Success

  • MERN
  • PERN
  • Next.js
  • React
  • Node.js
  • NestJS
  • Express
  • TypeScript
  • Python
  • FastAPI
  • PostgreSQL
  • MongoDB
  • Supabase
  • OpenAI API
  • LLM Integration
As a Top Rated freelancer with 100% Job Success Score, I architected and delivered production-grade applications for global clients, specializing in full-stack ecosystems and AI-driven automation.
  • AI & LLM Architecture: Built production-grade chatbots and AI-powered automation using OpenAI/Claude APIs, significantly accelerating business workflows.
  • End-to-End Development: Designed and deployed scalable web apps using MERN/PERN stacks, Next.js, and Supabase with a focus on performance and maintainability.
  • Cloud & Infrastructure: Proficient in Dockerized environments, managing high-performance VPS infrastructure for reliable hosting of client and internal projects.
  • Project Leadership: Directly managed client relationships, technical requirements, and production deadlines with a proven 100% success rate.

Copenergy SA

Jul 2024 - Dec 2025

Full-Stack Developer & Electrical Plant Operator

  • Next.js
  • Node.js
  • Python
  • React
  • NestJS
  • SQL Server
  • PostgreSQL
Passionate professional combining software development expertise with operational management in the energy sector. Create and maintain applications that optimize operations and monitoring in the electrical plant, while developing web applications for various departments.
  • Developed web applications to optimize electrical plant operations and monitoring systems.
  • Managed electrical plant machinery and monitored systems for efficient and safe operation.
  • Combined technical and operational knowledge to deliver tailored solutions for business needs.
  • Committed to innovation and sustainability, improving existing processes through technology.
  • Contributed to a collaborative work environment with continuous improvement mindset.

DAI

Jul 2023 - Jan 2024

IT Auxiliary

  • C#
  • Microsoft SQL Server
  • .NET
  • Web Development
Provided IT support and development services in a hybrid work environment.
  • Assisted in web development projects using C# and Microsoft SQL Server.
  • Provided technical support and maintenance for internal systems.
  • Collaborated with cross-functional teams on IT initiatives.

DAI

Feb 2023 - Jun 2023

IT Intern

  • C#
  • Web Development
  • .NET
  • SQL Server
Completed internship focusing on web development and IT support.
  • Gained hands-on experience in web development with C# and SQL Server.
  • Assisted in developing and maintaining internal applications.
  • Participated in code reviews and team meetings.

Education

Universidad Nacional Autónoma de Honduras (UNAH)

2016 - 2025
Systems Engineering

Skills

  • AI-Driven Development
  • Next.js
  • Supabase
  • PostgreSQL
  • OpenAI API
  • Claude API
  • LLM Integration
  • Document Retrieval
  • React
  • TypeScript
  • Node.js
  • MERN Stack
  • PERN Stack
  • Express
  • NestJS
  • GraphQL
  • REST APIs
  • API Integration
  • Docker
  • Python
  • FastAPI
  • MongoDB
  • Tailwind CSS
  • HTML/CSS

Certificates & Certifications

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Angel Valladares - Angel Valladares — Full-Stack Developer & Freelancer in Honduras