Aldair Schnier López Uriarte

Available to hire

js/NestJS, PHP/Symfony, and Laravel. nnI excel in Domain-Driven Design, Hexagonal Architecture, and SOLID principles to deliver robust, production-ready services.

About

Hi, I’m Aldair Schnier López Uriarte — a Senior Backend Engineer and CMS Developer with 6+ years of experience building scalable, secure APIs and CMS solutions using Node.js/NestJS, PHP/Symfony, and Laravel. I also have strong frontend skills in React, TypeScript, HTML/CSS, and Tailwind, with extensive experience in WordPress and Strapi customizations and migrations.\n\nI excel in Domain-Driven Design, Hexagonal Architecture, and SOLID principles to deliver robust, production-ready services. I’ve helped clients in hospitality and e-commerce with API integrations, payment flows, RBAC, and asynchronous processing (RabbitMQ, Redis). I work well as a freelancer or in-house developer, deploying containerized solutions with Docker and implementing reliable CI/CD workflows (Azure Pipelines, GitHub Actions).

  • 5 years' experience
  • Joined November 2025

Languages

  • Spanish; CastilianFluent
  • EnglishAdvanced

Industry experience

  • Travel & Hospitality
  • Software & Internet
  • Professional Services
  • Retail

More experts in Murcia, Spain

Work experience· 4 roles

Full Stack Developer · The Cocktail S.LJun 2022 – Nov 2025 · 3 yrs 6 mos

Developed and evolved REST APIs in Symfony (Doctrine, Messenger) for hospitality mobile apps (check-in/check-out, service requests). Applied Hexagonal Architecture and SOLID principles to isolate use cases and reduce coupling. Integrated multiple external REST/SOAP providers with idempotency and retry mechanisms; used RabbitMQ/Redis for background job processing. Built CI/CD pipelines in Azure and containerized services with Docker. Created unit and integration tests; collaborated in agile teams with code reviews and pair programming.

Full Stack Developer · Leask SLNov 2021 – Nov 2021 · 1 mo

Contributed to the e-commerce platform powerplanetonline.com on both backend and administrative panel. Implemented backend features in Laravel following SOLID principles and Hexagonal Architecture; developed the admin panel using Bootstrap, TypeScript, and JavaScript. Introduced RabbitMQ for event handling and asynchronous processing; utilized Docker/Docker-Compose and configured Nginx. Implemented search and observability with Elasticsearch/Kibana and version control with Git/GitFlow. Enhanced platform stability and performance through refactoring and optimization.

Senior Backend Engineer & CMS Developer · Self-EmployedJan 2020 – Nov 2025 · 5 yrs 11 mos

Delivered end-to-end web development solutions as an independent contractor: backend APIs built with Laravel and Node.js/NestJS; custom CMS implementations and migrations using WordPress and Strapi with advanced customization; frontend development in React with TypeScript. Implemented third-party integrations, payment gateway flows, RBAC, and queue-based processing for heavy workloads. Optimized performance, technical SEO and security. Collaborated with stakeholders to define project scope, delivered iterative releases, and deployed containerized solutions with Docker. Managed repositories and workflows (Git/GitFlow) with Jira tracking, ensuring high-quality code through systematic testing and code reviews.

Full Stack Developer · Mediterráneo Belchi Salas S.LSep 2018 – Sep 2018 · 1 mo

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