Ángel Santibañez
Costum software engineer analyst @ Accenture
About
Backend developer with over 3 years of experience in developing robust and scalable applications. Expert in technologies such as TypeScript, JavaScript, Svelte, Java, and Spring Boot. Solid knowledge in managing relational databases (MySQL, PostgreSQL) and NoSQL (MongoDB), as well as in implementing AWS cloud solutions. My focus is on solving complex problems and creating innovative products. I am constantly seeking opportunities to learn new technologies and improve my skills
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Colombia
Information Technology & Services
Redes, Windows Server, Security, IT Service Management, NestJS, Ciberseguridad, Seguridad de redes, Spring Cloud, Spring Security, Spring Data, Microservicios, GitLab, Nextjs, React.js, Spring Boot, Microsoft Azure, Spring Framework, Astro, Azure DevOps, Scrum
Experience

Dev Frontend
Bucaramanga, Santander, Colombia
Dynamic & Responsive Website with Astro & Tailwind CSS A high-performance, scalable web app with modern design and SEO optimization. Key Features ✅ Responsive UI – Tailwind CSS for mobile/desktop adaptability. ⚡ Fast Performance – Astro for static generation, boosting SEO & Core Web Vitals. 📝 CMS Integration – Easy content updates without developer dependency. 🚀 Scalable Architecture – Ready for future feature expansions. Impact 🔍 Higher SEO rankings – Improved visibility in search engines. ⏱️ Reduced maintenance – Client autonomy in content management. 📈 Better user retention – Faster load times & enhanced UX. Life Memories Management System A secure digital platform to preserve and share memories of loved ones. Core Functionalities 🖼️ Memory Storage – Upload & organize photos, messages, and documents. 👵 Elderly-Friendly UI – Simple, intuitive navigation. 🔒 Privacy Protection – Encryption & secure access control. 👨👩👧👦 Collaborative Management – Family members can contribute. 🔔 Notifications – Reminders for anniversaries & new memories. 🌐 Cross-Device Access – Responsive & scalable for all users. Project Goals 📌 Preserve legacies in a secure, emotional digital space. 🛡️ Ensure trust with robust privacy measures. 📱 Optimize accessibility for all age groups.

FullStack dev
remoto
I developed a reactive microservice with Java Spring Boot and Project Reactor to process payment receipts, applying the hexagonal architecture pattern to achieve modularity and scalability. I reduced response times by 90% (from 15s to 3s) when processing more than 100 receipts simultaneously, significantly improving system efficiency. I implemented security using JWT and Spring Security, ensuring secure transactions and reliable access control. I deployed and scaled the solution on AWS, guaranteeing high availability and resilience with retry mechanisms and circuit breakers.

Freelance
Colombia
Backend developer with experience in technologies such as TypeScript, JavaScript, Svelte, Java, and Spring Boot. Expert in managing relational databases (MySQL, PostgreSQL) and NoSQL (MongoDB). Solid knowledge in implementing and maintaining AWS cloud services. Passionate about creating innovative solutions and solving technical problems
Ángel Santibañez 's Contact Information
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