Angelo Santos Cruz

Available to hire

I am a results-driven Full-Stack Developer with 7+ years of remote experience building scalable, production-grade web applications for companies across the US, Europe, and Asia.

About

I am a results-driven Full-Stack Developer with 7+ years of remote experience building scalable, production-grade web applications for companies across the US, Europe, and Asia.

I specialize in end-to-end development (frontend, backend, databases, deployment) and practical AI/ML integration for intelligent features. I thrive in fast-paced distributed teams while maintaining clean code, performance, and user experience. I am passionate about modern tech stacks and turning complex requirements into reliable products.

  • 7 years' experience
  • Joined March 2026

Languages

  • EnglishFluent

Industry experience

  • Software & Internet
  • Media & Entertainment
  • Professional Services
  • Other
  • Transportation & Logistics
  • Financial Services

More experts in Shinagawa City, Japan

Work experience

Senior FullStack Developer · GradientAIJan 2023 – Present · 3 yrs 11 mos

Designed and implemented full-stack features for an AI-powered insurance analytics platform using React + TypeScript (frontend) and Node.js + Express (backend), improving data processing speed by 45%. Led migration to a microservices architecture with Docker and AWS, resulting in 99.9% uptime and easier scaling for 10k+ daily users. Collaborated remotely with US-based product and data science teams using Agile methodologies and CI/CD pipelines (GitHub Actions + AWS).

FullStack Developer · SoftwareMillJun 2021 – Dec 2022 · 1 yr 7 mos

Developed and maintained multiple client-facing web applications using React, Next.js, and Python/Django stack, serving European enterprise clients in logistics and fintech. Optimized database queries and implemented PostgreSQL + Redis caching, cutting API response times from 800 ms to under 150 ms. Handled full deployment pipeline on Google Cloud Platform, including monitoring with Prometheus and automated testing.

FullStack Developer · KoltivaJun 2019 – May 2021 · 2 yrs

Built end-to-end agricultural supply chain platform using Vue.js frontend and Node.js + MongoDB backend, supporting 5,000+ farmers across Southeast Asia. Developed responsive mobile-first interfaces and REST/GraphQL APIs that handled peak loads of 2,000 concurrent users. Implemented CI/CD with Jenkins and deployed on AWS, reducing deployment time from days to hours.

Education

Bachelor of Science in Computer Science · CIIT College of Arts and Technology Inc.2015 – 2019

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