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Milton B.

Milton B.

Next.js, AI SaaS Architect, WordPress, Netlify & Vercel bugfix, Gatsby

Technology professional with 21 years of experience in Software Development, Artificial Intelligence, Design, and Graphic Production. Works as a Graphic Production Specialist, Graphic Designer, Full Stack Developer, Mentor, and Technology Consultant, with solid expertise in offset and digital design, graphic production, editorial layout, visual communication, branding, and print-ready artwork preparation. In software development, has extensive experience building web applications, software architecture, databases, APIs, cloud solutions, automation, systems integration, and end-to-end digital product development. Experienced with OpenAI API, Next.js, React, WordPress, Gatsby.js, Netlify, Vercel, and PHP, developing high-performance websites, scalable applications, intelligent automation, and production-ready software solutions. In Artificial Intelligence, specializes in developing solutions based on Large Language Models (LLMs), Prompt Engineering, Retrieval-Augmented Generation (RAG), OpenAI API integration, AI Harnesses, AI agents, intelligent automation, AI-powered content generation, and Generative AI applications. Also provides mentoring in technology, software development, artificial intelligence, and career development, helping professionals and organizations strengthen their technical capabilities and strategic direction. Has more than 8 years of experience in the international freelance market, serving clients across the United States, Europe, and other countries, achieving a 100% Job Success rating and generating over USD 60,000 in international project revenue. Delivers end-to-end solutions, from visual concept and graphic design to software development, deployment, automation, and the continuous evolution of digital products and printed materials. What I Do ✅ WordPress → Next.js / Gatsby Migrations Safe, SEO-preserving migrations for high-traffic websites and SaaS products. ✅ AI-Powered SaaS Development Login systems, Stripe billing, content generation, automation pipelines. ✅ Performance & Technical SEO Optimization Core Web Vitals improvements, architecture redesign, code refactoring. Recent Results - Reduced SaaS landing page load time from 6s → under 1s - Migrated high-traffic blog to Next.js with SEO rankings preserved - Built AI automation replacing 8+ hours/week of manual work - Installed modern CMS system cutting content publishing time by 50% What They Say About Me 💬 - 20+ years building web systems (since 1998) - 900+ web projects delivered - $70k+ international freelance revenue - Clients across US, Europe, and Brazil - Strong background in React, JavaScript, GraphQL, Gatsby, Next.js - Strategic mindset: I don’t just code — I architect Testimonials "This guy is a coding rockstar. I highly recommend him! :) He's also very laid-back and communicative. We'll definitely work with him again. FIVE STARS!" — Federico H., Figmenta, Milan, Italy "The market is flooded with low-experience developers, but Milton is clearly on a different level. GOAT!" — Renato Q., Creativity Block, Lisbon, Portugal "Milton is a very talented developer. I hired him several years ago and know him well. Milton's skills are top-notch. I highly recommend him." — Ryan M., Green Hat Web Solutions, Denver, USA

🇧🇷Ribeirao Preto, Brazil$50/hr100% JSS4.88 (23)Since Apr 2018
GlobeUpwork

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#69,451 / 412k
🇧🇷Country#714 / 4,647
Revenue, last 30 days
$0
Total earnings
$56k

Billed in all: $56k

World#69,451 / 412k
🇧🇷Country#714 / 4,647
Per project
$2k

$0 in the last 6 months

Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇧🇷Country#1,427 / 4,647
Projects in all
28

Across 33 contracts

55% fixed45% hourly
World#103,224 / 412k
🇧🇷Country#748 / 4,647

Earnings, last 30 days

$56.3kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$55k$56k$57k$58kOct 8Oct 23Nov 7

Skills