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Guilherme N.
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Guilherme N.

Senior Full-Stack Developer & AI Engineer | Next.js, React, Python

I'm Guilherme, a Senior Full-stack Developer and AI engineer based in Brazil with 8+ years of experience I specialize in: ⭐ AI - External Integrations, Prompt Engineering, RAG, AI agents, Chatbots, etc. ⭐ UX/UI Design - I have a keen eye for good user experience and design! ⭐ Full-stack Development - Web, Software and Mobile. But I'm also pretty good at: ⭐ CyberSecurity ⭐ Data Analysis and Data Science ⭐ Automations - Bots, web scrapping, scripts, etc. ⭐ Database Architecture - SQL and NoSQL ⭐ Cloud My workstyle: ✏️ I'm very passionate about tech - I'm obsessed with solving problems and finsihing challenging projects. ✏️ I work well both by myself and in teams and have experience leading big projects ✏️ I'm proactive, communicative and an overall independent worker. ✏️ I consider myself a skilled and creative problem solver - I adapt well to tight deadlines, complex stacks and lots of pressure. I have worked with many of the most well-known technologies in the market, but my favorites are: ✔️ JavaScript - My favorite frameworks being Next.js and React.js for front-end and Node.js for back-end ✔️ Python - I use it for automations, scripting, data analysis and web development (with Django) ✔️ Docker - It makes deploying super easy ✔️ PostgresSQL - My favorite database! ✔️ TailwindCSS - It helps me implement cool and fuctional designs super fast A few of the things I usually do / build: 🔍 Carefully designed web pages 🔍 Robust back-ends and optimized APIs 🔍 Complex applications and systems from start to deploy 🔍 All kinds of automations - Including low-code 🔍 AI Agents for multiple purposes 🔍 Insightful data analysis and reports 🔍 CyberSecurity checks - Pentesting, bug bounty, etc. If that sounds like a good fit for your project, don't hesitate to contact me!

🇧🇷Brasilia, Brazil$15/hr100% JSS5.00 (3)Since Jul 2022

Earnings and projects

MRR
$1.7k

Last 6 months ÷ 6

World#26,960 / 412k
🇧🇷Country#386 / 4,647
Revenue, last 30 days
$0

Last 6 months: $10k

Total earnings
$14k

Billed in all: $15k

World#168,879 / 412k
🇧🇷Country#1,782 / 4,647
Per project
$1.6k

$2.1k in the last 6 months

World#92,832 / 412k
🇧🇷Country#1,049 / 4,647
Projects, last 6 months
5

Across 8 contracts

0% fixed100% hourly
World#41,746 / 412k
🇧🇷Country#373 / 4,647
Projects in all
9

Across 21 contracts

10% fixed90% hourly
World#212,270 / 412k
🇧🇷Country#1,899 / 4,647

Earnings, last 30 days

$14.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$14.6k$14.8k$15.0k$15.2kOct 9Oct 24Nov 8

Skill rankings: Top 7% in Tailwind CSS

Ranked by MRR among everyone on Upwork with the skill.

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  2. #502Tailwind CSS6,978 freelancers · 🇧🇷 #5Top 7%
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  5. #732Docker8,761 freelancers · 🇧🇷 #14Top 8%
  6. #954React Native10,486 freelancers · 🇧🇷 #14Top 9%
  7. #967OpenAI API6,930 freelancers · 🇧🇷 #10Top 14%
  8. #1,413PostgreSQL12,850 freelancers · 🇧🇷 #18Top 11%