Full Stack Developer | Automation & AI

FROM IDEAS TOINTELLIGENT SYSTEMS.

Specialist in building scalable web solutions, automation systems and AI-driven experiences.

Uilliam Santos
Available for projects
ABOUT ME

HEY, I'M UILLIAM SANTOS.

Python Backend Developer with a practical mindset for building APIs, automation and scalable systems.

My background in technology and business gives me strong perspective on solving real-world problems. I balance clean architecture with fast delivery so products create value early.

My goal is to help companies transform ideas into reliable backend systems that support growth and better decisions.

JOURNEY

MY TIMELINE.

2025 WORK

Freelance Data & Automation Specialist

Dubai, UAE • Feb 2025 - Present

Developed Python automation tools that reduced manual reporting time by 30-50%. Worked with large datasets to extract insights, support data-driven decisions, streamline reporting workflows, and translate business requirements into structured data solutions.

2023 WORK

Customer Service Manager

Mema's Restaurant and Bar — Dublin

Managed client feedback and daily operations, maintained accurate digital records and handled multitasking in a fast-paced environment.

2020 WORK

Digital Mentor & Entrepreneur

Online — Remote

Delivered coaching while managing CRM systems. Created automated email flows and analyzed engagement to improve operations at scale.

2015 WORK

Software Developer

CI&T — Campinas, Brazil

Developed and maintained responsive web apps using JavaScript, HTML and CSS. Collaborated with designers and backend teams across multiple client projects.

EXPERTISE

MY TECH STACK.

Technical stack focused on backend APIs, web foundations, and practical data automation based on real project delivery.

Languages

  • Python
  • JavaScript
  • TypeScript
  • PowerShell

Frameworks

  • Django
  • FastAPI
  • Flask
  • SQLAlchemy

Web

  • HTML5
  • CSS3
  • Bootstrap
  • Responsive UI

Data

  • JSON
  • CSV
  • Data Processing
  • ETL Workflows
  • Reporting Automation

Backend APIs

  • REST APIs
  • JWT Auth
  • PostgreSQL
  • SQLite
  • Pytest
PORTFOLIO

RECENT PROJECTS.

A curated selection of my real projects. Click any card to open details and preview image.

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Certificates

Professional certifications completed in 2026 with verified credential IDs.

Education

Bachelor of Technology in Systems Analysis and Development

Fatec Arthur de Azevedo

São Paulo, Brazil | 2012 - 2016

Bootcamps

DIO PRO

Python Fundamentals Track

Recipient: Uilliam Bruno De Lima Santos

Issued: March 2, 2026

Workload: 26 hours

Credential ID: ESN1JCHM

Verified Certificate
LuizaLabs (Magalu) + DIO

LuizaLabs - Python Backend (2nd Edition)

Recipient: Uilliam Bruno De Lima Santos

Issued: April 6, 2026

Workload: 38 hours

Credential ID: I9ZIM8X8

Verified Certificate
DIO PRO

Python Backend Developer Track

Recipient: Uilliam Bruno De Lima Santos

Issued: March 24, 2026

Workload: 35 hours

Credential ID: SXXKMSPH

Verified Certificate
COMMUNICATION

LANGUAGES I SPEAK.

Speaking multiple languages opens doors to global collaboration and richer understanding of diverse teams and cultures.

🇧🇷 Portuguese 100%

Mother Language

🇺🇸 English 88%

Advanced

🇪🇸 Spanish 55%

Intermediate

Able to communicate professionally in English and collaborate globally with distributed teams.
GET IN TOUCH

LET'S BUILD SOMETHING GREAT TOGETHER.

Have a challenging idea or project in mind? I'm always open to new collaborations. Reach out through any of the channels below.

Send a quick message

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