Senior Backend Engineer

Building back ends solidly.

I design and build scalable backend systems — from high-demand APIs to data pipelines distributed data. Python first. Obsessed with performance. Based in Brazil.

5+ Years
10+ Projects
Felipe Rordigues Fonseca — Cyberpunk alter-ego Felipe Rordigues Fonseca — Backend Engineer
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Felipe Rordigues Fonseca
Backend Engineer

Tools of the
trade.

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These are the weapons I bring to every battle.
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What I
build

Complete backend capabilities for teams that need production-ready systems that scale without drama.

01
Web Development
Backend development for secure and well-documented web platforms with Django for seamless integration.
AuthenticationRoute versioningPermissions
02
APIs REST
Development of standard RESTful APIs with Django Rest Framework for robust and scalable integrations.
Authentication JWTVersionamento de RotasPermissions
03
Task Automations
Development of automation scripts for recurrent tasks using Selenium and Smtplib.
SeleniumSmtplibPython Scripts
04
Cloud Deploy
Cloud deployment using AWS/EC2. Creation of resilient infrastructure with custom routes and static IP.
AWS DashboardsAWS Route 53Static IP
05
Pipelines and AI Agent Integrations
Building data pipelines and integrating artificial intelligence agents with LangChain for intelligent automations.
LangChainLLMPython
Selected Works
Featured
Projects
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# Task automation
def auto_reserva(planilha):
  driver = webdriver.Chrome()
  for linha in planilha:
    driver.fill_form(linha)
    driver.submit()
01 / 03
Automation for class
registration and booking
Built with python, selenium and integrated with a Google sheet via API, the script automates a registration and classroom scheduling process on a web platform drastically reducing the time required to complete the task, freeing up resources for more strategic activities. (Illustrative Image)
PythonSeleniumGoogle API
# Fullstack Web Development
def map_view(request):
  m = folium.Map(location=[-31.3,-54.1])
  for loc in Local.objects.all():
    folium.Marker([loc.lat, loc.lng]).add_to(m)
  return render(request, m)
02 / 03
GeoNexus |
GeoPampa
Fullstack Web System built to help incoming students at the educational institution where I work locate buildings, facilities, and bus stops with the help of an interactive map. It is also possible to plot routes, calculate the distance between two places, among other features. The system was hosted using AWS EC2 servers and made available with a custom domain, static IP, and SSL/TLS certificate during the access and testing period. (Illustrative Image)
PythonDjangoPostgreSQLFolium
# Fullstack Web Development
def get_animal_data(species):
  url = f"https://api.nature.org/{species}"
  res = requests.get(url)
  if res.status_code == 200:
    return res.json()
03 / 03
GeoNexus |
GeoNature
Fullstack web system built to share information about wild animals living around the educational institution where I work. The data is obtained through requests to a free public API and later used in the frontend to generate features like interactive cards containing information of interest to users. In this way, the platform promotes the union of technology and environment by presenting a robust and scalable solution. This system was hosted on AWS using an EC2 server and made available with a static IP, purchased domain, and SSL/TLS security certificate during the access and testing period. (Illustrative Image)
PythonDjangoApi externa
Certifications

Courses &
Certifications.

Continuous learning as a practice. Each certificate is a commit in my growth.

10 completed certificates · 2023 – 2025
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LinkedIn Recommendations

Endorsements &
Recommendations.

What those who worked with me at UNIPAMPA say — professors, public servants, and colleagues who followed my self-taught learning journey in programming. Click on any face on the globe to read the full recommendation.

10 Recommendations
100% Verified
Published on LinkedIn Available on my profile.
Click on any face on the globe to read the full recommendation
Academic Formation

Building the future, one byte at a time.

2028
University of People
Computer Science

Pursuing a Computer Science degree at the University of the People — a 100% online and globally accredited institution. Combining theory and practice with a focus on distributed systems and software engineering.

100% Online & Global
CS Bachelor's Degree

"The capacity to learn is a gift; the ability to learn is a skill; the willingness to learn is a choice."

— Brian Herbert
UoPeople — CS
Bachelor's Degree
Computer Science
University of the People
Institution University of the People
Degree B.Sc. Computer Science
Format 100% Online & Global
Expected 2028 — In Progress
Contact & Opportunities

Let's create
something amazing.

Available for freelance work and contracts. Let's build something remarkable together.

Location Brazil — Remote worldwide
Time Zone BRT / UTC−3
Flexible for async teams
Contract Freelance · Contract
Long-term partnerships
Available for new projects
Get in touch