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Filipe Waitman, RESTful APIs Developer in São Paulo - State of São Paulo, Brazil
Filipe Waitman

RESTful APIs Developer in São Paulo - State of São Paulo, Brazil

Member since November 8, 2015
Since 2010, Filipe has been developing with Python​ and Django/Pyramid frameworks. He is also an Agile methodologies enthusiast. In addition, he has worked as both a team technical leader and as a scrum master. At the moment, he is aiming to work in Europe but any project that challenges him and where he can work remotely is more than welcome. He communicates and collaborates well with teams of all sizes.
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Portfolio

Experience

Location

São Paulo - State of São Paulo, Brazil

Availability

Part-time

Preferred Environment

Linux, Sublime IDE, GitHub, Git

The most amazing...

...project I've worked on is my current one where we match borrowers and investors via a loan engine bypassing banks and their surcharges.

Employment

  • Freelance API Developer | Freelance DevOps Engineer

    2016 - PRESENT
    Spotfund (via Toptal)
    • Developed a mobile micro-donation platform that aims to connect users to NGOs via platform with a social network look and feel.
    Technologies: Python 2, Python 3, Django, Django REST Framework, Push Notifications, PostgreSQL, Heroku, AWS (S3), Twilio, Stripe, Rollbar, Papertrail, Postmark, New Relic

  • Freelance API Developer | Data Scientist

    2017 - 2018
    Client (An Unreleased Project via Toptal)
    • Worked on a project; the details are suppressed as this project is not released yet.
    Technologies: Python 3, Django, Django REST Framework, Pandas, NumPy, SciPy, Matplotlib, Seaborn, PostgreSQL, Celery, Heroku, AWS (S3), Rollbar, Papertrail, Postmark

  • Freelance Back-end Developer

    2017 - 2018
    Divio AG (via Toptal)
    • Developed internal improvements for the platform,.
    • Designed and built add-ons for a Django CMS and also assisted in a few additional internal projects.
    Technologies: Python 2, Python 3, Django, Django CMS, PostgreSQL, Celery, Divio Cloud, Haystack, Elastic Search, uWSGI, AWS (S3), Tox, Travis CI, Sentry, New Relic

  • Back-end Developer

    2014 - 2016
    Geru
    • Worked on a lending platform that matches borrowers and investors directly and thus bypassing the need for banks—ensuring both better interest rates for the borrower and a better profitability to the investors.
    Technologies: Python, Pyramid, SQLAlchemy, PostgreSQL, Celery, Redis, Amazon Web Services, New Relic, Sentry, Stathat, Logentries, Zendesk, Plivo, Jumio, Clicksign, Ngrok

  • API Developer | Scrum Master

    2012 - 2014
    Titans Group
    • Created a white-labeled cloud storage (Dropbox-like) product.
    Technologies: Python, Django, Celery, RabbitMQ, Memcached, MySQL, Solr, Jenkins, Amazon Web Services, New Relic, Sentry

  • Full-stack Developer | Team Tech Leader

    2010 - 2012
    Nokia Siemens Networks (NSN)
    • Developed an internal system that took care of everything about the sites' deployment. This system managed the hiring, the deployment, billing, and maintenance.
    Technologies: Python, Django, Celery, RabbitMQ, Microsoft SQL Server, Jenkins, Sentry

Experience

  • Geru (Development)
    https://www.geru.com.br/

    This project was a lending platform that matches borrowers and investors directly bypassing the need for banks—this ensures both better interest rates for the borrower and better profitability for the investors.

  • Clarosync (Development)

    This is a project that I've made with the Titans Group. This is a cloud storage service like Dropbox, but multi­-branded (white­-labeled).

  • ZINA (Development)
    http://zina.access.nokiasiemensnetworks.com/

    This product was made for the Nokia Siemens Networks. It's an internal platform capable of putting together every single step of a telecommunication site deployment.

  • Spotfund (via Toptal) (Development)
    http://spotfund.com/

    This project was a mobile micro-donation platform that aims to connect users to NGOs using a social network look and feel. I worked as both software engineer and DevOps here.

Skills

  • Languages

    Python 3, Python

  • Frameworks

    Django REST Framework, Django, Selenium, Flask, Pyramid, Bootstrap, Alembic, Bootstrap 3, Chalice, Serverless Framework, Django Channels

  • Libraries/APIs

    API Development, Pandas, Plivo, Stripe, Stripe API, Twilio API, Requests, SQLAlchemy, SciPy, NumPy, Scikit-learn, NetworkX, jQuery, peewee

  • Tools

    Sublime Text, IPython, Jupyter, Celery, RabbitMQ

  • Platforms

    Heroku, Linux, Django CMS, Amazon Web Services (AWS), AWS EC2

  • Storage

    PostgreSQL, AWS S3, MongoDB, AWS RDS, Memcached, MySQL

  • Other

    RESTful APIs, APIs, Postmark, Machine Learning, Ajax, AWS API Gateway, RESTful Microservices, Serverless, WebSockets, Channels

  • Paradigms

    Object-oriented Programming (OOP), ETL, Data Science, Microservices

  • Industry Expertise

    Fintech

Education

  • Bachelor's degree in Information Systems
    2006 - 2010
    Universidade de São Paulo - São Paulo, Brazil

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