Junior Tada
Senior Software Engineer at CashU Fintech
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolJunior Tada is a Senior Software Engineer with a decade of experience building backend systems, currently shaping fintech infrastructure at CashU using Ruby on Rails, Python, FastAPI, Sidekiq, Redis, PostgreSQL and AWS. He is the main author of PyNFe, a widely used open-source Python library for issuing Brazil’s electronic invoices (NF-e), demonstrating deep expertise in tax-related integrations, serialization and event handling. As a former managing partner at Tada Software he delivered cross-platform solutions for web, mobile and Linux systems, combining hands-on engineering with product-minded ownership. He also applies machine learning and orchestration tools (Airflow, DBT) to production workflows, bringing a pragmatic mix of data and backend engineering to financial systems.
10 years of coding experience
7 years of employment as a software developer
Análise e Desenvolvimento de Sistemas, Computer Software Engineering, Análise e Desenvolvimento de Sistemas, Computer Software Engineering at Centro Universitário de MaringáTécnico em Informática, Computer Software Engineering, Técnico em Informática, Computer Software Engineering at Intituto Federal do Paraná
English, Japanese, Portuguese
Stackoverflow
11reputation
0reached
1answer
0questions
Github Skills (8)
xml10
data-serialization10
python10
webservice10
serialization10
back-end-development9
lxml6
json5
Programming languages (2)
Github contributions (5)
TadaSoftware/PyNFe
Jul 2015 - Jan 2023
Projeto de biblioteca para fazer interface com o webservice de Nota Fiscal eletrônica para Python, disponível sob LGPL.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:1 release, 78 reviews, 354 commits in 7 years 7 months
Contributions summary:Junior primarily focused on implementing and modifying features related to the Nota Fiscal Eletrônica (NF-e) web service interface for Python. Their contributions involved code changes in the `pynfe` directory, specifically in areas like serialization, event handling (cancelation and other changes), and possibly interaction with a database. The user demonstrated proficiency in working with the project's core libraries and data structures, as well as with the core APIs.
fiscalpythonbibliotecaprojetowebservice
CashU-BR/brazilian_document_wrapper
Oct 2022 - Jan 2025
wrapper that injects the [brazilian_documents](https://github.com/fidelisrafael/brazilian_documents) gem behavior into string and active-record classes
Contributions:1 release, 4 reviews, 2 PRs in 2 years 3 months
stringrubybrazilianactive-recordgem
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