Nelson Mfinda
Senior Software Engineer at Jumia Porto Tech Center
Oregon, Portugal
Summary
👤
Senior🎓
Top SchoolNelson Mfinda is a Senior Software Engineer based in Lisbon with eight years of hands-on experience building scalable, high-performance microservices and distributed systems. He has repeatedly led architecture and implementation efforts—especially in payments and backend services—while driving observability, cost optimization, and robust error handling across cloud-native environments. Comfortable across Node, Go, Ruby, Python and Elixir stacks, he blends DevOps practices (Docker, Kubernetes, Prometheus, Grafana) with pragmatic engineering processes like TDD and CI/CD. Nelson also mentors teams, establishes coding standards, and turns legacy systems into maintainable platforms, having shipped performance-critical APIs for large e-commerce and fintech products. An open-source and learning enthusiast, he pairs formal software engineering training with recent data-science studies to continuously broaden his technical toolkit.
9 years of coding experience
8 years of employment as a software developer
Associate's degree ALX Data Science, Associate's degree ALX Data Science at ExploreAI AcademyBachelor degree Software Engineer, Bachelor degree Software Engineer at University Methodist of AngolaCertification Front End Libraries, Certification Front End Libraries at freeCodeCamp
English, Portuguese
Stackoverflow
149reputation
145kreached
1answer
1question
Github Skills (112)
brasil10
backend10
libphonenumber9
parser8
ruby-on-rails8
ruby8
frontend8
forum8
rspec7
command-line-tool7
google-groups7
react7
rest-api6
gmp6
disqus6
Programming languages (12)
Github contributions (5)
training-center/ruby-study-group
Oct 2018 - Oct 2019
Grupo de estudos de Ruby no Training Center
Contributions:16 commits, 8 PRs, 7 comments in 1 year
rubyruby-on-railsstudy-group
nelsonmfinda/nelsonmfinda.github.io
Jun 2018 - Jul 2021
My personal Website
Contributions:6 releases, 166 commits, 62 PRs in 3 years 1 month
reactnextjs
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