William Wanyama
Tech Lead E-Commerce at kloeckner.i GmbH
Berlin, Germany
Summary
👤
Senior🎓
Top SchoolWilliam Wanyama is a Tech Lead in e-commerce with 12 years of software engineering experience and over seven years focused on professional web development, specializing in Ruby and Vue stacks. He combines hands-on system design—migrating legacy systems and building robust auth/user management—with a people-first leadership style that reduced onboarding time from 1.5 weeks to 3 days and cut quarterly bug counts drastically. Passionate about privacy, sustainability and open source, he founded a sports-data startup that won regional awards and created a company Sustainability chapter to shift procurement and culture. Comfortable across Elixir, Docker, Kubernetes and front-end frameworks, he excels at turning developer learning initiatives into product outcomes and at scaling teams through async, checklist-driven workflows. Based in Berlin, he looks for roles that improve wellbeing, environmental impact, and human rights while nurturing inclusive, high-performing teams.
12 years of coding experience
8 years of employment as a software developer
Cambridge General Certificate of Education Advanced Level, Cambridge General Certificate of Education Advanced Level at John Mackenzie HighBachelor of Science (BSc), Electrical and Computer Engineering, Bachelor of Science (BSc), Electrical and Computer Engineering at University of Cape TownStrategy in Marketing for Emerging Countries, Strategy in Marketing for Emerging Countries at Universidade Paulista
English, Swahili, Portuguese
Stackoverflow
476reputation
311kreached
6answers
1question
Github Skills (79)
heroku-deployment10
redux-store10
javascript-api10
javascript10
rendering10
react-rails10
api10
graphql-tools10
server-side10
redux-saga10
nodejs10
css10
math10
redux10
webpack10
Programming languages (5)
Github contributions (5)
wanyamaman/Empirical-Core
Feb 2017 - Jun 2017
Contributions:30 pushes, 5 branches in 4 months
apipartydjangoactivities3rd-party
wanyamaman/eduportal
Jun 2016 - Jun 2017
Contributions:56 PRs, 48 pushes, 50 branches in 1 year
schoolswippythondirectory
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