Manuel Van Rijn
Freelance Developer, Founder at Uppersource
Rotterdam and The Hague Netherlands
Summary
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SeniorManuel Van Rijn is a freelance developer and founder based in Rotterdam/The Hague with 12 years of experience building full-stack web applications, primarily in Ruby on Rails. He designs backend and frontend systems tailored to customer needs, combining expertise in Ruby, Node.js, PostgreSQL/MySQL and search with ElasticSearch. Comfortable across the stack, he ships maintainable UIs with Vue.js/React and styles with Sass while managing deployments on AWS/GCP using Docker, Terraform and configuration tools like Ansible/Chef. A pragmatic practitioner of TDD, DDD and Agile/Scrum, he balances engineering discipline with entrepreneurial delivery through his firm Uppersource. Notably, he pairs hands-on coding with cloud-native operations, making him a reliable partner for projects that require both feature velocity and production-grade infrastructure.
12 years of coding experience
Dutch, English
Stackoverflow
10,235reputation
1.3mreached
360answers
2questions
jqgrid
top-5%
google-maps
top-5%
ajax
top-5%
javascript
top-1%
jquery
top-1%
html
top-5%
Github Skills (146)
mvc10
ruby10
activerecord10
ruby-on-rails10
audit-trail10
javascript10
jquery10
html10
jemalloc10
audit10
rails10
asset-pipeline10
arel10
auditing10
omniauth10
Programming languages (10)
Github contributions (5)
gablarsen/play-in-peel
Apr 2016 - Jan 2022
Contributions:2 PRs in 5 years 10 months
manuelvanrijn/rails-template
Mar 2015 - May 2019
My Rails template
Contributions:1 release, 77 commits, 1 PR in 4 years 2 months
rails
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