Sean Wallis
Principal Developer at RaiseNow
Stony Stratford, England, United Kingdom
Summary
👤
Senior🎓
Top SchoolSean Wallis is a Principal Developer with over 16 years of experience delivering pragmatic, production-grade software across fintech and high-volume payment systems from the UK. He combines hands-on full-stack development with team leadership—organising teams, supporting product strategy, and running recruitment and onboarding at growing startups. His work spans event-driven architectures, integrations, microservices, tooling/automation, and DevOps, with deep practical experience in PHP/Symfony, Node/TypeScript, React/Next, Docker, AWS Lambda, RabbitMQ and Elasticsearch. Sean has led distributed teams and stabilised legacy systems while designing resilient ledger payout and webhook-driven platforms that handle significant throughput. He brings a rare mix of firefighting experience and systems thinking—comfortable both writing code and owning monitoring, support and operational runbooks. Based in Stony Stratford, he pairs entrepreneurial energy from a Management with Entrepreneurship degree with a strong record of improving delivery and reliability in fast-moving environments.
9 years of coding experience
7 years of employment as a software developer
BSc, Management with Entrepreneurship, BSc, Management with Entrepreneurship at University of Southampton
English, French
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (82)
linting10
react-bootstrap-table10
javascript10
laravel10
react-bootstrap-components10
eslint10
dynamic-data10
naming-conventions10
babel-plugin10
php10
api9
redux9
css9
react9
laravel-framework9
Programming languages (4)
Github contributions (5)
sean-ww/react-redux-datatable
Oct 2017 - Jul 2020
Dynamic data table using React and Redux that fetches JSON from a predefined API.
Contributions:28 releases, 118 commits, 57 PRs in 2 years 9 months
apireactdynamic-datafetchesredux
sean-ww/seanwallis-hugo-blog
Nov 2017 - Jan 2020
Contributions:30 pushes, 2 branches in 2 years 2 months
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