j
john_r_epperson

John Epperson

@john_r_epperson

Senior Rails and Flutter Engineer, Audits, Rescues, Bug Fixes

Estados Unidos
Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
Senior Rails (since 2008) and Flutter mobile (since 2019) engineer. 19 years full-stack. Rails: 2-year embedded engineer at Nasdaq Private Market, 9+ year ERP maintenance through Rails 3 to 7 with zero downtime. Flutter: 7+ years on a real estate app with hundreds of DAU, including the React Native to Flutter migration that cut bug resolution from months to days. Fixed scope, fixed price, specific deliverable per gig. If scope grows, I tell you day one and we rescope. Former Ruby Rogues podcast co-host. Charlotte Devs founder. Shiplane OSS maintainer.... Saiba mais

Habilidades

j
john_r_epperson
John Epperson
offline • 

Conheça meus serviços

Ajuda/Consultoria
I will audit your rails app and deliver a prioritized fix report
A partir deUS$ 150 /projetoMais detalhes
Correções de bugs
I will fix 3 bugs in your ruby on rails codebase
A partir deUS$ 100 /projetoMais detalhes

Portfólio

Experiência profissional

Self-Employed_/ Freelancer

Senior Rails and Flutter Consultant @ Rock Agile

Self-Employed / Freelancer • Autônomo

Jan 2017 - Present • 9 yrs 10 mos

Senior Rails and Flutter engineering for small-to-mid teams. Rescue work, audits, major version upgrades, long-term maintenance.

Nasdaq

Senior Rails Engineer (Embedded)

Nasdaq • Freelance

Oct 2020 - Aug 2022 • 1 yr 10 mos

Two-year embedded engagement on a high-availability financial platform serving institutional investors. Led a StimulusJS modernization initiative replacing years of fragmented legacy JavaScript with reusable components.

Senior Engineer / Team Lead

N2 Publishing • Período integral

Sep 2016 - Jun 2019 • 2 yrs 9 mos

Led a 4-person engineering team. Founded the intern and mentorship programs.