Yosvel Quintero
Freelance Software Engineer (PT) at Arc.dev
Barcelona, Catalonia, Spain
Summary
👤
Senior🎓
Top SchoolYosvel Quintero is a seasoned full-stack software engineer with over a decade of experience building scalable SaaS platforms using TypeScript, Node.js (NestJS, Hono, Express) and modern front-end frameworks like React, Angular, and Vue. He blends hands-on engineering with technical leadership—architecting multi-tenant systems, leading refactors to type-safe monorepos, and driving CI/CD automation that cut deployment time by 90%. Yosvel has a practical focus on performance and security, shipping APIs with sub-100ms latencies and robust JWT-based auth while integrating AI agents via LangChain and LangGraph to automate complex workflows. Comfortable across cloud providers and databases, he standardizes developer experience with Dockerized environments and Nx monorepos to accelerate onboarding and reduce duplicated effort. Based in Barcelona, he pairs a mathematics background with an OSS-minded, production-first approach that consistently turns complex requirements into measurable business outcomes.
13 years of coding experience
10 years of employment as a software developer
BSc, Mathematics and Computation, BSc, Mathematics and Computation at University Silverio Blanco Núñez
English, Spanish
Stackoverflow
18,837reputation
3.6mreached
892answers
0questions
angularjs
top-5%
html-table
top-5%
jquery
top-5%
javascript
top-1%
symfony
top-1%
html
top-5%
Github Skills (39)
javascript10
symfony10
angular-component9
json9
jquery9
angularjs9
html-table9
nodejs9
react9
documentation9
eco9
html9
api-generator8
performance-analysis8
lumen8
Programming languages (3)
Github contributions (5)
yosvelquintero/Challenge-V3-Code-fragments
Nov 2016 - Jan 2020
Contributions:2 commits, 8 pushes, 1 branch in 3 years 2 months
yosvelquintero/AngularJS-RequireJS-boilerplate
Aug 2016 - Jun 2024
AngularJS + RequireJS boilerplate
Contributions:4 PRs, 13 pushes, 2 branches in 7 years 11 months
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