Joaquín Vicente
Joaquín Vicente

Senior Software Engineer

Open to offers · Member since 6 Oct 2026
Location
Italy
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am a senior full-stack Ruby on Rails engineer with nearly 20 years of experience building web applications across e-commerce, cybersecurity, and SaaS.

I specialize in designing robust systems, scalable APIs, and maintainable, well-tested code that supports business growth. My work includes improving application performance, mobile responsiveness, security, and conversion funnels.

I have led A/B testing initiatives, registration and checkout flow improvements, API refactoring, and frontend modernization efforts using React and TypeScript.

I enjoy collaborating across product squads and contributing to strong engineering practices through testing strategies, pair programming, mentoring, and code reviews.

I have experience delivering full-stack applications from requirements gathering through production deployment, both independently and in small teams.

I am also the main organizer of RubySur, an Argentinian Ruby developer community focused on knowledge sharing, networking, in-person events, and strengthening the local ecosystem.

Skills

21 capabilities

Tech stack & tools

Working toolkit

Development

Experience

Career history

Senior Ruby Software Engineer Kalkomey

Led A/B tests and registration-flow improvements that increased checkout conversion and revenue.

Refactored internal APIs and improved UI responsiveness, including mobile performance enhancements.

Defined and executed testing strategy across multiple product squads. Supported team growth through pair programming, mentoring, and code reviews.

Senior Ruby Full-Stack Engineer Bespoke Post

Built and maintained core features for both the customer-facing platform and internal administrative CMS.

Delivered API development, feature implementation, and security improvements across the application.

Improved user engagement and conversion through data-driven UI enhancements and A/B testing.

Senior Ruby on Rails Developer Kenna Security

Led the decoupling of a React frontend from a monolithic repository, improving scalability and development velocity.

Contributed to Data Export and Vulnerability Intelligence teams by designing and rolling out new APIs for premium clients.

Coordinated team processes to support continuous delivery of high-quality features and improved data accessibility.

Full-Stack Rails Developer Wecode

Led development of multiple full-stack applications, working independently and in small teams from requirements gathering through production deployment.

Designed and implemented applications and websites for aviation schools, government energy platforms, national film contests, and reward-based SaaS systems.

Delivered end-to-end web solutions across diverse industries using Ruby on Rails.

Education

Learning history
No education data available.

This professional hasn’t added portfolio projects yet.

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