LF

Lionel Ferrer

Available to hire

I am a Front-end Developer focused on efficiency, usability, and accessibility. I build interfaces that meet WCAG standards and collaborate with design teams to ensure solid end-user experiences.

About

I am a Front-end Developer focused on efficiency, usability, and accessibility. I build interfaces that meet WCAG standards and collaborate with design teams to ensure solid end-user experiences.

I bridge engineering and design, shape UI libraries, and explore innovative front-end technologies like WebGL. I enjoy leading collaborative teams and continuously learning to translate creative vision into a smooth user experience.

  • 12 years' experience
  • Joined October 2025

Languages

  • Spanish; CastilianFluent
  • EnglishFluent
  • PortugueseBeginner

Industry experience

  • Software & Internet
  • Retail
  • Professional Services
  • Media & Entertainment

Work experience· 5 roles

Principal Software Development Engineer · OracleOct 2025 – Oct 2025 · 1 mo

Key driver in product development, delivering major features while upholding WCAG Accessibility standards. Collaborated with Design and documented a shared component library to boost code reuse across all product teams, significantly improving Developer Experience (DX).

Web UI/UX Developer / Technical Manager Consultant · OracleFeb 2020 – Oct 2025 · 5 yrs 9 mos

Managed task delegation, team alignment, and ensured comprehensive technical documentation. Served as the primary technical point of contact, translating customer and business requirements into structured development plans.

Web UI Developer & SCA Consultant · OracleJul 2017 – Oct 2025 · 8 yrs 4 mos

Responsible for high-quality UI development for the company’s exclusive E-Commerce platform, using Bootstrap, JS/jQuery, CSS/Less, and HTML. After the first year, mentored new hires as a consistent guide.

UI Developer · Pier.wsFeb 2013 – Oct 2025 · 12 yrs 9 mos
UI Developer · OneTreeJan 2013 – Oct 2025 · 12 yrs 10 mos

Education

IT Analyst · Universidad ORT2030 – 2013

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