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denny_portillo

Denny Portillo

@denny_portillo

Senior Fullstack Developer

El Salvador
Espanhol, Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
Software developer with 7+ years of experience transforming concepts into high-performance, real-time products, while leading teams to deliver scalable blockchain & AI-powered solutions.... Saiba mais

Habilidades

d
denny_portillo
Denny Portillo
offline • 
Tempo médio de resposta: 1 hora

Conheça meus serviços

Ajuda/Consultoria
I will do 1 hour code and architecture review
A partir deUS$ 80 /projetoMais detalhes
Sites Personalizados
I will build product or landing page with nextjs, react, typescript
A partir deUS$ 3.000 /projetoMais detalhes

Portfólio

Experiência profissional

Senior Software Engineer

Diva Staking • Período integral

Aug 2023 - Apr 2025 • 1 yr 8 mos

Delivered learn-to-earn airdrop flow (30k+ claims), real-time validator monitoring (Next.js/WebSockets/Redis), and GraphQL indexing services

Software Developer

Daoism Systems • Período integral

May 2022 - Sep 2023 • 1 yr 4 mos

Integrated ERC4626 vaults ($5M+ TVL), built DAO governance MVP (+30% participation), NFT marketplace, and analytics dashboards

Scotiabank

Frontend Developer

Scotiabank • Período integral

May 2021 - May 2022 • 1 yr

Shipped multi-region banking features, supported DR pilot rollout, and drove shared component library adoption