Kategorien durchsuchen
Entdecken
Fiverr Pro
Deutsch
$
USD
Denny Portillo
@denny_portillo
Senior Fullstack Developer
El Salvador
Spanisch, Englisch
Über mich
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.
Kompetenzen
Denny Portillo
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
Hilfe / Beratung
I will do 1 hour code and architecture review
Benutzerdefinierte Websites
I will build product or landing page with nextjs, react, typescript
Portfolio
Arbeitserfahrung
Senior Software Engineer
Diva Staking • Vollzeit
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 • Vollzeit
May 2022 - Sep 2023 • 1 yr 4 mos
Integrated ERC4626 vaults ($5M+ TVL), built DAO governance MVP (+30% participation), NFT marketplace, and analytics dashboards
Frontend Developer
Scotiabank • Vollzeit
May 2021 - May 2022 • 1 yr
Shipped multi-region banking features, supported DR pilot rollout, and drove shared component library adoption
