Frank Sera
Design Engineer
"I build my ideas."
Design Engineer. I've been building software since 2017 as a one-person practice — design, code, shipping and maintenance of every product go through the same hands. I believe in quiet interfaces, software that lasts, and writing the code I sign.
Experience
- 2025 – Present
Product Designer & Front-End Developer · Techiegeeks
Miami, FL (Remoto)
- Guided the technology transformation initiative of a white-label fintech platform
- Migrated stack from Capacitor + Angular to React Native + Expo + Supabase
- Designed and implemented multi-tenant architecture for international clients
- Product features: Wallet, international remittances, phone recharges, push notifications, gamification
- 2022 – Present
Founder & Full-Stack Developer · Ulula SaaS
Proyecto Propio
- Built all-in-one platform for hospitality (orders, reservations, events, delivery)
- Developed AI chatbot for customer support and multi-agent workflows with LangGraph for personalized recommendations and automated order processing
- Integrated 4 payment providers (Stripe, Redsys, PayPal, Square)
- Implemented and verified VeriFactu (Spanish electronic invoicing compliance)
- Stack: Next.js, React Native, TypeScript, Supabase, Vercel AI SDK
- 2023 – 2025
Principal Product Designer → UI Developer · Inmigreat
Miami, FL → Madrid, España
- ~2 years total: Principal Product Designer leading product design
- Final ~9 months as UI Developer implementing my own designs in production
- Designed real-time immigration case tracking system
- Established scalable design system for the product
- 2023 – 2024
Product Designer · NTL Biotech / NTL Laboratory
Chicago, IL
- Designed digital products for biotech sector
- Applied UX research methodologies in scientific context
- 2023 – 2023
Art Director · Revista Alma Mater
Cuba
- Led art direction for centennial commemorative campaign
- Developed visual identity and audiovisual pieces broadcast on national television
- Coordinated graphic production with national media outlets
- 2021 – 2023
Creative Director · Revista Guajiros
Cuba
- Developed visual identity and editorial line for entrepreneurship magazine
- 2020 – 2023
Lead Designer · Estudios WOW
Cuba
- Led comprehensive design projects for SMEs, NGOs, and nonprofits
- Specialties: brand identity, editorial, audiovisual, illustration
- 2021 – 2022
UI Designer · CSQ Non Stop Shops
Madrid, España (Remoto)
- Designed "Recharge Phones" mobile app (phone top-ups)
- Created wireframes, prototypes, and high-fidelity designs
- 2020 – 2021
UI Designer · OutBoss
Remoto
- Designed brand identities and mobile applications
- Animation and branding for diverse clients
- 2019 – 2020
UX/UI Designer · Techiegeeks
Miami, FL (Remoto)
- Designed brand identities, mobile apps, and websites
- Note - Returned in 2025 as Product Designer & Front-End Developer
- 2017 – 2019
Web Developer · WordPress Freelance
Remoto
- Developed 8-10 complete websites (custom themes, e-commerce with WooCommerce)
- Stack: PHP, HTML, CSS, JavaScript
- Experience that laid the foundation for my web development career
Awards
- 2022
ONDi Awards — Mention · Visual Identity
Ciudades Patrimoniales Cubanas — Oficina Nacional de Diseño
- 2022
Memoria Nuestra Young Researchers Award
Revista Guajiros
Projects
NakamaComing soonA companion with a face, a voice, and memory.
SwipeRollBetaA cleaner cloud, one swipe at a time.
KeyvaLiveSecure environment variables, always in sync.- UlulaHospitality SaaS · En producción · clientes activos
- FocusModeProductivity app · En App Store · iOS 26+
expressionCollaborative editorial editor · En producción · en el navegador
noiseOn-device video editor · 100% on-device
Stack
Education
- 2023 – 2024
Audiovisual Communication and Education — AI Research
Master's · Universidad Internacional de Andalucía (UNIA) · España
- 2017 – 2021
Visual Communication Design
Bachelor's · Universidad de La Habana / ISDi · Cuba