← jessebubble

Jesse Hernandez

Full-Stack Web Developer · San Antonio, TX

jesseovr@gmail.com · jessebubble.dev
linkedin.com/in/jessebubble · github.com/jessebubble

Summary

Full-stack web developer who designs and builds production Next.js platforms end to end: public sites, admin tools, REST APIs, payments, email, and scheduled jobs. Shipped platforms for a citywide tech conference, an angel investor network, a $100K pitch competition, and an agency's operations. Develops with Claude Code. Founder of DEVSA, San Antonio's developer community nonprofit.

Experience

Freelance · Full-Stack Web Developer (1099)

2026 – Present · San Antonio, TX
  • –Designed and built the San Antonio Startup + Tech Week 2026 platform for Geekdom: public site, staff admin, transactional check-in, and custom branded screens for the in-room TVs.
  • –Designed the event’s visual identity and front-end design system: five color-coded tracks, color tokens checked against WCAG contrast, and a WebGL hero that falls back to a static mark for reduced motion.
  • –Built the Alamo Ventures member portal and deal room (140+ accredited investors, $7M+ deployed): invite-only auth, Stripe dues with autopay and webhooks, and a Claude news pipeline with structured outputs and hash-based deduplication.

sasw.co · github.com/sasw-geekdom/next-sasw · jessebubble.dev/work/next-angels

434 MEDIA · Web Developer (Contract)

Jan 2025 – 2026 · San Antonio, TX
  • –Engineered San Antonio Tech Day 2026: role-based admin, versioned site content, a multi-round pitch pipeline with email at each stage, and live public voting for the $100K Tech Fuel competition.
  • –Built the agency operating system: CRM and pipeline, outreach sequences, a blog CMS, and nine scheduled jobs syncing GA4, Instagram, and Mailchimp.
  • –Built AI prospecting where an LLM tool call turns plain-English requests into zod-validated Apollo search filters, with per-user credit budgets checked before every paid API call.

434media.com · sanantoniotechday.com

DEVSA · Founder & Lead Organizer

Mar 2024 – Present · San Antonio, TX
  • –Founded and lead a 501(c)(3) that puts 23 community groups and 15 partners, including Geekdom, Tech Bloc, UTSA, and the PyTexas Foundation, on one shared calendar.
  • –Built the platform end to end on Next.js and Firebase: role-based admin, RSVPs with confirmation email, ICS and contract-tested JSON calendar feeds, a weekly Discord digest, and a Stripe + Printify shop reconciled by a daily job.
  • –For SA Startup + Tech Week 2026, activated 13 events, ran the Give-a-LOT computer donation drive with learnOPENtech, and put 7 speakers on the main stage at Texas Public Radio.

devsa.community · github.com/devsanantonio/next-devsa

Strategic Education, Inc. · Web Development Instructor

May 2023 – Nov 2023 · San Antonio, TX
  • –Taught HTML, CSS, JavaScript, React, and Node to career-changing students, designing exercises and giving hands-on guidance as they built their first full-stack projects.

Skills

  • Frontend: TypeScript, JavaScript, React, Next.js, HTML, CSS, Tailwind CSS, responsive design, WebGL, Three.js
  • Backend: Node.js, REST APIs, Firebase Auth, Firestore, Stripe webhooks, Resend, zod
  • Tools: Git, GitHub, Vercel (cron jobs, Blob, BotID, AI Gateway), Vitest
  • AI: Claude Code (AI-assisted development), Claude API, Vercel AI SDK (structured outputs, tool calling), MCP
  • Design: Adobe Illustrator, design systems, accessibility (WCAG contrast, reduced motion)

Education

University of Texas at San Antonio · Full Stack Web Development Certificate

Oct 2021 – Apr 2022