Gabirieli Lalasava

Senior full stack engineer · San Diego, CA

Fifteen years of production systems. Three companies founded.

I work across TypeScript, Node.js, Python and React, mostly on the boundary where product, API and database meet. Founded Seedess (P2P video CDN), MailKite (email API) and SendHub.ai (WhatsApp support), and stayed to run them.

bucabay@gmail.com LinkedIn GitHub Download CV (PDF)
15+Years experience
3Companies founded
1M+Emails / day
70%Lower streaming cost
100+Developers mentored
01

Skills

Full stack, with a backend and platform bias. Chosen for the problem, not for the trend.

Languages
TypeScript, JavaScript, Python, PHP, Java, SQL
Frontend
React, Next.js (App Router, Server Components), React Native, Vue.js, Angular, MobX, MUI, Tailwind CSS
Backend
Node.js, Express, REST APIs, microservices, API gateways, OAuth, JWT, session authentication
Data
PostgreSQL, Prisma, MySQL, Redis, PostgREST, Apache Solr, Cloudflare D1 and R2
Cloud
Cloudflare Workers, Durable Objects, AWS, Google Cloud, Docker, CI/CD, Nginx, Memcached, Linux, Sentry
Realtime
Peer-to-peer streaming, CDN, BitTorrent, MQTT, Redis pub/sub, WebSockets
Security
Multi-tenant isolation, RBAC and ACL, schema-based permissions, row-level security, short-lived tokens
Practice
System design, technical leadership, TDD and BDD, code review, observability, agile delivery
02

Experience

Nine roles. The through-line is ownership of the part that has to be correct.

2018 — 2026HardRoad (formerly Treks)San Diego, CA

Lead Developer

  • Led a team building React and MobX productivity tools and Node.js/Express microservices, owning sprint planning, standups and roadmap decisions.
  • Engineered React front ends with Next.js App Router, React Server Components, TypeScript and MUI.
  • Designed REST APIs on Node.js, Express and Prisma over PostgreSQL, generating typed Prisma Client models to keep referential integrity at the database boundary.
  • Implemented identity and account management with token and session authentication, JWT and OAuth flows.
  • Shipped realtime sync with MQTT and Redis, running Docker containers on Google Cloud.
  • Owned API gateway configuration and service-boundary security under change controls comparable to SOC 2 requirements.
  • Released production changes through CI/CD with Git, pull requests and code review; monitored uptime and errors with Sentry.
2017 — 2018HectareLondon, UK

Mobile App Developer

  • Built React Native apps for iOS and Android against a search index of 75,000 farmers.
  • Published SellMyLivestock to the Apple App Store and Google Play.
2016 — 2018ThinkfulSan Francisco, CA

Software Mentor

  • Mentored 100+ developers through daily video sessions and pair programming.
  • Taught advanced Node.js, Angular, React and JavaScript; 5.0-star rating across mentees.
2017FactmataSan Francisco, CA

React Developer

  • Launched the MVP of a fact-checking Chrome extension in React, reaching market in three months.
  • Created a REST API backend in Python with HUG and configured Gulp and webpack builds.
2014 — 2015HPSan Francisco, CA

Principal UI Developer

  • Built the UI for HP TorQue Cloud Server with Node.js, jQuery, Bootstrap, AngularJS and CoffeeScript.
  • Integrated Java backend services into the interface.

Earlier: Walt Disney (TDD, 98% coverage) · Beckman Coulter · Brilliance (Solr faceted search, 20x sales) · Fiji Web Design, founder (2003–2010, clients including Vonage and US government agencies).

03

Projects

Built from an empty repository to production traffic. Diagrams show the real shape of each system.

01

Seedess

Peer-to-peer video streaming network and CDN · Founder · 2018 – 2020

seedess.com ↗
up to 70%Lower delivery cost
P2PBrowser-native
2018–2020Built and run solo
Browser player BitTorrent peers P2P distribution CDN fallback Viewers seed what they already watched; a cache miss falls back to the CDN.
  • Founded a video infrastructure company: a customer-facing peer-to-peer streaming network and CDN.
  • Built browser-native BitTorrent streaming and the delivery network end to end.
  • Monetised the network with blockchain contracts.
  • Cut streaming costs by up to 70% through peer-to-peer distribution.
02

MailKite

Transactional, inbound and notification email API · Founder · 2026 – present

mailkite.dev ↗
1M+Emails per day
6SDK languages
D1 + R2Per-tenant data
SDK · CLI · MCP CF Workers Durable Objects D1 + R2 One D1 database per tenant; email bodies stored in R2.
  • Shipped a transactional email API with SDKs in six languages, an MCP server, Agent Skills and a CLI.
  • Architected platform infrastructure on Cloudflare Workers and Durable Objects serving over one million emails daily.
  • Isolated tenants with per-tenant D1 databases, storing email bodies in R2.
  • Scoped agent access with short-lived OAuth tokens and schema-based ACLs.
  • Automated error investigation with agents that validate fixes in WebAssembly sandboxes and open pull requests.
03

SendHub.ai

AI-powered WhatsApp and Shopify support platform · Founder · 2025 – present

sendhub.ai ↗
2WhatsApp channels
RLSRow-level security
UI + APIAgent surface
Shopify · WhatsApp Agent + UI state PostgREST Postgres RLS Access is enforced in the database, not in the interface.
  • Built an AI-powered support platform for Shopify storefronts and its dashboard.
  • Connected personal WhatsApp servers and WhatsApp Business as separate channels.
  • Gave agents full UI state and application methods to navigate the interface.
  • Enforced access with Docker-hosted PostgREST and PostgreSQL row-level security.

Open to senior and lead engineering roles.

Onsite or remote in the US. I can relocate anywhere in the country within one week of accepting an offer.

Emailbucabay@gmail.com Phone+1 323 454 3430 LinkedInlinkedin.com/in/bucabay GitHubgithub.com/bucabay CVDownload PDF
© 2026 Gabirieli Lalasava San Diego, CA 92128