Experience

Wefunder (YC S13) | New York, NY | Dec 2023 – Present

Architected production infrastructure migration from Heroku to AWS, reducing costs 50% with new Kubernetes-based architecture; led 3-person team executing database and application cutover with no downtime
Modernized investment checkout flow from legacy AngularJS to React, implementing Stripe APIs for Apple Pay/3DS authentication and Plaid for automated bank verification, achieving 39% conversion improvement
Developed investor portfolio page with investment return calculations, powered by custom valuation engine for multiple investment structures with admin tooling for event tracking and data validation across fragmented sources
Headed 3-engineer team overhauling legacy social feed system, adding Twitter-style posts with engagement-based ranking algorithm and reducing worst-case page load times from 10+ secs to 300 ms

Wefunder (YC S13) | San Francisco, CA | Nov 2020 – Dec 2023

Built ownership tracking system for securities transfers, designing double-entry ledger with constraints preventing negative balances and enforcing transaction integrity, eliminating compliance risk for 65+ investment vehicles
Built automated tax document distribution system processing ~45k tax forms annually, reducing per-company processing time from 1 day to 1 hr, eliminating security risks from unencrypted storage and document mismatching
Led two separate KYC integrations over 2 years, first implementing Onfido for EU market expansion then migrating to Footprint for encrypted data vaulting and reduced compliance overhead
Modernized payment infrastructure from legacy Stripe Charges API to Payment Intents, reducing payment failures and enabling international expansion; executed zero-downtime migration of 300k+ credit cards
Automated payment reconciliation and banking integrations for ACH, wire, and card payments, eliminating hours of daily manual operations work while accelerating payment processing

Wefunder (YC S13) | Remote | Aug 2019 – Dec 2019

Automated contract re-signature workflow, eliminating 48+ hrs/month of manual engineering work through dynamic page system handling multiple contract types and term updates
Rebuilt email newsletter system using Go microservice, reducing complete delivery from ~24 hrs to 14 mins for 500k+ users, eliminating timing complaints

Projects

Mar 2023 – Present

Built analytics platform for DOT T-100 airline data, enabling complex queries on 10M+ flight records
Deployed on cost-optimized IPv6-only VPS with sub-second response times, reducing hosting costs by 90%

June 2022 – Present

Built real-time transit board integrating GTFS feeds from 5+ transit agencies including MTA, BART and Muni
Implemented complex NYC subway logic for express/local service, ETAs, varying terminals, and service alerts

Aug 2016 – May 2020

Led presentations to judges and community outreach initiatives; earned Chairman’s Award (highest team honor)
Directed software development for competition robot, specializing in autonomous control and vision systems

Backend: Ruby, Rails, Node.js, Python, Go, SQL, PL/pgSQL, Redis, PostgreSQL, Docker, Kubernetes (EKS)
Frontend: React, JavaScript/TypeScript, HTML/CSS, Tailwind, Figma
Cloud/DevOps: AWS (RDS, EC2, S3, ElastiCache), Cloudflare, GitHub Actions, Sentry

Guadalajara, Mex. | 2019 – 2020

Completed foundational CS coursework before moving to full-time engineering roles