Sebastian Vera

Software Engineer

I'm a young innovator building automations and APIs that drive rapid scaling and growth for businesses.

About

Former Back-end Engineer at VIEWSTATS by MrBeast, where I helped build analytics tools reaching millions of creators worldwide.

Previously, I worked with a Forbes-featured company, led the development of a fintech start-up, and automated sales operations for one of Florida's fastest-growing Amazon sellers.

Back-end and Full-stack Engineer specializing in scalable APIs, cloud-based architectures, Big Data, and data-driven applications. Experienced in high-traffic systems, large-scale data migrations, and supporting 500k+ users with reliable code. Skilled across the stack with microservices, payment integrations, Chrome extension analytics, CI/CD, and code quality practices.

Experience

  1. Jul 2024 - Present

    VIEWSTATSbyMrBeast

    Became Chrome Extension Product Lead while continuing as backend engineer. Built scraping pipelines (20M+ videos/day), APIs (500k+ daily users), large-scale migrations (1B+ records), and the Chrome extension (75k new users in 2 months, 90% retention). Shipped the Higher Lower Challenge game for Vidsummit in 7 days (120k+ plays).

    • Big Data
    • Java
    • Google Cloud
    • Manticore
    • Clickhouse
    • Cloud Spanner
  2. Dec 2022 - Jun 2024

    Sellcelerate

    Built an order automation platform for Amazon sellers from zero. Grew to 12 high-level partners including a top-3 Amazon Custom seller. By Q1 2024, processing 27k+ orders and 22k+ shipments. Full-stack ownership: Django API (Docker, Kubernetes), Node.js APIs, Electron desktop apps, and data pipelines.

    • Python
    • Django
    • Node.js
    • Express
    • Electron
    • Docker
    • Kubernetes
    • GCP
    • Airflow
    • Redis
  3. Oct 2021 - Sep 2023

    Piana Investing Club

    Built the full product stack for a stock analytics platform. Landing page that drove six-figure Q1 sales, iOS app delivering real-time iEX stock data, and the backend tying it together. REST API for leverage/profit calculations, GraphQL + MongoDB + Stripe for users, and Airflow pipelines parsing daily CSVs.

    • JavaScript
    • Node.js
    • React
    • React Native
    • Expo
    • GraphQL
    • MongoDB
    • Stripe
    • GCP
    • Airflow
  4. Dec 2022 - Feb 2023

    Kemok (Featured in Forbes Centroamérica)

    Engineered techniques to bypass CAPTCHA and bot detection, unlocking 20,000+ data points weekly for big data analysis. Built a high-performance web scraping REST API with batch cron-jobs on distributed systems. Developed microservice architecture reducing batch job execution time by 25%.

    • Python
    • Selenium
    • RabbitMQ
    • Airflow
    • Redis
    • PostgreSQL
    • Docker
    • Kubernetes
    • GCP
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Projects