Sergio Lemus

Sergio lemus

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location of Sergio LemusNew York, New York, United States
Followers of Sergio Lemus3000 followers
  • Timeline

  • About me

    Systems Architect | Quantitative Trading Strategist, Investor | Fluent in TypeScript, Jest, and Node.js

  • Education

    • The city university of new york

      2015 - 2019
      Bachelor of engineering - be computer engineering
  • Experience

    • Anheuser-busch

      Jun 2019 - Apr 2023

      Managed growth and expansion of e-commerce framework by implementing micro frontend architecture to facilitate independent team deployments and reducing deployment pipeline run times by 75%.Analyzed and closely operated with 7+ development teams and business stakeholders to improve customer satisfaction through website performance using APDEX, New Relic, and WebPageTest. Onboarded new clients and 8+ development teams to the e-commerce platform through training and coaching using exercises with solutions covering routing, component development, styling, state management, backend calls, and customer interaction tracking.Mentored 3 technical leads and brainstormed with product managers, designers and architects to assess, document and develop specifications and high level estimates. Show less Designed an agile based engineering process to streamline collaboration between product managers, architects, leads, developers and quality assurance analysts that increased the team rate of delivery, employee utilization rate by 100%.Delivered 15+ features expanding the e-commerce platform and maintaining 100% code coverage for all code introduced.Brainstormed requirements for a micro frontend architecture alongside a canary release strategy to minimize dependencies across development teams by 72%.Collaborated closely with a cross-functional team of engineering managers and architects across 3 countries (United States, Brazil, India) to sunset legacy e-commerce platform. Show less

      • Full Stack Systems Architect | React, Next.js, Fastly, Node.js, Jest

        Jan 2022 - Apr 2023
      • Full Stack Lead Software Engineer

        Jan 2021 - Jan 2022
      • Full Stack Software Engineer

        Jun 2019 - Jan 2021
    • Self-employed

      Apr 2023 - now
      Quantitative trader, investor | mathematics, statistics, algorithms

      Invented and applied options trading algorithm through quantitative analysis of sectors in finance and technology, and indices like the S&P 500 and NASDAQ, with a yearly return of 25% on a capital of +$120k.

    • Squishable

      Jul 2023 - Apr 2024
      Systems architect, senior software engineer | netsuite, typescript, shopify plus

      Devised REST API to integrate and send orders to warehouses without automated order processing systems, removing manual intervention and reducing time spent by 175%.Reduced 100% of server costs by engineering integration in Netsuite’s scripting feature to process orders from external systems like Shopify by sending orders to warehouses and updating tracking information in the systems post shipping.Developed a system to sync orders from Square involving 50+ retail locations that manage 80% of the organization’s revenue in sales.Championed the introduction of SCM process, unit testing, deployment pipeline, and modular architecture of scripts written in Netsuite, reducing code duplication by 100% and minimizing the number of bugs introduced when implementing new features. Show less

  • Licenses & Certifications

    • Magento professional developer

      Adobe
      Dec 2019
  • Honors & Awards

    • Awarded to Sergio Lemus
      New Era Scholarship CCNY Honors College Jun 2014 Scholarship worth $24,000 in college tuition.