Wilfred Lemus
Available to work

Hey! I'm Wilfred Lemus

Software Developer with over 5 years of experience. I specialize in web applications using technologies like JavaScript, React.js, Ruby on Rails, and Python. I live in Winnipeg, MB, Canada 🇨🇦. I'm passionate about automation with AI and RPA. Always looking to improve processes, speed, and security in my projects. Let's create something amazing together!

Professional Experience

  1. •

    Software Developer

    uDocz.com

    Remote, USA

    • Implemented the search engine using Meilisearch, React.js, and Ruby on Rails, achieving a 2x speed improvement and enhanced results with filtering and sorting. Managed over 4 million records.
    • Automated the sending of millions of emails using Sidekiq, Ruby on Rails, and Amazon SES.
    • Implemented and integrated user activity tracking events using Mixpanel to make data-driven decisions and improve user engagement.
    • Redesigned the platform's book reader with React.js to enhance user experience, improve usability, and increase user retention through a more intuitive and engaging design.
    • Utilized SQL in Metabase to graph and analyze the growth of users, subscriptions, and content consumption, facilitating data-driven decision-making and strategic planning.
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  2. •

    Software Developer

    Guayacán Savings and Credit Cooperative, R.L.

    Guatemala, Guatemala

    • Developed a script to daily upload Excel files containing over 800,000 rows and 70 columns into a MySQL database using Python and Pandas. This automated process optimized data storage and facilitated informed decision-making, enabling the creation of credit.
    • Dramatically improved the speed of credit authorization and delivery by 4x through a credit processor integration.
    • Implemented and integrated user activity tracking events using Mixpanel to make data-driven decisions and improve user engagement.
    • Implemented automated retrieval of credit records from bureaus (Infornet and TransUnion) via SOAP Web Services, enhancing security and achieving a 3x speed increase.
    • Executed a successful migration to Azure cloud infrastructure from local servers.
  3. •

    Analyst Developer

    Directorate General of Migration Guatemala

    Guatemala, Guatemala

    • Achieved a 2x reduction in certificate issuance time.
    • Implemented monitoring and control systems for invoice payments related to certificates and exchange rate management. Utilized PHP, JavaScript (jQuery), and MySQL.

Volunteer Experience

Recién llegado vs 5 años en Nueva Zelanda

Web Developer - latinasmanitoba.ca

  • Astro.js
  • Tailwind CSS
Developed official website for LatinasManitoba.ca, a non-profit organization. Designed and developed with Astro.js and Tailwind CSS.