Walter T.

Senior Backend Developer

Walter is a seasoned Senior Backend Developer boasting a rich twelve-year tenure in the commercial realm. His expertise spans a diverse range of technologies, including Python, Django, JavaScript, Redis, REST API, PostgreSQL, MySQL, and Node.js.

With a strong grounding in Scrum and Agile methodologies, Walter brings a structured approach to project management. One of his standout projects involved the development of a data pipeline at TrustYou, facilitating the extraction of reviews from platforms like Google Maps and TripAdvisor.

Walter is distinguished by his practical problem-solving approach, which has consistently positioned him as a dependable asset within project teams.

Tärkein asiantuntemus
  • Django
    Django 10 vuotta
  • JavaScript
    JavaScript 6 vuotta
  • PostgreSQL
    PostgreSQL 10 vuotta
Muut taidot
  • Vue.js
    Vue.js 2 vuotta
  • MongoDB
    MongoDB 2 vuotta
  • AWS Lambda
    AWS Lambda 2 vuotta
Walter
Walter T.

Mexico

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Valittu kokemus

Työllisyys

  • Backend Engineer

    Uber - 2 years 9 months

    • Designed and created a new API workflow to replace the Cornershop merchant self-onboarding.
    • Developed, implemented, and maintained backend microservices that directly power the UberEats app's storefront, store search, and individual item view.
    • Created and executed backend experiments (XPs) to assess the impact of changes and optimize conversion rates, with improvements ranging from 5% to 12%.

    Tekniikat:

    • Tekniikat:
    • Django Django
    • Golang Golang
    • PostgreSQL PostgreSQL
    • Redis Redis
    • Python Python
    • Unit Testing
    • Integration Testing
    • Automation testing
    • Pytest Pytest
  • Software Engineer

    BairesDev - 3 months

    • Contracted by a SaaS platform that helps customers monitor their cloud usage
    • Contributed to refactoring the notifications app architecture
    • Provided a more robust platform for microservices to interface
    • Reduced timeout errors by 30%
    • Increased average open rate by 22%.

    Tekniikat:

    • Tekniikat:
    • Django Django
    • PostgreSQL PostgreSQL
    • Redis Redis
    • REST API REST API
    • Python Python
    • Git Git
    • Scrum Scrum
    • AWS AWS
    • Pytest Pytest
  • Senior Software Engineer

    TrustYou GmbH - 2 years 5 months

    • Led creation, maintenance, and enhancement of web scrapers, boosting data accuracy, efficiency, and main product uptime SLA by about 20%.
    • Automated critical components of a large data pipeline used to process millions of reviews daily, ensuring its efficiency and stability.
    • Developed features that impacted company OKRs directly, such as reduced scraped data TTL to production, reduced pipeline execution time, churn prevention, and revenue increase.
    • Successfully migrated key features of the legacy codebase from Python 2.7 to Python 3.9+, improving the platform's reliability and future scalability.
    • Participated in the architectural decisions of the main project, data pipeline.

    Tekniikat:

    • Tekniikat:
    • JavaScript JavaScript
    • PostgreSQL PostgreSQL
    • Python Python
    • Scrapy Scrapy
    • Agile Agile
    • Scrum Scrum
    • Node.js Node.js
    • Selenium Selenium
    • Unit Testing
    • Regression testing
    • Functional testing
    • Integration Testing
    • Jira Jira
    • Pytest Pytest

Koulutus

  • BSc.Computer Science

    Morelia Institute of Technology · 2008 - 2012

Portfolio

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