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Senior Python Backend Engineer

2 weeks, 3 days ago
Mexico, Argentina, Brazil, Colombia, Uruguay, Peru
Contract
Senior
Backend Engineer
Software Development
AWS CI/CD CloudFormation Django DynamoDB Elasticsearch Flask GitHub Actions JavaScript Machine Learning MySQL Python React Redis REST API
Apply Now
Workana

Workana

Workana: Leading Latam's freelance marketplace, connecting top talent with innovative projects for remote and freelance work.

Internet Software & Services
1K-5K
Founded 2012
$3M raised
View All Jobs 30

Description

  • Build and scale backend APIs for live e-commerce use cases.
  • Develop and improve backend functionality for search systems.
  • Work on scalability, performance, reliability, and cost optimization.
  • Improve API response times and server-side platform performance.
  • Integrate machine learning workflows into backend production systems.
  • Build and support backend components for search, personalization, and recommendation use cases.
  • Work with Python, Flask, MySQL, Redis, Elasticsearch, and AWS in production environments.
  • Own features end-to-end from design and development through deployment, monitoring, and support.
  • Collaborate closely with the backend lead and broader team while taking responsibility for core backend work.

Requirements

  • Strong backend engineering experience with Python, ideally Flask or Django.
  • Proven experience building production-grade REST APIs.
  • Hands-on experience with MySQL and Redis.
  • Strong experience with Elasticsearch.
  • Practical experience with semantic search, relevance tuning, ranking, or recommendation systems.
  • Strong experience with AWS; ECS experience is preferred.
  • Experience with AWS data services such as Athena, DynamoDB, Firehose, and S3.
  • Experience with GitHub workflows, CloudFormation, and CI/CD pipelines.
  • Working knowledge of JavaScript and React.
  • Proven experience operating high-scale, low-latency production systems.
  • Experience working with large codebases or large applications at scale.
  • Experience integrating AI/ML workflows into production environments.
  • Ability to work independently, learn quickly, and contribute without heavy day-to-day hand-holding.
  • Familiarity with Shopify APIs or the Shopify ecosystem is a plus, but not required.

Benefits

  • Remote role open to candidates across Latin America.
  • Opportunity to work on a high-scale e-commerce personalization and search platform.
  • Backend-first role with strong ownership over production systems.
  • Work closely with a small team where your contributions can have direct impact.
  • Exposure to search, recommendation systems, scalability, and AI/ML production workflows.

Interested in this position?

Apply directly on the company website

Apply Now

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