Senior Software Engineer (JavaScript / Python / AWS)

Cognizant
📍 Buenos Aires, Espírito Santo, Brazil 💼 Full-time 🕒 Posted February 27, 2026

Job Description

About The Role

As a Software Engineer (JavaScript / Python / AWS), you will make an impact by designing, developing, and maintaining high‑priority features within a large‑scale cloud environment. You will be a valued member of the engineering team and work collaboratively with cross‑functional stakeholders in an agile setting.

In This Role, You Will

  • Work primarily with modern vanilla JavaScript and Python, AWS services, Postgres, Elasticsearch, and Redis, while mentoring peers using these tools.
  • Maintain Production and Lower environment infrastructure, including applying security patches and managing service upgrades.
  • Work extensively with AWS services such as RDS Aurora Postgres, OpenSearch, ECS, SQS, and Elastic Cache Redis.
  • Own, implement, develop, and maintain complete high‑priority features with thorough testing.
  • Collaborate with a cross‑functional team in agile ceremonies (Scrum, Planning, Retros, and...

Ready to Apply?

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Job Details

  • Location Buenos Aires, Espírito Santo
  • Job Type Full-time
  • Category Arquitetura e design de software
  • Posted Date February 27, 2026
  • Application Deadline April 08, 2026