Senior AWS Platform Engineer (Argentina)

About the role

Initial project is replacing a 15-year-old Solr search index — and the surrounding integration layer — with an AI-native retrieval and generation platform on AWS Bedrock + OpenSearch. The new platform serves 9 AI use cases across a 23-site WordPress multisite running on Cloudways (GCP), with on-prem SQL Server data flowing in via Mule 4 ESB, attachments in S3, and a Salesforce-sourced membership of ~45,000 executives.

You own the AWS infrastructure that makes all of it work. OpenSearch cluster ops, Bedrock integration, Lambda + SQS event‑driven ingestion, API Gateway for the unified publisher contract, IAM topology across accounts, cost guardrails that hold against a published $10–18k/yr ceiling at 10x current Solr volume, and the observability story that lets Product see prompt/response traffic in production.

You’ll work alongside an external architecture partner (Santex Lab) during Phase1 for knowledge transfer. The pattern is clear: Santex...