AWS Cost Optimization Specialist optimizing cloud costs at Clara, a leading fintech in Latin America. Enhancing financial governance while ensuring efficient AWS resource usage in Mexico City.
Responsibilities
Design and execute the global AWS cost optimization strategy, continuously identifying savings across EC2, ECS, and Aurora clusters.
Implement standardized tagging strategies for precise cost allocation by domain, squad, country, and product.
Optimize AWS Kafka clusters, OpenSearch storage strategies, and networking/data transfer costs to ensure lean operations.
Define and implement automated shutdown policies for non-production environments and configure advanced anomaly detection and budget alerts.
Build executive and operational dashboards using AWS Cost Explorer, Athena, or QuickSight to provide real-time visibility into cloud spend.
Partner with engineering teams to design cost-efficient architectures and establish long-term cloud financial governance standards.
Requirements
4+ years of hands-on AWS experience in production environments, with a proven track record in cloud cost optimization initiatives.
Strong technical knowledge of EC2, EBS, RDS, S3, EKS, Lambda, and CloudFront.
Mastery of AWS Savings Plans, Reserved Instances, and multi-account environment management via AWS Organizations.
Experience implementing FinOps best practices and strong understanding of cost modeling.
Experience with Infrastructure as Code, specifically Terraform.
Ability to analyze cost data using SQL, Athena, or Python.
Working proficiency in English and Spanish.
Experience or interest in AI tools to automate workflows and detect spending patterns.
Benefits
Competitive salary and stock options (ESOP) from day one
Multicultural team with daily exposure to Portuguese, Spanish, and English (our corporate language)
Annual learning budget and internal accelerated development paths
High-ownership environment: we move fast, learn fast, and raise the bar — together
Smart, ambitious teammates — low ego, high impact
Flexible vacation and hybrid work model focused on results
Job title
DevOps AWS Cost Optimization Specialist, Mexico City
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