We are seeking a Senior AWS Infrastructure Engineer to design, operate, and continuously improve production cloud infrastructure for a fintech product handling sensitive financial data. You will own infrastructure reliability, security, automation, observability, and cost efficiency across a growing AWS environment supporting .NET services and AI-integrated capabilities.

This role requires strong autonomy and hands-on ownership. You will work remotely with US-based engineers and stakeholders during regular Eastern Time hours, make sound technical decisions, and document them clearly.

Key Responsibilities:

- Design, build, and operate production AWS infrastructure end to end.
- Define and manage infrastructure as code with Terraform, including reusable modules, remote state, and controlled deployment workflows.
- Build and improve CI/CD pipelines for backend services, with reliable deployments and rapid rollback capabilities.
- Own monitoring, logging, alerting, observability, and incident response practices.
- Apply and continuously improve security across IAM, networking, secrets, encryption, and access controls.
- Optimize cloud cost, performance, scalability, and availability as usage grows.
- Support infrastructure requirements for AI-integrated services.




- Collaborate daily with engineers and stakeholders, explain technical trade-offs, and document infrastructure decisions clearly.

Requirements

- Senior infrastructure, DevOps, or cloud engineer with 10+ years of experience, including a strong recent focus on AWS.
- C1 English level or higher.
- Deep hands-on experience with AWS compute, including EC2, ECS or EKS, and Lambda; networking, including VPC, subnets, security groups, and load balancers; IAM, RDS, S3, and CloudWatch.
- Strong production Terraform experience, including reusable modules, remote state, and safe change workflows.
- Experience building and operating CI/CD pipelines, containerized services, and automation for production systems.
- Experience applying security practices for IAM, secrets management, encryption, networking, and least-privilege access.
- Experience operating systems where uptime, security, and incident response are critical.
- Current AWS certification, preferably Solutions Architect Professional or DevOps Engineer Professional.
- Availability to work regular US Eastern hours and start immediately or with near-immediate availability.
- Hands-on experience with Docker, Containers, .NET.

Job Type: Full-time

Work Location: Remote

📌 AWS Infrastructure Engineer (México)
🏢 Niuro
📍 México