CloudLinux is hiring a Senior Python Developer to join the Imunify360 Email team. You will build a smart, automated email protection system to ensure clean outbound traffic and preserve IP reputation for hosting providers. Your work will focus on designing, building, and operating a centralized platform that serves as a secure and reliable entry point for outgoing email traffic.

What You'll Do

Design and implement core platform components with an emphasis on reliability, scalability, and operational safety.
Build and maintain cloud-native infrastructure, including networking, compute, and service orchestration.
Own deployment workflows, warm-up processes, rollout strategies, and rollback mechanisms for production environments.
Establish and maintain platform standards for monitoring, alerting, logging, and incident response.
Develop and enforce guardrails to reduce operational risk from abuse, misconfiguration, or traffic anomalies.
Define and track SLIs, SLOs, and KPIs related to uptime, latency, and platform health.
Use AI-assisted engineering tools (Cursor, Claude Code, etc.) to improve development velocity and operational insight.
Document architecture, operational procedures, and known failure scenarios.

What We're Looking For

5+ years of experience in platform engineering, infrastructure engineering, or SRE-adjacent roles.
5+ years of experience with Python.
Solid experience working with GNU/Linux and Bash / Shell scripting.
Strong experience operating distributed systems in production.
Hands-on expertise with at least one major cloud provider (AWS, GCP, Azure).
Practical experience with containerization and orchestration (Docker, Kubernetes, Nomad, etc.).
Practical experience with Infrastructure as Code (Terraform, Pulumi, CloudFormation).
Practical experience with CI/CD systems and automated release pipelines.
Proven ability to design for high availability, fault tolerance, and low-latency systems.
Experience building or operating platforms with strict uptime and reliability requirements.

Nice to Have

Experience with Go.
Experience with proxies, load balancers, or edge platforms.
Background in abuse prevention, rate limiting, or reputation-based control systems.
Familiarity with observability stacks (Prometheus, Grafana, OpenTelemetry, etc.).

Technical Stack

Languages: Python, Go
Systems: GNU/Linux, Bash/Shell
Cloud: AWS, GCP, Azure
Containers & Orchestration: Docker, Kubernetes, Nomad
Infrastructure as Code: Terraform, Pulumi, CloudFormation
CI/CD & Observability: CI/CD systems, Prometheus, Grafana, OpenTelemetry

Benefits & Compensation

A focus on professional development.
Interesting and challenging projects.
Fully remote work with flexible working hours, that allows you to schedule your day and work from any location worldwide.
Paid 24 days of vacation per year.
10 days of national holidays.
Unlimited sick leaves.
Compensation for private medical insurance.
Co-working and gym/sports reimbursement.
Budget for education.
The opportunity to receive a reward for the most innovative idea that the company can patent.