Principal Engineer

Qlay Technologies, Inc. is a global technology solutions provider with offices in San Francisco and Tokyo. We are currently seeking a Principal Engineer to join one of our clients.

As a Principal Engineer, you will:

• Own and evolve the architecture of cloud and on-prem infrastructure
• Lead design and implementation of highly available, scalable, and secure systems
• Set infrastructure standards for reliability, observability, performance, and cost efficiency
• Drive company-wide initiatives around availability, disaster recovery, and capacity planning
• Act as a technical authority for infrastructure, SRE, and platform-related decisions
• Review and guide complex infrastructure designs, migrations, and incident responses
• Identify systemic risks and proactively reduce operational and security debt
• Mentor senior engineers and raise the bar for infrastructure engineering practices
• Partner with product, security, and leadership to align infra strategy with business goals

• Preferably graduated from a top university around the world.
• 6+ years of experience in infrastructure, systems, or platform engineering
• Deep expertise in cloud platforms (AWS, GCP, or Azure) and cloud-native architecture
• Strong background in Linux, networking (TCP/IP, DNS, load balancing), and distributed systems
• Extensive experience with Infrastructure as Code (Terraform, CloudFormation, Pulumi, etc.)
• Proven experience designing and operating high-availability, production systems
• Strong incident management and root cause analysis experience
• Excellent communication and technical leadership skills

Technical Skills

• Cloud services: compute, networking, storage, IAM
• Containers and orchestration (Docker, Kubernetes)
• CI/CD systems and deployment automation
• Observability: monitoring, logging, tracing, alerting
• Security best practices (identity, secrets, encryption, least privilege)
• Cost optimization and capacity planning

Nice to Have

• Experience with SRE practices and SLIs/SLOs
• Experience running infrastructure at scale (high traffic, global systems)
• Multi-region and disaster recovery architecture
• Experience with compliance-heavy environments (SOC2, ISO, HIPAA, PCI)
• Background in platform or developer experience teams

• Paid Vacations
• Annual Bonus: 1-month salary

• This is a full-time position requiring 40 hours per week, but it will be structured as contractor work.
• Devices: You will be expected to use your own computer to perform the work.
• Sole Employment: No second job is permitted.

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