Principal Site Reliability Engineer

Sigma SoftwareSão Paulo

On-site Full-time

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Experience Level

Mid to Senior

Qualifications

Minimum of 8 years of experience in Site Reliability Engineering or DevOps roles, with at least 2 years in a Principal or Lead capacity. Demonstrable experience in modernizing infrastructure and scaling initiatives in high-growth environments. Expertise in Python programming. Extensive knowledge of cloud platforms and container orchestration tools, such as AWS ECS and EKS. Solid experience in designing and optimizing CI/CD pipelines using tools like GitHub Actions and Buildkite. Proficiency in infrastructure-as-code tools, particularly Terraform. Strong understanding of monitoring, observability, and performance optimization practices. Upper-Intermediate proficiency in spoken and written English. ADDITIONAL SKILLS THAT WOULD BE A PLUS:Experience with monorepos such as Turborepo or pnpm. Familiarity with modern TypeScript tools like swc, biome, and oxc. Knowledge of frameworks such as NestJS, NextJS, and testing frameworks like Jest or Vitest.

About the job

Define and spearhead the infrastructure and reliability strategy across our innovative platform.
Collaborate with engineering teams to design scalable and resilient systems.
Streamline build, testing, and deployment processes to enhance speed and stability.
Establish and maintain best practices for CI/CD, monitoring, and observability.
Lead incident response efforts and champion continuous improvement following incidents.
Automate workflows to minimize operational toil and mitigate risks.
Guide and mentor engineers, fostering a culture of operational excellence.
Make strategic build-vs-buy decisions that balance speed, quality, and sustainability.

About Sigma Software

Join our team to lead the infrastructure strategy for an innovative AI-driven SaaS platform. We are searching for a Principal Site Reliability Engineer with a proven history in scaling, optimizing, and securing cloud-based systems. This senior role provides a unique opportunity to influence the reliability and performance of a platform utilized by finance teams across the globe. In this dynamic engineering environment, your expertise will directly impact product stability and growth. Engage with cutting-edge cloud technologies, automation tools, and AI-driven solutions, contributing to projects that redefine the boundaries of innovation. If you're prepared to take on strategic responsibilities and make a significant impact, apply now to help shape the future of reliable, scalable systems.

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