Staff / Principal Software Engineer

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Staff / Principal Software Engineer in USA

CloudZero
Full time
Email

USA
10/20/2026
Report

Boston, MA

Responsibilities

Own significant technical domains end to end, including architecture, implementation, and long-term system health.
Make and communicate high-impact technical and architectural decisions across teams and stakeholders.
Drive improvements to system performance, scalability, and reliability.
Collaborate with product, engineering leadership, and customers to scope and deliver business-impacting solutions.
Raise the technical bar through code reviews, design feedback, and direct mentorship.
Work autonomously to identify and solve important technical problems.
Depending on team placement, build AI telemetry agents, billing data pipelines, query infrastructure, platform services, provider integrations, or cost-optimization features.

Requirements

Significant experience building and operating production backend systems at scale.
Strong proficiency in Python and/or another backend language, with the ability to reason about systems written in other languages.
Deep familiarity with cloud infrastructure, distributed systems, and scaling tradeoffs.
Production experience with data pipelines, ETL frameworks, or stream processing.
Strong SQL skills and hands-on experience with cloud data warehouses such as Snowflake, BigQuery, or Databricks.
Hands-on experience using AI tools in data-platform work and the ability to explain related workflows and failure modes.
Experience building a library, pattern, or service adopted by other internal teams.
Ability to communicate technical complexity clearly to engineers, product teams, and leadership.
Demonstrated track record of shipping software, not only designing it.
Bonus qualifications include experience with agents, telemetry, observability tooling, Kubernetes, AWS Step Functions, AWS Lambda, event-driven architectures, FinOps, billing systems, financial data infrastructure, ML pipelines, or AI workload cost modeling.

Salary: $220k - $290k/yr

CloudZero

CloudZero is the financial control plane for AI economics. We turn AI spend into the unit economics leaders need to make defensible investment decisions: cost per customer, per feature, per outcome.

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