Software Engineer, Developer Infrastructure

Numeric

. Build a shared platform that makes engineers and AI agents more productive .

Posted 10/2/2026full-timeSan Francisco • California • United StatesMid-LevelSenior💰 $125,000 - $250,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and managing developer infrastructure, focusing on automation, security, and observability. Proficient in AWS, Infrastructure-as-Code, and programming with TypeScript and Python to enhance developer productivity.

Highest-signal resume keywords

AWS ExpertiseInfrastructure-As-Code (Terraform/OpenTofu)CI/CD SystemsTypeScript ProgrammingPython Programming

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Infrastructure ManagementDeployment ProcessesAutomated Schema MigrationsObservability FoundationsSecrets/Configuration ManagementIncident ManagementNetworkingCloud ConsolidationDrift RemediationDeveloper Experience

Soft Skills

CollaborationProblem-SolvingProduct-Building Instinct

Tools & Technologies

DatadogTerraformAWSECSGitHub ActionsBuildkiteSpaceliftAtlantisLinuxContainers

Industry Keywords

Developer ProductivityInfrastructurePlatform EngineeringCloud SecurityIncident Management

Tech Stack

Tools & technologies

AWSCloudLinuxPythonTerraformTypeScript

About the role

Key responsibilities & impact

Build a shared platform that makes engineers and AI agents more productive
Own developer-infrastructure roadmap pieces end to end
Improve deployment processes with serialized, gated deploys, automated schema migrations with rollback, and staging-to-production promotion
Build reliable local and remote development environments, sandboxes, and preview/review environments
Develop agent-first infrastructure including MCP gateways, governance, cost management, and foundation-model selection
Manage infrastructure-as-code, drift remediation, cloud consolidation, and IaC standards
Establish repository standards, ownership manifests, an ownership registry, and an internal developer portal
Build observability foundations including tracing, logging, metrics, Datadog cost and hygiene, incident management, and status pages
Improve security and access through secrets/configuration management, SSO, IAM scoping, ECR scanning, audit logging, and vulnerability management
Host internal AI tools through Numeric Labs
Pair with engineers, observe onboarding, and identify developer-experience friction

Requirements

What you’ll need

3+ years of software engineering experience, including significant time on infrastructure, platform, or developer-productivity work
Confidence with AWS, IaC (Terraform/OpenTofu or similar), CI/CD systems, and Linux/container fundamentals
Strong general-purpose programming skills, primarily TypeScript and Python where it fits
Technical depth in AWS, containers/ECS, networking, and infrastructure-as-code
Product-builder instinct for developer experience
Nice to have: experience with Spacelift / Atlantis, Datadog / Firetiger / Chronosphere, or GitHub Actions / Buildkite
Nice to have: experience running incident management, defining SLAs, and keeping sites up through enormous traffic
Nice to have: experience supporting non-engineer contributors
Must be authorized to work in the US

Benefits

Comp & perks

Equity
Hybrid work arrangement
Substantial creativity and agency over product direction