Senior Infrastructure Engineer — Scale, Reliability & Impact

Numeral; California (MO); On-site; USD 100,000 - 140,000; Full time

Benefits offered by this job

Competitive salary and equity

Full medical, dental, and vision coverage

Wellness perks like Headspace

401(k) plan

Lunch and snacks in the office

Regular team offsites and company events

Job summary

Numeral, located in California, is seeking a Senior Software Engineer (Infrastructure) to design and build core infrastructure and improve service reliability. This foundational role will define the architecture of our infrastructure platform and directly impact customer experience.

The ideal candidate will have 5+ years in high-growth environments, excelling in Node.js, AWS, and observability tooling. We offer a competitive salary, full health benefits, and a culture built on ownership.

Qualifications

• 5+ years of experience building and scaling backend or infrastructure systems.
• Proven ability to design fault-tolerant, distributed systems at scale.
• Exceptional collaboration and communication skills.

Responsibilities

• Design and build highly scalable, secure, and reliable infrastructure.
• Lead infrastructure architecture decisions for performance and observability.
• Drive improvements in system reliability and incident response.

Skills

Node.js

PostgreSQL

Redis

AWS

Kubernetes

Observability tooling

Collaboration skills

Job description

Numeral, located in California, is seeking a Senior Software Engineer (Infrastructure) to design and build core infrastructure and improve service reliability. This foundational role will define the architecture of our infrastructure platform and directly impact customer experience.

The ideal candidate will have 5+ years in high-growth environments, excelling in Node.js, AWS, and observability tooling. We offer a competitive salary, full health benefits, and a culture built on ownership.