Software Engineer (Infra)

About Numeral

The AI-native sales tax solution.

The role

## **About Numeral:**- Numeral is transforming how taxes get done. Digital businesses are currently bogged down by a painful web of regulations across 47 states and 50+ countries. We’re eliminating this burden so teams can focus on their core mission.- We’re the largest and fastest growing AI-native tax solution. Started in 2023, Numeral has raised over $57M from Benchmark, Mayfield, Y-Combinator, and many others. We now serve over 2,500 paying customers and have more than tripled our revenue every year in our history.- We’re primarily hiring in our SF and NY offices, but do hire remotely in some cases## **About the role:**We’re looking for a **foundational Software Engineer (Infrastructure)** who thrives on solving complex distributed systems problems at scale. You’ll design and build **core infrastructure** , improve **service reliability and observability** , and ensure the platform’s scalability as we handle increasing transaction volumes and integrations.This is a high-leverage, foundational role: your work will **define the architecture** and **technical direction** of our infrastructure platform while directly impacting our customers’ experience and the company’s trajectory.## **What you’ll do:**- Design and build **highly scalable, secure, and reliable infrastructure** to support critical APIs, services, and data pipelines.- Lead **infrastructure architecture decisions** for performance, observability, and fault tolerance.- Drive improvements in **system reliability, monitoring, and incident response**.- Collaborate closely with product, platform, and data engineering teams to **enable rapid feature development** without compromising stability.- Automate infrastructure management through **infrastructure-as-code** , CI/CD pipelines, and container orchestration.- Champion **best practices** in operational excellence, disaster recovery, and distributed systems design.## **What you’ll bring:**- 7+ years of experience building and scaling backend or infrastructure systems in high-growth environments.- Proficiency in Node.js, PostgreSQL, Redis, and AWS (or equivalent cloud platforms).- Experience managing containerized workloads using tools like Kubernetes, ECS, or similar.- Expertise in observability tooling (e.g., Datadog, Prometheus, OpenTelemetry) and monitoring pipelines.- Proven ability to design fault-tolerant, distributed systems at scale.- Strong debugging and performance optimization skills across the stack.- Exceptional collaboration and communication skills, with experience partnering cross-functionally.- Startup mindset: Not scared of ambiguity and hungry for rapid growth- Intensity & Ownership: This is not a 9-5 — we’re scaling rapidly and have a massive opportunity ahead of us.- Customer Obsession: You deeply care about the user experience and solving their problems## **Even better:**- Experience in payments, tax, accounting, or regulatory tech.- Infrastructure or platform engineering background (e.g., CI/CD, observability).- Experience scaling monolith-to-service architectures or event-driven systems.- Familiarity with GraphQL, Kafka, Terraform, or container orchestration tools.## **What we offer:**- Competitive salary and equity - you’ll share directly in the company’s success- Full medical, dental, and vision coverage- Wellness perks like Headspace and the Peloton One App- 401(k) to help you build long-term financial security- Lunch and snacks when you’re in the office- Regular team offsites and company events as we grow- A culture built on ownership - your work matters and people will see it!

Skills

• Amazon Web Services (AWS)
• PostgreSQL
• Python
• Redis
• TypeScript
• DynamoDB