Staff Backend Engineer

Why Join

This is a rare opportunity to join one of the fastest‑growing enterprise messaging platforms in the world — a company that went from $0 to $27M revenue in 18 months and is on track for $100M+ ARR this year.

Why top engineers are joining:

• Hyper‑growth rocket ship The platform is scaling at a pace few startups ever reach — and you'll get meaningful equity in a company aiming to become a multi‑billion‑dollar category leader.
• Real engineering challenges at massive scale You'll build backend systems that process billions of SMS messages per month, leveraging Node.js, TypeScript, AWS (SQS, DynamoDB, EC2, ELB), and AI‑driven workflows.
• High‑talent density The company is intentionally building a sub‑50‑person team capable of supporting unicorn‑level revenue. Every engineer is an A‑player with outsized ownership.
• Elite backing Recently raised $10M led by HOF Capital, with strong investor support for aggressive scaling.

About The Role

We're looking for a Staff Backend Engineer who can own major parts of our backend architecture, move fast, and solve complex distributed systems problems at scale.

You'll work directly with the CEO and a small, senior engineering team to build the infrastructure powering the next generation of SMS and AI‑driven communication.

What You'll Do

• Architect, build, and own backend systems that handle billions of messages monthly
• Design and optimize distributed systems using Node.js, TypeScript, and AWS
• Ship quickly and iterate fast in a high‑velocity startup environment
• Solve real scalability challenges across queuing, throughput, reliability, and latency
• Collaborate closely with product and engineering leadership to shape the roadmap
• Contribute to AI‑powered workflows and data intelligence features
• Maintain extremely high code quality while moving at startup speed

Who You Are

Must‑Have Experience

• 4+ years backend engineering experience
• Deep expertise in Node.js and TypeScript
• Strong understanding of AWS services, especially SQS
• Proven experience building high‑scale, high‑throughput systems
• 01 startup experience — you've built from scratch, not just maintained
• Rapid career trajectory with clear growth and impact
• Eligible to work in the US or Canada (no visa sponsorship)

Nice‑to‑Haves

• Frontend experience with React.js
• Familiarity with AI/LLM workflows (e.g., ChatGPT, embeddings, agents)
• Experience at top engineering orgs or as a founder/early engineer
• Side projects, open‑source contributions, or technical writing

Compensation & Logistics

• Base Salary: Competitive
• Equity: Competitive
• Location: San Francisco (on‑site)
• Visa: No sponsorship available at this time