Rain is hiring a Backend Engineer, AI in Engineering — New York, NY. The overview below is synthesized from the employer posting on jobs.ashbyhq.com: factual requirements and scope are preserved, but prose is rewritten with editorial context. Verify details and apply via the employer link.
About the Company
Company context from the listing:
Rain is the global stablecoin payments platform for enterprises, neobanks, platforms, developers, and AI agents. Our technology allows partners to move, store, and use stablecoins instantly and compliantly through global payment cards, rewards, on/offramps, wallets, and cross-border rails.
You will have the opportunity to deliver massive impact at a hypergrowth company backed by some of the top investors in fintech, crypto, and SaaS. In January 2026, we closed a $250M Series C led by ICONIQ, valuing Rain at $1.95B, with Sapphire Ventures, Dragonfly, Bessemer Venture Partners, Galaxy Ventures, FirstMark, Lightspeed, Norwest, and Endeavor Catalyst also participating.
Our Ethos
We believe in an open and flat structure. You will be able to grow into the role that most aligns with your goals.
About the Team
Company context from the listing:
You'll be one of the first engineers on Rain's new AI team. We're building from the ground up internal systems that make our operations smarter and customer-facing infrastructure at the intersection of AI agents, fintech, and stablecoins, including some of the first agentic payment systems in production.
What You'll Do
Day-to-day scope for the Backend Engineer, AI as described in the posting:
- Be a critical part of the technical and product roadmap
- Build and scale the backend systems, APIs, and data pipelines that power Rain
- Design and ship AI-powered features, agents, and automation into our core platform
- Build shared AI infrastructure: composable tool interfaces, eval frameworks, and permission-aware data access
- Rapidly ship new capabilities to our customers and internal teams
- Work embedded with the business, understand the workflows you're building for firsthand
What We're Looking For
- Experience with Node.js and other backend technologies
- 1–3+ years building production systems that use LLMs, tool calling, structured outputs, prompt architecture, retrieval patterns
- A builder mentality, someone who experiments with side projects
- Comfortable with ambiguity, you can take a loosely defined problem, make decisions, and ship
- This position is for folks with 3–8+ years of experience, compensation will be based on experience
Nice to Have
Additional experience noted as a plus:
- Eval framework design, building systematic ways to measure AI quality
- Fintech experience (neobank or card issuing experience gets extra brownie points)
- Experience building internal tools or platform systems at a growth-stage company
Things that enable a fulfilling, healthy and happy experience at Rain
Unlimited time off 🌴 Unlimited vacation can be daunting, so we require Rainmakers to take 10 days minimum for themselves.
Flexible working ☕ We support a flexible workplace – work from home, come into an office, or both. We want everyone to work in an environment where they're their most confident and productive selves.
Easy to access benefits 🧠 For US Rainmakers, we cover 95% of your health, dental, and vision plan costs and 90% for your dependents, plus a 100% company-subsidized life insurance plan.
Retirement goals💡 Plan for the future with confidence. We offer a 401(k) with a 4% company match.
Equity plan 📦 Every Rainmaker gets an equity option plan so we all benefit from our success.
Health and Wellness 📚 High performance begins from within. Rainmakers receive a monthly stipend to be used for eligible health and wellness spending like gym memberships/fitness classes, massages, acupuncture - whatever recharges you!
In-office meals 🍜 Rainmakers working from the office enjoy lunch and dinner on us, covered with a DoorDash credit.
Team summits ✨ Summits play an important role at Rain. Time together helps us build relationships and a common destiny.