Backend Engineer, AI

Rain
New York
Workplace: HybridFull timeUSD 50,000 - 999,000 annuallyFunction: Software EngineeringExperience: 3-8 yearsSkills: ["Builder mentality","Comfort with ambiguity","Decision-making","Shipping"]

Build and scale Rain’s backend systems, APIs, and data pipelines that power stablecoin-enabled payments. Join Rain’s new AI team as one of the first engineers to design and ship AI-powered features, agents, and automation, and to create shared AI infrastructure like composable tool interfaces, eval frameworks, and permission-aware data access. Work embedded with the business to rapidly deliver customer-facing and internal capabilities.

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FursaFursa
Rain
Rain
5 months ago

Backend Engineer, AI

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 23 hours agoStatus: Live

Job Summary

Build and scale Rain’s backend systems, APIs, and data pipelines that power stablecoin-enabled payments. Join Rain’s new AI team as one of the first engineers to design and ship AI-powered features, agents, and automation, and to create shared AI infrastructure like composable tool interfaces, eval frameworks, and permission-aware data access. Work embedded with the business to rapidly deliver customer-facing and internal capabilities.
Location: New York
Workplace: Hybrid
Employment Type: Full time
Job Function: Software Engineering
Seniority: Mid level

Key Responsibilities

  • •Drive the technical and product roadmap as part of the backend and AI systems team.
  • •Build and scale backend systems, APIs, and data pipelines that power Rain.
  • •Design and ship AI-powered features, agents, and automation into the core platform.
  • •Build shared AI infrastructure, including composable tool interfaces, eval frameworks, and permission-aware data access.
  • •Rapidly deliver new capabilities to customers and internal teams while working closely with the business.

Pay and Benefits

Salary: USD 50,000 - 999,000 annually
Equity and Bonus:Equity
Perks:Paid LeaveRemote WorkHealth InsuranceDentalVisionLife Insurance401kEquityGym Membership

Key Requirements

  • •Experience with Node.js and other backend technologies.
  • •1–3+ years building production systems using LLMs, tool calling, structured outputs, prompt architecture, and retrieval patterns.
  • •A builder mentality with experience experimenting via side projects.
  • •Comfort with ambiguity—able to take loosely defined problems, make decisions, and ship.
  • •3–8+ years of experience; compensation will be based on experience.
Experience:3-8 yearsFintechStablecoinsAI agentsLLMs
Skills:Builder mentalityComfort with ambiguityDecision-makingShipping
Tech Stack:Node.jsAPIsData pipelinesLLMsTool callingStructured outputsPrompt architectureRetrieval patternsEval frameworks

Company Brief

Rain
Rain builds stablecoin-powered card issuance and payments infrastructure for fintechs, platforms, and institutions. Its API and modular platform support on-ramps, wallets, cards, and off-ramps with compliance features like KYC and AML.
Industry: Fintech Infrastructure
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Headquarters: New York City, United States
Founded: 2021
WebsiteLinkedIn