✦ Luna Orbit — Software Engineering

Senior Software Engineer, GenAI

at Scale AI

📍 San Francisco, CA; New York, NY Hybrid Posted April 02, 2026
Type Full-Time
Experience senior
Exp. Years 5+ years
Education Not specified
Category Software Engineering

Senior Software Engineer - GenAI at Scale AI is responsible for designing, building, and maintaining full-stack systems across frontend, back-end, and infrastructure layers for the GenAI data engine and contributor platform.

  • Design and maintain robust full-stack systems
  • Collaborate with ML/product teams to ensure data quality
  • Own cross-stack features for contributor platform
  • Architect and scale infrastructure for high-throughput tasks
  • Mentor teammates and contribute to engineering culture

Full-stack role spanning frontend (React/TypeScript) and backend (Node.js, Python) with databases (MongoDB, Elasticsearch) and Temporal, focusing on reliability and scalable data pipelines.

The ideal candidate is a senior software engineer with 5+ years building production-grade GenAI/data-engineering systems, strong full-stack capabilities (React/TypeScript, Node.js, Python), and experience delivering scalable data pipelines in a hybrid SF/NYC setting.

5+ years of software engineering experiencefront-end frameworks (ReactTypeScript)distributed systemsdata infrastructuredeveloper tooling experienceexperience across the stack (frontendbackendinfra)
Hands-on experience building AI agentsAgent frameworksObservability/monitoring for AI systemsCloud deployment at scaleSFT/RLVR/LoRA experience
TypeScriptReactNode.jsPythonMongoDBElasticsearchTemporalREST APIsOpenAI APIsCloud platforms
TypeScriptReactNode.jsPythonMongoDBElasticsearchTemporalREST APIsDistributed systemsData infrastructure
TypeScriptReactNode.jsPythonMongoDBElasticsearchTemporalREST APIsDistributed systemsData infrastructure
product sensecollaborationmentorshipownershipcommunication
Industry SaaS
Job Function Design, build, and scale production-ready GenAI data platform across frontend, backend, and data infra
Role Subtype Full Stack Engineer
Tech Domains React, TypeScript, Python, Node.js, MongoDB, Elasticsearch, Temporal, REST APIs, Distributed systems, Data infrastructure
Senior Software EngineerGenAIGenerative AIfull-stackTypeScriptReactNode.jsPythonMongoDBElasticsearchTemporalREST APIsAPIsDistributed systemsData infrastructureFront-end frameworksFull-Stack Engineer

Less than 5 years of software engineering experience, No experience with React/TypeScript, No experience across the stack (frontend/backend/infra)

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