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Job Summary:
GoodLeap is a technology company delivering innovative financing and software products for sustainable solutions. As a Principal Software Engineer, you will lead the design and delivery of intelligent platform capabilities that enhance consumer experiences, focusing on AI/LLM innovation while mentoring engineers and influencing engineering culture.
Responsibilities:
• Design and lead backend architecture that supports AI/ML-powered features across mobile and API surfaces
• Own end-to-end technical strategy for embedding LLMs, embedding stores, and personalized content delivery
• Partner with product and design to scope features, validate feasibility, and ensure execution aligns with business impact
• Build tools and services to help other team members experiment and ship AI-enhanced features responsibly and efficiently
• Influence engineering standards and promote excellence in observability, performance, and security
• Mentor engineers across teams, helping them level up in areas of backend architecture, AI integration, and delivery quality
• Collaborate with cross-functional partners across QA, Mobile, Data Science, Product, and Marketing
Qualifications:
Required:
• 10+ years of experience in backend development, with at least 2+ years working with AI/ML solutions or LLM
• Experience working with vector databases, embeddings, and semantic search
• Familiarity with MLOps, CI/CD for AI pipelines, and AI observability tools
• Strong experience in Node.js, TypeScript, GraphQL, and REST APIs
• Deep familiarity with AWS architecture — especially Lambda, ECS, S3, DynamoDB, API Gateway, and Step Functions
• Experience building and integrating LLM features (e.g., via OpenAI, Claude, Vertex AI, or similar), including prompt design, vector storage, and retrieval strategies
• Fluency in system design principles, scalability, reliability, fault-tolerance
• Ability to drive clarity and make architectural tradeoffs, balancing idealism with pragmatism
• Strong communication and collaboration skills, able to work effectively across product and engineering orgs
Preferred:
• Experience with AWS Bedrock
• Familiarity with mobile tech stacks (Flutter, Kotlin, Swift)
Company:
GoodLeap is a technology company delivering best-in-class financing and software products for sustainable solutions, from solar panels and batteries to energy-efficient HVAC, heat pumps, roofing, windows, and more. Founded in 2015, the company is headquartered in Roseville, CA, US, with a team of 501-1000 employees. The company is currently Late Stage. GoodLeap has a track record of offering H1B sponsorships.