Senior Software Engineer, AI/ML

Datalign Advisory is a Cambridge-based fintech building an AI-native platform for financial advisors and consumers. They are seeking a Senior Software Engineer with deep AI/ML expertise to lead the design and implementation of AI systems that power their core products.

Responsibilities:

• Lead the design, architecture, and implementation of AI/ML systems powering Datalign’s core products, including Halo (our agentic AI framework) and RelationshipAI
• Work closely with product, design, and data teams to turn ambiguous business problems into measurable, shippable AI capabilities
• Build and scale LLM systems including retrieval-augmented generation (RAG), tool use/function calling, multi-agent orchestration, and real-time inference services
• Implement reliability, safety, and security guardrails for AI products, including PII handling/redaction, access controls, prompt-injection defenses, auditability, and pragmatic human-in-the-loop workflows where needed
• Contribute to evolution of our engineering practice with the rapid adoption of AI tools in software development
• Mentor other engineers and help build a culture of technical excellence, curiosity, and rapid execution