AI Platform Lead Engineer (Remote – Brazil)

alternativepayments; United States; Remote; USD 100,000 - 120,000; Full time

Benefits offered by this job

Equity

Unlimited PTO

Learning stipend

Job summary

Alternative Payments is seeking a Lead Software Engineer to shape the technical direction of an AI agent product, moving from MVP to a core platform component. This is a hands-on leadership role focused on LLM-powered features, agent architectures, and transitioning to proprietary ML models.

You will own end-to-end AI feature direction, design and enforce standards for evaluation, prompt management, and observability, and drive production readiness with monitoring and feedback loops.

Qualifications

• Strong software engineering background with a track record of owning technical decisions on product features end to end.
• Hands-on experience shipping AI products in the last 12 months, including LLMs, agents, or AI features, with ownership of meaningful system components.
• Experience with chatbots or conversational AI, retrieval-augmented generation, and LLM evaluation pipelines.
• Proficiency in Go, TypeScript/JavaScript, or Python; ability to design new processes in uncharted areas.

Responsibilities

• Own end-to-end technical direction for AI agent features, spanning conversational experiences, agents, and automated routines.
• Define and evolve standards for LLM evaluation, prompt management, monitoring, and observability.
• Lead design of retrieval-augmented generation pipelines and agent architectures, including core trade-off decisions.
• Drive move from LLM-only features to proprietary ML models, taking models to production with monitoring and feedback loops.
• Identify and shape new ML use cases across the product platform in collaboration with the Product team.
• Serve as an internal AI reference for the product engineering organization, reviewing designs and mentoring peers.
• Maintain a hands-on coding practice, contributing production code every week.

Skills

Go

TypeScript/JavaScript

Python

AI product deployment

Job description

Alternative Payments is seeking a Lead Software Engineer to shape the technical direction of an AI agent product, moving from MVP to a core platform component. This is a hands-on leadership role focused on LLM-powered features, agent architectures, and transitioning to proprietary ML models.

You will own end-to-end AI feature direction, design and enforce standards for evaluation, prompt management, and observability, and drive production readiness with monitoring and feedback loops.