CareerPlan

Senior Solutions Engineer

BrazilFull-time2026-10-28 → 2026-11-10

Core

Senior Solutions Engineer building a digital financial agent on WhatsApp using Spec Driven Development to orchestrate credit journeys for the financial market.

Role type

Senior Solutions Engineer (Financial AI Agent)

Builds

Multi-agent architectures, Gateways, Adapters, and management portals for partners

Domain

Fintech / Conversational AI / WhatsApp

Deliverable

production ML models

Required skills

C#/.NET, ReactJS, Spec Driven Development, Model Context Protocol (MCP), Webhooks, Distributed databases, Generative AI (RAG, Function Calling)

Preferred skills

Financial domain expertise, System architecture design, Cost optimization strategies

Technologies

C#, .NET, ReactJS, WhatsApp, MCP, LLMs

Responsibilities

Translate business problems into technical specifications via Spec Driven Development; Build integrations for multi-agent architectures; Develop Gateways, Adapters, and partner management portals; Implement LLM token consumption optimization; Structure load and security tests using AI tools.