Back to Jobs

Prompt Engineering Specialist for AI Agents in Brazilian Fintech

Remote, USA Full-time Posted 2026-06-13

We are seeking a Prompt Engineering Specialist to enhance our AI agents for a Brazilian fintech startup. Your expertise will help us refine user interactions, ensuring our AI agents meet user needs while aligning with fintech regulations and operational workflows.

Key Responsibilities

Design prompts that drive effective communication and responses in financial and logistics contexts. Architect multi-step conversational flows, including fallback logic and escalation to human support. Structure knowledge bases for RAG workflows, including chunking, embeddings, and contextual tagging. Evaluate agent outputs to improve accuracy, tone adherence, and overall user experience. Mandatory Requirements Impeccable written Portuguese for designing natural, audience-appropriate conversations. Proven experience in AI development, conversational design, and production-level LLM prompt engineering. Hands-on experience with n8n, WhatsApp Meta API, Instantly, and Confluence/Jira. If you have a strong background in building reliable AI systems, we would love to hear from you! Please include examples of past production use cases in your proposal. Apply tot his job Apply To this Job

Similar Jobs

Job #1120 – Computer Vision Engineer – research and production

Remote, USA Full-time

Prompt Engineer + SEO Content Systems (Fix AI Template for Scalable Pages)

Remote, USA Full-time

AI Engineer - RAG Pipeline, Claude API & Prompt Engineering -Hospitality SaaS MVP - Contract to Hire

Remote, USA Full-time

Senior Dutch Prompt Engineer – Remote, Part-Time; NL

Remote, USA Full-time

Senior Research Engineer, Computer Vision

Remote, USA Full-time

Principal Applied Scientist - Computer Vision

Remote, USA Full-time

Junior Software Developer - Short Term / Temp - Remote

Remote, USA Full-time

[Remote] Sr. Software Engineer (Computer Vision)

Remote, USA Full-time

Applied Computer Vision + Evaluation Engineer - $180,000-$230,000 + Equity - Remote (US)

Remote, USA Full-time

Senior AI Engineer - NLP

Remote, USA Full-time

European Sales Director

Remote, USA Full-time

Engineering Manager, Core Applications - AI for Member Systems

Remote, USA Full-time

Part-Time Remote Data Entry Specialist – arenaflex Product Information Management (Remote) – $31/hr

Remote, USA Full-time

Customer Service Representative I (Remote - Part Time - Weekends)

Remote, USA Full-time

Experienced Entry-Level Data Entry Specialist – Remote Opportunity at arenaflex

Remote, USA Full-time

Experienced Customer Care Representative – Lighting Industry E-commerce Expert

Remote, USA Full-time

Experienced Full Stack Web Hosting Chat Specialist – Customer Success and Technical Support

Remote, USA Full-time

Senior Data Engineer

Remote, USA Full-time

Registered Nurse 2 - Surgical Oncology Specialty, Full Time

Remote, USA Full-time

Clinical Documentation Improvement Specialist (FT- 1.0 FTE, Day Shift, Remote Possible)

Remote, USA Full-time