**Shall we seek the extraordinary together?** **Our principles** * We speak person to person * We seek the extraordinary * We bring innovation to life * We strengthen ourselves through transparency At Franq Open Banking, we are leading a revolution in the financial sector, creating innovative products that democratize access to banking services and transform our customers’ experience. As a startup, we value creativity, collaboration, and the pursuit of disruptive solutions. We are looking for a Mid-Level AI Engineer to strengthen our data team in generative AI projects, accelerating the development of our AI solutions. Additionally, you will ensure the maintenance of production solutions and optimize intelligent agent workflows based on Gemini, guaranteeing robustness, performance, and innovation within a dynamic fintech environment. This position requires on-site work. We believe direct contact is fundamental to our business dynamics, as it fosters richer and more collaborative exchanges between teams—both technical and business-oriented. **Responsibilities and duties** **Your role will be:** * Agile Agent Development: Design and implement complex agent workflows using LangGraph, integrating Vertex AI (Gemini) with FastAPI for APIs. * Maintenance and Observability: Manage production projects via LangServe and LangFuse, monitoring metrics, debugging failures, and optimizing for scalability. * Advanced Prompt Engineering: Refine prompts and chains to "tame" LLMs, ensuring accuracy in tasks such as automation and predictive analytics within the fintech context. * Strategic Collaboration: Work with tech leads, business stakeholders, and data teams to align AI architectures with company priorities, proposing agile innovations. * Team Scalability: Support project expansion by documenting architectures and training juniors during absences or growth phases. * Deployment and Innovation: Ensure smooth deployments, explore updates in GenAI, and contribute to a highly autonomous startup environment. * New Project Development: Actively participate in the full lifecycle of new GenAI projects—from conception and experimentation (prompt engineering, evaluation) through to production implementation—applying lessons learned from previous projects. **Requirements and qualifications** **What we expect from you:** * GenAI Expertise: Experience in agent architecture and orchestration, and prompt engineering with LLMs in production. * Familiarity with the Modern AI Stack: Practical experience with agent and chain orchestration frameworks such as LangChain, LangGraph, or LlamaIndex. * Experience with Orchestration Tools: Hands-on experience with LangGraph or state/agent orchestration tools, including understanding memory and persistence management. * Observability Culture: Ability to implement structured logging and monitoring tools for non-deterministic systems. * Complex Problem Solving: Capacity to map business problems into robust, scalable AI architectures. * Agile Mindset: Hands-on, proactive profile with ability to work autonomously in a dynamic startup environment focused on rapid delivery and adaptation to changing conditions. * Technical Communication: Ability to clearly present AI architectures to non-technical stakeholders. * On-Site Model: Availability to work on-site in Florianópolis, collaborating directly with the team. **You’ll stand out if you have** * Systems Engineering: Experience with microservices, observability, and integration of generative models in cloud environments. * Fintech or Regulated Industry: Experience in open banking, compliance, or handling sensitive data in the Brazilian financial sector. * Familiarity with RAG: Knowledge of vector search optimization techniques and document re-ranking. * AI Development/Application in Customer Service Platforms (contact center) and CRM. * Visible Portfolio: Personal or open-source projects involving LangGraph, RAG, or multi-step agents hosted in GitHub repositories. * Complementary Tools: Knowledge of LlamaIndex, Streamlit, or CrewAI for rapid prototyping. * MLOps/LLMOps Practices: Familiarity with model/prompt versioning, deployment pipelines, model monitoring, and experimentation. * Product Mindset: Ability to look at technology and understand how it solves real pain points for our end customers. **Additional information** **Here at Franq you will:** * Work alongside experienced and renowned professionals from the financial market; * Develop, evolve, and learn skills using best practices and cutting-edge technologies; * Participate in an innovative project impacting customers’ financial lives—and creating new ways of doing business. **We offer:** * CLT employment contract; * Flexible benefits card (Caju) worth R$ 1,033.50; * Comprehensive medical and dental insurance (Bradesco plan), fully covered by the company, with no co-payment; * Life insurance; * Partnership with Wellhub (Gympass); * Partnerships with Psicologia Viva and Conexa Saúde; * Birthday day off; * Fruit table for Franqers. **Diversity and Inclusion at Franq!** At Franq, you have space to be frank with yourself—to be who you are! We value you regardless of race, color, religion, gender identity, nationality, disability, sexual orientation, ancestry, or age. All our positions are open to candidates with disabilities—if this applies to you, please specify it in your application and indicate the corresponding CID code. **COME SEEK THE EXTRAORDINARY WITH US** Become a Franqer! \#GoFranq