Senior AI Engineer

About the role

Lumenalta is looking for an experienced Senior AI Engineer to design and deploy production‑grade AI systems for fintech clients, focusing on back‑office workflow automation for community banks, mortgage and insurance institutions.

Key responsibilities

• Design, build and deploy AI models into production environments.
• Develop and maintain backend Python services that power intelligent automation workflows.
• Implement enterprise‑scale data pipelines for ingesting and processing financial and regulatory documents, including automated data quality checks and monitoring.
• Train and optimize models on banking rules, compliance standards and regulatory datasets.
• Build intelligent routing systems for auto‑approval of simple cases and escalation of complex ones.
• Collaborate with engineering leadership to shape architecture, delivery models and technology stack decisions.
• Ensure compliance‑first design, embedding regulatory considerations into every product feature.

Required profile

• 3–5+ years of AI/ML engineering experience with a proven track record of deploying AI at scale.
• Experience in regulated industries such as financial services or insurance.
• Comfortable working in a lean, high‑performing team and influencing technical direction.
• Adaptable to startup‑like environments with evolving tech stacks.

Required skills

• Strong backend Python development.
• Proficiency with ML frameworks: TensorFlow, PyTorch, Scikit‑Learn.
• Familiarity with data pipeline tools: Airflow, Spark, Kafka.
• Experience with workflow orchestration frameworks such as n8n or LangGraph.

What we offer

• 100% dedication to one project at a time to foster innovation.
• Collaboration with a team of talented senior‑level developers.
• Opportunities to work with leading technologies.
• Fully remote role with a comfortable office setup.
• Position open to candidates based in Latin America with at least a 6‑hour overlap with US core business hours.