We are seeking a Senior Python Engineer to build a next-generation AI-powered financial assistant platform that brings chat, reporting, and tailored interfaces into investment workflows. You will work in a small, highly competent team with high autonomy to design and deliver production-grade AI features end-to-end.ResponsibilitiesDesign end-to-end AI-assisted product features from discovery through production releaseBuild Python services and APIs using FastAPI to power chat, reporting, and bespoke interfacesDefine system designs that address scale, reliability, security, and maintainability requirementsPartner with sophisticated client stakeholders to gather requirements and validate solutionsDevelop evaluation frameworks for LLM quality, including test datasets and automated regressionsImplement monitoring and failure analysis workflows to detect and diagnose AI behavior in productionHarden AI applications with security controls against privacy risks and prompt-injection attacksOptimize AI solutions for quality, latency, reliability, and cost in real-world usageReview, test,



and validate AI-generated code from coding agents and AI-assisted toolsShip iterative improvements quickly based on feedback while preserving a high quality barRequirements3+ years of professional software engineering experience with Python or similar languagesStrong hands-on experience with FastAPI or comparable Python web frameworksProven experience with forward deployed engineering in close partnership with clientsDemonstrated experience shipping LLM-based applications and Gen AI assisted development workflowsExperience with AI evaluation and quality engineering including automated evals and regression testingStrong system design skills for scalable, reliable, secure servicesHigh ownership and autonomy with ability to take loosely defined problems to production deliveryStrong product judgment with ability to gather requirements and identify edge casesStrong quality mindset focused on reliabi

📌 Senior Python Engineer (México)
🏢 Epam Systems
📍 México