About FundamentalFundamental is an AI company pioneering the future of enterprise decision-making. Founded by DeepMind alumni, Fundamental has developed NEXUS – the world's most powerful Large Tabular Model (LTM) – purpose-built for the structured records that actually drive enterprise decisions. Backed by world class investors and trusted by Fortune 100 companies, Fundamental unlocks trillions of dollars of value by giving businesses the Power to Predict.At Fundamental, you'll work on unprecedented technical challenges in foundation model development and build technology that transforms how the world's largest companies make decisions. This is your opportunity to be part of a category-defining company from the ground-up. Join the team defining the future of enterprise AI.Key responsibilitiesAs a Full-Stack Engineer at Fundamental, you will be responsible for developing both the front-end and back-end systems that allow users to seamlessly interact with our models. You will work on everything from the user interface to building scalable systems that power data upload and integration pipelines.Your responsibilities will include:Building robust backend services and APIs for model inference, including efficient batching systems and optimization for large datasetsImplementing state management and session persistence mechanisms to maintain model context and deliver consistent user experiencesDesigning and developing responsive, user-friendly frontends for model interaction, monitoring, and configuration using modern frameworks (React, Vue, or Angular)Designing event-driven architectures with pub/sub messaging patterns to enable asynchronous processing and system scalabilityDeveloping database connectivity layers and integration points with third-party data sources (e.g., Snowflake, Databricks)Creating comprehensive error handling, retry mechanisms, and monitoring solutions to ensure system reliabilityCollaborating with MLOps and DevOps teams to optimize the overall architecture and deployment pipelineMust have5+ years of experience in backend engineering rolesStrong Python development experience, particularly with FastAPI and the ASGI ecosystem for high-performance API developmentExperience building full-stack applications with modern frontend frameworks (React, Vue, Angular) and backend systemsProficiency designing event-driven architectures using pub/sub messaging patterns and integrating distributed task queues (e.g., Celery) for asynchronous processingUnderstanding of model serving patterns (REST, gRPC, async batching) and experience handling large-scale inference workflows in productionKnowledge of database systems (SQL/NoSQL) and integration with cloud data platforms (Snowflake, Databricks)Experience with state management, session persistence, and efficient data flow patterns in distributed applicationsProven ability to deliver high-quality, maintainable frontend code and collaborate with design/product stakeholdersBenefitsCompetitive compensation with salary and equityComprehensive health coverage, including medical, dental, vision, and 401KFertility support, as well as paid parental leave for all new parents, inclusive of adoptive and surrogate journeysRelocation support for employees moving to join the team in one of our office locationsA mission-driven, low-ego culture that values diversity of thought, ownership, and bias toward action