Full-Stack Software Engineer

3 weeks ago

Toronto, Canada StartupFuel Inc. Full time

StartupFuel is a venture intelligence company that has built DiligenceGPT™, an AI-powered platform used by venture capital and private market investors to streamline deal flow management, and due diligence, enabling faster, more consistent, and better-informed investment decisions across early and growth-stage companies.StartupFuel is hiring a Full-Stack Software Engineer to build and scale the SaaS platform behind DiligenceGPT™. This role focuses on the product, platform, and infrastructure layer that powers AI-driven workflows. You will build the systems that allow investors to securely interact with AI outputs, documents, and data. You will work closely with AI engineers to integrate agent outputs into dashboards, workflows, and enterprise-grade features. The emphasis is on clean architecture, performance, and reliability. Key responsibilities include: Build and maintain full-stack features using the MERN stack (MongoDB, Express, React, Node.js) Tailwind CSS for design Design and implement REST APIs and backend services Work with RabbitMQ (RMQ) for asynchronous processing, background jobs, and event-driven workflows Design efficient MongoDB schemas, indexes, and data models Handle authentication, authorization, and secure API access Write clean, maintainable, and scalable code Debug production issues and optimize performance Collaborate on system design, architecture, and technical decisions Participate in code reviews and follow best engineering practices Requirements Required Skills Hands-on experience with Node.js & Express Solid knowledge of React (hooks, state management, component architecture) Experience working with MongoDB (schema design, aggregation, indexing) Practical experience with RabbitMQ (RMQ) or similar message queues Understanding of async programming, promises, and event-driven systems Familiarity with REST APIs, controllers, DTO-like structures, and validation Experience using Git & GitHub in a team environment Good to Have Experience with Docker and basic deployment workflows Knowledge of Redis for caching Familiarity with SaaS concepts: multi-tenancy, roles, permissions Experience working in early-stage startups Understanding of basic system design and scalability concepts Close collaboration with AI engineers shipping LLM features Exposure to enterprise customers and investor workflows Clear growth path with increasing technical ownership Competitive compensation Collaborative, high-ownership culture working with global talent and hands-on, visionary leadership #J-18808-Ljbffr

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