Senior Fullstack Software Engineer

Full-time | Munich | Seed Stage | Equity + Salary Help Build a Generational CompanyAt Knowlix, we’re on a mission to 10x small businesses' productivity. We strive to become the dominant small business platform for human-AI and AI-to-AI collaboration.We’re still early, but we’re thinking big. This is your opportunity to help shape a product that serves millions and defines a category.We move fast, ship often, and obsess over quality. If you burn to build, ship, and scale - and you love using AI to make things radically better - this is your seat at the table. Why Knowlix, Why NowWe're a well-funded seed-stage startup, backed by top-tier investors and experienced founders.Our tech works - and first users are already feeling the first magic.We're going after a massive market, with a product that changes how people work.You’ll be joining as one of the earliest team members - with real influence and ownership over the trajectory of the company.We believe speed is a function of focus + iteration.This isn’t a job. It’s a chance to help build a once-in-a-generation company if we do things right. The RoleWe’re looking for a pragmatic and passionate Fullstack Engineer with strong backend skills in Python and a solid grasp of SQL and cloud infrastructure. You’ll work closely with AI researchers, product designers, and DevOps engineers to build a seamless bridge between human users and our AI agents. Interest in Go and Swift is a plus, especially for future product components like microservices or mobile interfaces. What You Bring (Requirements)5+ years of experience in fullstack or backend-focused software development.Proficiency in Python and experience with modern Python web frameworks.Good command of SQL and working knowledge of relational databases (PostgreSQL, MySQL, etc.).Experience with AWS, Docker, and basic DevOps workflows.Familiarity with JavaScript and front-end technologies (React, Vue, or similar).Curiosity and willingness to learn Go or Swift.Strong communication skills and comfort working in a startup environment. You’ll Thrive Here If You… (Preferred)Experience building or integrating with LLMs, vector stores, or AI inference pipelines.Knowledge of microservices, gRPC, or real-time systems.Background in data processing, message queues, or streaming architectures.Exposure to mobile app development or cross-platform environments (e.g., SwiftUI).Experience with RPA tools and workflows.Familiarity with Graph APIs. What You’ll GetA path-defining role in a high-upside company backed by world-class investors.Deep ownership and equity.A team that cares deeply about what we’re building and the people we build it with.A rare chance to leave your mark on something that has the opportunity to become generational. [Applications are only reviewed if submitted via Ashby.]