Junior Software Engineer - Applied AI

Intro At Brandback, we’re on a mission to redefine shopping with AI. Founded by experienced operators and backed by top tier investors and angels from the retail industry, we have gone from strength to strength since launching our product last year. We are looking for a motivated Software Engineer who is passionate about building AI systems. You\’ll work alongside senior engineers to develop AI agents, implement LLM-powered features, and contribute to our intelligent pricing systems. This is a hands-on engineering role where you\’ll learn to ship production systems while receiving mentorship from experienced team members. As an early team member, you\’ll grow rapidly with the company and have increasing impact as you develop expertise. Location: Berlin, Germany, office-first 4 days / week Type: Full-Time Experience Level: Junior Tasks What you will be doing Building AI agents and agentic workflows that search, evaluate, and purchase products across multiple platforms Developing LLM-powered systems for directed search and content analysis Creating web scrapers and automation tools that intelligently combine data from multiple sources Implementing embedding systems (text/image) for search, analytics, and market intelligence Building ML-powered pricing engines that work with unstructured data Shipping production systems end-to-end, from data collection through API deployment Designing data and vector layers to support multiple existing and planned use-cases Our tech stack Python, TypeScript GCP Github Cursor or another AI assistant of your choice Requirements Must have Academic or personal projects using LLMs, AI agents, or ML systems (show us what you\’ve built!) Strong Python and/or TypeScript programming skills Hands-on experience with LLMs in production (prompt engineering, agent frameworks, RAG systems) Understanding of embedding models and vector databases Comfortable with scraping, APIs, and handling messy real-world data Strong problem-solving and collaboration skills and eagerness to learn Passion for AI and its practical applications Nice to have Experience in an early-stage startup environment Hands-on computer vision experience Experience with real-time data processing and monitoring Experience with prompt optimization and LLM evaluation at scale Contributions to open-source AI/ML projects Benefits Our offer Impact: Your work will directly shape our product and contribute to our mission to change the way people shop Growth: As one of the first 15 FTEs you will work directly with the founders, benefitting from rapid personal growth and potential step changes in your career progression Culture: An ambitious, creative, and collaborative team environment Equity: Outsized stock options to share in the company’s success