Werkstudent (m/w/d) Agentic Software Engineering - Remote

Werkstudent:in - Daten & Backend (Remote)

About

SFX E-Commerce sells e-scooter/e-bike spare parts across Europe via Shopify, eBay, and Amazon. Their infrastructure, including code, operations, and support, is largely managed through LLM agents, and they build their entire infrastructure in-house. They are a small, fast-paced team looking for someone who thinks proactively rather than just executing tasks.

Responsibilities

• Build data and backend features in their stack (TypeScript + Go, Postgres) from idea to production on Cloud Run.
• Orchestrate LLM Agents (Claude Code/Codex) for faster delivery, including reviewing, implementing, and taking responsibility for results.
• Improve embeddings-based product matching (pgvector + Gemini) and solve edge cases.
• Automate the collection and utilization of competitor and market data.
• Build knowledge pipelines: data from various sources -> structured -> searchable -> autonomous data processing.
• Take ownership of a specific area, deliver independently, and report briefly daily.

Requirements

• Residency in Germany and enrollment at a German university (Werkstudent status required; no freelancers/self-employed).
• Ideally pursuing a Master's degree or nearing completion, with only the thesis remaining but still enrolled, allowing for full focus.
• Practical experience in both TypeScript AND Go.
• Proficient with Postgres/SQL, APIs, Git. Bonus points for pgvector/embeddings, scraping, LLM APIs.
• Productively used ChatGPT/Claude/Cursor/Codex.
• Strong asynchronous communication skills: clear writing, documenting decisions, driving tasks forward without meetings.
• Very good English or German language skills.
• Independent, hands-on, and takes responsibility.