Fullstack Engineer (fmd)

Merantix WorkFromHome

Stellenbeschreibung:

What we do

Build the AI-native energy supplier of the future

Energy markets are volatile complex and still running on outdated systems. At Zeus Energy we are creating the first AI-native full-stack energy supplier digital-first platform that helps businesses buy manage and optimize their energy with intelligence speed and transparency.

We are backed by Merantix Europe's leading AI venture studio. Joining Zeus at this early stage you'll take ownership from day one while benefiting from the resources network and stability of a proven venture platform.

Your role

We are looking for a Fullstack Engineer who wants to make a real impact by building our MVP and shaping our core technology :

Build features end-to-end across frontend (React / ) backend ( database (PostgreSQL)
Design scalable architecture in a modern monorepo setup
Collaborate directly with founders product and early customers
Debug refactor and iterate quickly to keep our platform robust and fast
Take responsibility for technical decisions that set the foundation for scal

Your profile

2 years of experience building production-grade fullstack applications
Strong skills in and TypeScript
Proficient with modern frontend frameworks (React )
Solid database knowledge (PostgreSQL or similar)
Comfortable working across the full stack and eager to take ownership
Pragmatic solution-driven and motivated by solving real-world problems in energy and climate

Fluent in English (our team language); German a plus

Expertise in workflow automation and agent frameworks (e.g. n8n LangGraph) is a strong asset

What we offer

Impact : Build the foundation of an AI-native energy supplier at a decisive stage
Stability : Backed by Merantixs venture studio and AI ecosystem
Growth : Direct exposure to startup building AI adoption and energy markets
Culture : Small ambitious team with ownership speed and collaboration
Tech : Greenfield setup with modern stackminimal tech debt
Compensation : Competitive salary ESOP participation
Work model : Based at the AI Campus Berlin; hybrid flexibility possible

About us

We are an equal-opportunity employer and value diversity. We consider all applications equally regardless of race color ancestry religion sex national origin sexual orientation age citizenship marital status disability or gender identity. We strongly encourage individuals from groups traditionally underrepresented in tech to apply.