AI/LLM Engineer
About this role
Mercura is seeking an AI Engineer to build end-to-end AI systems that power practical, AI-driven features for the backbone of the economy. You’ll join a fast-paced team bridging AI, ML, data engineering, and full-stack development to push our product forward. This role directly supports our growth toward $10M ARR by delivering scalable, high-impact AI solutions.
What youll do
- Work across the full stack to build, deploy and optimize AI agents end-to-end
- Work with embeddings and fine-tune LLMs for classification and reranking
- Optimize algorithms for product search
- Apply RLHF & DPO to align LLMs with human feedback
- Build data pipelines to process large-scale unstructured data efficiently
- Make our backend scalable, stable and efficient
What Mercura is looking for
- 2+ years of engineering experience
- Strong experience with NLP, LLMs, Embeddings, ML, and AI-powered applications
- Experience with full-stack development using React, TypeScript, Next.js
- Experience with containerization (Docker, Kubernetes), cloud infrastructure (Azure/AWS/GCP), and infrastructure as code (Terraform)
- Demonstrated experience building and scaling data and ML pipelines; experience with data pipelines for large-scale unstructured data
- Experience with RLHF and DPO to align LLMs with human feedback
- Strong CS fundamentals
- Willingness to work in-person in Munich
Company at a glance
Mercura builds AI software for essential enterprises that keep the economy running. Based in Munich, YC-backed (W25) with a round at one of the cohort’s highest valuations, it surpassed $1M ARR within a year and targets $10M ARR by 2026.
Top Benefits
- Equity/ownership opportunity for employees.
- Referral bonuses up to €10,000 for successful hires.
- Growth is emphasized; the company invests in employees’ development through mentorship and close teamwork.
What happens next
Skip the application pile. I get you in front of the people who decide.
Confirm the fit
A few questions to make sure this role is the right shape for you. Two minutes.
I pitch you to the company
I write the intro, send it to the founder, and handle the back-and-forth.
A meeting lands on your calendar
When the company wants to meet, I get the call on your calendar. You just show up.
Culture & values
The team culture feels like family, with care, trust, and mutual support.
Hiring is based on ability, mindset, and values.
Active commitment to diversity and gender equity.
Founders personally commit part of their income to organizations expanding opportunity.
The team is small and fully in-person, based in Munich.
Joy and collaboration are at the heart of the work.
Growth is emphasized; the company invests in employees’ development through mentorship and close teamwork.
The environment is high-growth and high-commitment, with a focus on hard work and customer value.
There is a meritocratic culture where the best ideas win.
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