AI Engineering Intern at Mercura

Mercura automates quoting in the construction industry with AI agents. We rank in the top 5% of YC’s W25 batch by revenue, quadrupling our revenue in just 8 weeks. After YC, we closed a 8x oversubscribed round with top-tier investors and angels.

Mercura automates quoting in the construction industry with AI agents. Our software frees sales teams from manual back-office tasks and lets them process requests in minutes instead of days.

We rank in the top 5% of YC’s W25 batch by revenue. After YC, we closed a 8x oversubscribed round with top-tier investors and angels.

In just 7 months since founding, we are already on track to reach €1M ARR, and we continue to grow massively.

We’re looking for AI Engineering Interns to help us build AI systems end-to-end. This is a fast-paced, hands-on role for candidates with high agency. At Mercura, you will collaborate closely with the best engineers and gain real-world experience in building AI applications in an industrial B2B context.

If you're excited about software engineering and AI, this is your opportunity to learn, experiment, and contribute.

• Work across the full stack to build 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
• High agency and experience with building software and iterating quickly
• Experience with NLP, LLMs, Embeddings, ML, and AI-powered applications
• First Experience with full-stack development (TypeScript, Python, React, Next)
• Strong problem-solving capabilities and willingness to learn new technologies
• You’re excited to strive for excellence and build software in a fast-paced startup environment
• You want to work in-person in Munich with more intensity than in a 9-5 job
• Free team dinner (up to 4x/week)
• UrbanSportsClub membership - join our team workouts 3x/week
• Easy relocation to Munich — our office is located in the Werk1 Startup Incubator, where you can rent a 1-bedroom apartment right next to the office for just €750/month
• Access to any AI or productivity tools you need Software Stack: Typescript, Python, React, Next, Docker, Terraform, Postgres AI Stack: Vector databases, LLMs, Embeddings, observability & evals

Step 1: Intro call

Casual intro meeting with one of the founders to get to know each other and introduce Mercura.

Step 2: Technical interview

💡 At Mercura, we value our applicants' time. That's why we compensate you with €50 if we ask you to complete a take-home challenge.

A take-home technical challenge to showcase your skills, followed by a call to walk us through your approach, insights, and solution for the take-home exercise. The call will also include a brief algorithmic live-coding exercise.

Step 3: Personal fit Interview

Meet the other co-founders and team members to get a feel for our culture and working style.

Step 4: Offer

If we see a great fit, you will get an offer, including a competitive compensation package.