AI-Driven Backend Senior Engineer

If you thrive on turning data into impactful solutions, enjoy tackling complex challenges, and are passionate about AI, we’d love to connect with you!

Luzmo is seeking a highly skilled and hands-on AI Engineer with a strong theoretical background and practical experience in applying AI technologies. The ideal candidate holds a Master’s or PhD in AI and has spent time the past 2 years working with Large Language Model (LLM) APIs. You will be responsible for designing, developing, and integrating AI-driven solutions into real-world applications, working closely with software engineers, and product teams.

Who We Are

Luzmo is an embedded analytics platform that enables software vendors to integrate interactive dashboards and insights directly into their applications. Founded in Belgium in 2015, Luzmo operates in over 33 countries, with core markets in North America and Europe. Rebranded in 2023 and backed by fresh funding, the company is set for significant growth.

Key Responsibilities:

• Integrate AI/LLM models into product workflows (OpenAI, Hugging Face, etc.)

• Optimize AI model performance (latency, cost, throughput)

• Design, build, and maintain backend APIs and services using Node.js

• Build internal tools and APIs for experimentation and prototyping

• Ensure system reliability, scalability, and observability

• Stay up to date with the latest advancements in AI/ML (LLMs, vector databases, LangChain, etc.)

• Contribute to architectural decisions around AI infrastructure and backend systems

• Collaborate with cross-functional teams to understand business needs and deliver AI-driven insights.

• Master’s or PhD in Artificial Intelligence, Computer Science, Machine Learning, or a related field.

• Strong understanding of AI concepts, particularly LLMs and their usage in production

• Familiarity with AI/ML frameworks or APIs

• Understanding of performance tuning and cost optimization for AI models

• 3+ years of experience in backend development, preferably with Node.js

• Experience with testing of AI based features

• Experience with cloud platforms (AWS, Google Cloud, or Azure) and containerization (Docker, Kubernetes).

• Working knowledge of SQL and databases (relational and column stores).

• Familiarity with AI ethics, bias mitigation, and explainability in AI models.

• Strong problem-solving skills and the ability to work in a fast-paced environment.

• Excellent communication and teamwork skills.

• Solid English communication skills (written & spoken)

Preferred Qualifications:

• Experience in fine-tuning and optimizing LLMs for specific tasks.

• Understanding of MLOps and CI/CD pipelines for AI model deployment.

• Contributions to AI research or open-source projects.

• Knowledge of RUST

What this job offers:

• An exciting scale-up environment with growth opportunities

• Shaping the analytics experience of the future

• Coaching by a great engineering team

• Competitive base salary

• Flexible holiday policy

• Remote working possibilities

• International get-togethers 

• The equipment/software/tech that you need to do your job