Senior Machine Learning Engineer (AI)

TL;DR

Senior Machine Learning Engineer (AI): Designing, developing, and deploying AI and ML solutions from the ground up with an accent on model training, fine-tuning, and infrastructure setup. Focus on building production-ready pipelines and integrating AI capabilities into customer-facing applications in a fast-paced environment.

Location: On-site in Belgrade, Serbia. Candidates must be in or willing to relocate to Belgrade; relocation support provided.

Company

Global tech product company specializing in fintech, iGaming, and marketing solutions.

What you will do

• Develop, train, and fine-tune machine learning and deep learning models for gaming and CRM use cases.
• Design, build, and maintain scalable data pipelines.
• Implement MLOps practices and CI/CD pipelines for machine learning models.
• Collaborate with product and engineering teams to integrate AI capabilities into end-user applications.
• Communicate technical results to stakeholders.

Requirements

• Minimum 3+ years of experience in Machine Learning, Data Engineering, or Applied AI roles.
• Strong proficiency in Python and ML frameworks like PyTorch or TensorFlow.
• Solid experience with data engineering tools (SQL, Spark, Airflow or equivalent).
• Hands-on experience with cloud platforms (AWS, GCP, or Azure).
• Proven expertise in deploying ML models into production.
• Excellent communication skills in English.

Nice to have

• Experience with MLOps tools (Docker, Kubernetes, MLflow, Weights & Biases).
• Familiarity with transformers and LLMs (Hugging Face ecosystem).
• Experience working in the iGaming industry.

Culture & Benefits

• Modern office environment in New Belgrade.
• 24 days of annual vacation plus 6 sick days.
• Premium health insurance coverage (up to 5,000 EUR annually).
• Learning and development budget for courses and certifications.
• Relocation package for international candidates.
• Language classes (Serbian and English) covered by the company.