Senior Machine Learning Engineer

Manychat, a leading Chat Marketing platform, is seeking a Senior Machine Learning Engineer to join their ML and AI squad in Barcelona, Spain. The role involves designing, developing, and deploying production-level machine learning models and AI applications, ensuring scalability and accuracy. The ideal candidate will collaborate with ML scientists and Data engineers to translate models into reliable solutions, driving a strong MLOps culture.

Requirements

• 6+ years of proven experience as a Machine Learning Engineer, or equivalent.
• Highly proficient in Python, and good knowledge of SQL. An additional strongly typed language is a plus.
• Demonstrated experience in the principles of ML.
• Experience building, testing, deploying, monitoring, and maintaining ML in production.
• Cloud and data infrastructure experience (e.g., AWS, Snowflake, Sagemaker, Redis)
• Experience in integrating new Machine Learning tooling, core frameworks (e.g. PyTorch/TensorFlow), orchestration (e.g. Airflow), and containerisation (e.g. Docker/K8s).
• Experience in building MLOps tooling and processes.
• Track record of project leadership, cross-team collaboration, and coordination with Product Managers and Engineering teams.
• Bonus points for knowledge and experience in building, testing, deploying, monitoring, and maintaining LLM models (Prompt engineering, RAG, Fine tuning, LLM ops tooling).

Benefits

• Hybrid onboarding
• Relocation support
• Comprehensive health insurance
• Professional development budget
• Flexible benefits package
• Hybrid work and generous leave options
• In-office perks, including free meals and snacks
• Company-funded sport activities
• Annual offsites and team-building events