Expoint – all jobs in one place
Finding the best job has never been easier
Limitless High-tech career opportunities - Expoint

PayPal Sr Machine Learning Engineer 
Ireland, Dublin 
428378718

Yesterday

What You’ll Do

  • Design and develop internal-facing AI tools that help analysts explore data, generate SQL, detect anomalies, and summarize trends.
  • Develop and maintain backend services and APIs to support AI and data workflows
  • Query and profile data across multiple sources (BigQuery, logs, etc.) and ensure reliable, fast access for tools.
  • Collaborate closely with analysts and stakeholders to deeply understand their workflows and build what matters most.
  • Integrate LLMs (e.g., OpenAI, open-source models) for natural language interfaces, auto-insights, or content summarization.
  • Build intuitive UIs or work with frontend engineers to create React-based apps.
  • Ensure security and compliance with internal access controls, logging, and audit standards.
  • Prototype, test, and iterate quickly based on feedback and evolving needs.

Must-Have Skills

  • Bachelor’s or Master’s in Computer Science, Statistics, Engineering, or related field; 3+ years of experience in machine learning
  • Strong programming skills in Python , with experience using data and ML libraries (pandas, scikit-learn, etc.).
  • Proficiency in SQL and data querying from cloud data warehouses. Ensure data quality and integrity in all processes.
  • Experience with building backend APIs (FastAPI, Flask) and deploying services.
  • Familiarity with LLMs and NLP concepts , and basic prompt engineering.
  • Ability to build usable UIs with Streamlit, Dash, or collaborate with frontend teams.
  • Strong product sense and empathy for analysts’ workflows and challenges, collaborate with stakeholders to understand requirements.

Nice-to-Have Skills

  • Experience in risk or fraud domains big plus
  • Experience with LLM applications like Retrieval-Augmented Generation (RAG) or semantic SQL generation.
  • Cloud experience (GCP) and containerization (Docker).
  • Background in MLOps, data quality monitoring, or internal tooling platforms.
  • Experience with tools like Looker, Tableau from a data backend perspective.

Our Benefits:

Any general requests for consideration of your skills, please