Assistant Engineer Jobs in Brampton, ON (NOW HIRING)

Role Overview We are seeking a highly skilled and passionate Senior GenAI Specialist to join our team in Mississauga, Canada. You will play a key role in designing, developing, and implementing cutting-edge Generative AI (GenAI) solutions, including exploring and applying advanced concepts like Agentic AI, within our financial operations. This role offers a challenging opportunity to contribute to impactful projects, leveraging deep technical expertise in GenAI, LLMs, RAG pipelines, vector databases, chatbot development, and related technologies.

You will collaborate with engineers and stakeholders and drive innovation by applying GenAI to solve complex financial problems. Responsibilities Design, develop, and implement GenAI solutions for various financial applications, including personalized recommendations, risk assessment, fraud detection, and automated reporting. Explore and experiment with advanced GenAI concepts like Agentic AI.

Design and implement intelligent AI Agents. Process and analyze large datasets of structured and unstructured financial data. Architect and implement efficient RAG pipelines, leveraging tools like LlamaIndex and LangChain.

Develop and refine advanced prompting strategies for LLMs. Test, evaluate, and analyze the performance of LLM and other GenAI models. Collaborate closely with engineering teams to deploy and maintain GenAI models in production environments, including containerization, CI/CD pipelines, and cloud infrastructure management.

Communicate effectively with business stakeholders. Stay up-to-date with the latest advancements in GenAI research and development, including areas like Agentic AI. Required Skills and Qualifications 5 years+ of experience in AI/ML development, with a proven track record of building and deploying sophisticated GenAI applications.

Deep understanding of GenAI models and architectures, including transformers, LLMs (e.g., Llama, Gemini, GPT-4), GANs, and diffusion models. Familiarity with Agentic AI concepts. Extensive experience with prompt engineering, fine-tuning LLMs, and evaluating their performance

Expert-level Python programming skills and proficiency with relevant libraries (e.g., Transformers, LangChain, TensorFlow, PyTorch, Pandas, NumPy, Scikit-learn, Flask/Django, LlamaIndex). Experience with vector databases (e.g., Pinecone, Weaviate, Chroma, Faiss, PostgreSQL with vector extensions) and implementing RAG pipelines using tools like LlamaIndex and LangChain. Strong software engineering skills, including containerization (Docker, Kubernetes), CI/CD pipelines, and cloud infrastructure management (AWS, Azure, GCP)

Strong analytical, problem-solving, and communication skills. Experience with MLOps principles and tools. Excellent collaboration skills.

Preferred Qualifications Experience with financial data and applications, particularly in areas like fraud detection, risk management, or personalized financial advice. Strong understanding of financial markets and instruments. Familiarity with chatbot development frameworks and best practices, including conversational AI design and natural language understanding (NLU).

Experience leading or contributing to complex data science or AI/ML projects in a fast-paced environment. Publications or presentations at conferences related to AI/ML or GenAI. Experience with data visualization and reporting tools (e.g., Tableau, Power BI, matplotlib, seaborn)

Experience with SQL and NoSQL databases. Master's degree or PhD in Computer Science or Relevant experience, Engineering, Statistics, or a related field. Technology Stack Programming Languages: Python (expert proficiency required), SQL Python Packages: Transformers, LangChain, LlamaIndex, TensorFlow, PyTorch, Pandas, NumPy, Scikit-learn, Flask/Django, and other relevant data science, machine learning, and web development libraries.

Deep Learning Frameworks: TensorFlow, PyTorch LLMs: Llama, Gemini, GPT-4, and other advanced LLMs. Vector Databases: Pinecone, Weaviate, Chroma, Faiss, PostgreSQL with vector extensions (pgvector). Cloud Platforms: AWS, Azure, GCP MLOps Tools: MLflow, Kubeflow, or similar.

Containerization: Docker, Kubernetes CI/CD Tools: GitHub Actions, Jenkins, or similar. Version Control: Git Data Visualization & Reporting: Tableau, Power BI, matplotlib, seaborn. Databases: SQL and NoSQL databases.

------------------------------------------------------ Job Family Group: Technology ------------------------------------------------------ Job Family: Applications Development ------------------------------------------------------ Time Type: Full time ------------------------------------------------------ Primary Location Full Time Salary Range: $94,300.00 - $141,500.00 ------------------------------------------------------ Most Relevant Skills Please see the requirements listed above. ------------------------------------------------------ Other Relevant Skills For complementary skills, please see above and/or contact the recruiter. ------------------------------------------------------ Automated Processing and AI We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening

Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi. Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making.

Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details. ------------------------------------------------------ This job opening is for an existing job vacancy. ------------------------------------------------------ Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

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