AVP Applications Development Sr Programmer Analyst

Citi•Mississauga, ON

2d•Onsite

About The Position

The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities. This role involves conducting tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establishing and implementing new or revised applications systems and programs to meet specific business needs or user areas. The position requires monitoring and controlling all phases of the development process, including analysis, design, construction, testing, and implementation, as well as providing user and operational support on applications to business users. The role utilizes in-depth specialty knowledge of applications development to analyze complex problems/issues, evaluate business processes, system processes, and industry standards, and make evaluative judgments. Additionally, the Senior Programmer Analyst recommends and develops security measures in post-implementation analysis of business usage to ensure successful system design and functionality, consults with users/clients and other technology groups on issues, recommends advanced programming solutions, and installs and assists customer exposure systems. The role ensures essential procedures are followed and helps define operating standards and processes. The Senior Programmer Analyst serves as an advisor or coach to new or lower-level analysts, operates with a limited level of direct supervision, exercises independence of judgment and autonomy, and acts as a Subject Matter Expert (SME) to senior stakeholders and/or other team members. The role requires appropriate assessment of risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

Requirements

5-8 years of relevant experience
Experience in systems analysis and programming of software applications
Experience in managing and implementing successful projects
Working knowledge of consulting/project management techniques/methods
Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Deep expertise in Large Language Models (LLMs) including OpenAI, Gemini, Claude, Llama, and local/open‑source models
Strong hands‑on experience with Python, FastAPI, async programming, SQL and high‑performance AI APIs
Solid frontend experience with modern JavaScript frameworks (React, Angular, or Vue)
Experience designing and delivering scalable, cloud‑native applications
Extensive experience with Gen‑AI frameworks such as LangChain, LangGraph, LlamaIndex, and Hugging Face
Proven experience designing and implementing: Retrieval‑Augmented Generation (RAG) systems
Proven experience designing and implementing: Vector databases (PostgreSQL + pgvector, Pinecone, Weaviate, FAISS, etc.)
Proven experience designing and implementing: Advanced retrieval strategies (hybrid search, re‑ranking, metadata filtering)
Experience with multi‑agent systems, workflow orchestration, and stateful AI applications
Solid grounding in ML/DL concepts, with hands‑on experience using PyTorch and/or TensorFlow, including fine‑tuning and embeddings
Strong understanding of prompt engineering, workflow design, and Gen‑AI optimization (latency, cost, accuracy)
Experience deploying Gen‑AI systems using Docker, production APIs, and monitoring/observability tools
Understanding of AI system evaluation, safety, and governance (hallucination handling, guardrails, feedback loops)
Familiarity with at least one major cloud provider (AWS, GCP, or Azure)

Nice To Haves

Bachelor’s degree/University degree or equivalent experience

Responsibilities

Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
Ensure essential procedures are followed and help define operating standards and processes
Serve as advisor or coach to new or lower level analysts
Operate with a limited level of direct supervision
Exercise independence of judgement and autonomy
Act as SME to senior stakeholders and /or other team members
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency
Tech leadership responsibilities including architecture ownership, design reviews, and mentoring AI engineers