Data Engineer (Agentic AI, LLM Training), G&A Solutions Engineering (GSE)
Role summary
Apple's G&A Solutions Engineering organization is seeking a Data Engineer to join the iRecon Payments team, focusing on Agentic AI and LLM training. This role involves designing and building scalable data pipelines, performing advanced feature engineering, and curating datasets to optimize model performance for custom LLMs. You will integrate with systems like Knowledge Graphs and Vector Databases for context engineering and retrieval (RAG). The position requires working with large-scale financial transaction data to ensure accuracy in reconciliation, payments, and disbursements, and partnering with cross-functional teams to translate business needs into technical AI solutions. The goal is to build GenAI-powered solutions that enhance user productivity and operational efficiency within financial ecosystems.
Imagine what you could do here. At Apple, great ideas have a way of becoming great products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. The G&A Solutions Engineering organization at Apple primarily focuses on creative ways to engineer business solutions to meet growing needs of Apple's Finance, iTunes, Sales, Retail, and Services organizations. At core, our portfolio comprises of engineered custom solutions to process high volume transactions from Apple Pay, iTunes, Ads, App Store, iPhone Activations to Sales from Retail, Online, and Resellers. These solutions are based on cutting edge enterprise technologies ranging from Distributed Systems, Microservices, Java, Spring/Boot, Oracle, MongoDB, AWS services to AI/ML, Generative AI, and Blockchain. Accurately processing such high volume transactions is our core strength.
Description
The iRecon Payments team is seeking a highly motivated Data Engineer with a strong background in Data Science to drive our Agentic AI initiatives. In this role, you will build robust data pipelines, extract features, and curate high-quality datasets to train custom LLMs. You will navigate complex financial ecosystems to modernize data flows, ensuring accurate reconciliation, invoicing, and payments. You will play a critical role in building GenAI-powered solutions that improve user productivity and operational efficiency.
","responsibilities":"Design and build scalable data pipelines to enable Agentic AI solutions and custom LLM training
Perform advanced feature engineering and dataset curation to optimize model performance
Build upstream/downstream integrations with MCP (Model Context Protocol), Knowledge Graphs, and Vector Databases to support context engineering and retrieval (RAG)
Work with large-scale financial transaction data to ensure precision in reconciliation, disbursements, and receipts
Partner with cross-functional teams to translate business requirements into technical AI solutions
Preferred Qualifications
3+ years of experience building production-grade AI/ML solutions in the FinTech domain
Strong written and verbal communication skills with the ability to articulate complex technical concepts
Demonstrated ability to modernize legacy data systems and adapt to new AI architectures
Experience with "Human-in-the-loop" data workflows for financial operations
Demonstrated ability to quickly learn and adapt to new technologies and tools
Minimum Qualifications
2+ years of experience building machine learning solutions using supervised/unsupervised learning, classification, recommendation systems, and clustering algorithms
In-depth knowledge of transformer architecture, LLMs, and Agentic AI concepts
Hands-on experience fine-tuning Large Language Models (LLMs) using PEFT/LoRA for domain-specific tasks
Proven experience building and extending RAG, MCP (Model Context Protocol), or multi-agent frameworks (e.g., LangChain, LlamaIndex, AutoGen)
Bachelor's degree in Computer Science, AI, Machine Learning, or relevant work experience
Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant .