Senior AI Software Engineer Jobs in New Jersey

INTRODUCTION

The Applications Development Technology Lead Analyst is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead AI application development.

Responsibilities:

- Lead AI agent development, architecture, and deployment using GenAI platforms, microservices, advanced NLP/NLU, and intelligent bot interactions, leveraging script tools.
- Architect and build autonomous AI systems for problem-solving and decision-making, ensuring seamless and secure integration with enterprise systems via robust APIs.
- Implement secure, scalable data storage for conversational AI using diverse databases (MongoDB, SQL, NoSQL), adhering to data governance policies.
- Develop highly resilient systems with advanced error handling, fault tolerance, and intelligent routing.
- Drive GenAI thought leadership, integrating emerging platforms (Gemini, Claude, GPT) and research, while staying current with the latest technologies and trends.
- Deliver end-to-end Agentic AI solutions, focusing on Python backend services (FastAPI, asyncio), secure REST APIs, and robust data pipelines, applying fundamental programming principles.
- Optimize AI agent performance, latency, and cost through profiling, caching strategies, and distributed system optimization.
- Establish CI/CD practices for automated testing, agent evaluation, cloud-native deployment, and ensure code quality through reviews and peer programming.
- Collaborate extensively with cross-functional teams and stakeholders to gather requirements, brainstorm solutions, deliver high-quality software, and consult on technical issues.
- Analyze applications for vulnerabilities, conduct thorough testing, debugging, and effectively troubleshoot software issues.
- Mentor and coach engineering teams, act as a Subject Matter Expert (SME), and contribute to continuous learning initiatives.
- Assess and manage risks in business decisions, safeguarding the firm's reputation, ensuring compliance with regulations, and transparently escalating control issues.

BASIC QUALIFICATIONS:

- Extensive hands-on experience with GenAI concepts, Large Language Models (LLMs), transformer architectures, RAG, and agentic frameworks (e.g., LangChain, LangGraph, Google ADK).
- Expert Python proficiency for AI/ML development, data engineering, and backend services; deep understanding of software design patterns, data structures, and algorithms.
- Hands-on experience with AI Development Tools such as Claude Code, Devin AI, Cursor, Copilot etc.
- Proficient with containers and orchestration technologies, specifically OpenShift, and proven ability to architect and deploy high-performance, large-scale AI/ML systems to production.
- Extensive experience architecting and developing virtual assistants, chatbots, and conversational AI platforms.
- Experience in front-end development with React/AngularJS and experience with technologies like Java, Spring Boot, SQL Queries is a plus.

Experience:

- 10+ years of software development experience, with strong experience delivering Python and GenAI products.
- Proven expertise in LLMs, fine-tuning methods, building RAG systems (hybrid search, multi-vector retrieval), and practical knowledge of model optimization (compression, quantization) with tools like DeepSpeed, vLLM, GPTQ.
- Extensive experience with containerization (Docker), orchestration (Kubernetes), CI/CD pipelines for APIs and ML models, and MLOps practices in agile development environments.
- Experience with distributed systems, event-driven architectures, container-based microservices, distributed logs, and NoSQL databases.
- Competence with NodeJs, React, Angular.
- Expert understanding of advanced NLP/NLU, Machine Learning, and Generative AI techniques, coupled with demonstrated experience in complex API integrations and enterprise system connectivity.
- Exceptional problem-solving, analytical, and communication skills, with the ability to lead, mentor cross-functional teams, and contribute to open-source GenAI/NLP projects.

Education:

- Bachelor’s degree/University degree or equivalent experience
- Master’s degree preferred

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Job Family Group: Technology

Job Family: Applications Development

Time Type: Full time

Primary Location: Jersey City New Jersey United States

Primary Location Full Time Salary Range: $142,320.00 - $213,480.00

In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

Anticipated Posting Close Date: Jun 25, 2026

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. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.