
Global investment banking and financial services
AI-Capable Java Middleware Engineer
必須スキル
Java
Kafka
Machine Learning
We are seeking a highly skilled and experienced C12 Lead Java Middleware Engineer with a strong background in Artificial Intelligence (AI) and Machine Learning (ML) integration. In this critical role, you will be responsible for designing, developing, and maintaining robust, scalable, and high-performance Java-based middleware solutions that seamlessly integrate cutting-edge AI/ML models into our enterprise applications. You will lead technical initiatives, mentor junior engineers, and contribute significantly to our architectural strategy for AI-driven services within a complex financial services environment.
Key Responsibilities
- Architect and Design: Lead the design and architecture of high-volume, low-latency Java middleware systems that facilitate the integration and deployment of AI/ML models.
- Development and Implementation: Develop clean, efficient, and well-documented code for core middleware components, APIs, and services using Java and related technologies.
- Performance Optimization: Identify and resolve performance bottlenecks, ensuring optimal performance and scalability of middleware services interacting with AI components.
- Technical Leadership: Provide technical leadership and guidance to development teams, fostering best practices in software development, AI integration, and middleware architecture.
- Code Quality and Standards: Ensure adherence to coding standards, security policies, and architectural guidelines, performing code reviews and promoting a culture of quality.
- Troubleshooting and Support: Diagnose and resolve complex technical issues across the middleware stack, providing expert support for critical production systems.
- Collaboration: Work closely with data scientists, AI/ML engineers, front-end developers, and other stakeholders to understand requirements and deliver integrated solutions.
- Innovation: Stay abreast of emerging technologies, particularly in Java ecosystem, middleware patterns, and AI/ML operationalization (MLOps), recommending and implementing innovative solutions.
- Documentation: Create and maintain comprehensive technical documentation, including design specifications, API documentation, and operational guides.
Required Qualifications
- Experience: 8+ years of extensive experience in software development with a strong focus on Java-based middleware and enterprise application integration.
- Java Expertise: Expert-level proficiency in Java (JDK 11+) and core Java ecosystem (Spring Boot, Spring Cloud, Hibernate, Maven/Gradle).
- Middleware Technologies: Deep experience with message brokers (e.g., Kafka, RabbitMQ), API gateways, microservices architectures, and distributed systems.
- Spec-Driven Development: Experience with Spec-Driven Development (e.g., OpenAPI/Swagger for API design) to ensure clear contracts and consistent implementation.
- AI/ML Integration: Proven experience in integrating AI/ML models into production systems, including understanding of model deployment, inference, and monitoring challenges.
- Cloud Platforms: Experience with cloud platforms (e.g., AWS, Azure, GCP, Open Shift/Kubernetes) and containerization technologies (Docker).
- Database Skills: Strong understanding of relational and NoSQL databases (e.g., Oracle, PostgreSQL, MongoDB, Cassandra).
- DevOps/MLOps: Familiarity with CI/CD pipelines, MLOps principles, and tools for automating deployment, testing, and monitoring.
- Problem-Solving: Exceptional analytical and problem-solving skills, with the ability to tackle complex technical challenges in a fast-paced environment.
- Communication: Excellent verbal and and written communication skills, with the ability to articulate complex technical concepts to both technical and non-technical audiences.
- Leadership: Demonstrated ability to lead technical initiatives, mentor team members, and drive consensus on technical decisions.
- Education: Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
Preferred Qualifications
- Experience with specific AI/ML frameworks such as Tensor Flow, Py Torch, or Scikit-learn, particularly in the context of integrating models developed using these tools.
- Knowledge of streaming data processing frameworks (e.g., Apache Flink, Spark Streaming) for real-time AI inference.
- Experience in the financial services industry, understanding of regulatory and security requirements.
- Contributions to open-source projects or relevant technical communities.
What We Offer
- A dynamic and challenging work environment at the forefront of financial technology and AI innovation.
- Opportunity to work with cutting-edge technologies and drive strategic initiatives.
- Competitive compensation and benefits package.
- Continuous learning and professional development opportunities.
- A collaborative culture that values innovation, teamwork, and technical excellence.
Join our team and help us build the next generation of intelligent financial applications!
Job Family Group:
Technology
Job Family:
Applications Development
Time Type:
Full time
Most Relevant Skills
Please see the requirements listed above.
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
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.
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Citigroupについて

Citigroup
PublicCitigroup Inc. or Citi is an American multinational investment bank and financial services company based in New York City. The company was formed in 1998 by the merger of Citicorp, the bank holding company for Citibank, and Travelers; Travelers was spun off from the company in 2002.
10,001+
従業員数
New York City
本社所在地
$86B
企業価値
レビュー
10件のレビュー
3.7
10件のレビュー
ワークライフバランス
3.8
報酬
2.5
企業文化
4.0
キャリア
3.2
経営陣
3.5
65%
知人への推奨率
良い点
Good work-life balance
Supportive management and colleagues
Good benefits
改善点
Low or uncompetitive salary/pay
Long hours during peak times
Poor management and lack of direction
給与レンジ
48件のデータ
Mid/L4
Senior/L5
Staff/L6
Mid/L4 · Business Analytics Senior Analyst
3件のレポート
$117,000
年収総額
基本給
$120,800
ストック
-
ボーナス
-
$117,000
$117,000
面接レビュー
レビュー3件
難易度
3.3
/ 5
期間
14-28週間
体験
ポジティブ 0%
普通 33%
ネガティブ 67%
面接プロセス
1
Application Review
2
Recruiter Screen
3
Technical Interview
4
Panel/Group Interview
5
Final Round
6
Offer
よくある質問
Technical Knowledge
Coding/Algorithm
Behavioral/STAR
Past Experience
Culture Fit
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