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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Lead Solutions Architect (AI/ML & Credit Card Technology) - **Company:** Citi - **Location:** Jacksonville, FL, United States - **Experience:** Expert - **Salary:** $113,840.0 - $170,760.0 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Amazon Elastic Compute Cloud, Amazon S3, HTML5, User Authentication, Microsoft Azure, C Sharp (Programming Language), Cascading Style Sheets (CSS), Software as a Service, Cloud Computing, Cloud Engineering, Configuration Management, COBOL (Programming Language), Information Systems, Continuous Delivery, Continuous Integration, Relational Databases, DevOps, Web Development, Django Web Framework, Amazon DynamoDB, Middleware, Fraud Prevention and Detection, Github, Hibernate (Java), IBM WebSphere MQ, Spring Framework, Python (Programming Language), PostgreSQL, Microsoft SQL Server, MongoDB, MySQL, Node.Js, NoSQL, OAuth, OpenShift, Oracle (Applications), Performance Tuning, RabbitMQ, Redis, Prometheus, Message Oriented Middleware, Secure Coding, Software Engineering, SQL Databases, Systems Integration, TypeScript, Management of Software Versions, Web Applications, Web Application Frameworks, Datadog, Data Logging, Google Cloud, ReactJS, Flask (Web Framework), Delivery Pipeline, Grafana, Database Optimization, Spring-boot, Software Troubleshooting, Git, Cloudformation, Fastapi, Vue.js, Event Driven Architecture, Amazon Relational Database Service, Containerization, AngularJS, Gitlab-ci, Semi-structured Data, Git Flow, Kubernetes, Information Technology, Cassandra, Apache Kafka, Cosmos DB, Asynchronous Programming, Functional Programming, Restful APIs, Terraform, Es2015, Splunk, Software Version Control, TIBCO (Software), Enterprise Service Bus, Docker, Service Stack, Elk Stack, Jenkins, Mulesoft, Microservices - **Published:** August 7, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=6688fd0ebba26c50 ## About the Role * 6+ years of hands-on technical experience in software development, with strong proficiency in backend programming and system design. * Hands on Experience of technologies like Java, Tibco, Python, AI/ML, COBOL * Deep expertise in backend programming languages such as Java (Spring Boot, Spring Framework, Hibernate), Python 3.x (FastAPI, Flask, Django), C#, or Node.js, with proven ability to build scalable, production-grade applications. * Strong proficiency in web development technologies including HTML5, CSS3, JavaScript (ES6+), TypeScript, and modern frontend frameworks such as React, Angular, or Vue.js. * Hands-on experience with relational databases such as Oracle, PostgreSQL, MySQL, or SQL Server, including schema design, SQL query optimization, indexing strategies, and transaction management. * Experience with NoSQL databases such as MongoDB, Cassandra, DynamoDB, or Redis for handling unstructured or semi-structured data at scale. * Proven experience with middleware technologies such as Apache Kafka, RabbitMQ, IBM MQ, TIBCO, or MuleSoft for building event-driven architectures and integrating enterprise systems. * Strong understanding of RESTful API design and development, including API versioning, authentication (OAuth 2.0, JWT), and best practices for microservices communication. * Experience with message-oriented middleware (MOM) and enterprise service bus (ESB) patterns for asynchronous communication and system integration. * Familiarity with CI/CD tools and practices such as Jenkins, GitLab CI/CD, GitHub Actions, or Azure DevOps, including building automated pipelines for testing and deployment. * Knowledge of cloud platforms such as AWS (EC2, S3, Lambda, RDS), Microsoft Azure (App Service, Functions, Cosmos DB), or Google Cloud Platform, with experience deploying and managing cloud-based applications. * Experience with containerization technologies such as Docker and orchestration platforms like Kubernetes, OpenShift, or Amazon EKS for deploying microservices. * Understanding of DevOps principles and practices, including infrastructure as code (Terraform, CloudFormation), configuration management, and continuous delivery. * Strong knowledge of version control systems such as Git, including branching strategies, pull request workflows, and collaborative development practices. * Familiarity with monitoring and logging tools such as Splunk, ELK Stack, Prometheus, Grafana, or Datadog to ensure application reliability and performance. * Understanding of security best practices including secure coding standards, encryption, authentication, authorization, and compliance requirements in financial services. * Eagerness to learn credit card domain knowledge, including payment processing, fraud detection, customer management, and regulatory compliance. * Strong analytical and problem-solving skills with the ability to troubleshoot complex technical issues and optimize system performance. * Consistently demonstrates clear and concise written and verbal communication skills with the ability to collaborate effectively with cross-functional teams. * Self-starter with intellectual curiosity, a passion for learning new technologies and business domains, and the ability to work independently. * Ability to thrive in a fast-paced, dynamic environment while managing multiple priorities and delivering high-quality results., Bachelor's/University degree in Computer Science, Engineering, Information Systems, or related technical field, or equivalent experience; Master's degree preferred. ## Description * Provides architectural vision for assigned IT systems, including those that support Internet applications, ensuring that architecture conforms to enterprise blueprints. * Develops architecture, strategy, planning, and problem solving solutions on assigned systems. Interfaces across several channels, acting as a visionary to proactively assist in defining direction for future projects. * Maintains continuous awareness of business, technical, and infrastructure issues and acts as a sounding board or consultant to aid in the development of creative solutions. * Depending on project scope, may be accountable for end-to-end results including such items as: budgeting, policy formulation as well as providing future state technology strategies for an effort. * Interfaces with vendors to assess their technology and to guide their product roadmap based on Citi requirements. * Exhibits in-depth knowledge of how own specialism contributes to the business and has a good understanding of the commercial environment. * Provides thought leadership in subjects that are key to the business. * Requires sophisticated analytical thought to resolve issues in a variety of complex situations. Impacts the technology function through contribution to technical direction and strategic decisions. * Uses developed communication skills to negotiate and often at higher levels. * Performs other job duties and functions as assigned. 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. * Design Solution Architecture For Cloud Native Applications * Selecting Project Technology Stack * Perform Project Architecture Reviews * Cloud Architecture Reviews (CART) * Partner with all internal/external stakeholders to provide solutions to business and engineering team ## Related Videos - [Inside Bitpanda's Tech Stack: Scaling a European Fintech Leader - Markus Dorner](https://www.wearedevelopers.com/videos/1979-inside-bitpanda-s-tech-stack-scaling-a-european-fintech-leader-markus-dorner) - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Branch your database like your code: How schema changes and pull requests go hand in hand](https://www.wearedevelopers.com/videos/350-branch-your-database-like-your-code-how-schema-changes-and-pull-requests-go-hand-in-hand) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [Coffee with Developers - Maria Apazoglou - Making AI understandable for all in production](https://www.wearedevelopers.com/magazine/475-coffee-with-developers-maria-apazoglou-making-ai-understandable-for-all-in-production) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)