Citi is embarking on a multi-year technology initiative in our Wholesale Lending Credit Risk (WLCR) Space - Helios. We are building the platform, which supports various Messaging, API, and Workflow Components for Loans Services across the bank. Solution will be built from the scratch using latest technologies, including Messaging, APIs, Workflow, Relational and No-SQL DB Solutions, Containers and Microservices, and Vendor Loan Processing Platforms, and integration with Peer and Legacy Systems using Enterprise Application Integration Patterns. We work in a Hybrid-Agile Customized SDLC Environment. 

Responsibilities: 

• Write good and well-tested code in Java  
• Daily Coding as an Individual Contributor 
• SOA API middleware implementation (both REST and SOAP) 
• MOM Messaging middleware implementation 
• Workflow Integration 
• Writing High Performance Parallel Processing using Multi-Threading and Multi-Processing 
• Write user/supporter documentation  
• Writing Unit Tests and participating in dev testing throughout the SDLC (SIT, UAT, etc) 
• Development environment support (mostly automation using Jenkins CI, Bash, BitBucket)  
• Evaluate and adopt new dev tools, libraries, and approaches to improve delivery quality 
• Perform peer code review of project codebase changes  

Skills Required: 

• At least 8+ years of experience in industry of software development  
• At least 8+ years of experience as Java software developer 
• Java concurrency (practical experience and good knowledge) 
• Experience in developing distributed systems 
• At least 5+ years of experience writing both REST and SOAP Web Services. 
• Expert Knowledge of: Threading, Collections, Exception Handling, JDBC, Java OOD/OOP Concepts, GoF Design Patterns, MoM and SOA Design Patterns, File I/O, and parsing XML and JSON, delimited files and fixed length files, String matching, parsing, building, working with binary data / byte arrays
• Java concurrency (practical experience and good knowledge) 
• Good Knowledge of Spring including Spring Framework, Spring Boot, Spring Security, Spring Web, Spring Data 
• Good knowledge of SQL (Oracle dialect is preferable) 
• Good knowledge of JAX-RS / REST and JAX-WS SOAP Web Services 
• Good knowledge of JAXB / XML and JSON 
• Experience in developing distributed systems 
• Experience in Microservices development  
• Up-to-date overview of modern software development tools and techniques 

Nice to have experience:  

• Messaging Systems: RabbitMQ, ActiveMQ, Kafka, Tibco. IBM MQ, etc. 
• Tomcat, Jetty, Apache HTTPD 
• Able to work with build/configure/deploy automation tools 
• Linux Ecosystem 
• Kubernetes and Docker 
• Autosys 
• APIm 
• APM Tools: Dynatrace, AppDynamics, etc. 
• Caching Technologies: Hazelcast, MemCached, Redis etc 

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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