Java Backend Developer

Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas

Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users

Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement

Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality

Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems

Ensure essential procedures are followed and help define operating standards and processes

Serve as advisor or coach to new or lower level analysts

Has the ability to operate with a limited level of direct supervision.

Can exercise independence of judgement and autonomy.

Acts as SME to senior stakeholders and /or other team members.

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.

4+ years of relevant experience

Experience in systems analysis and programming of software applications

Experience in managing and implementing successful projects

Working knowledge of consulting/project management techniques/methods

Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Must have expert level (hands-on) knowledge and understanding in JAVA/J2EE spring boot, spring framework stack

Must have Deep understanding of Microservice and Microservices best practices, patterns
- Spring boot microservices is highly preferred

Ideal candidate will have a strong development experience in one or, more of following technologies, with familiarity with JIRA, Confluent, Agile and Continuous Delivery is essential.

Primary Skills with strong working experience:

Core Java:
Strong understanding of Java fundamentals, OOPs concepts, data structures, algorithms, collections, multithreading, and error handling.

Spring Framework (and Spring Boot):
This is almost non-negotiable for enterprise Java development. Expertise in Spring Boot for rapid application development, Spring MVC for web applications, Spring Data JPA for persistence, and Spring Security for authentication/authorization.

Microservices Architecture:
Understanding how to design, develop, and deploy independent, loosely coupled services, which is a common pattern for applications running on ECS.

RESTful APIs:
Designing, developing, and consuming RESTful web services using Java and Spring Boot.

Build Tools:
Maven or Gradle for project management and build automation.​

No

SQL Databases:
Strong understanding with No

SQL databases (, Mongo

DB, Cassandra, Redis) if the application leverages them.

SQL Databases (Bonus):
Familiarity of relational databases (, MSSQL, Oracle) and SQL query language.

Git:
Essential for collaborative development, branching, merging, and pull requests.

Git Hub/Git Lab/Bitbucket:
Experience with hosting platforms.

ECS Concepts:
Understanding ECS clusters, task definitions, services, and tasks.

Load Balancing (ELB/ALB):
Configuring Application Load Balancers (ALB) to distribute traffic to ECS services.

IAM (Identity and Access Management):
Managing permissions for ECS tasks and services.

Cloud Watch:
Monitoring logs and metrics for ECS containers and services.

CI/CD Pipelines:
Experience setting up and managing automated build, test, and deployment pipelines for Java applications on ECS (, using AWS Code Pipeline, Jenkins, Git Lab CI/CD, Git Hub Actions).

Infrastructure as Code (IaC):
Familiarity with tools like AWS Cloud Formation or Terraform for defining and provisioning AWS resources (VPCs, ECS clusters, task definitions, etc.).

Observability:
Implementing logging, monitoring, and tracing for…