Senior Full-Stack Engineer for Test Data Automation

Citi; Jacksonville (FL); On-site; USD 113,840 - 170,760; Full time

Benefits offered by this job

Medical, dental & vision coverage

401(k)

Paid time off

Job summary

Citi is seeking a Senior Application Developer in Jacksonville to design, build, and support modern web apps across the stack, delivering self‑service test data capabilities. You will craft scalable microservices and RESTful APIs, while modernizing tooling and automating provisioning of test data accounts.

Ideal candidates have strong React front‑end skills with TypeScript and HTML5, solid Java/Spring Boot backend experience, and a collaborative agile mindset, aiming for engineering excellence

Qualifications

• 5+ years of experience in full‑stack web application development.
• Strong backend development experience with Java and Spring Boot (REST APIs, security concepts, performance, and scalability).
• Strong front‑end development experience with React, including TypeScript, HTML5, and CSS.
• Solid understanding of API design and microservices architecture (service boundaries, resilience, observability basics).
• Hands‑on experience with SQL Server and relational data modeling.
• Proficiency with GitHub workflows and practical experience with CI/CD pipelines.
• Excellent communication skills, a strong sense of ownership, and the ability to work collaboratively in an agile team.

Responsibilities

• Full‑Stack Development: Design, build, and support modern, user‑friendly web applications across the stack (UI, APIs, and backend services) to provide self‑service test data capabilities.
• Backend & API Services: Develop scalable, secure microservices using Java and Spring Boot. Design, build, and document RESTful APIs, ensuring adherence to service contracts and versioning strategies.
• Automation & Modernization: Design and implement automated processes for provisioning and managing test data accounts. Actively contribute to the consolidation and modernization of our internal toolset to improve efficiency and user experience.
• Collaboration & Custom Solutions: Work closely with development teams to understand their needs and provide customized test data solutions where required.
• Engineering Excellence: Utilize GitHub and contribute to automated CI/CD pipelines for building, testing, and deploying applications. Promote engineering best practices by writing robust unit and integration tests and participating in code reviews.
• Support & Operations: Perform standard test data management functions to ensure the reliability and availability of test data for all scrum teams.

Skills

Full-stack development

Java & Spring Boot

React w/ TypeScript

API design & microservices

SQL Server

GitHub CI/CD

Agile teamwork

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes/OpenShift

Job description

Citi is seeking a Senior Application Developer in Jacksonville to design, build, and support modern web apps across the stack, delivering self‑service test data capabilities. You will craft scalable microservices and RESTful APIs, while modernizing tooling and automating provisioning of test data accounts.

Ideal candidates have strong React front‑end skills with TypeScript and HTML5, solid Java/Spring Boot backend experience, and a collaborative agile mindset, aiming for engineering excellence