Full Stack Developer

Intercontinental Exchange · Jacksonville

Job Purpose

We are seeking a Software Developer to join our innovative development team. In this role, you will contribute to the design and development of our applications while taking ownership of specific components and features.

Responsibilities

Design, develop, and maintain web applications using Java and Spring Boot for backend services and React for frontend development
Implement new features and enhancements to existing functionality with moderate guidance
Write clean, efficient, and maintainable code following best practices and team standards
Create and maintain RESTful APIs and integrate them with React-based frontends
Collaborate with cross-functional teams to understand requirements and deliver solutions
Troubleshoot, debug, and resolve technical issues in both backend and frontend systems
Participate in code reviews, providing and receiving constructive feedback
Write and maintain unit tests to ensure code quality and functionality
Contribute to database design and development using SQL and PostgreSQL
Stay current with relevant technologies and frameworks
Provide occasional guidance to junior developers

Knowledge and Experience

Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
3+ years of professional software development experience
Java Programming: Deep knowledge of Java language, its ecosystem, and best practices
Experience with SQL, PostgreSQL and relational database concepts
Frontend Technologies: Proficiency in HTML, CSS, JavaScript, React, and TypeScript
Backend Development: Expertise in developing and maintaining backend services using Java, Spring, and related technologies
Strong understanding of RESTful services, microservices architecture, and database management
Familiarity with version control systems like Git, Azure DevOps, and CI/CD pipelines
AI & ML Fundamentals: Understanding of natural language processing (NLP), machine learning concepts, and how LLMs work
Prompt Frameworks & Techniques: Proficiency in methods such as zero-shot, few-shot, chain-of-thought, and knowledge-generation prompting
LLM API Experience: Hands-on work with major AI platforms (e.g., OpenAI, Anthropic, Google Gemini) to test and refine prompts
Prompt Optimization: Ability to craft precise, structured instructions that reduce hallucinations and improve accuracy
Data Preparation: Preparing and curating datasets for training or fine-tuning models
Performance Analysis: Measuring and improving AI output quality through A/B testing and iterative refinement

Preferred Experience

Knowledge of cloud platforms (OCP, Apigee, AWS, GCP, or Azure)
Experience with CI/CD pipelines (e.g., Azure DevOps, GitHub Actions)
Knowledge of containerization concepts (Docker)
Familiarity with microservices architecture
Experience with automated testing frameworks
Understanding of responsive design and accessibility standards
Knowledge of performance optimization techniques

Intercontinental Exchange, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to legally protected characteristics.

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