Full Stack Web Developer, Fuel Performance & Decarbonization at Carnival Cruise Line – Miami | Jobyssey

Full Stack Developer for the Fuel Performance & Decarbonization team, responsible for building and maintaining web applications that translate fuel, energy, and emissions analytics into scalable, user-friendly tools. This role focuses on developing React-based frontends, integrating with Azure data sources and APIs, and ensuring alignment with enterprise data standards through close collaboration with analytics and engineering teams.

Essential Functions:

Design, develop, and maintain scalable web applications to support fuel performance, energy efficiency, emissions, and decarbonization initiatives. Translate Power BI dashboards and stakeholder requirements into modern, intuitive, and actionable web-based solutions aligned with operational and regulatory needs.
Build and enhance responsive, high-performance user interfaces using modern frameworks (e.g., React, JavaScript, HTML, CSS). Focus on usability, interactivity, and effective visualization of complex operational and fleet performance data.
Develop and maintain backend services and APIs to power web applications. Integrate with Azure SQL databases and other enterprise data sources, ensuring efficient data access, consistent business logic, and reliable metric delivery across applications.
Work closely with data analysts, data engineers, and BI developers to align web applications with data models and enterprise data standards. Support data validation, troubleshooting, and consistency across dashboards, applications, and pipelines.
Define and maintain application architecture, including frontend-backend interactions, data flows, and deployment patterns. Create clear technical documentation covering data sources, logic, assumptions, and usage to ensure maintainability and knowledge transfer.

Knowledge, Skills & Abilities:

Scope: Supports fuel performance and decarbonization reporting across Marine Operations by developing and maintaining dashboards, data models, and reporting workflows. Works with shoreside and shipboard stakeholders and multiple enterprise data sources to deliver standardized, decision-ready analytics.
Problem solving: Resolves moderately complex data and reporting issues involving data quality, refresh failures, model design, calculation logic, and source-system inconsistencies. Uses judgment to translate business requirements into scalable reporting solutions and identify root causes of reporting gaps or anomalies.
Impact: Directly impacts visibility into fuel performance, energy efficiency, emissions, and decarbonization metrics used for operational and strategic decision-making. Accuracy, reliability, and timeliness of reporting influence performance monitoring, sustainability initiatives, and confidence in business insights.
Leadership: No direct people management responsibility but provides subject matter expertise and cross-functional coordination across technical and business stakeholders. Influences reporting standards, supports adoption of analytics solutions, and maintains documentation to enable continuity and knowledge transfer.

Qualifications:

Bachelor’s degree in Computer Science, Analytics, or a related field
Experience building or consuming REST APIs (frontend and/or backend services)
Familiarity with Azure services (e.g., Azure SQL Database, Azure Data Factory, Synapse)
Strong understanding of UI/UX best practices for data-intensive applications
Experience with version control systems (Git, Azure DevOps)
2+ years of hands-on experience in full stack development
2+ years of experience with React and modern JavaScript frameworks
Strong experience with Python and SQL for backend development and data processing
Experience designing and integrating APIs and backend services with frontend applications
Experience querying SQL Server / Azure SQL and working with structured data models
Experience building applications that integrate with data pipelines or ETL processes
Strong focus on building clean, responsive, and user-friendly interfaces for data visualization
Power BI experience a plus (or similar software)

Travel: No or very little travel likely

Work Conditions: Work primarily in a climate-controlled environment with minimal safety/health hazard potential.

Physical Demands: Must be able to remain in a stationary position at a desk and/or computer for extended periods of time.

This position is classified as “in-office.” As an in-office role, it requires employees to work from a designated Carnival office in South Florida Monday through Thursday each week. Employees may work from their homes on Fridays. Candidates must be located in (or willing to relocate to) the Miami/Ft. Lauderdale area.

Offers to selected candidates will be made on a fair and equitable basis, taking into account specific job-related skills and experience.

At Carnival, your total rewards package is much more than your base salary. All non-sales roles participate in an annual cash bonus program, while sales roles have an incentive plan. Director and above roles may also be eligible to participate in Carnival’s discretionary equity incentive plan. Plus, Carnival provides comprehensive and innovative benefits to meet your needs, including:

Health Benefits:
- Cost-effective medical, dental and vision plans
- Employee Assistance Program and other mental health resources
- Additional programs include company paid term life insurance and disability coverage
Financial Benefits:
- 401(k) plan that includes a company match
- Employee Stock Purchase plan
Paid Time Off
- Holidays – All full-time and part-time with benefits employees receive days off for 8 company-wide holidays, plus 2 additional floating holidays to be taken at the employee’s discretion.
- Vacation Time – All full-time employees at the manager and below level start with 14 days/year; director and above level start with 19 days/year. Part-time with benefits employees receive time off based on the number of hours they work, with a minimum of 84 hours/year. All employees gain additional vacation time with further tenure.
- Sick Time – All full-time employees receive 80 hours of sick time each year. Part-time with benefits employees receive time off based on the number of hours they work, with a minimum of 60 hours each year.
Other Benefits
- Complementary stand-by cruises, employee discounts on confirmed cruises, plus special rates for family and friends
- Personal and professional learning and development resources including tuition reimbursement
- On-site Fitness center at our Miami campus

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About Us

At Carnival Cruise Line, our mission is to consistently deliver safe, fun, and memorable vacations at a great value. As the world’s most popular cruise line, we offer a variety of unique experiences across our fleet, ensuring that every voyage is filled with excitement and discovery. From world-class entertainment and dining to exploring stunning destinations, we create lasting memories for our guests while maintaining a dedication to the places we visit and the lives we touch.

Join us and embark on a career that offers not only the chance to grow professionally but also the opportunity to be part of a global community that makes a difference.

In addition to other duties/functions, this position requires full commitment and support for promoting ethical and compliant culture. More specifically, this position requires integrity, honesty, and respectful treatment of others, as well as a willingness to speak up when they see misconduct or have concerns.

Carnival Corporation & plc and Carnival Cruise Line is an equal employment opportunity/affirmative action employer. In this regard, it does not discriminate against any qualified individual on the basis of sex, race, color, national origin, religion, sexual orientation, age, marital status, mental, physical or sensory disability, or any other classification protected by applicable local, state, federal, and/or international law.

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