Java Spark Developer

About the role

We are looking for a Senior Java Spark Developer who is passionate about coding, building scalable systems, and driving engineering excellence to support the transformation and modernization of Citi’s data processing platforms. This role is ideal for someone who takes pride in writing clean, efficient, high-quality code, enjoys solving complex distributed data problems, and is motivated to build robust, scalable, and maintainable systems. You will play a key role in translating business requirements into production-grade solutions while continuously improving platform performance, reliability, and development practices.

Responsibilities

• Design and develop scalable, high-performance applications using Java and Apache Spark.
• Translate business requirements into clean, efficient, and reliable technical solutions.
• Write modular, testable, and maintainable code following OOP principles and design patterns.
• Continuously refactor and optimize applications for performance, scalability, and maintainability.
• Troubleshoot and resolve complex data processing and performance issues.
• Perform and participate in code reviews, promoting engineering best practices.
• Collaborate with architects, product owners, DevOps, and Agile teams for high-quality delivery.
• Mentor junior developers and contribute to a culture of craftsmanship and continuous improvement.

Qualifications

• 7+ years of hands-on experience in Java and Apache Spark Big Data development.
• Strong foundation in object-oriented programming, design patterns, and clean coding practices.
• Proven experience building and optimizing large-scale distributed data processing systems.
• Experience with REST APIs, RDBMS, and Kafka or similar messaging systems.
• Exposure to microservices and containerization (Docker/Kubernetes) is preferred.
• Experience in Databricks is preferred.
• Familiarity with or interest in AI-powered solutions and AI agents is a plus.
• Experience working in Agile environments with a strong collaboration and ownership mindset.

Pay

The base compensation range for this role in the posted location is $80,000 – $90,000. The actual compensation offered may vary based on factors such as geographic location, education, qualifications, certifications, relevant experience, skills, seniority, performance, market considerations, and internal pay equity. In addition to base salary, this role may be eligible for variable incentives, bonuses, or commissions, depending on the position and applicable laws.

Benefits

• Paid time off based on employee grade (12–25 days vacation, company-paid holidays, personal days, sick leave).
• Medical, dental, and vision coverage (or provincial healthcare coordination in Canada).
• Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada).
• Life and disability insurance.
• Employee assistance programs.
• Other benefits as provided by local policy and eligibility.