Data Engineer- Sr. Consultant level- Data Serving - job 8 of 20

As a Data Engineer - Sr. Consultant at Visa, your primary responsibilities include managing projects, providing guidance to team members, and defining high-quality code for features and bug fixes. You'll be enhancing and supporting production systems, and acting as a subject matter expert in the data domain. Collaboration is key; you'll work closely with agile teams and user communities to implement effective solutions while identifying opportunities for further enhancements.

To qualify for the Data Engineer - Sr. Consultant role at Visa, you should have a robust technical background in real-time data processing, along with excellent written and verbal communication skills. Proven production experience building modern real-time applications is crucial. You should have a passion for clean, maintainable code and demonstrate an ability to learn new technologies quickly.

The Data Engineer - Sr. Consultant position at Visa is a hybrid role, allowing for flexibility between remote work and office attendance. Employees are generally expected to be in the office three days a week, depending on business needs, enabling you to collaborate effectively with your team while still enjoying the benefits of remote work.

Visa prioritizes data security through established software development guidelines and strict adherence to security standards within the Data Engineer - Sr. Consultant role. You'll be involved in implementing effective solutions that not only enhance user experience but also safeguard the integrity and confidentiality of data assets.

As a Data Engineer - Sr. Consultant at Visa, you'll have numerous growth opportunities. You will not only enhance your technical skills by working with cutting-edge technologies but also have the chance to mentor junior engineers and identify innovative solutions that push the boundaries of technology in the payment industry.

In your response, highlight specific projects where you've implemented real-time data processing solutions. Discuss the technologies you used, the challenges you faced, and how you overcame them. Showcase your ability to think critically about performance and efficiency.

Employ the STAR method (Situation, Task, Action, Result) to explain a specific project. Discuss your role, the challenges encountered, and how your guidance led to a successful outcome, demonstrating leadership and problem-solving skills.

Discuss your practices for maintaining high-quality code, such as code reviews, unit testing, and embracing best practices in software development. Explain how you apply these principles to ensure that the applications you build at Visa are both functional and maintainable.

Provide examples of how you've simplified complex technical concepts for non-technical audiences in past roles. Highlight the importance of clarity and understanding customer needs to facilitate effective communication.

Discuss your approach to task prioritization, such as utilizing agile methodologies to adapt to changes in business priorities. Explain how you assess the impact and urgency of tasks to ensure timely project delivery.

Detail your commitment to continuous learning, such as attending industry conferences, online courses, and networking. Explain how you apply new knowledge to enhance your work and contribute to innovation at Visa.

Emphasize how data security is foundational to building trust with users and clients. Discuss specific security practices and standards you follow to ensure data integrity and prevent breaches.

Identify the specific tools and technologies you're proficient with, such as Apache Kafka, Spark, or SQL databases. Relate your experience with these tools to your potential contributions to the Visa team.

Share your philosophy on mentorship. Discuss specific approaches, such as providing constructive feedback, facilitating knowledge-sharing sessions, and encouraging personal development to help junior engineers grow.

In this answer, use the STAR method to illustrate a situation where you identified a need for process improvement, the steps you took to implement change, and the positive outcome that resulted, showcasing your initiative and leadership.