Senior Software Engineer - Connectivity US - job 4 of 6

As a Senior Software Engineer - Connectivity at Visa, you'll be responsible for developing high-quality integrations with financial institutions. This includes building software agents that connect to over 3,400 banks' APIs, enabling consumers to aggregate their financial data. You’ll focus on continual service improvements, ensure real-time transaction processing, and support seamless authentication flows, all while collaborating with a talented team.

To qualify as a Senior Software Engineer - Connectivity at Visa, you should have extensive experience with Java technologies, familiarity with DevOps methodologies, and an understanding of agile practices. We also look for candidates who have a strong grasp of product-centric environments, operational excellence, and experience mentoring junior engineers, all of which contribute to the effectiveness of the team.

In your role as a Senior Software Engineer - Connectivity at Visa, you’ll work with cutting-edge technologies such as Java, AWS, Kubernetes, Docker, SQL, and Datadog. Your focus will be on creating software solutions that integrate seamlessly with thousands of financial institutions, ensuring a robust connection to manage and process real-time transactions.

The Senior Software Engineer - Connectivity position at Visa is classified as a hybrid role. This means that while you’ll have the opportunity to work from home, there will also be expectations of in-office days as determined by your Hiring Manager. This flexible arrangement aims to balance collaboration and individual work preferences.

At Visa, the company culture emphasizes innovation, collaboration, and growth. As a Senior Software Engineer - Connectivity, you will be encouraged to invest time in your own development as well as that of your team. You’ll find a supportive environment that values diverse perspectives, mentorship opportunities, and an emphasis on making impactful contributions to the payments industry.

When answering this question, highlight specific Java projects you've worked on, focusing on your role in those projects and the outcomes produced. Mention libraries or frameworks you’re familiar with, and how you handle performance optimizations in Java applications, which are essential for high-load systems.

In a fast-paced environment, quality assurance can be maintained by implementing rigorous testing methodologies such as unit tests and integration tests. Explain how you balance speed and quality, and any tools you may use for continuous integration and deployment to streamline reliable testing.

Discuss your approach to working with undocumented APIs, such as thorough research, using reverse engineering methods, and considering community resources. Highlight your adaptability and how you've successfully navigated similar challenges in the past.

Share a specific example where you guided a junior engineer through a project or skill development. Focus on the techniques and resources you provided, how you supported them in their growth, and the positive outcomes that resulted from your mentorship, like completing a project successfully.

Explain your strategy for managing on-call duties effectively, such as proactive monitoring, clear documentation, and creating playbooks for common issues. Give examples of how you've minimized downtime and maintained high availability in past roles.

Select a complex issue relevant to the role that showcases your problem-solving skills. Detail the steps you took to analyze the situation, the solutions you considered, and the final resolution, emphasizing the learning experience gained through that challenge.

Highlight your exposure to AWS, including specific services you've used (like EC2, S3, Lambda) and how they were applied in real projects. Discuss your understanding of cloud architecture principles and any benefits you’ve observed in performance and scalability.

Discuss your organizational skills and your approach to prioritization. Include any frameworks you've used (like Agile principles) and how communication plays a crucial role in aligning team priorities to ensure project milestones are met efficiently.

Mention specific monitoring tools you’ve implemented, such as Datadog, promoting operational insight. Discuss best practices for setting up alerts that help your team respond quickly to issues, ensuring system reliability, which is crucial in high-load environments.

Address Agile processes you've been a part of, such as Scrum or Kanban. Explain your involvement in sprints, daily stand-ups, and retrospectives, emphasizing how these practices foster collaboration, improve workflow, and encourage team responsibility.