Staff SW Engineer - Database(MongoDB, SQL, Kafka)

Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.

At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world. Join Visa and do work that matters — to you, to your community, and to the world.

Progress starts with you.

Visa’s Technology Organization is a community of problem solvers and innovators reshaping the future of commerce.   We operate the world’s most sophisticated processing networks capable of handling more than 65k secure transactions a second across 80M merchants, 15k Financial Institutions, and billions of everyday people.   While working with us you’ll get to work on complex distributed systems and solve massive scale problems centered on new payment flows, business and data solutions, cyber security, and B2C platforms.     

The Opportunity: 

We are looking for Versatile, curious, and energetic Software Engineers who embrace solving complex challenges on a global scale.  As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base. While building components of powerful payment technology, you will get to see your efforts shaping the digital future of monetary transactions.   

The Work itself: 

• Design code and systems that touch 40% of the world population while influencing Visa’s internal standards for scalability, security, and reusability 

• Collaborate multi-functionally to create design artifacts and develop best-in-class software solutions for multiple Visa technical offerings 

• Actively contribute to product quality improvements, valuable service technology, and new business flows in diverse agile squads 

• Develop robust and scalable products intended for a myriad of customers including end-user merchants, b2b, and business to government solutions. 

• Leverage innovative technologies to build the next generation of Payment Services, Transaction Platforms, Real-Time Payments, and Buy Now Pay Later Technology 

• Opportunities to make a difference on a global or local scale through mentorship and continued learning opportunities 

Essential Functions:

• Demonstrates relevant technical working knowledge to understand requirements.

• Identifies and contributes to the development and solution strategies to team members that improve the design and functionality of interface features across one or more project features, under minimal guidance.

• Applies standard processes on the use of programming languages (e.g. HTML, C++, Java) to write code that fulfills website modification requests and technical requirements. 

• Collaborates with others to support the piloting of new technology capabilities and features that enhance the user website experience across e-commerce products.

• Analyzes bugs for simple issues and applies debugging tools to verify assumptions.

The Skills You Bring:

• Energy and Experience: A growth mindset that is curious and passionate about technologies and enjoys challenging projects on a global scale

• Challenge the Status Quo: Comfort in pushing the boundaries, ‘hacking’ beyond traditional solutions

• Language Expertise: Expertise in one or more general development languages (e.g., Java, C#, C++)

• Builder: Experience building and deploying modern services and web applications with quality and scalability

• Learner: Constant drive to learn new technologies such as Angular, React, Kubernetes, Docker, etc.

• Partnership: Experience collaborating with Product, Test, Dev-ops, and Agile/Scrum teams

This is a hybrid position. Expectation of days in office will be confirmed by your hiring manager.

• 7-10 years of professional software engineering experience with a strong focus on backend or data intensive systems.
• Expert level proficiency in SQL, relational database design, and performance tuning techniques (indexing, partitioning, query optimization).
• Hands on experience managing and operating Kafka clusters, including topic configuration, consumer groups, schema management, and throughput optimization.
• Strong experience building and maintaining Kafka producers and consumers using languages such as Java, Python, Go, or Scala.
• Solid experience with AMQ or comparable messaging platforms (ActiveMQ, AMQ Artemis, Red Hat AMQ), including queue/topic configuration and message flow troubleshooting.
• Deep understanding of distributed systems concepts such as event driven architecture, message delivery guarantees, and high availability design.
• Proficiency with monitoring and observability tools (Prometheus, Grafana, Datadog, Splunk) for diagnosing SQL and messaging system performance.
• Experience working with CI/CD pipelines and containerized environments (Docker, Kubernetes) for deploying data and messaging services.
• Strong problem solving skills with the ability to debug complex system interactions across databases, messaging layers, and application code.
• Excellent communication and collaboration skills, with the ability to work cross functionally and document architectural decisions clearly.

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.