Software Engineer Sr. Consultant - Open VisaNet

Visa, Foster City CA, US

Everywhere you want to be

Duration: Full-Time

Visa is looking for Sr. Staff Software Engineer, who will help build Open VisaNet, Visa's Next generation payment processing platform developed on Open Systems, that would fuel growth in electronic payments globally and drive financial inclusion in many parts of the world. 

Open VisaNet, is the Next Generation VisaNet, will push the envelope of building highly scalable, secure, cost effective and distributed application on commodity hardware using best-in-class technology components. Open VisaNet is one of Visa's Key initiatives that will help Visa support in-country processing solutions and provide Visa an opportunity to move away from Proprietary Mainframe type systems. It is built as a modern distributed architecture based on micro services with goals of five 9’s availability, fault tolerance, horizontal scalability and real time latency for largest scale transaction processing. Open VisaNet leverages state of the art Open Software technologies to achieve these goals on commodity hardware, such as Go, Scala, Apache Kafka, Apache Spark, Docker, Kubernetes, Aerospike, Elasticsearch etc. and involves collaboration with exceptional group of software engineers, systems performance engineers, security specialists, DevOps engineers, payment experts, infrastructure, and solution architects.

Essential functions:

  • Design, implement and evolve highly scalable and fault-tolerant distributed components using functional programming paradigm
  • Participate in business requirements review and build functional & technical design documentation
  • Design and implement APIs, abstractions, and integration patterns to solve challenging distributed computing problems
  • Participate in design reviews to provide input on functional requirements, product designs, schedules, or potential problems.
  • Work across the team to ensure the team is predictable, productive, and delivering high quality.
  • Review code and accountability for team's development activities
  • Participate in proof of concepts and other technical evaluations of new technologies
  • Stay abreast of emerging technologies and proactively assess and evaluate the adoption thereof into the organization
  • Mentor team members and be an inspirational leader
  • Ability to juggle multiple projects and change direction mid-course based on business drivers.
  • Guide team members to implement new functionality, automated tests, and refactor code.
  • Understand and own component security analysis, including code and data flow review. Collaborate with security team to implement and verify secure coding techniques
  • Ensure proper metrics instrumentation in software components, to help facilitate real time and remote troubleshooting/performance monitoring
  • Respond to and solve defects in a timely manner consistent with the business needs.
  • Ensuring proper documentation and internal publishing of design tradeoffs, code best practices and lessons learned
  • Support in triaging and troubleshooting of highly distributed services in production environment
  • Play the role of Tech Lead for small scrum teams

Basic Qualifications

• 10 years of work experience with a bachelor’s degree or at least 8 years of work experience
with an Advanced Degree (e.g. Masters/MBA/JD/MD) or at least 3 years of work experience
with a PhD

Preferred Qualifications

• 12-15 years of work experience with a bachelor’s degree or 8-10 years of experience with an
Advanced Degree (e.g. Masters, MBA, JD, MD) or 6+ years of work experience with a PhD
• Extraordinary software engineering talent
• Minimum 8 to 10 years of experience in design and development of large-scale information
products and services
• Experience in parallel and concurrent programming
• Knowledge of functional programming languages like GoLang, Scala, Haskell, Clojure, or the
ability to learn them quickly
• Working familiarity with the entire software development lifecycle including version control,
build process, testing, and code release
• Experience with operating system internals, file systems, disk/storage and networking
• Experience with real time as well as batch systems running on distributed architecture
• Experience with NoSQL databases
• Experience with Kafka
• Experience with taking applications to production with high availability and high performance
• Effective verbal and written communication skills
• Previous experience with financial services or payments processing domain is preferred
• Experience with distributed database, distributed computing and high frequency transactions
is a big plus
• Experience with cyber security and implementation of CS best practices in application
• Experience with Vault, SGX
Visa has adopted a COVID-19 vaccination policy to safeguard the health and well-being of our employees and visitors. As a condition of employment, all employees based in the U.S. are required to be fully vaccinated for COVID-19, unless a reasonable accommodation is approved or as otherwise required by law

Work Hours: Varies upon the needs of the department

Travel Requirements: This position requires travel 5-10% of the time.

Mental/Physical Requirements: This position will be performed in an office setting.  The position will require the incumbent to sit and stand at a desk, communicate in person and by telephone, frequently operate standard office equipment, such as telephones and computers.

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.


Visa will consider for employment qualified applicants with criminal histories in a manner consistent with applicable local law, including the requirements of Article 49 of the San Francisco Police Code.

About Visa

Visa Inc. (NYSE: V) is the world’s leader in digital payments. Our mission is to connect the world through the most innovative, reliable and secure payment network - enabling individuals, businesses and economies to thrive. Our advanced global processing network, VisaNet, provides secure and reliable payments around the world, and is capable of handling more than 65,000 transaction messages a second. The company’s relentless focus on innovation is a catalyst for the rapid growth of connected commerce on any device, and a driving force behind the dream of a cashless future for everyone, everywhere. As the world moves from analog to digital, Visa is applying our brand, products, people, network and scale to reshape the future of commerce.

Want to learn more about Visa? Visit Visa's website.