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Visa Tech Stack

Global payments infrastructure for 200+ countries and territories

IT Services and IT Consulting Foster City, California 10,001+ employees Public Company

Visa operates the world's largest digital payment network, processing transactions across consumers, merchants, banks, and government entities. The tech stack reveals a modernization in progress: they're migrating off Splunk and IBM mainframes toward Elasticsearch and containerized architectures (Kubernetes, Docker), while simultaneously adopting digital wallet integrations (Apple Pay, Google Pay, Samsung Pay) and expanding real-time payment rails via Kafka. Engineering-heavy hiring (351 roles) paired with active projects around new payment flows and Visa Direct enhancements signals infrastructure scaling to handle growing transaction complexity and emerging payment modalities.

Tech Stack 200 technologies

Core StackHadoop Apache Spark Power Apps Power BI GitHub Copilot Python NGINX Node.js AWS Kubernetes Kafka Java Docker Elasticsearch Datadog PowerPoint Excel Word ChatGPT ForgeRock Access Management ForgeRock Directory Server SAML 2.0 OpenID Connect OAuth 2.0 LDAP Bash IIS Apache Tomcat Spring Boot+170 more
AdoptingElasticsearch OpenTelemetry Java Go Apple Pay Google Pay Samsung Pay Visa Direct+14 more
ReplacingSplunk Oracle IBM Mainframe

What Visa Is Building

Challenges

  • New payment flows
  • Ensuring sox compliance
  • Optimizing client performance
  • Improving client experience
  • High availability
  • Managing risk
  • Risk mitigation
  • Massive scale problems
  • Performance and profitability improvement
  • Data integrity

Active Projects

  • Product development
  • Client services kpis
  • Portfolio optimization
  • Visa acceptance platform
  • Digital product and marketing strategy assessments
  • New payment flows
  • New product launches and enhancements across visa direct
  • Global go-to-market strategy for visa crypto solutions
  • Visa direct payout services platform enhancement
  • Client customer experience optimization

Hiring Activity

Steady1,600 roles · 650 in 30d

Department

Engineering
351
Sales
210
Product
197
Consulting
152
Data
148
Marketing
88
Ops
87
Support
83

Seniority

Senior
613
Director
277
Mid
201
Manager
197
Staff
107
Junior
65
Intern
53
Lead
41

Notable leadership hires: Managed Services Director, Marketing Director, Government Solutions Lead, Implementation Services Director, Consulting and Analytics Team Lead

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About Visa

Visa is a publicly traded payments technology company headquartered in Foster City, California, serving over 200 countries and territories. The organization facilitates transactions between consumers, merchants, financial institutions, and government entities. Active projects span product launches, acceptance platform improvements, and go-to-market strategy for crypto-adjacent solutions. The company operates at massive scale, with documented challenges in high availability, risk management, data integrity, and SOX compliance. Hiring spans 25+ countries, with leadership roles concentrated in managed services, government solutions, and consulting—indicating a blended go-to-market model combining platform sales with implementation and advisory services.

HeadquartersFoster City, California
Company Size10,001+ employees
Hiring MarketsJapan, South Korea, India, Kazakhstan, Ukraine, Fiji, Sri Lanka, Philippines

Frequently Asked Questions

What tech stack does Visa use?

Visa runs Hadoop, Apache Spark, Kafka, Kubernetes, and Docker for data and processing layers; Java, Python, Node.js, and Go for application development; AWS for cloud infrastructure; Elasticsearch and Datadog for observability; and ForgeRock for identity/access management. They are migrating off Splunk, Oracle, and IBM mainframes.

What is Visa working on?

Active projects include product development, Visa Direct payout services enhancements, new payment flows, digital wallet acceptance (Apple/Google/Samsung Pay), crypto solutions go-to-market, and platform optimization for client experience and performance at scale.

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