Sr SW Engineer (Java Fullstack)

Visa is hiring a Sr SW Engineer (Java Fullstack) in IN - Bengaluru.

Responsibilities

• Collaborate with stakeholders to interpret requirements for project components and incorporate feedback into future designs or solution fixes.
• Translate business requirements by verifying assumptions and escalating potential design issues to appropriate stakeholders.
• Participate in system design and architecture, refining code plans and contributing to design documentation.
• Contribute to project estimation and escalate issues that may cause delays.
• Develop, implement, and maintain code for products, services, or components, applying coding patterns, guidelines, and best practices.
• Apply debugging tools to verify assumptions and proactively flag issues before they occur.
• Participate in code reviews to ensure coding standards are followed and address routine pull requests.
• Create test plans and configure testing procedures to identify and resolve defects for multiple features.
• Respond to support requests during on-call rotations, troubleshooting issues and deploying fixes under guidance.
• Leverage and build knowledge of software developer tools to create, debug, and maintain code for components.
• Remain current in skills by investing time in training resources to improve product availability, reliability, efficiency, observability, and performance.

Visa requires at least 3 days in office, expectations of these days will be confirmed by your Hiring Manager.

Requirements

• 3+ years of relevant work experience and a Bachelor's degree, OR 5+ years of relevant work experience.
• Design, develop, test, deploy, and support scalable full-stack applications across the complete software development life cycle.
• Build and maintain enterprise-grade applications using Java/J2EE, Spring Boot, Spring MVC, Spring Security, JPA, and Hibernate.
• Develop responsive user interfaces using Angular or React, JavaScript/TypeScript, HTML5, and CSS3.
• Design and consume APIs using REST, SOAP, JSON, XML, OpenAPI/Swagger, and secure integration patterns.
• Work with relational databases such as SQL Server, Oracle, DB2, or MySQL, including query optimization, indexing, and data modeling.
• Work with NoSQL databases such as MongoDB, Cassandra, DynamoDB, Couchbase, or Redis.
• Support data migration and data pipeline activities, including data extraction, transformation, validation, reconciliation, and production cutover.
• Implement and support event-driven and asynchronous processing using Kafka, RabbitMQ, IBM MQ, AWS SQS/SNS, or Azure Service Bus.
• Contribute to active-active, high-availability, disaster recovery, and resiliency implementations, including failover testing, replication, load balancing, and zero/minimal downtime deployments.
• Use DevOps tools such as Git, Bitbucket/Stash, Maven/Gradle, Jenkins, GitHub Actions, GitLab CI/CD, SonarQube, Artifactory, and Nexus.
• Build and deploy cloud-native services using Docker, Kubernetes/OpenShift, Helm, and cloud platforms such as AWS, Azure, or GCP.
• Follow secure coding practices and implement authentication/authorization using OAuth2, OpenID Connect, JWT, SAML, and other enterprise security standards.
• Create unit, integration, API, UI, and regression tests using tools such as JUnit, Mockito, Cucumber, Selenium, Cypress, Playwright, Postman, or Newman.
• Use observability tools such as Splunk, ELK/OpenSearch, Grafana, Prometheus, Datadog, AppDynamics, or New Relic for monitoring, logging, and troubleshooting.
• Apply GenAI tools responsibly to improve software engineering productivity, including code generation, test automation, documentation, troubleshooting, and code review.

Preferred qualifications

• Experience building and testing enterprise-scale web services (minimum one year).
• Experience working on client-facing project or technical teams (minimum one year).
• Experience in integrating feedback into design and solution fixes.
• Experience in mentoring junior engineers and collaborating with cross-functional teams.

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.

About Visa

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 – t