Senior Software Engineer

Our Purpose

We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Using secure data and networks, partnerships and passion, our innovations and solutions help individuals, financial institutions, governments and businesses realize their greatest potential. Our decency quotient, or DQ, drives our culture and everything we do inside and outside of our company. We cultivate a culture of inclusion for all employees that respects their individual strengths, views, and experiences. We believe that our differences enable us to be a better team – one that makes better decisions, drives innovation and delivers better business results.

Title and Summary

Senior Software Engineer

Overview
At Mastercard Commercial Solutions, we empower businesses to succeed through innovative, trusted payment solutions that deliver a seamless, digital-first experience around the world.
We’re building a global business-to-business (B2B) technology platform to help businesses of all sizes streamline how they manage payments when buying or selling products and services.

Mastercard Commercial Solutions team is looking for a Senior Software Engineer to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, analytical.

Role
You will work in our Mastercard technology location in O'Fallon, which provides a state-of-the-art environment for technology teams to thrive in our collaborative, Agile engineering culture. You will play a key role in how Mastercard transforms the B2B space to standardize, automate, and optimize digital payment efficiency for buyers and sellers.
• Own software delivery tasks (design, development, test, deployment, support, documentation, configuration) at an application/software component level
• Full stack developer that can code and build front end and REST API/backend applications
• Participate in all the scrum ceremonies using Agile methodology.
• Drive code/design/process trade-off discussions within their team when required
• Report status and manage risks within their primary application/service
• Drive integration of services focusing on customer journey and experience
• Understands operational and engineering experience, actively works to improve experience and metrics in ownership area
• Drive adoption of engineering principles, technology standards and best practice, and review coding, test, and automation work of team members
• Develop complete understanding of end-to-end technical architecture and dependency systems
• Mentor and guide new and less-experienced team members
• Write code to do unit testing, integration testing, functional and regression testing.
• Provide support by troubleshooting production incidents and implementing corrective and preventive actions
• Share and seek knowledge within their Guild/Program to drive reuse of patterns/libraries/practices and enhance productivity

All About You
Required Experience
• Full stack developer with ability to write secure code in backend & frontend programming languages (Java, JavaScript, Angular, SQL) and familiar with secure coding standards and vulnerability management
• Excellent knowledge of Spring, Spring Data JPA, REST, Kakfa and other frameworks.
• Understands and builds test code at unit level, service level, and integration level to ensure code and functional coverage (e.g. JUnit, Mockito,Jasmine etc) \
• Familiar with different application and design patterns to implement different types of business processes (e.g., APIs, event-driven-services, batch-services, UI-applications)
• Understands and implements Application Programming Interface (API) standards and cataloging to drive API/service adoption and commercialization
• Applies tools (e.g., Sonar, Zally, Checkmarx, Blackduck) and techniques to scan and measure code quality and anti-patterns as part of development activity
• Has skills to orchestrate release workflows and pipelines and apply standardized pipelines via APIs to achieve CI and CD using industry standard tools (e.g., Jenkins, XL Release, others).
• Has skills to collaborate with team and business stakeholders to estimate requirements (e.g., story pointing) and prioritize based on business value
• Has skills to elaborate and estimate non-functional requirements, including security (e.g., data protection, authentication, authorization), regulatory, and performance (SLAs, throughput, transactions