Principal Software Engineer Job Listing at Mastercard in O'Fallon, MO (Job ID R-244461)

Description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.

Title and Summary

Principal Software Engineer At Mastercard, our industry expertise is enhanced by our commitment to being a force for good in the world and to doing well by doing good. Mastercard relies on our global workforce to help us achieve our goal of building a sustainable, inclusive global economy. The Mastercard Way encourages us, connects us with the behaviors that represent the essence of not only what we do but who we are as an organization. Cultivating an environment for all employees that respects their individual strengths, views and experiences drives a global and collaborative culture of inclusion and sense of belonging.

We're looking for talented Principal software development engineer to join our engineering team to help lead, design modernize franchise solutions using advanced technologies and applications that are revolutionizing payments while continue enhancing existing legacy platform.

As a Principal Engineer, you will be responsible for driving the design, architecture, and delivery of high-performance, scalable software solutions. You will work on mission-critical systems, primarily focusing on backend technologies, and guide teams to build robust applications using Spring Boot and Java. Experience with front-end technologies like ReactJS and Big Data frameworks is highly desirable.

Key Responsibilities
• Lead Technical Architecture & Design: Own and define the architecture for high-performance, scalable applications.
• Back-End Development: Develop and maintain microservices and backend systems primarily using Java and Spring Boot.
• Mentorship & Leadership: Provide technical leadership and mentorship to engineers, helping them grow their skills and improve their craft.
• Collaboration: Work closely with cross-functional teams, including front-end developers, product managers, and data engineers, to deliver end-to-end solutions.
• Continuous Improvement: Actively seek opportunities for process improvement, advocating for best practices in software development, design patterns, and testing.
• Performance Optimization: Ensure high availability, scalability, and performance of critical applications.
• Innovation: Explore and experiment with emerging technologies, especially related to Big Data, cloud, and front-end frameworks.
• Code Reviews: Conduct thorough code reviews, ensuring code quality, security, and scalability.
• Big Data & Front-End Integration: Collaborate with Big Data engineers and front-end developers to integrate solutions and ensure seamless user experiences.

About You:
• Spring Boot & Java Expertise: Strong hands-on experience with Spring Boot and the Java tech stack. Expertise in RESTful services, microservices, and cloud-native development.
• Design Patterns & Best Practices: Deep understanding of software design patterns, clean code principles, and best practices in software engineering.
• Microservices Architecture: Proven experience designing, developing, and deploying microservices architectures.
• Cloud Technologies: Familiarity with cloud platforms like AWS, Azure, or Google Cloud.
• Unit Testing & CI/CD: Solid understanding of test-driven development (TDD), automated testing, and continuous integration/deployment pipelines.
• Database Knowledge: Experience with relational and NoSQL databases, including schema design, querying, and optimization.
• Mentoring & Leadership: Previous experience mentoring junior and mid-level engineers and leading engineering teams.
• Agile Methodologies: Experience working in agile development teams, including Scrum or Kanban.
• Front-End Technologies: Knowledge of front-end frameworks like ReactJS to better collaborate with front-end teams.
• Big Data Technologies: Experience with Big Data frameworks such as Hadoop, Spark, or Kafka.
• Containerization: Familiarity with Docker, Kubernetes, and container orchestration tools.
• AI/ML: Familiarity with AI/ML models and into backend systems. Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard's security policies and practices;

• Ensure the confidentiality and integrity of the information being accessed;

• Report any suspected information security violation or breach, and

• Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary based on location, experience and other qualifications for the role and may be eligible for an annual bonus or commissions depending on the role. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance), flexible spending account and health savings account, paid leaves (including 16 weeks new parent leave, up to 20 paid days bereavement leave), 10 annual paid sick days, 10 or more annual paid vacation days based on level, 5 personal days, 10 annual paid U.S. observed holidays, 401k with a best-in-class company match, deferred compensation for eligible roles, fitness reimbursement or on-site fitness facilities, eligibility for tuition reimbursement, gender-inclusive benefits and many more.

Pay Ranges

O'Fallon, Missouri: $165,000 - $264,000 USD

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