Senior Software Engineer-2

Mastercard•O’Fallon, MO

About The Position

Mastercard is a global technology company in the payments industry. We work to connect and power an inclusive, digital economy that benefits everyone, everywhere by making transactions safe, simple, smart and accessible. Our mission is 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. With connections across more than 210 countries and territories, we are building a sustainable world that unlocks priceless possibilities for all. About the Role Reactive Systems Architecture allows Application Teams to focus on the functional business requirements, leaving the task of addressing various non-functional requirements to the underlying framework, platform components and infrastructure. The functional business logic layer deals in messages, the delivery of which is an event that invokes some processing on that message. Specific to Mastercard / payment systems, these are typically financial messages. The non-functional requirements include, but are not limited to, security, traffic management, infrastructure-independent deployment, scalability, resiliency, high availability, consistent message delivery, delivery auditing, message delivery for failed/absent consumers, application lifecycle management, live/silent mode testing, stateful stream processing, strong consistency, observability, root cause detection and recovery. The Role What’s it all about and what we expect you to do day to day Own software delivery tasks (code development, test, deployment) at an application/software component level Able to troubleshoot and refactor existing code for exceptional code quality. Adopt new languages and architecture patterns needed for the work. Participate and contribute to the team’s agile process and decisions. Pull from backlog and deliver work after seeking guidance from experienced team members and in partnership with full scrum team. (Agile) Understands the big picture and end-to-end logical architecture of systems in ownership areas Provide feedback and suggestions on areas to improve Understands the use of Mastercard technology policies in everyday work Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives Influence the decisions made by the team. Assist peers and less experienced members. Influence the decisions made by the team. Assist in technical documentation of APIs and services being delivered.

Requirements

Strong hands-on experience in JAVA Spring Boot for developing scalable and high-performance applications
Working knowledge of cloud platforms (AWS preferred)
Clear experience working with messaging solutions and integration patterns, such as Apache Kafka, NATS, and MQ.
Familiar with secure coding standards (e.g., OWASP, CWE, SEI CERT)
Understands and implements standard branching (e.g., GitHub) and peer review practices
Apply tools (e.g., Sonar, Blackduck and Checkmarks) and techniques to scan and measure code quality and anti-patterns as part of development activity
Understands and builds test code at unit level, service level, and integration level to ensure code and functional coverage
Understands the use of basic design patterns (e.g., factory, adaptor, singleton, composite, observer, strategy, inversion of control)
Understands requirement analysis being essential part of delivering value to our customers and partners and participate in elaboration, prioritization, and effort estimation
Understands agile and modern SDLC practices (Scrum/Kanban/Continuous Delivery/DevOps/Quality engineering) and the delivery situations they are used for
Understands the basic engineering principles used in building and running mission critical software capabilities (security, customer experience, testing, operability, simplification, service-oriented architecture)
Familiar with different application patterns to implement different types of business processes (e.g., APIs, event-driven-services, batch-services, web-applications, big data)
Understands Continuous Integration (CI) and Delivery (CD) concepts, and capabilities to support automation, pipelines, virtualization, and containerization
Has ability to write code (in languages such as Java preferred and JavaScript) to build automation tasks that are repeatable and efficient
Understands functional and non-functional testing types to elaborate and estimate test efforts

Nice To Haves

Knowledge and experience of Apache Fink and stateful stream processing concepts, preferred
Familiarity with configuration management tools, such as Ansible, Chef preferred.
Infrastructure as code and cloud first software development knowledge experience preferred.

Responsibilities

Own software delivery tasks (code development, test, deployment) at an application/software component level
Able to troubleshoot and refactor existing code for exceptional code quality.
Adopt new languages and architecture patterns needed for the work.
Participate and contribute to the team’s agile process and decisions.
Pull from backlog and deliver work after seeking guidance from experienced team members and in partnership with full scrum team. (Agile)
Understands the big picture and end-to-end logical architecture of systems in ownership areas
Provide feedback and suggestions on areas to improve
Understands the use of Mastercard technology policies in everyday work
Demonstrate active learning and sharing of software practices via Guild/Engineering community initiatives
Influence the decisions made by the team.
Assist peers and less experienced members.
Influence the decisions made by the team.
Assist in technical documentation of APIs and services being delivered.

Benefits

insurance (including medical, prescription drug, dental, vision, disability, life insurance)
flexible spending account and health savings account
paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave)
80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire
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

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