Title and Summary

Senior Software Engineer

Who is Mastercard?
Mastercard is a global technology company in the payments industry. 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.
Overview
The MDES team is looking for a Senior Software Development Engineer who can develop microservices based Enterprise applications using Java J2EE stack. Also, development of Portals which would be either used by customer care, end user, customer representatives etc.. The ideal candidate is the one who is passionate about designing & developing high quality code which is highly scalable, operable & highly available

Role
• Develop (code) Enterprise Application as full stack (Android, IOS) with quality, within schedule and within estimated efforts.
• Assist Lead Engineer in low level design
• Provide estimate for the assigned task
• Write and execute Unit, Integration test cases
• Provide accurate status of the tasks
• Perform peer review and mentor junior team members
• Comply with organizations processes. Policies and protects organization's Intellectual property. Also, participate in organization level process improvement and knowledge sharing

All About You
Essential knowledge, skills & attributes
• Hands on experience and expert on working with Android & Ios development, core Java, SQL, RDBMS (Oracle and PostGRES), Web-services (REST(using JSON) & SOAP), Kafka, Zookeeper
• Hands on experience and expert on working with Android technologies: Android SDK, SQLite, Kotlin, Jetpack compose, Dependency injection based on Hilt, Koin, Room DB, Firebase, Retrofit library, RxJava, Junit, Espresso
• Hands on experience and expert on working with IOS technologies: Objective C, UI kit, Swift UI, Combine Framework, CoreData, Async Await, lint, format, R.Swift), Fastlane (CI/CD), MVVM architecture. Understanding of GCD (Grand Central Dispatch) and Operation Queues, ARC (Automatic Reference Counting)
• Hands on experience of writing Junit test cases, working with Maven/Ant/Gradle, GIT
• Knowledge of Design Patterns
• Experience of working with Agile methodologies.
• Personal attributes are strong logical and Analytical Skills, design skills, should be able to articulate and present his/her thoughts very clearly and precisely in English (written and verbal)
• Knowledge of Security concepts (E.g. authentication, authorization, confidentiality etc.) and protocols, their usage in enterprise application

Additional/Desirable capabilities
Experience of working in Payments application Domain
Experience of working with NFC controller for Android
Experience of working with cross platform frameworks like Flutter or React Native
Hands on experience of working with tools like Jira, Jenkins, Confluence, Rally

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.