Senior Software Engineer

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

Senior Software Engineer

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 (https://www.mastercard.us/en-us/vision/who-we-are/diversity-inclusion.html) 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.



Overview:

The Cyber and Intelligence Solutions (C&I) division is responsible for product management and innovative product development of products and services to address the evolving risk & cyber security needs of all of Mastercard’s various customer segments. The C&I division was established with the responsibility to safeguard all aspects of safety and security in payments and have made great strides with new products, services and standards, positively impacting all aspects of our current and future payment eco-system.



Ekata, a Mastercard company within C&I, is the global standard in identity verification, providing businesses worldwide the ability to link any digital transaction to the human behind it. Our Ekata Identity Engine, the first and only of its kind, uses complex machine learning to combine features derived from the billions of transactions within our proprietary network and the data from our graph to deliver industry leading risk assessment solutions.



The Ekata – CoreIP Team is responsible for internal business logic, normalizations and enrichment of data and is looking for a Senior Software Engineer in our Budapest office. If you love solving complex challenges, enjoy working in a team that values impact and craftsmanship, and are excited about shaping the future of our technology, we’d love to meet you. You would thrive on designing, coding and maintaining high performance data processing applications on the JVM platform (primarily in Scala), running on AWS. Our ideal candidate would have experience in mentoring and leading developers and deep experience building internal and external APIs with the most fitting tools and the passion to champion new and exciting technologies to solve Ekata's unique and challenging problems.



Your ideal job should be one where you work in a development team and are empowered to make yourself and your team more productive on a daily basis. You should want to be part of a team where your desire to grow and learn are valued and aptly rewarded; where using and contributing to open source are looked upon as an asset; where innovating and executing are core to your teams' beliefs.



Role & Responsibilities:

Work as part of a Scrum team that is geographically diverse (US west coast and central Europe)

Responsible for developing low-latency, high throughput software backend (JVM, REST API) solutions in a cloud native, geo distributed system

As part of a team with end-to-end responsibility, daily activities include analysis, design, development, test design and automation, deployment and maintenance

Propose comprehensive solutions, write and review design documentations, estimate and plan the engineering work

Understand and adhere to Mastercard standards, processes, and best practices

All About You:

Demonstrated backend software development experience in a professional development team setting

Backend microservice development experience using JVM with any OOP or FP language with modern service framework (as a rule of thumb, min 4y+ or equivalent)

Experience working with cloud native server environments (as a rule of thumb, min 2y+ AWS)

Knowledge of unit and automated testing frameworks, CI/CD pipeline and source control systems

Possess strong communication skills in English -- both verbal and written – and strong collaborative and organizational skills

Willingness and ability to learn

Open to work in shifted working hours (until 18:30 ~3 times per week)



Helpful to have:

Experience with Clojure, Scala and related service frameworks; or any other functional programming languages

Experience with customer facing, scalable, and performant RESTful APIs that processes large amount of data

Experience with monitoring tools and supporting high customer traffic APIs (Grafana, Prometheus)

Experience writing automated acceptance tests in Cucumber, RestAssured, etc. (used in CI/CD pipelines)

Experience with SQL and NoSQL databases, and messaging (Redis, ElastiCache, DynamoDB, S3, Kinesis, Kafka)

Experience with cloud-based technologies (AWS, Docker, K8S)

Experience with workflow automation like Airflow

Experience working in a CI/CD environment (Jenkins)

Experience with Confluence and JIRA

Education / Experience:

Broad understanding of software engineering craftsmanship is required.

Bachelor's degree in Information Systems, Information Technology, Computer Science or Engineering or equivalent work experience.

Experience in delivering secure solutions in Financial / Fraud Services Sector is helpful to have.



In return we offer a hybrid work environment including work from anywhere weeks as per Mastercard policy. Team and Tech Hub events such as in and out of office games, sport teams, hackathons, lunch n learns, regular office lunches and other events. Don’t forget the competitive salary, extended health benefits, flex-time schedules, and encouragement and support for professional development.

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.