About 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 Lead Software Engineer Lead 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 RiskRecon team is looking for a Lead Software Engineer to lead and help a team in designing, developing, and delivering risk assessment software solutions with a high level of innovation as well as integrations in support of Mastercard and its customers. The challenge is to create a high-performing platform, compelling visualizations, and intuitive workflows that allow users to derive insights and in turn protect their assets.

Role

Design, code, document, and test components/subsystems to a high standard, ensuring solutions are easily maintainable and tracked in a version control system.

Must be solutions-oriented-ultimately finding and implementing the 'best fit' solution to address the requirement on time while interpreting technical specifications to produce detailed designs with future extension in mind.

Perform functional and performance testing of solutions, collaborate with other Software Engineers on testing processes, and ensure adequate test coverage in unit testing, system testing/integration, and performance testing.

Provide task estimates, assess the level of complexity, and provide input to project scheduling while ensuring tasks get executed on time and to required standards.

Pass on knowledge of various technologies to other team members and functions while designing, building, and maintaining efficient, reusable, and reliable code.

Improve existing and build new full-stack solutions while being accountable for the full systems development life cycle, including high-quality requirements documents, use cases, design, test strategy, performance benchmarking, and deployment plans.

Conduct feasibility studies, cost and time analysis, and detailed estimates while ensuring the release rollout and contingency/back-out plans are well documented.

All About You Experienced in leading teams to design and build scalable full-stack applications using Python, Node.js (backend), React (frontend), and AWS for cloud-native solutions."

Proficiency in Software Development Best Practices (TDD/BDD, Unit Testing, Continuous Delivery) with a strong understanding of Software Engineering Concepts and agile methodology.

Very good analytical and problem-solving skills, with solid experience in Python and a strong knowledge of internet-related technologies (TCP/UDP, DNS, HTTP, etc.).

Experience with AWS and cloud technologies is required, along with experience with Docker containers and a wide range of data store technologies such as Postgres, MongoDB, Elasticsearch, Kubernetes, and Kafka.

Ability to adapt to and learn new programming languages quickly, with prior experience in Elixir, React/JavaScript, HTML, and CSS as a plus.

Prior experience contributing to the development of large-scale web applications, delivering secure solutions, and demonstrating a high degree of flexibility in an entrepreneurial environment.

Strong communication skills-both verbal and written-with a willingness and ability to quickly learn and take on new challenging opportunities.

Demonstrate Mastercard Core Competencies-trust, partnership, initiative, and agility-while holding a Bachelor's degree in Computer Science or equivalent experience.

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 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 Responsibilities 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.

Nice-to-have skills

• AWS
• Docker
• Elasticsearch
• Kafka
• Kubernetes
• MongoDB
• Node.JS
• Python
• React
• Ontario, Canada

Work experience

• Frontend
• Backend
• Fullstack

Languages

• English