Senior Software Engineer/Data Engineer
Mastercard
Software Engineering, Data Science
O'Fallon, IL, USA
Posted on Jul 4, 2025
Job Title:
Senior Software Engineer/Data EngineerOverview:
OverviewMastercard is looking for a Senior Software/Data Engineer to join our dynamic team working in the Payments and Disputes domain. You’ll help build and test scalable, secure, and high-performing data pipelines that support merchants, issuers, and digital partners. Our platform leverages modern technologies like Java, Snowflake, Microservices, CI/CD pipelines, and cloud-based tools to deliver real-time insights and solutions.
If you're passionate about ETL process & automation, quality, and innovation—and want to work on impactful projects that shape the future of digital payments—this role is for you.
What You’ll Do
Design and implement scalable, secure, and high-performance data pipelines in a cloud-native environment.
Collaborate with data engineering team, analysts, and product teams to understand data needs and deliver reliable solutions.
Develop and maintain ETL/ELT processes using Snowflake, Azure Data Factory, and Java-based services.
Build and optimize data models and warehouse structures to support analytics and reporting.
Leverage tools like SQL, Java, and CI/CD pipelines to automate data workflows and ensure data quality.
Monitor and troubleshoot data pipelines and production systems to ensure reliability and performance.
Champion best practices in data engineering, automation, and cloud architecture.
Shape
What You’ll Bring
5+ years of experience in data engineering or software development with a strong focus on cloud and big data technologies.
Proficiency in Java and experience building backend services or data processing applications.
Hands-on experience with Snowflake (data modeling, performance tuning, and SQL scripting).
Strong understanding of data analytics concepts and experience working with BI tools or data visualization platforms.
In depth knowledge in file transfer protocols like SFPT and bulk file streaming protocols
Experience with Azure services such as Azure Data Factory, Azure Blob Storage, VMSS.
Familiarity with CI/CD tools like GitHub Actions, Jenkins, or Azure DevOps.
A mindset focused on automation, scalability, and continuous improvement.
Excellent communication skills and the ability to work in cross-functional, global teams.
Nice to Have
Experience with real-time data streaming tools (e.g., Kafka, Event Hubs).
Knowledge of ETL frameworks, data governance, or data cataloging tools.
Exposure to Python or Scala for data transformation and scripting.
Familiarity with monitoring and observability tools like Splunk, Datadog, or Azure Monitor.
Understanding data security, compliance, and privacy best practices.
Why Join Us?
- Work on cutting-edge technology in a fast-growing, global company.
- Be part of a team that values innovation, collaboration, and continuous learning.
- Help shape the future of secure, smart, and simple digital payments.