Jobs / Mas***

Senior Software Engineer

Mas*** · O'Fallon, MO, United States
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O'Fallon, MO, United States115,000-184,000 USD/yearlyRemote
Remuneration
115,000-184,000 USD/yearly
Location
O'Fallon, MO, United States
Visa sponsorship
Sponsors visa

Job summary

Our Purpose Mas*** 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.

Benefits

MastercardFor interns generally include: 56 hours of Paid Sick and Safe Time; jury duty lePay RangesO'Fallon, Missouri: $115,000 - $184,000 USD

Qualifications

  • This role is ideal for an experienced software engineer who enjoys solving complex distributed systems challenges, designing scalable event-driven solutions, and working with high-volume payment processing applications.
  • and translate them into robust software designs that balance functionality, performance, security, and operational excellence.
  • Create and maintain comprehensive unit, functional, and integration tests to ensure software quality and reliability.
  • Conduct code reviews and provide constructive feedback to improve software quality, maintainability, and adherence to engineering standards.
  • Troubleshoot and resolve complex application, system, and production issues across distributed platforms.
  • Apply secure coding practices and proactively address security vulnerabilities throughout the software development lifecycle.
  • Collaborate with Product, Architecture, Platform Engineering, Operations, and partner teams to deliver enterprise-scale solutions.
  • Design systems with observability in mind by implementing logging, monitoring, metrics, and alerting capabilities that improve operational readiness.
  • Optimize applications and services to meet performance, scalability, availability, and reliability objectives.
  • Support production readiness activities, incident management, root cause analysis, and continuous improvement initiatives.
  • Mentor and coach engineers through technical leadership, knowledge sharing, and engineering best practices.
  • Continuously evaluate emerging

Responsibilities

  • As a Senior Software Engineer, you will:
  • Abide by Mas***’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 Mas***’s guidelines.
  • The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge,

Skills

CommunicationLeadership

Degrees

Associate

Industry

AutomotiveBankingEnergyInsurancePublic-sector

Company size

EnterpriseSmb

Security clearance

Confidential