Mastercard

Software Engineer II (Java Full stack Developer)

Pune · On-site · Mid · Full-time

  • java
  • spring boot
  • rest apis
  • microservices
  • react
  • javascript
  • typescript
  • html
  • css
  • aws

Full-stack Java/React developer for API platform, microservices, and cloud (AWS) at Mastercard Pune.

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Posted 15 Oct 2026 · found on Mastercard's own careers page

Interview prep: questions this posting points to

Written from 8 current Platform postings on Mastercard's own careers page — not questions Mastercard has asked.

  1. Walk me through how you'd design an agentic workflow that integrates AI-powered capabilities into an existing engineering operations process. What does the agent own versus what stays human-in-the-loop, and how do you guard against the agent taking a wrong automated action in production?
    From the posting: “Design and implement agent-driven workflows and intelligent automation solutions. Integrate AI powered capabilities into engineering and operational processes. Establish best practices for responsible AI adoption within software delivery lifecycles.”
  2. It's peak transaction time and your CI/CD pipeline just deployed a change to the payment switching service. Latency on the switching path has spiked and some transactions are timing out. Walk me through how you troubleshoot this live.
    From the posting: “Ensure quality across the full stack via rigorous CI/CD practices in all aspects of the SDLC (Builds, Test, and Deploy).”
  3. Tell me about a time you had to modernize or refactor a critical piece of infrastructure or codebase. What was your approach, and how did you manage the risk?
    From the posting: “Drive modernization, automation, and platform engineering initiatives”
See all 68 questions More on this prep
Read the full job description

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 Software Engineer II (Java Full stack Developer) Software Engineer II (L8)

Overview

Mastercard is seeking a skilled Full Stack Developer with strong experience in API platform development. The successful candidate will design, build, and support modern enterprise applications across the UI, API, service, data, and cloud layers. This is a full-stack engineering role with a strong backend and API platform focus. The candidate should be comfortable developing user-facing features while bringing hands-on experience in API design, lifecycle management, governance, security, and cloud-native delivery.

Roles and

Responsibilities

• Design, develop, test, and support full-stack applications across UI, APIs, backend services, databases, and AWS cloud environments. • Build secure, scalable REST APIs and microservices using API-first principles. • Develop responsive user interfaces and integrate them with backend services. • Maintain API specifications, documentation, and lifecycle management processes. • Implement APIOps practices for API validation, testing, security, and deployment automation. • Contribute to architecture, code reviews, production support, and platform modernization initiatives. • Collaborate with cross-functional teams to deliver reliable, scalable, and secure solutions. Required

Qualifications

• Bachelor's or Master's degree in Computer Science, Information Technology, or related field. • Experience building enterprise-scale full-stack applications in Agile and DevOps environments. • Strong hands-on experience with Java, Spring Boot, REST APIs, microservices, and cloud-native architectures. • Working knowledge of React, JavaScript/TypeScript, HTML, CSS, and modern UI development. • Experience with AWS services, API Gateway, databases, CI/CD pipelines, Docker, and Kubernetes. • Understanding of API security, lifecycle management, distributed systems, and DevOps practices. Preferred Skills • Experience with API management platforms (Apigee, MuleSoft). • Knowledge of Infrastructure as Code (Terraform), Kafka, and event-driven architectures. • Familiarity with observability tools such as Splunk, Dynatrace, Grafana, or OpenTelemetry. • Experience with AI-assisted development tools and financial services/payment platforms. Key Competencies • Strong full-stack engineering and API development expertise. • Excellent problem-solving, collaboration, and communication skills. • Ownership mindset with a focus on security, reliability, and engineering excellence. • Ability to influence technical decisions and drive continuous improvement. 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.

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