Software Development Engineer

We are seeking a Software Development Engineer – Full Stack (BI/Data Apps) at Fiserv in Bengaluru. The role involves designing and building modern user interfaces and backend services for business intelligence and analytics applications. You will collaborate with engineering, product, and data teams to deliver secure, scalable, high‑performing solutions that make data accessible and actionable.

• Design and develop full stack applications that support business intelligence, analytics, and data application use cases across enterprise environments
• Build modern front‑end experiences using React and TypeScript, creating responsive, maintainable, and user‑focused interfaces
• Develop backend services and APIs using Python frameworks such as FastAPI, Flask, or similar technologies to support scalable data application workflows
• Design and implement RESTful application programming interfaces (APIs) that enable secure, reliable, and efficient communication between user interfaces, backend services, and data platforms
• Integrate applications with structured query language (SQL)-based data sources and cloud or distributed analytical platforms such as Snowflake, StarRocks, or similar systems
• Configure and support business intelligence tooling and embedded analytics experiences using Apache Superset, ECharts, or similar data visualization frameworks
• Implement authentication and authorization capabilities using standards such as OAuth2, Security Assertion Markup Language (SAML), or similar identity protocols
• Partner with data engineers, product teams, and architects to translate business needs into technical solutions that improve usability, performance, and data accessibility
• Troubleshoot application issues, optimize performance, and support code quality through testing, code reviews, and engineering best practices

• 3+ years of experience in full stack software development building modern web applications and data‑driven user experiences
• Experience with React, TypeScript, and modern front‑end development practices
• Experience with Python backend development using FastAPI, Flask, or similar frameworks
• Experience designing and integrating RESTful APIs for application‑to‑application and front‑end‑to‑back‑end communication
• Experience with SQL and analytical data platforms such as Snowflake, StarRocks, or similar modern data warehouse or analytics technologies
• Experience with authentication and authorization standards such as OAuth2, SAML, or similar enterprise identity integration approaches
• Bachelor’s degree or higher in Computer Science, Engineering, Information Systems, or related field or equivalent combination of education, related experience and/or military experience