Senior Software Engineer, Back-End (Java)

Overview

Medallia is the pioneer and market leader in Experience Management. Our award-winning SaaS platform, Medallia Experience Cloud, leads the market in the management of experiences, insights, and actions for candidates, customers, employees, patients, and residents alike.

We believe that every experience is a memory that can last a lifetime. Experiences shape the way people feel about a company. And they greatly influence how likely people are to advocate, contribute, and stay. At Medallia, we are committed to creating a world where organizations are loved by their customers and their employees.

We empower exceptional people to create extraordinary experiences together.

Bring your whole self.

This is a pivotal opportunity within our Engineering Team for a Senior Software Engineer to drive the development of scalable, high-performance back-end services. This role requires a hands-on, collaborative individual who excels at tackling complex technical challenges. You will be a key contributor to our core back-end platform, ensuring high availability and reliability. A strong commitment to being a team player and collaboration is essential for success in this fast-paced, growth-oriented environment.

• Design, build, and maintain Java (21) / Spring Boot microservices and shared libraries used across the team.
• Develop and operate Apache Flink stream-processing jobs that handle high-volume session and event data.
• Build Kafka-based producers/consumers and the utilities that standardize them across services.
• Collaborate cross-functionally with QA, and other engineering team members to define and execute features.
• Integrate services via REST APIs and internal clients; help keep versions and dependencies consistent across a multi-repo Maven landscape.
• Help drive the ongoing Java 21 migration and keep the platform on modern, supported dependencies.
• Optimize and maintain database schemas and queries in MySQL and other storage engines like Clickhouse, Elastic search etc.
• Write tests, participate in code reviews, and support your services in production (observability, on-call as the team matures).
• System Reliability & Monitoring:
  Own the performance, availability, and observability of services in production.
• Complex Problem Solving:
  Investigate and resolve highly complex technical issues that span multiple services, platforms, and databases (MySQL, Kafka, cloud environment).
• Security and Data Isolation:
  Ensure the implementation of robust data isolation and security measures necessary for a high-volume, multi-tenant system.

Candidates based in the Tysons vicinity will be prioritized as this role is Hybrid, 3 days per week onsite.

• Eligibility Requirement:
  Must reside in the U.S. and hold U.S. Citizenship or a Green Card (Lawful Permanent Resident) to meet AWS Gov Cloud compliance requirements.
• 5+ years of professional experience building back-end services using modern Java (Java 17+; Java 21 a plus) and the Spring Boot framework.
• Experience configuring and maintaining Maven multi-module projects, including dependency management.
• Multi-Tenant Architecture:
  Demonstrated experience developing and maintaining multi-tenant architectures.
• Database & Data Modeling:
  Relational database experience using MySQL for data modeling, schema design and query optimization.
• Event Streaming & Processing:
  Hands-on experience building event-driven or batch processing workflows using Kafka or streaming/batch frameworks (e.g. Flink, Kafka Streams, Spark, or similar).
• API Development & Production Operations:
  Experience designing, building and operating production-grade REST APIs, including handling error states, automated testing, logging and production debugging.
• Cloud Infrastructure:
  Hands-on experience deploying services and managing infrastructure using a major cloud provider (AWS is strongly preferred)
• Participate in an on-call rotation for production support.

• Experience with Gov Cloud
• Experience with multitenant SaaS architectures.
• Exposure to cloud deployment and containerized infrastructure.
• Experience migrating large codebases across major Java/Spring…