Senior Software Engineer, Back-End (Java)

Medallia; McLean (VA); Hybrid; USD 135,000 - 210,000; Full time

Benefits offered by this job

Health and wellness benefits

401(k) plan

Paid parental leave

Paid holidays

Job summary

Medallia seeks a Senior Software Engineer to drive backend services in a hybrid role based near McLean, VA. You will design, implement, and operate Java 21/Spring Boot microservices, build stream-processing with Flink, and work with Kafka to manage high-volume data in a multi-tenant environment.

You will collaborate across QA and engineering teams, migrate to modern dependencies, and ensure reliable production services with strong security practices. Hybrid onsite 3 days/week in Tysons area.

Qualifications

• U.S. residency and citizenship/Green Card required for AWS GovCloud compliance.
• 5+ years of backend Java with Spring Boot (Java 17+; Java 21 a plus).
• Experience configuring and maintaining Maven multi-module projects, including dependency management.
• Experience developing multi-tenant architectures.
• Relational DB experience with MySQL for data modeling, schema design and queries.
• Hands-on experience with event streaming/batch processing using Kafka or Flink/Spark.
• Experience designing, building, and operating production-grade REST APIs.
• Cloud deployment experience with a major provider (AWS preferred).
• Participation in an on-call rotation for production support.

Responsibilities

• Design, build, and maintain Java/Spring Boot microservices used across the team.
• Develop and operate Flink stream-processing jobs handling high-volume data.
• Build Kafka-based producers/consumers and shared utilities.
• Collaborate with QA and engineering to define and implement features.
• Integrate services via REST APIs and manage multi-repo dependencies.
• Support Java 21 migration and modern dependencies across the platform.
• Optimize and maintain MySQL schemas and queries; work with ClickHouse/Elasticsearch as needed.
• Write tests, review code, and support services in production (observability).
• Own production reliability, availability, and monitoring of services.
• Investigate highly complex cross-service issues; ensure data isolation and security for multi-tenant system.

Skills

Java

Spring Boot

Microservices

Kafka

Flink

MySQL

AWS

REST APIs

On-call

Multi-tenant

Tools

Maven

ClickHouse

Elasticsearch

Redis

MongoDB

Kafka

Job description

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.

The Role and Team

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.

Responsibilities

• 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.

Qualifications

Minimum Qualifications

• Eligibility Requirement: Must reside in the U.S. and hold U.S. Citizenship or a Green Card (Lawful Permanent Resident) to meet AWS GovCloud 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.

Preferred Qualifications

• Experience with GovCloud
• Experience with multitenant SaaS architectures.
• Exposure to cloud deployment and containerized infrastructure.
• Experience migrating large codebases across major Java/Spring versions.
• Experience with Clickhouse
• Familiarity with schema evolution / Avro and event-driven design.
• NoSQL and Caching: Familiarity with NoSQL databases (e.g., MongoDB,) and in-memory caching solutions (e.g., Redis or Memcached) to address high-performance requirements.
• Observability and Monitoring: Experience setting up and utilizing observability tools, including logging, metrics collection (e.g., Prometheus, Grafana), and tracing, to troubleshoot distributed systems in production.
• Advanced Database Knowledge: Advanced knowledge of database design, query optimization, and performance tuning beyond basic MySQL administration.
• Experience with the Go language (Golang) in a production environment.
• Familiarity with object-oriented databases.

Medallia is committed to equal pay and transparency. The annual base salary range for this position is $135,000-$210,000 USD. Please note that the salary range information provided is a general guideline and combines all of the distinct labor markets within the US. It is uncommon for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on a variety of factors. Medallia considers factors such as (but not limited to) scope and responsibilities of the position, candidate’s work experience, candidate’s work location, education/training, key skills, internal peer equity, external market data, as well as, market and business considerations when making compensation decisions.

Medallia also offers competitive health and wellness benefits, including but not limited to medical, dental, vision, 401(k), short-term and long-term disability, life and AD&D insurance, statutory leaves, paid parental leave, and paid holidays. Benefits and eligibility may vary by location and role.

At Medallia, we celebrate diversity and recognize the value it brings to our customers and employees. Medallia is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age (40 and over), disability, genetic information, veteran status or military service, or any other status protected by state or local law. Individuals with a disability who need an accommodation to apply please contact us at [e-mail]. For information regarding how Medallia collects and uses personal information, please review our Privacy Policies. Applications will be accepted for 30 days from the date this role was posted or until the role has been filled.