Sr. Software Engineer (Java)

RealPage, Inc.•Richardson, TX

About The Position

RealPage is transforming the property management industry through innovative software solutions—and is rapidly embracing AI to accelerate that transformation. Our mission is to improve operational efficiency, increase resident satisfaction, and drive growth for our customers by leveraging cutting-edge technology across our product ecosystem. As a Senior Software Engineer within our Integrated Front Office, you will be a key contributor to the development and optimization of robust, scalable applications across multiple product suites. You will bring strong software engineering expertise with a deep emphasis on Java and enterprise technologies to help power mission-critical systems that support leasing, CRM, screening, marketing, and integrations. You will work cross-functionally with engineering, product, QA, and architecture to deliver modern, maintainable, and performance-driven solutions that serve thousands of customers in real-estate technology.

Requirements

Bachelor’s Degree in Computer Science, Engineering, or a related technical field—or equivalent industry experience.
12+ years of professional software development experience with strong, deep expertise in Java for building enterprise web applications.
Strong hands-on experience with Spring Boot, Spring MVC, and building RESTful APIs.
Experience implementing application-level caching, including distributed caching frameworks like Redis.
Deep understanding of Spring Security, including authentication, authorization, token-based security (JWT), and OAuth2.
Practical knowledge of Aspect-Oriented Programming (AOP) for handling cross-cutting concerns in enterprise applications.
Deep understanding of object-oriented programming, SOLID principles, design patterns, and modern API development (REST / GraphQL).
Proficiency with Java EE / Jakarta EE technologies including Servlets, JPA/Hibernate, and dependency injection.
Strong experience with multithreading and concurrency in Java (ExecutorService, CompletableFuture, thread-safe data structures).
Experience with DB2, PostgreSQL, or other relational databases, including query optimization and schema design.
Experience working with distributed systems, enterprise applications, and high-volume transactional systems.
Familiarity with Docker and container-based development workflows.
Strong understanding of software development lifecycle (SDLC), Agile practices, CI/CD, and test automation.
Knowledge of web technologies (JavaScript, HTML, CSS), and optionally experience integrating with modern frameworks like React or Angular.
Excellent communication skills and ability to collaborate with cross-functional teams in a remote-first environment.

Nice To Haves

Experience with Spring Cloud for building cloud-native microservices (Config Server, Eureka, Zuul/Gateway, Resilience4j).
Hands-on experience with Apache Kafka, RabbitMQ, or other message brokers for event-driven architectures and pub/sub patterns.
Proficiency with JUnit 5, Mockito, TestContainers, and integration testing strategies; experience with TDD.
Knowledge of cloud-native development principles and experience with Azure, AWS, or GCP (App Services, Lambda, ECS, AKS).
Experience with Kubernetes orchestration for Java microservices in production environments.
Familiarity with Java performance tuning—JVM internals, garbage collection strategies, heap analysis, profiling tools (JVisualVM, JFR, YourKit).
Experience with reactive programming in Java (Project Reactor, Spring WebFlux).
Knowledge of build tools such as Maven and Gradle, and CI/CD platforms like Jenkins, Azure DevOps, or GitHub Actions.
Experience with API gateway patterns and service mesh technologies (Istio, Envoy).
Familiarity with observability and monitoring tools such as Prometheus, Grafana, ELK Stack, Splunk, or Application Insights.
Experience with database migration tools like Flyway or Liquibase.
Familiarity with prompt engineering and utilizing AI coding assistants to accelerate development.
Experience in highly regulated or enterprise software environments with an emphasis on quality and reliability.

Responsibilities

Full-Stack Development: Design, develop, and maintain high-performance Java applications and microservices using Spring Boot, Spring MVC, and supporting technologies.
Technical Leadership: Serve as a senior contributor and technical mentor for engineering teams. Lead design reviews, architectural discussions, and code reviews.
Code Quality & Best Practices: Write clean, testable, maintainable code that aligns with modern design patterns, performance standards, and security best practices.
Systems Integration: Develop RESTful APIs and services to integrate across RealPage’s ecosystem and external platforms, ensuring seamless interoperability between microservices and legacy applications.
Database Engineering: Design, query, and optimize complex databases including DB2, PostgreSQL, and other RDBMS systems. Work with large datasets, indexes, and distributed transactions.
Cloud Readiness: Build applications ready for deployment in cloud environments such as Azure or AWS, focusing on performance, security, and cost-efficiency.
DevOps & Containers: Support application containerization and deployment using Docker and Kubernetes. Collaborate with DevOps to ensure CI/CD pipelines support scalability and quality.
Cross-Functional Collaboration: Partner closely with product owners, QA engineers, UX designers, and release train engineers to ensure cohesive product delivery and alignment with business goals.
Troubleshooting & Debugging: Proactively investigate and resolve production issues, participate in incident response when necessary, and implement long-term solutions.
Continuous Improvement: Contribute to evolving engineering standards and improving team workflows, documentation, and reusable components.