Senior Java Software Developer

Job: Senior Software Developer
Location (if onsite/hybrid: Hybrid in Alexandria, VA (must be local to the area)
Expected duration: min 12 months
Interview process: video screen with a recruiter; phone screen with Account Manager, technical panel interview with the client (onsite)

Required skills, experience, etc.: 7+ years of professional software development experience, 5+ years of Java (version 11+), Spring Boot, Spring framework, RESTful APIs and microservices, Azure, MS SQL Server

Preferred skills: prior experience working with large transit systems or public sector
This position is not eligible for sponsorship. Candidates must be authorized to work in the United States.

Job Description
We are looking for a Senior Software Developer to design, develop, deploy, and support Java, Spring Boot, RESTful API, and Microsoft Azure cloud-native applications. This position will be a  contract and hybrid in Alexandria, VA.

What You'll Do
Design, develop, test, and maintain enterprise applications using Java, Spring Boot, and Microsoft Azure technologies
Develop and support RESTful APIs, microservices, and integrations with internal and external systems
Build and maintain scalable, secure, and highly available cloud-native applications
Integrate and process real-time data from APIs, messaging systems, and external data feeds
Support application deployments, production troubleshooting, root cause analysis, and performance optimization
Implement and maintain CI/CD pipelines, automated testing, and release management processes
Collaborate with business analysts, architects, infrastructure teams, and developers to deliver technical solutions
Participate in architecture discussions, code reviews, technical documentation, and development best practices
Support enterprise applications and system integrations
Contribute to application reliability, security, monitoring, and continuous improvement initiatives

What You'll Need

Required:
7+ years of professional software development experience
5+ years of experience developing applications using Java (Java 11/17/21)
5+ years of experience with Spring Boot and Spring Framework
5+ years of experience developing RESTful APIs and microservices
5+ years of experience integrating distributed enterprise applications
5+ years of experience with object-oriented design, design patterns, multithreading, concurrency, and asynchronous processing
5+ years of experience with JSON, XML, HTTP/HTTPS, WebSockets, and third-party API integrations
5+ years of experience with SQL and relational databases such as Microsoft SQL Server or PostgreSQL
5+ years of experience troubleshooting application performance, memory utilization, and production issues
5+ years of experience using Git and GitHub, including branching, pull requests, and release management
3+ years of experience developing, deploying, and supporting applications in Microsoft Azure
3+ years of experience with Azure App Service, Azure Functions, Azure Container Apps, and Azure Container Registry
3+ years of experience with Azure SQL Database, Azure Storage, Key Vault, Azure Monitor, and Application Insights
3+ years of experience building CI/CD pipelines and automated testing using GitHub Actions or Azure DevOps
3+ years of experience with Maven or Gradle and Docker containerized deployments
Industry certifications in Azure, Java, or cloud technologies

Preferred:
Experience supporting large-scale enterprise environments
Experience with real-time data processing and event-driven architectures
Knowledge of OpenTripPlanner (OTP), GTFS, or other geospatial/data integration platforms
Experience with Azure networking, including Virtual Networks, Private Endpoints, DNS, Front Door, API Management, and Entra ID
Experience with cloud security, high availability, disaster recovery, and cost optimization
Experience working in highly regulated or public-facing environments