> Markdown version of [/jobs/ext/1347379-backend-java-developer](https://www.wearedevelopers.com/jobs/ext/1347379-backend-java-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Java Developer - **Company:** Propertyvalue Lighthouse Technology Services - **Location:** Buffalo, NY, United States - **Salary:** $145,600.0 - $156,000.0 - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Application Programming Interfaces (APIs), Application Performance Management, Authentication Protocols, Build Automation, Unit Testing, Microsoft Azure, Software Quality, Data Structures, Design of User Interfaces, Monitoring of Systems, Web Servers, OAuth, Cloud Services, Oop Languages, Data Logging, Enterprise Software Applications, Concurrency, Spring-boot, Build Management, Front End Software Development, Restful APIs, Serverless Computing, Key Vault - **Published:** July 19, 2026 - **Apply:** https://www.dice.com/job-detail/e86b65ee-6fd2-485c-94dd-eeebf4b0f2b4 ## About the Role * Strong proficiency in Java development with deep understanding of OOP principles, data structures, and concurrency patterns * Proven experience building RESTful APIs using Spring Boot framework * Solid experience with Azure cloud services including Azure Functions, Key Vault, Managed Identities, and Azure monitoring tools * Demonstrated ability working with HTTP client libraries and integrating third-party APIs * Strong understanding of OAuth 2.0 and API authentication best practices * Experience with build automation tools and implementing comprehensive unit testing strategies * Solid understanding of error handling patterns and resilient system design * NOTE: Front-end/UI development is not applicable for this role. ## Description Lighthouse Technology Services is partnering with our client to fill their Backend Java Developer position! This is a 12-18 month contract and will be hybrid on site 4 days per week in Buffalo, NY. This role will be a W2 employee of Lighthouse Technology Services. No C2C or subcontracting arrangements will be considered., * Design and build scalable RESTful APIs using Spring Boot to support enterprise applications and services * Develop and maintain Azure-based cloud solutions, including Azure Functions, Service Integration, and Key Vault implementations * Implement secure API authentication mechanisms using OAuth 2.0 and other modern authentication protocols * Integrate external APIs and services using Java HTTP client libraries while ensuring robust error handling and monitoring * Build and maintain automated testing frameworks and unit tests to ensure code quality and reliability * Leverage Azure Managed Identities for secure service-to-service authentication and resource access * Monitor and optimize application performance using Azure monitoring tools and logging frameworks * Collaborate with cross-functional teams to translate business requirements into technical solutions ## Related Videos - [Keeping applications secure by evolving OAuth 2.0 and OpenID Connect](https://www.wearedevelopers.com/videos/100152-keeping-applications-secure-by-evolving-oauth-2-0-and-openid-connect) - [Best Practices for Using GitHub Secrets](https://www.wearedevelopers.com/videos/1214-best-practices-for-using-github-secrets) - [An Opinionated Guide to Bulletproof APIs](https://www.wearedevelopers.com/videos/100182-an-opinionated-guide-to-bulletproof-apis) - [Delay the AI Overlords: How OAuth and OpenFGA Can Keep Your AI Agents from Going Rogue](https://www.wearedevelopers.com/videos/1637-delay-the-ai-overlords-how-oauth-and-openfga-can-keep-your-ai-agents-from-going-rogue) - [Say goodbye to building boring APIs with Azure Data API Builder](https://www.wearedevelopers.com/videos/1194-say-goodbye-to-building-boring-apis-with-azure-data-api-builder) - [Develop enterprise-ready applications for Microsoft Teams with Azure resources on modern web technologies](https://www.wearedevelopers.com/videos/187-develop-enterprise-ready-applications-for-microsoft-teams-with-azure-resources-on-modern-web-technologies) ## Related Articles - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [Top 10 Java Libraries](https://www.wearedevelopers.com/magazine/364-top-10-java-libraries) - [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)