> Markdown version of [/jobs/ext/1485194-java-full-stack-developer-principal-level-individual-contributor](https://www.wearedevelopers.com/jobs/ext/1485194-java-full-stack-developer-principal-level-individual-contributor). 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). --- # Java Full Stack Developer- Principal Level Individual Contributor - **Company:** Sincera Technologies, Inc. - **Location:** United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Spring Security, Application Services, Microsoft Azure, Cloud Computing, Cloud Engineering, Software Quality, Databases, Relational Databases, Database Design, DevOps, Fault Tolerance, Github, Hibernate (Java), Java Persistence API, Spring Framework, Junit, Key Management, PostgreSQL, SQL Azure, Object-Relational Mapping, OAuth, Oracle (Applications), Scrum Methodology, Query Optimization, Openid Connect, Mockito, Software Engineering, SQL Stored Procedures, Data Streaming, TypeScript, Azure Service Bus, Freeform SQL, Enterprise Software Applications, Test-Driven Development (TDD), Spring Cloud, ReactJS, Database Optimization, Spring-boot, Backend, Vue.js, Spring Data, Containerization, AngularJS, Integration Tests, Kubernetes, Production Code, Apache Kafka, Cosmos DB, Azure AKS, Front End Software Development, Api Design, Api Gateway, Restful APIs, Serverless Computing, Docker, Microservices - **Published:** July 29, 2026 - **Apply:** https://www.dice.com/job-detail/682b49ab-9e08-443d-8348-2cc95122a251 ## About the Role As a principal-level IC, you will operate with high autonomy, solving complex architectural and performance challenges while translating intricate business requirements into clean, production-grade code. Excellent verbal and written communication skills are essential, as you will directly collaborate with product managers, system architects, and business stakeholders., * Experience: 12+ years of hands-on software development experience building enterprise-grade applications. * Core Java & Frameworks: Deep expertise in Java (Java 8/11/17+), Spring Framework (Spring Boot, Spring Data, Spring Security, Spring Cloud). * Microservices & REST APIs: Extensive experience designing, developing, and decoupling monolithic applications into distributed, event-driven Microservices using REST APIs. * Cloud Infrastructure (Azure): Proven hands-on experience working with Microsoft Azure services (Azure App Services, Blob Storage, Azure SQL / Cosmos DB, Service Bus, Azure DevOps). * Database & SQL: Strong proficiency in relational databases, advanced SQL query optimization, transaction management, and ORM frameworks (Hibernate / JPA). * Frontend Basics / Full Stack: Proficiency with modern frontend technologies (TypeScript, React.js, Angular, or Vue.js) to build or integrate full-stack UI workflows. * Autonomy & Impact: Demonstrated track record as a top-tier Individual Contributor who thrives without micro-management. * Communication Skills: Exceptional oral and written communication skills with the ability to lead technical discussions, document system designs, and influence technical direction. Preferred Qualifications * Hands-on experience with containerization technologies (Docker, Kubernetes / AKS). * Experience implementing OAuth2, OpenID Connect, and API Gateway security protocols. * Knowledge of TDD (Test-Driven Development) and automated testing frameworks. ## Description We are seeking an exceptionally skilled Senior Java Full Stack Developer with 12+ years of enterprise software engineering experience to serve as a high-impact Individual Contributor (IC). In this role, you will take end-to-end ownership of designing, building, and deploying scalable microservices, resilient REST APIs, and modern frontend interfaces on Microsoft Azure., * Hands-on Full Stack Engineering: Design, build, and maintain high-performance, fault-tolerant microservices and responsive frontend components from end to end. * Backend & API Architecture: Develop clean, secure RESTful APIs using Java (Java 11/17+) and Spring Boot, * Familiarity with Kafka or Azure Event Hubs for event-driven processing. * Cloud Native Deployment: Leverage Azure components (e.g., Azure App Services, Azure Functions, Azure Kubernetes Service, Azure Service Bus, Azure Key Vault) to deploy, run, and scale applications. * Database Design & Optimization: Write, tune, and maintain complex SQL queries, stored procedures, schema migrations, and indexing strategies (using Oracle,PostgreSQL). * Technical Ownership: Work as a self-driven Individual Contributor taking direct accountability for feature delivery, system performance, code quality, and production stability. * Cross-Functional Collaboration: Articulate technical concepts clearly to non-technical stakeholders, collaborate closely with Product Owners, and actively participate in architecture reviews and sprint planning. * DevOps & Quality Assurance: Implement robust unit/integration tests (JUnit, Mockito) and contribute to automated CI/CD pipelines (Azure DevOps / GitHub Actions). ## Related Videos - [Goodbye Microservices, Hello Self-Contained Systems](https://www.wearedevelopers.com/videos/100009-goodbye-microservices-hello-self-contained-systems) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [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) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company) - [From boy scouting to redrawing the landscape](https://www.wearedevelopers.com/videos/1140-from-boy-scouting-to-redrawing-the-landscape) ## Related Articles - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again) - [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) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer)