Java Developer (Backend / Full-Stack)

Visa Sponsorship Not available at this time – US Citizens, Green Card holders, or existing work authorization only About the Role We are seeking a talented and motivated Java Developer to join our engineering team and help build scalable, high-performance enterprise applications. You will contribute to the full software development lifecycle, from design and implementation to testing and deployment, working on mission‑critical systems that serve millions of users. This is an excellent opportunity for someone who enjoys modern Java development, microservices architecture, and cloud-native practices. Key Responsibilities Design, develop, test, and maintain robust backend services and APIs using Java and Spring Boot Build and integrate RESTful / GraphQL APIs and microservices Collaborate with product managers, frontend developers, QA, and DevOps to deliver features end-to-end Write clean, maintainable, and well‑documented code following best practices Perform code reviews, unit/integration testing, and participate in Agile ceremonies (stand‑ups, sprint planning, retros) Optimize application performance, troubleshoot issues, and improve system reliability Work with relational databases (PostgreSQL / MySQL) and NoSQL stores when needed Participate in on‑call rotation (as needed for production systems) Required Qualifications 4+ years of professional experience developing production‑grade applications with Java (Java 11+ preferred, Java 17/21 a big plus) Strong hands‑on experience with Spring Boot , Spring Framework (including Spring Security, Spring Data, Spring Cloud) Solid understanding of RESTful API design , microservices architecture, and API security patterns Proficiency with SQL and experience working with relational databases (PostgreSQL, MySQL, Oracle, etc.) Experience with version control using Git (GitHub / GitLab / Bitbucket) and branching strategies Familiarity with unit and integration testing (JUnit, Mockito, Testcontainers, etc.) Understanding of Agile / Scrum methodologies Excellent problem‑solving skills and attention to detail Strong written and verbal English communication Must be authorized to work in the United States without sponsorship (US Citizen, Permanent Resident / Green Card, or existing valid work authorization) Highly Desirable (Big Plus) Experience with cloud platforms ( AWS , Azure , or GCP – especially containers, Kubernetes, or serverless) Knowledge of Docker , Kubernetes , CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI) Frontend experience (React, Angular, Vue, or basic HTML/CSS/JS) – for full‑stack roles Experience with message queues (Kafka, RabbitMQ) or event‑driven architecture Familiarity with monitoring tools (Prometheus, Grafana, ELK stack) Exposure to reactive programming (Project Reactor, RxJava) or modern Java features Nice to Have Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent practical experience) Certifications: Oracle Certified Professional Java SE, Spring Professional, AWS Certified Developer, etc. Experience in fintech, healthcare, e-commerce, or SaaS environments We are an equal opportunity employer and value diversity. All qualified applicants will receive consideration regardless of race, color, religion, sex, national origin, age, disability, veteran status, or any other characteristic protected by law. #J-18808-Ljbffr