Java Backend Developer

Job Description You'll work on Clear's global e-invoicing platform —a suite of Java/Spring Boot services that generate, validate, route, and exchange tax-compliant invoices across multiple countries, including India, Saudi Arabia, Malaysia, Belgium, UAE, and the expanding EU/Peppol ecosystem. The backend handles government-format mapping, network routing to tax-authority APIs, and Peppol four-corner document exchange. It is an event-driven, workflow-orchestrated platform built as Maven multi-module services. This is an individual contributor role for an experienced backend engineer who can quickly understand an existing codebase and contribute independently. You'll own well-scoped features, resolve production issues, and deliver high-quality solutions while collaborating with senior engineers on larger technical initiatives. What You'll Do Build and deliver backend features within existing Java/Spring Boot services. Understand and navigate a large, existing enterprise codebase. Diagnose and resolve production issues. Develop and maintain REST APIs. Implement unit and integration tests to ensure code quality. Work across Maven multi-module services following established engineering patterns. Participate in code reviews and maintain high-quality Git/PR practices. Collaborate with cross-functional teams in a distributed agile environment. Contribute to continuous improvements in code quality, maintainability, and performance. 3–5 years of professional backend development experience using Java. Strong hands-on experience with Java 11 or Java 17 . Proven experience building microservices using Spring Boot . Strong understanding of RESTful API design and development. Experience working with MongoDB or similar databases. Experience navigating and maintaining large, existing codebases. Strong experience with Maven , Git , and automated testing using JUnit/Mockito. Ability to work independently and contribute with minimal onboarding. Strong communication skills and experience working in a remote, international team. 👋🏼 We're Nimbus Data Systems . We are a digital product engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale—across all devices and digital mediums, and our people exist everywhere in the world (19,000+ experts across 34 countries, to be exact). Our work culture is dynamic and non-hierarchical. We're looking for great new colleagues. That's where you come in! Originally posted on Himalayas