Backend Developer (Java/Spring Boot)

Accountabilities

• Develop clean, maintainable, testable, and efficient backend applications using Java and Spring Boot.


• Design, build, and maintain secure, reliable REST APIs and backend services for frontend applications and other systems.


• Develop and maintain PostgreSQL database schemas, queries, indexes, migrations, data models, and persistence layers using Hibernate/JPA.


• Translate product and business requirements into robust backend functionality and well-structured business logic.


• Develop and maintain microservices within distributed backend architectures.


• Implement third-party integrations, internal services, and other backend integrations based on project requirements.


• Ensure data accuracy, consistency, validation, and correct handling of edge cases.


• Write and maintain automated tests and collaborate closely with QA engineers to ensure appropriate feature coverage.


• Take ownership of assigned backend features from implementation through testing, release, and delivery.


• Collaborate with frontend engineers, QA, DevOps, product managers, designers, and other backend developers to deliver complete product features.


• Identify and communicate unclear requirements, technical risks, dependencies, and potential blockers early.


• Participate in code reviews, pull requests, and collaborative development workflows.


• Contribute to improving engineering practices, code quality, maintainability, and team processes.


• Use AI-assisted development tools where appropriate to improve productivity while applying sound engineering judgment.

• 3+ years of professional backend development experience.


• Strong practical knowledge of modern Java development; experience with Java 21 is preferred.


• Hands-on experience building backend applications and services with Spring Boot.


• Practical experience with Hibernate/JPA and ORM-based persistence.


• Good knowledge of PostgreSQL, relational databases, SQL, data modeling, and query performance.


• Experience designing, implementing, testing, and consuming RESTful APIs.


• Practical experience with automated backend testing and a strong understanding of testing as an integral part of software development.


• Comfortable using Git, pull requests, code reviews, and collaborative development workflows.


• Familiarity with microservices and distributed systems.


• Experience with Domain-Driven Design or Event-Driven Architecture is a plus.


• Familiarity with AWS or another cloud environment is advantageous, particularly experience with ECS/Fargate.


• Experience in Fintech, SaaS, HR, Payroll, ERP, AI-enabled products, or complex enterprise platforms is beneficial.


• Strong ownership and autonomy, with the ability to manage assigned features independently while knowing when to involve others.


• Strong communication and collaboration skills when working with technical and non-technical stakeholders.


• Ability to understand business requirements and translate them into reliable, well-structured backend solutions.


• Experience using AI-assisted development tools such as Claude Code or similar is a bonus.


• Fluent professional English is required.


• Spanish language skills are a significant advantage, particularly for collaboration with LATAM stakeholders.


• Comfortable working remotely and organizing your schedule around required collaboration windows.

• Salary: €3,000 gross per month under a B2B contract.


• Project duration: Project-focused engagement currently expected to run through February 2027.


• Fully remote: Work remotely from Europe or LATAM.


• Flexible schedule: Standard 40-hour workweek with flexibility to organize your working hours around the team’s collaboration needs.


• Time-zone flexibility: Most working hours should overlap with the 9:00 AM–7:00 PM CET collaboration window.


• Cross-functional environment: Work closely with backend, frontend, QA, DevOps, product, design, and client teams.


• Autonomy: Take meaningful ownership of your work, manage responsibilities independently, and influence how solutions are delivered.


• Modern engineering practices: Work with contemporary backend technologies, cloud infrastructure, automated testing, microservices, and AI-assisted development tools.


• Remote collaboration: Join a distributed team with processes and tooling designed to support transparency and effective remote work.


• Professional growth: Develop your technical and product skills through continuous collaboration, problem-solving, and exposure to diverse digital projects.


• Collaborative culture: Work in an environment built around clarity, curiosity, growth, craftsmanship, care, and open communication.

Deze vacature komt van Lever. Originele vacature bekijken ↗