Senior Fullstack Developer (Java + React) - R01563758

Team: Digital Engineering : Digital Engineering

Location: Bucharest, Romania, Romania

Commitment: Employee

Workplace Type: remote

About the Role

We are looking for a highly skilled Senior Full Stack Developer (Java + React) to join our team and contribute to the development of a mission-critical enterprise payments platform.
You will be responsible for building secure, scalable, and high-performance applications that support payment processing, transaction management, and financial integrations. This role requires strong expertise across both backend and frontend technologies, as well as a solid understanding of payments systems and financial-grade applications.

Key Responsibilities

• Design, develop, and maintain end-to-end full stack solutions using Java (Spring Boot) and React.
• Build and enhance payment processing systems, including transaction workflows and integrations with external providers.
• Develop secure and scalable RESTful APIs and backend services.
• Implement responsive and high-quality user interfaces with React.
• Ensure high availability, performance, and scalability of payment systems.
• Apply secure coding practices aligned with financial and regulatory standards.
• Collaborate with product owners, architects, QA, and DevOps teams to deliver robust solutions.
• Participate in system design, architecture decisions, and code reviews.
• Troubleshoot and resolve complex production issues.
• Contribute to CI/CD pipelines, automated testing, and deployment processes.

Qualifications & Skills

• 6+ years of experience in full stack development.
• Strong expertise in Java and Spring Boot and React (modern hooks, state management)
• Experience building enterprise-grade applications, preferably in payments or financial services.
• Solid understanding of microservices architecture and distributed systems.
• Experience with REST APIs, asynchronous processing, and messaging systems (e.g., Kafka, RabbitMQ).
• Strong knowledge of SQL/NoSQL databases.
• Familiarity with authentication and security standards (e.g., OAuth2, JWT, PCI-DSS awareness).
• Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes).
• Proficiency with Git and CI/CD tools.
• Available to work 4-5 hours overlap with EST timezone