Software Back-end Architect

Shiji Group provides software solutions and services for the hospitality, food service, retail and entertainment industries, ranging from hotel management solutions to food and beverage and retail systems, payment gateways, data management, online distribution and more. Founded in 1998 as a network solutions provider for hotels, Shiji Group today comprises 5,000 employees in 80+ subsidiaries and brands, serving over 91,000 hotels, 200,000 restaurants and 600,000 retail outlets. Shiji is committed to connecting the global business of hospitality. We provide an integrated suite of technological solutions that empower hotel, retail, food, and entertainment companies to better connect with their guests.

Shiji Group is looking for a Software Architect to join our Barcelona team. You will be designing, developing and maintaining large enterprise applications, focusing on security, scalability and industry best practices. Collaborating with crossfunctional teams in an Agile environment, you will deliver highest quality solutions. A strong background in Cloud Architecture Design, Design Patterns and Java Spring Boot is essential, along with expertise in modern software development practices.  

Key Reponsibilities:

• Design and architect enterprise-level applications for large-scale systems, ensuring scalability, reliability and performance.
• Collaborate with development teams to implement best practices in coding, code complexity reduction and static analysis.
• Ensure compliance with OWASP security standards and integrate security measures into the software development lifecycle.
• Develop and maintain RESTful platforms and APIs for seamless integration with other systems.   
• Implement CQRS (Command Query Responsibility Segregation) architecture to optimize data handling and system performance
• Refactor existing code aiming performance, cost reduction and maintainability. 
• Work with Agile methodologies to deliver high-quality software in iterative cycles.   
• Lead data transformation initiatives to ensure efficient data processing and storage.   
• Collaborate with cloud architecture teams to design and deploy applications on Cloud platforms.  
• Provide technical mentorship to development teams.   
• Stay up to date with emerging technologies and industry trends to continously improve our system

• 5+ years of experience as a Software Architect or in a similar role.   
• In depth knowledge of Messaging Systems, CQRS architecture and its implementations in large-scale systems. 
• Strong expertise in Java and Spring Boot for writing microservices.   
• Proficiency in designing and developing RESTful platforms and APIs.   
• Solid understanding of cloud architecture concepts.   
• Familiarity with static analysis tools and techniques to ensure code quality.   
• Strong understanding of Agile methodologies and experience working in Agile teams.   
• Expertise in data transformation and optimizing data workflows.   
• Proven ability to write unit tests and ensure high code coverage.   
• Excellent problem-solving skills and the ability to reduce code complexity.   
• Strong communication skills in English (both written and spoken).   

Nice-to-Have Skills   

• Cloud & Infrastructure
  • Previous experience with AWS architecture and cloud-based solutions. 
  • Experience with CI/CD pipelines and DevOps practices. 
• Distributed Systems & Data Engineering
  • Solid knowledge of Kafka for event-driven architectures. 
  • Experience with Big Data technologies such as Hadoop or similar tools. 
  • Familiarity with NoSQL databases, including MongoDB, Elasticsearch, and Apache Cassandra. 
  • Strong understanding of relational databases like MySQL. 
• Software Architecture & Development
  • Expertise in Microservices-based architecture using Docker and Kubernetes. 
• Frontend & UI Technologies
  • Experience with modern front-end development technologies. 
• Languages & Communication
  • Fluency in Spanish. 

• Hybrid model of work
• Flexible work schedule
• Free coffee, tea, fresh fruit at the office
• International team and fantastic work environment
• Brand new offices located in the center of Barcelona
• Discounts on Private health insurance, ticket restaurant, transport..