PRINCIPAL DEVELOPER RESPONSIBILITIES 

• Lead the design and implementation of systems. 

• Define technical standards, best practices, and coding guidelines for the team together with Architects. 

• Collaborate with architects and business analysts to define domain boundaries and integration patterns. 

• Ensure scalability, maintainability, and security in all technical solutions. 

• Actively participate in coding for proof of concepts (PoCs) and critical components. 

• Support the team in developing complex features and resolving technical challenges. 

• Review and optimize existing code to improve performance and maintainability. 

• Provide guidance and mentorship to developers, fostering technical growth and collaboration. 

• Conduct code reviews and ensure adherence to architectural principles. 

• Act as a bridge between development, architects, product, and business teams. 

• Facilitate technical discussions and decision-making processes. 

• Oversee the implementation of automated testing and CI/CD pipelines. 

• Ensure timely delivery of high-quality software components. 

• Stay updated on emerging technologies and propose improvements to the architecture. 

• Promote a culture of continuous learning and technical excellence. 
   

PRINCIPAL DEVELOPER REQUIREMENTS 
 
Soft Skills: 

• Analytical Thinking: Ability to break down complex problems into manageable components. 

• Communication: Clear and effective communication skills for both technical and non-technical audiences. 

• Collaboration and Teamwork: Strong collaborative skills to work effectively with cross-functional teams. 

• Adaptability: Comfortable working in a fast-paced, evolving environment. 

• Problem-Solving: Strategic thinking to resolve complex technical challenges. 

• Attention to Detail: Ensures high standards in design and implementation. 

• Organization: Ability to manage priorities and structure team workflows effectively. 

• Responsibility: Ownership of technical decisions and accountability for deliverables. 

• Leadership: Ability to inspire and guide the team toward achieving technical goals. 
   

 
Technical Skills: 

• Minimum 10 years of experience in Software Development. 

• Strong backend development experience with: Kotlin or Java, Quarkus or Spring Boot, SQL and NoSQL databases. 

• Frontend development hands-on skills with React or Angular. 

• Proficiency in DDD, microservices, API design, and event-driven architecture. 

• Solid experience with AWS cloud platform. 

• Knowledge of CI/CD pipelines, containerization, and DevOps best practices. 

• Strong experience with RabbitMQ or Kafka. 

• PHP experience is a plus, as it will be needed to analyse existing PHP code. 

• Ability to quickly learn and adopt new technologies. 

• Strong understanding of data modeling, integration patterns, and security best practices. 

• Metrics oriented, knowledge of delivery metrics, implementation and usage to build high performance teams. 

• Knowledge of accelerate extreme programming and software craftsmanship principles would be a nice to have. 

• Proficiency in documentation, UML, C4 modeling, AWS diagrams, data flow, threat modeling, and non-functional requirements. 

• Experience using GitHub Copilot or similar AI tools for coding. 

• Good English speaking, reading and writing skills, B2-C1.