Senior Software Engineer bei Principal Global Services

Role Overview

We are seeking a Senior Software Engineer with strong expertise in Java (primary) and modern UI frameworks (secondary) to design and develop scalable, high-performance applications with rich user interfaces. The ideal candidate will have deep backend development experience in Java and hands-on exposure to front-end technologies like React, TypeScript, and Next.js.

Key Responsibilities

• Backend Development (Primary)
• Design, develop, and maintain enterprise-grade applications using Java and related frameworks.
• Implement RESTful APIs and integrate with front-end applications.
• Ensure application performance, scalability, and security.
• UI Development (Secondary)
• Build responsive, dynamic, and user-friendly interfaces using React, TypeScript, and Next.js.
• Collaborate with UX designers to implement intuitive designs.
• Collaboration & Leadership
• Work closely with architects, product owners, and cross-functional teams.
• Mentor junior developers and contribute to technical best practices.
• Quality & Performance
• Conduct code reviews, write unit/integration tests, and ensure adherence to coding standards.
• Troubleshoot and resolve complex technical issues.

Must-Have Skills

Java (Primary Skill)

• Core Java: OOP, Collections, Generics, Exception Handling, Multithreading.
• Frameworks: Spring Boot, Spring MVC, Spring Data JPA, Hibernate.
• APIs: RESTful API design and implementation.
• Build & CI/CD: Maven/Gradle, Jenkins, Git.
• Testing: JUnit, Mockito.

UI (Secondary Skill)

• React.js: Component-based architecture, hooks, state management.
• TypeScript: Strong typing, interfaces, generics.
• Next.js: Server-side rendering (SSR), static site generation (SSG).
• UI Best Practices: Responsive design, accessibility, performance optimization.

Good to Have

• Microservices Architecture and containerization (Docker, Kubernetes).
• UI Libraries: Material-UI, Tailwind CSS.
• Testing: Jest, React Testing Library.
• Database Skills: SQL (MySQL/PostgreSQL).

Soft Skills

• Strong problem-solving and analytical skills.
• Excellent communication and collaboration abilities.
• Ability to work independently and mentor team members.