Senior Fullstack Architect: Microservices Modernization

Sunstice; Boulogne-Billancourt; Sur place; EUR 95 000 - 120 000; Plein temps

Résumé du poste

Sunstice is seeking a Senior Fullstack Software Architect for a 12-month freelance contract in the Île-de-France region. You will join an agile team to drive modernization, reduce technical debt, and evolve our frontend and backend architectures.

The role involves hands-on work across the software development lifecycle, technical decision-making, and close collaboration with cross-functional teams to deliver scalable, maintainable solutions.

Qualifications

• At least 8 years of professional software development experience.
• Strong expertise in Java and microservices-based architectures.
• Solid understanding of modern software engineering practices, including TDD, CI/CD, and code reviews.
• Experience with application performance optimization and scalable architectures.
• Ability to work autonomously while collaborating within cross-functional teams.

Responsabilités

• Analyze and assess existing technical debt and identify opportunities for improvement.
• Refactor and decompose complex application modules.
• Drive migration from monolithic to microservices architecture.
• Design and implement deployment pipelines and CI practices.
• Participate in all phases of software development from analysis to testing and reviews.
• Collaborate with developers, architects, and product stakeholders to deliver scalable solutions.

Connaissances

Java

Microservices

TDD

CI/CD

Code reviews

Autonomy

Outils

Docker

GitHub

Description du poste

Sunstice is seeking a Senior Fullstack Software Architect for a 12-month freelance contract in the Île-de-France region. You will join an agile team to drive modernization, reduce technical debt, and evolve our frontend and backend architectures.

The role involves hands-on work across the software development lifecycle, technical decision-making, and close collaboration with cross-functional teams to deliver scalable, maintainable solutions.