Hybrid Senior Fullstack Software Engineer

at Georgia State University Department of Health Sciences

• Job title: Senior Fullstack Software Engineer
• Job type: Full Time
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: AWS, Cloud, Distributed Systems, JavaScript, Node.js, Rust, TypeScript, Go
• Location requirements: Hybrid, Paris, France

About the role

• Design and deliver scalable multi-SaaS cloud architecture and infrastructure for Vizzia. Collaborate on engineering standards, lead architectural decisions, and mentor engineers.

Responsibilities

• Design and maintain a scalable multi-SaaS architecture enabling the deployment of isolated SaaS environments.
• Build infrastructure that allows teams to automatically deploy new environments (Dev, Staging, Production, Demo).
• Develop and maintain backend services in TypeScript / Node.js.
• Design and operate scalable cloud infrastructure on AWS with strong reliability and security standards.
• Build and improve CI/CD pipelines, infrastructure automation, and monitoring systems.
• Implement a centralized identity and access management layer (SSO) across SaaS platforms.
• Design and maintain cross-platform role and permission management systems.
• Contribute to distributed systems capable of handling high workloads, including media pipelines and encoding jobs.
• Maintain high engineering standards through strong testing practices, documentation, and technical debt reduction.
• Contribute to the architecture of modular and configurable platform components supporting country-specific configurations.
• Provide technical leadership within the engineering team, guiding architecture decisions and mentoring engineers.
• Use AI-assisted development tools (such as Claude Code or Cursor) to improve development velocity and engineering workflows.

Requirements

• Strong experience in backend engineering (TypeScript / Node.js) and building reliable services.
• Proven experience designing cloud architectures on AWS.
• Experience building or operating multi-tenant / multi-SaaS platforms.
• Solid understanding of distributed systems and scalability challenges.
• Comfortable working with DevOps practices, CI/CD pipelines, and infrastructure automation.
• Experience with test-driven approaches (TDD / BDD) and functional testing frameworks such as Cucumber.
• Comfortable contributing to multi-language environments (TypeScript, Rust, Go, C or similar).
• Ability to provide technical leadership, mentor engineers, and guide architectural decisions.
• Strong engineering discipline with attention to code quality, testing, and maintainability.
• Interest in AI-assisted development ecosystems and modern engineering workflows.
• English professional proficiency.

Benefits

• Hybrid work
• “Contrat cadre” and RTT (between 8-12 per year depending on the number of public holidays in the current year)
• A Mac or PC depending on your preferences
• 60% coverage of meal vouchers worth €9 per worked day
• Sustainable mobility allowance
• Mutuelle (Alan)
• Offices located in central Paris (9th arrondissement)
• Annual offsite with the whole team and plenty of company events