Full-stack Developer

Role Summary

• •Develop and deliver end-to-end features from API design (Ruby on Rails) to frontend implementation (React) with full ownership.
• •Collaborate daily with Product, data engineers, and data scientists to ensure feature quality and alignment.
• •Work in a startup environment focused on ad tech analytics with a strong emphasis on AI-assisted development tools.
• •Optimize application performance and maintainability while proposing improvements to architecture and workflows.
• •Participate in technical design workshops and contribute to testing, CI/CD, and code review processes.

About the Company

• •A leading ad tech company providing AI-based SaaS solutions to optimize publisher revenues and efficiency.
• •Trusted by over 100 prestigious customers worldwide, including Microsoft and Tripadvisor.
• •Company culture emphasizes innovation, autonomy, and leveraging AI tools to accelerate development.
• •Operates in a complex digital ecosystem dominated by major tech players (GAFAs).
• •Mid-sized startup with a strong focus on data-driven products and scalable cloud infrastructure.

What You Should Know

• •Role requires 3+ years experience with Ruby on Rails and React with TypeScript in production environments.
• •Candidates should be pragmatic, autonomous, and comfortable owning features from design through deployment.
• •Strong SQL skills and experience with complex analytical queries are essential; Snowflake knowledge is a plus.
• •Work environment supports full remote with a CET/CEST timezone preference for team collaboration.
• •Opportunity to work with cutting-edge AI-assisted coding tools like Claude Code to boost productivity.

Key Required Skills