AI First Senior Fullstack Developer (Node.js / React)

7bulls.com develops an AI-driven next-generation platform for clinical research that aggregates distributed data from global medical systems, automates operational processes, and supports clinical teams in their daily work.

• Minimum 4 years of commercial experience as a Fullstack Developer, including 4–5 years with Node.js and React web application development.
• Proven delivery of multiple complex production projects from start to finish.
• Mature understanding of the full software development lifecycle (SDLC), including requirements gathering, architecture, testing, CI/CD, and application monitoring.
• Practical experience with AI-assisted programming tools (e.g., GitHub Copilot, Cursor, LLMs) and ability to critically verify and improve AI-generated code.
• Product mindset with proactive approach to refining and implementing user stories end-to-end.
• Ability to consider business value and data security in code, working with sensitive clinical data architectures.
• English language proficiency at B2/C1 level for effective communication in an international project environment.

• Design and develop scalable backend architecture using Node.js and responsive user interfaces with React for operational dashboards.
• Collaborate on building integration contracts (APIs) for efficient data ingestion, mapping, and normalization from external systems (EDC, CTMS, eTMF).
• Utilize AI tools daily to accelerate and improve code quality, including automated unit/integration tests and AI-assisted code reviews.
• Critically review, optimize, and refactor AI-generated code focusing on performance and security.
• Participate actively in SCRUM processes, working closely with Product Leads and Data Scientists to deliver platform milestones.
• Implement solutions adhering to strict data protection standards, including PHI processing, RBAC access controls, and full auditability of code and user actions.