ALTEN Romania, part of the international ALTEN Group - with a unique position as a Leader in IT and engineering Consulting- has supported its clients’ development strategies in innovation, R&D, and IT systems since 1996.

Join us in building the future of engineering productivity. We're creating a ground-breaking agent garden that will transform how 40,000+ engineers work—enabling seamless connections between AI systems, engineering tools, and data while fostering a thriving marketplace of AI agents and services.

As a Senior Full-Stack Developer, you'll play a critical role in bridging the gap between our sophisticated agent garden and the tools engineers use every day—from custom UIs to deep integrations with tools like GitLab, Polarion, and beyond.

📒What you will do:

Build User-Facing Experiences

• Design and develop intuitive web applications interfacing with our agent garden
• Create dedicated UI components making complex AI interactions simple and powerful
• Build responsive, accessible interfaces using modern web technologies (React, TypeScript)

Integrate with Engineering Tools

• Develop deep integrations with COTS products like GitLab, Polarion, and other development tools
• Enable agentic AI capabilities within existing workflows (e.g., AI-powered code review)
• Design and implement APIs connecting our system with diverse engineering ecosystems

Enable the AI Revolution

• Work closely with AI agents Developers to expose backend capabilities through agentic interfaces (MCP server or agent tools)
• Build configuration and management interfaces for agents, MCP or A2A Catalog, and marketplace features
• Implement traceability and auditability features giving users visibility into AI actions
• Enforce the IAM delegation from the user to agents to performs engineering action in a secure way

Champion Quality & Craft

• Apply software craftsmanship principles: TDD, clean code, living documentation
• Write comprehensive tests (unit, integration, E2E) and maintain high code quality
• Support development of junior/mid engineers through code reviews, pair programming, and coordinating mentorship
• Contribute to technical decisions and architectural choices

📌Required skills:

• You hold a master’s degree in engineering, computer science, or a related field.
• 5+ years professional full-stack development
• Frontend: React, TypeScript, HTML5, CSS3, modern build tools
• Backend: Python, Node.js or GO
• APIs: RESTful, GraphQL, WebSocket, authentication/authorization (OAuth, JWT)
• Databases: SQL and NoSQL, ORM frameworks
• Integration specialist: Proven track record with third-party systems and COTS products
• DevOps awareness: CI/CD, containerization (Docker), cloud infrastructure
• Cloud services: Experience with AWS, Azure, or Google Cloud
• Craftsmanship first: BDD, DDD, TDD, clean code principles
• Quality obsessed: Balance speed with robustness and maintainability
• Security conscious: Think about cybersecurity implications in designs
• Documentation lover: Living documentation and knowledge sharing

🎀Soft skills:

• Teamwork
• Problem solving
• Time management
• Attention to detail
• Communication

🚀Only eligible candidates will be contacted in a maximum of 2 weeks. Any information you provide is confidential.