Fullstack Developer – .NET & React (Hybrid, Lisbon)

About the role

Closer Consulting is looking for a skilled Fullstack Developer to join its multidisciplinary team in Lisbon. You will work in a hybrid model, designing and delivering innovative software solutions that combine .NET, React, and cutting‑edge AI technologies.

Key responsibilities

• Design, develop, and maintain full‑stack applications using .NET and React.
• Build and integrate cloud‑based services and APIs.
• Create AI‑driven applications by integrating Generative AI models and Large Language Models (LLMs) into business solutions.
• Design intelligent workflows, AI agents, and automation solutions.
• Collaborate with cross‑functional teams to ensure scalable, secure, and high‑quality software delivery.
• Implement and maintain DevOps practices, including CI/CD pipelines and deployment automation.
• Participate in Agile (Scrum/Kanban) ceremonies and continuously improve development processes.

Required profile

• Strong passion for emerging technologies, especially AI‑driven development.
• Continuous learning mindset and adaptability to new tools and frameworks.
• Ability to work effectively in a hybrid environment and collaborate with diverse teams.

Required skills

• .NET
• React
• Cloud services and API integration
• Generative AI and Large Language Models (LLMs)
• AI agents and automation workflows
• DevOps practices (CI/CD pipelines, deployment automation)
• Agile methodologies (Scrum, Kanban)

What we offer

• Multidisciplinary team working on challenging, complex projects.
• Home‑office kit for remote work.
• Clear career plan with professional growth opportunities.
• Custom training program and continuous learning support.
• World‑class clients and partners across multiple industries.