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Sr Full Stack MERN developer

United Kingdom Contract Posted 2 weeks ago

Senior MERN Fullstack Developer

Remote (UK)


  • Hands on full stack folks who can deliver end-to-end use cases after gathering requirements from senior stakeholders , this isnt a regular coding or development role , requires proactive and problem solvers who can work without supervision and deliver results / outcomes
  • Strong hands-on MERN experience and basic AI development with LLM. Their work involves building AI apps using MERN and AI
  • Must have experience in RAG retrieval, agentic AI and MongoDB which are critical for this role

The Role & your Mission

The expectation of the candidates needs to be hands-on with MERN ((MongoDB, Express.js, React.js & Node.js) technologies and also have used AI as part of their development journey.

Their work involves building AI apps using MERN and AI

  • Contribute early to a rapidly evolving field with strong executive backing.
  • Experience the excitement of a start-up culture while being backed by a global pioneer in the industry.
  • Engage in thrilling initiatives like Hackathons and link with the broader MMC Tech ecosystem.
  • Be part of our strategic tech hub that delivers innovative digital solutions for clients and colleagues alike.
  • Embrace a fast-paced, experimental approach with a focus on rapid iteration and a willingness to pivot quickly—adopt a proof-of-concept mindset to drive innovation and efficiency.

Your Experience & Values

  • Proficiency in a modern frontend framework, ideally React
  • Hands-on experience with NestJS / NodeJS or a similar technology stack
  • Experience with or knowledge of Python
  • Strong comprehension of restful APIs
  • A creative, problem-solving mindset that drives your work
  • Excellent communication skills in both English
  • Hands on experience of GitHub Copilot
  • Knowledge on LLM's
  • Knowledge of prompt engineering techniques
  • Knowledge on RAG

What makes you stand out:

  • Practical experience with Kubernetes and MongoDB
  • Deployments/ infrastructure

We will count on you to:

  • Engage effectively with our counterparts in the Dublin and Cluj AI teams.
  • Operationalize prototypes developed by the Dublin or local AI teams.
  • Ensure seamless handover of operationalized prototypes to business technology teams.
  • Thrive as a collaborate developer in an Agile environment.
  • Embrace a lifelong learning mindset, continuously seeking opportunities for improvement.
  • Establish and maintain best practice development frameworks and standards, such as Prompt Engineering.
  • Develop practices and guidelines to improve consistency and reuse of solutions.


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