The dev lead to be performing around 40% -50% coding, while reminder of the time will be working with business owner, product owners and team on developing technology roadmap.
The technologies to be proficient with Node.js, Python, SQL, Docker, Kubernetes, aws, GraphQL, Jenkins , jira.
While this does not help answer your question yesterday but definitely looking for strong Node.js developer.
Also both Docker and Kubernetes is something they should have experience with.