Sales Route and Client Mapping

I am looking for a freelancer who can help me with a sales route and client mapping project.

Industry:
- Technology
Previously we're using Google MyMaps to map 1500+ clients on a map. It is being used by 5+ team members to map the clients and accordingly to plan daily meeting and optimizing the route.

Data security is very important and implementing user based access.
Budget conscious solution.

Scope:
- Local sales route and client mapping

Specific features required:
- Client data integration

Skills and Experience:
- Proficiency in mapping software and data integration
- Experience in the technology industry
- Strong attention to detail and organizational skills