Cloud-Based Workflow App Development

I'm looking for a skilled developer to create a cloud-based workflow app, specifically designed for task management. This app should streamline processes and enhance productivity with the following key features:

We are currently using google sheets and need this incorporated into providing following functions

Task Management: The core function of the app.
- Task Assignment: Allow users to assign tasks to team members.
- Deadline Tracking: Monitor and manage deadlines for each task.
- Progress Updates: Provide real-time updates on task progress.

Ideal Skills and Experience:
- Experience in developing cloud-based applications.
- Strong understanding of task management workflows.
- Proficiency in UI/UX design for an intuitive user experience.
- Expertise in backend development to ensure robust performance.
- Knowledge of security protocols to protect user data.

Please include examples of similar work in your bids.