Yes, it is possible for a fresher (someone who is new to the workforce or has minimal professional experience) to become a Power BI developer. While many Power BI developer positions may require some level of experience, there are several steps you can take to enter the field as a fresher:

1. Learn the Basics: Start by learning the fundamentals of data analysis, data visualization, and database concepts. You can find online courses, tutorials, and educational resources to get you started.
2. Master Power BI: Invest time in mastering Power BI by using online tutorials, documentation, and hands-on practice. Microsoft offers free resources to help you learn Power BI, including official documentation and tutorials.
3. Build a Portfolio: Create your own Power BI projects. You can use public datasets or personal data to create reports and dashboards that showcase your skills. A strong portfolio can demonstrate your abilities to potential employers.
4. Certifications: Consider pursuing Microsoft Power BI certifications. Even as a fresher, earning a certification can validate your knowledge and make you more competitive in the job market.
5. Internships and Entry-Level Positions: Look for internships or entry-level positions related to data analysis, business intelligence, or data visualization. These roles can provide you with practical experience and exposure to real-world projects.
6. Networking: Attend industry events, webinars, and conferences related to data analysis and business intelligence. Networking can help you connect with professionals in the field and learn about job opportunities.
7. Online Communities: Join online communities and forums where Power BI professionals share their knowledge and experiences. Engaging in discussions and asking questions can help you learn and network.
8. Apply for Junior Roles: Look for junior or associate roles that may not require extensive experience. These positions often serve as entry points for newcomers to the field.
9. Show Your Enthusiasm: During interviews and in your application materials, emphasize your passion for data analysis and your willingness to learn and grow in the role.
10. Continuous Learning: Stay committed to continuous learning and improvement. The field of data analytics and business intelligence is dynamic, and staying updated with the latest trends and tools is crucial.

While it may take some time and effort to break into the field as a fresher, a combination of education, practical experience, and networking can help you secure a Power BI developer role. Remember that your willingness to learn and your ability to showcase your skills through a portfolio can make a significant difference in your job search.