We are seeking a **Senior Power BI Model Developer** to optimize and restructure a high\-priority composite Power BI model that integrates data from multiple sources, including SharePoint. You will work closely with ABI modelers and business experts to enhance model architecture, improve query performance, and reduce resource strain. Join us to apply your expertise in DAX, data modeling, and data warehousing to deliver efficient and effective analytical solutions. *We accept* *CVs in English only.* **Responsibilities** * Assess existing composite model architecture and identify performance bottlenecks * Redesign and restructure data models to eliminate unnecessary dependencies * Optimize DAX expressions and implement query folding strategies to improve refresh times * Collaborate with ABI modelers to ensure compliance with enterprise data standards * Engage with business subject matter experts to align models with reporting requirements * Monitor and tune data warehouse performance to reduce compute costs * Develop and document best practices for model design and optimization * Support troubleshooting and resolve data refresh and performance issues * Provide guidance and recommendations for future model enhancements * Maintain up\-to\-date knowledge of Power BI features and analytics trends **Requirements** * Advanced knowledge of Power BI with 3\+ years of experience in data modeling and visualization * Proficient skills in DAX for complex calculations and performance optimization * Strong experience with data warehousing concepts and best practices * Demonstrated ability to restructure composite models and optimize query performance * Ability to work independently with minimal supervision in a project\-driven environment * Excellent communication skills to collaborate with technical teams and business stakeholders * Experience engaging with subject matter experts to translate reporting needs into data solutions * Strong English proficiency (B2 level or higher) for effective communication and documentation **We offer** * Learning Culture \- We want you to be the best version of yourself, that is why we offer unlimited access to learning platforms, a wide range of internal courses, and all the knowledge you need to grow professionally * Health Coverage \- Health and wellness are important, that is why we have you and up to four family members in a premiere health plan. We have a couple of options, so you can choose what is best for you and your family * Visual Benefit \- Seeing your work for us would be a sight for sore eyes. We want your vision to always be at 100% which is why we offer up to $200\.000 COP for any visual health expenses * Life Insurance Plan \- We have partnered with MetLife to offer a full\-coverage Ife insurance plan. So, your family is covered, even if you are gone. * Medical Leave Coverage \- We are one of the few companies that cover 100% of your medical leave, for up to 90 days. Your health is the most important thing to us * Professional Growth Opportunities \- We have designed a highly competitive and complete development process, where you will have all the tools to get where you have always wanted to be, personally and professionally * Stock Option Purchase Plan \- As an EPAMer you can be more than just an employee, you will also have the opportunity to purchase stock at a reduced price and become a part owner of our organization * Additional Income \- Besides your regular salary, you will also have the chance to earn extra income by referring talent, being a technical interviewer, and many more ways * Community Benefit \- You will be part of a worldwide community of over 50,000 employees, where you can learn, challenge yourself, stand out, and share your knowledge and experience with multicultural teams! *Please note that even though you are applying for this position, you may be offered other projects to join within EPAM.* EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi\-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting\-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.