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Gismart
About us: Gismart is a value-driven mobile app developer with a strong presence in the Health & Wellness, Utilities, and Music app markets. We have recently achieved a significant milestone of over 1 billion downloads worldwide, taking a step toward our mission of cultivating the well-being of people worldwide. With headquarters in London, UK, Gismart is a dynamic global company with a reach extending across Europe and far beyond. Our determined team comprises over 250 individuals who bring diversity, creativity, innovation, and relentless drive to the company. Gismart unites professionals from diverse backgrounds in entertainment, music, and tech, allowing us to play to each other’s strengths and succeed as a team. Our mission: Become a stepping stone on our customers’ journeys of self-improvement. Our values: D eliver what matters R espect and support others I nitiate and own V oice openly E xecute with quality If you are passionate about mobile app development and want to join a company that’s reshaping the industry, Gismart is the place for you. We provide exciting career opportunities, a supportive workplace culture, and the chance to contribute to a team that is making a tangible impact. For more information on Gismart, visit gismart.com . About project At Radiotech , we believe music belongs to everyone — not just those who grew up taking lessons. As a product company inside the Gismart ecosystem, we’ve spent years building apps that make music feel approachable, fun, and deeply human. With 23 apps across iOS and Android and over 500 million downloads worldwide, our products have found their way into the hands of musicians, beginners, and curious souls across the globe. We see music as a universal language. Our job is to make sure more people can speak it. The Creative Production Lead owns the strategic growth of the creative production function, translating company-level goals into team execution while building the people, processes, and cross-functional re…
Posted 31 Aug 2026
About us Gismart is a value-driven mobile app developer with a strong presence in the Health & Wellness, Utilities, and Music app markets. We have recently reached an important milestone of 1B+ downloads worldwide , moving closer to our mission of supporting people on their self-improvement journeys. Headquartered in London, Gismart is a global company with a team of 400+ people across Europe and beyond . We bring together professionals from entertainment, music, and tech backgrounds, combining creativity, product thinking, and strong execution to build apps used by millions of people worldwide. Our mission is to become a stepping stone on our customers’ journeys of self-improvement. Our values Deliver what matters Respect and support others Initiate and own Voice openly Execute with quality If you are passionate about mobile products and want to work on apps with real scale, Gismart is the right place to grow, take ownership, and make an impact. About the project At Radiotech , we believe music should be accessible to everyone — not only to those who grew up taking lessons. We are a product team inside the Gismart ecosystem, focused on building and growing music apps across iOS and Android. Our portfolio includes products with millions of installs, rich functionality, and a long history of product development. These are apps that help users not only consume music content, but also play, learn, practice, create, interact, and enjoy the process. Our goal is to make music feel more approachable, engaging, and human for beginners, hobbyists, and people who want to bring more music into their daily lives. Responsibilities Own and lead user acquisition strategy for Hello Piano across paid channels. Partner closely with the creative production team to brief, test, and iterate on ad creatives (including playables, video, and static assets) that drive performance. Analyze campaign performance across channels, translating data into actionable insights and optimization recom…
Posted 31 Aug 2026