Experienced Backend Engineer - Integrations Freelance

Founded in 2013, Voodoo is a tech company that creates mobile games and apps with a mission to entertain the world. Gathering 800 employees, 7 billion downloads, and over 200 million active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta. Our portfolio includes chart-topping games like Mob Control and Block Jam, alongside popular apps such as BeReal and Wizz.
Team
Join Voodoo’s Ad Network team, a fast-growing team of 30+ engineers building a best-in-class mobile advertising platform.You will join the Ecosystem Integrations squad, a team responsible for designing, building, and maintaining high-impact integrations with key technology partners (such as demand platforms, measurement providers, and analytics tools).This squad plays a critical role in enabling the scalability and adaptability of our ad network.
This is a freelance role for a 6months' contract. The role can be done in full remote (based in France)

Role

• Design and implement robust integrations with third-party partners
• Own and support live integrations, ensuring high reliability, performance, and smooth operation
• Collaborate closely with product and external partner teams to deliver impactful solutions

Profile

• 4+ years of professional experience in backend development
• Strong proficiency in Java and Spring Boot
• API dev
• Comfortable working in dynamic, high-paced environments with evolving priorities
• Excellent communication skills
• Experience in Ad Tech, real-time systems, or large-scale integrations is a strong plus