Freelance Senior Back-end Engineer - Wizz

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.

Our consumer apps teams are at the forefront of crafting innovative and engaging apps for daily enjoyment.

Our ambition extends beyond gaming to entertain a global audience. Millions of people around the world, especially in the US, download and use the apps we create.

You'll be working on Wizz, a social app specifically designed for teens, boasting over 3 million monthly active users in the US and UK.

As a member of a high-performing team of 15, you'll collaborate to further scale and enhance Wizz, fostering a spirit of goodwill and creativity. As Wizz continues its dynamic growth and development, we are seeking an ambitious Senior Backend Engineer to join.

Role

• Design, implement, deploy and maintain highly-scalable and available backends for a social app used by millions of users
• Contribute to shaping product
• Contribute to best practices on reliability and availability
• Contribute to the back-end overall infrastructure

Our stack

• Language and libraries: Node.js, Fastify, Socket.io, Firebase
• Databases: MongoDB, Redis
• Infrastructure: Cloud Run, Cloud functions, Bucket, S3, CloudFront
• Ops: Github Action, AWS CLI, Gcloud CLI, Docker, microservice architecture
• iOS: XCode, GitHub, Cocoapods (public and private)

Profile

• Passion for the mobile consumer industry
• Be fluent in French
• Excellent back-end programming skills (5+ years experience)
• Interest in Node.JS (vanilla)
• Professional GCP or AWS expertise
• Experience building APIs
• Experience with high traffic and distributed systems architectures
• Familiarity with services & technologies used in our Stack
• Track record with a social media application is a plus
• DevOps skills (Terraform, Cloud formation, …), are a plus