Freelance Senior Back-end Engineer Node.Js

2 Months ago • 4-8 Years • Backend Development

Job Summary

Job Description

Voodoo seeks a Senior Backend Engineer (Node.js) to work on Wizz, a social app for teens with 3M+ monthly active users. You'll own backend architecture, ensuring scalability and reliability for millions of users. Collaboration with the product team to influence product decisions is key. Responsibilities include designing, implementing, deploying, and maintaining highly-scalable backend systems; defining and promoting best practices; contributing to backend infrastructure evolution; improving system performance and scalability, especially in high-traffic areas; and working with Node.js, Fastify, Socket.io, Go, MongoDB, Redis, and cloud technologies.
Must have:
  • Own backend architecture and scalability
  • Collaborate with product teams
  • Design, implement, and maintain backend systems
  • Define and promote best practices
  • Improve system performance and scalability

Job Details

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

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

    • We are looking for a Senior Backend Engineer who is not only technically strong but also eager to contribute to the product vision and actively participate in decision-making. You won’t just be writing code, you’ll have a key role in shaping the architecture, scalability, and long-term strategy of Wizz. Your ability to think beyond execution and take ownership will be crucial: we want someone who is proactive, challenges assumptions, and collaborates with product and engineering teams to create a robust, scalable, and innovative platform.

    • Your mission:
    • Own the backend architecture, ensuring scalability, performance, and reliability for millions of users.
      Collaborate closely with product teams to shape and influence product decisions with a strong technical perspective.
      Design, implement, deploy, and maintain highly-scalable and available backend systems.
      Define and promote best practices in reliability, observability, and infrastructure management.
      Contribute to backend infrastructure evolution, ensuring that it supports rapid product iterations and growth.
      Improve system performance and scalability, particularly around high-traffic distributed systems.

Our stack

    • Language and libraries: Node.js, Fastify, Socket.io, Go, Firebase
    • Databases: MongoDB, Redis
    • Infrastructure: Cloud Run, Pub/Sub, S3, CloudFront, Big Query
    • Ops: Github Action, AWS CLI, gcloud CLI, Docker, microservice architecture
    • iOS: XCode, GitHub, Cocoapods (public and private)

Similar Jobs

Passion Gaming - Back End Engineer NodeJS

Passion Gaming

Gurugram, Haryana, India (On-Site)
4 Months ago
Voodoo - Senior Back-end Engineer Node.Js - Wizz

Voodoo

Paris, Île-de-France, France (Hybrid)
2 Months ago
Voodoo - Freelance Senior Back-end Engineer Node.Js

Voodoo

Paris, Île-de-France, France (Hybrid)
2 Months ago
Voodoo - Senior Back-end Engineer - Wizz

Voodoo

Paris, Île-de-France, France (On-Site)
7 Months ago
Passion Gaming - Back End Engineer PHP

Passion Gaming

Haryana, India (On-Site)
9 Months ago
Google - Senior Software Engineer, NotebookLM Backend Infrastructure

Google

Mountain View, California, United States (On-Site)
1 Month ago
Tencent - Senior Backend Developer

Tencent

Shenzhen, Guangdong Province, China (On-Site)
5 Months ago
Haptic - Senior Backend Engineer

Haptic

Paris, Île-de-France, France (Remote)
4 Months ago
Nexters - Technical Lead

Nexters

Armenia (Remote)
1 Month ago
The Walt Disney Company - Senior Software Engineer

The Walt Disney Company

Glendale, California, United States (On-Site)
1 Month ago

Get notifed when new similar jobs are uploaded

Similar Skill Jobs

Voodoo - Senior Back-end Engineer Node.Js - Wizz

Voodoo

Paris, Île-de-France, France (Hybrid)
2 Months ago
Voodoo - Freelance Senior Back-end Engineer Node.Js

Voodoo

Paris, Île-de-France, France (Hybrid)
2 Months ago
Dynamic next - Python/NodeJS Developer

Dynamic next

Kochi, Kerala, India (On-Site)
3 Weeks ago
Passion Gaming - Back End Engineer NodeJS

Passion Gaming

Haryana, India (On-Site)
5 Months ago
London stock Exchange - Lead Business Analyst

London stock Exchange

Bengaluru, Karnataka, India (On-Site)
2 Weeks ago
Voodoo - Senior iOS Engineer - Freelance

Voodoo

Paris, Île-de-France, France (Hybrid)
7 Months ago
Voodoo - Freelance Senior Back-end Engineer - Wizz

Voodoo

Paris, Île-de-France, France (Hybrid)
5 Months ago
Passion Gaming - Back End Engineer NodeJS

Passion Gaming

Gurugram, Haryana, India (On-Site)
4 Months ago
Voodoo - Senior Back-end Engineer - Wizz

Voodoo

Paris, Île-de-France, France (On-Site)
7 Months ago
Passion Gaming - Back End Engineer PHP

Passion Gaming

Haryana, India (On-Site)
9 Months ago

Get notifed when new similar jobs are uploaded

Jobs in Paris, Île-de-France, France

Ubisoft - Senior Gameplay Animator (H/F/NB) - BGE2

Ubisoft

Montpellier, Occitanie, France (On-Site)
4 Months ago
The Walt Disney Company - Product Safety and Compliance Manager

The Walt Disney Company

Île-de-France, France (On-Site)
1 Month ago
The Walt Disney Company - Disney+ Performance Analyst Intern

The Walt Disney Company

Paris, Île-de-France, France (On-Site)
2 Months ago
GameJobs - Operations Manager

GameJobs

Paris, Île-de-France, France (On-Site)
1 Year ago
Assystems - Technicien électronique junior H/F

Assystems

Montigny-le-Bretonneux, Île-de-France, France (On-Site)
7 Months ago
BANDAI NAMCO - Senior Consolidation Specialist

BANDAI NAMCO

Lyon, Auvergne-Rhône-Alpes, France (On-Site)
4 Weeks ago
Homa games - Director of Publishing

Homa games

France (Remote)
1 Month ago
Ubisoft - Strategic Planner Assistant - Internship

Ubisoft

Paris, Île-de-France, France (On-Site)
1 Month ago
Assystems - Projeteur Installation Générale H/F

Assystems

Lyon, Auvergne-Rhône-Alpes, France (On-Site)
7 Months ago
Assystems - Superviseur de Travaux H/F

Assystems

Cherbourg-en-Cotentin, Normandy, France (On-Site)
7 Months ago

Get notifed when new similar jobs are uploaded

Backend Development Jobs

Egnyte - Senior Backend Engineer - AI

Egnyte

India (Remote)
5 Months ago
Homa games - Senior Full-Stack Engineer: Unity C#

Homa games

Île-de-France, France (Remote)
1 Month ago
ByteDance - Backend Engineer (Model Inference) Intern - 2025 Start

ByteDance

Singapore (On-Site)
7 Months ago
Alegrium - Full Stack Developer

Alegrium

South Jakarta, Jakarta, Indonesia (On-Site)
8 Months ago
Google - Software Engineering Manager II, Site Reliability Engineering

Google

Sunnyvale, California, United States (On-Site)
1 Month ago
Warner Bros Games - Staff Software Engineer - Golang - QoE Platform

Warner Bros Games

Bengaluru, Karnataka, India (Hybrid)
2 Months ago
Epic Games - Senior Developer Relations Engineer

Epic Games

United States (On-Site)
4 Months ago
Google - Software Engineer III, Site Reliability Engineering, Google Cloud

Google

San Francisco, California, United States (On-Site)
1 Month ago
Zeta - Senior Software Development Engineer _ Backend

Zeta

Bengaluru, Karnataka, India (On-Site)
7 Months ago
Epic Games - Backend Engineer

Epic Games

(On-Site)
2 Months ago

Get notifed when new similar jobs are uploaded

About The Company

Paris, Île-de-France, France (Hybrid)

Paris, Île-de-France, France (On-Site)

London, England, United Kingdom (Remote)

Paris, Île-de-France, France (On-Site)

Barcelona, Catalonia, Spain (Remote)

Paris, Île-de-France, France (Hybrid)

Barcelona, Catalonia, Spain (Remote)

Barcelona, Catalonia, Spain (Remote)

Paris, Île-de-France, France (Hybrid)

Paris, Île-de-France, France (Hybrid)

View All Jobs

Get notified when new jobs are added by Voodoo

Level Up Your Career in Game Development!

Transform Your Passion into Profession with Our Comprehensive Courses for Aspiring Game Developers.

Job Common Plug