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Senior Backend Engineer (Golang) - Freelance

Voodoo

Île-de-France, France (Remote)

Senior Backend Engineer (Golang) - Freelance

1 Week ago • 4-8 Years • Backend Development

Job Summary

Job Description

BeReal seeks a Senior Backend Engineer (Golang) to contribute to their rapidly scaling social network. This freelance role involves tackling challenging technical problems related to handling massive user spikes (millions within a 2-minute window). Responsibilities include developing robust, scalable backend architecture, collaborating on new features, analyzing technical trade-offs, and participating in code reviews. The ideal candidate will have experience with Go, GCP, Kubernetes, and related technologies. The company emphasizes a small, high-autonomy team environment.

Must have:

GoLang expertise
Experience with GCP, Kubernetes
Scalable architecture design
High-performance backend development

Good to have:

Node.js (NestJS)
Experience with large-scale social networks
Database experience (Spanner, PostgreSQL, Redis)

10 skills required

10 skills required for this role

Add these skills to join the top 1% applicants for this job

typescript

github-actions

kotlin

github

kubernetes

nestjs

redis

swift

node.js

postgresql

Job Details

Team

At BeReal, we are dedicated to authenticity in social media. By encouraging users to share unfiltered moments, we foster genuine connections and celebrate real life. We are now an international team of 30+ and have 40M+ monthly active users. Backed by Voodoo, our team is fully focused on scaling BeReal into an iconic social network used by hundreds of millions.

Role

We’ve built BeReal with a tiny technology team of world-class engineers and we intend to keep this mindset as we scale it to hundreds of millions of users. To achieve this, we ship new features faster than any other scaled social network while upgrading our infrastructure. We work in small teams of generalists and give each engineer high autonomy to make product related decisions.

Tackle exciting technical challenges, given the nature of our product, which experiences spikes of millions of users connecting within a 2-minute window.
Contribute to the development of a robust architecture capable of supporting massive scale as we attract new users and expand to new countries.
Collaborate with the product and engineering teams to create new features for the app.
Analyze trade-offs and address technical challenges related to key components of our backend.
Participate in code and design reviews.

Our Stack

Infrastructure: GCP, Kubernetes, Pub/Sub, GitHub actions, and ArgoCD.
Backend: Go, Node.js (NestJS, Nx, Typescript)
Frontend: Swift (iOS), Kotlin (Android).
Database: Spanner, PostgreSQL, Redis.

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About The Company

Voodoo

116 Active Jobs

Voodoo is a tech company that creates mobile games and apps. With 7 billion downloads and over 150 million monthly active users, Voodoo is the #3 mobile publisher worldwide in terms of downloads after Google and Meta.

The company is one of the most impressive examples of hypergrowth in the ecosystem, having raised over $1B and backed by Goldman Sachs, Tencent, and GBL.

Voodoo is now a team of over 750 employees worldwide, we’re looking for talented individuals from across the globe to join.

Entertain the world with us

voodoo.io/careers/jobs

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Senior Backend Engineer (Golang) - Freelance

Job Summary

Job Description

10 skills required

10 skills required for this role

Job Details

Our Stack

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