Back end Engineer (Golang)
About the Role
We are looking for a skilled Back end Engineer with expertise in Go lang to help build next-generation decentralized communication systems.
You will work on peer-to-peer networks, secure messaging, cryptographic protocols, and blockchain integrations within a privacy-focused environment.
This is a full-time, on-site position.
Candidates passionate about security, networking, and decentralization will thrive here.
Key Responsibilities
- Design and implement back end systems for decentralized communication and data transfer.
- Develop and optimize P2P protocols and secure messaging layers.
- Build secure relay nodes and offline messaging support systems.
- Integrate advanced cryptography.
- Support self-hosted deployments with Docker and Kubernetes.
- Collaborate with AI engineers and participate in code reviews and security audits.
Tech Stack You’ll Work With
- Languages: Golang (strong expertise), Rust (optional)
- Networking: libp2p, QUIC, Onion Routing (Tor/I2P concepts)
- Cryptography: libsodium, liboqs (PQC: Kyber, Dilithium, Falcon)
- Blockchain: Decentralized Identity (DID) integrations, smart contracts (optional)
- DevOps: Docker, Kubernetes, Terraform
- Monitoring: Prometheus, Grafana
Requirements
- Strong backend development skills, with solid expertise in Golang (Rust is a plus).
- Good understanding of P2P networking, distributed systems, and encryption.
- Practical experience with Docker, Kubernetes, and self-hosted environments.
- Passion for decentralized technologies, network security, and privacy
- Willingness to work on-site full-time.
Bonus Points
- Experience in Mixnet overlays or anonymous routing systems.
- Exposure to blockchain integration for decentralized identity or staking systems.
- Contributions to open-source privacy/security projects.
What We Offer
- Work on impactful and privacy-first decentralized technologies.
- Opportunity to collaborate closely with an expert team on-site.
- Professional growth in the domains of security, networking, and blockchain technologies.