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Back End Developer

Back End Developer

SecNinjaz Technologies LLPNew Delhi, Delhi, India
8 days ago
Job description

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.

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Back End Developer • New Delhi, Delhi, India

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