Senior Protocol Engineer

MLabs; India; Remote; INR 7,252,946 - 10,879,419; Full time

Benefits offered by this job

Competitive international compensation

Remote-first work model

Long-term engagement on enterprise blockchain platform

Job summary

A leading blockchain solutions provider is seeking a Senior Protocol Engineer to contribute to the core infrastructure of a custom Layer-1 blockchain ecosystem. The ideal candidate will have extensive experience in distributed systems and blockchain infrastructure, working remotely from India. Responsibilities include designing protocol components, optimizing performance, and ensuring security. This is a full-time, contract position offering competitive international compensation and a long-term engagement on an enterprise blockchain platform.

Qualifications

• 5+ years of software engineering experience required.
• Experience in high-performance production environments.
• Strong understanding of consensus mechanisms like PoS, BFT.

Responsibilities

• Design and implement core blockchain protocol components.
• Optimize node performance and system-level efficiency.
• Identify and mitigate protocol-level vulnerabilities.

Skills

Distributed systems expertise

Performance-critical operations

Blockchain infrastructure

Consensus mechanisms knowledge

Networking protocols

Systems-level programming languages

Tools

Rust

Go

C++

Job description

Employment

Full-time via MLabs

Engagement

Contracted to a UAE-based enterprise blockchain / fintech client

Location

Remote (Eastern Europe / MENA / India preferred)

About the Role

MLabs is hiring a Senior Protocol Engineer to contribute to the core infrastructure of a custom Layer‑1 blockchain ecosystem supporting enterprise‑grade financial systems.

You will work at the protocol layer, contributing to consensus mechanisms, node architecture, networking, and system‑level performance. This role requires deep distributed systems expertise and hands‑on experience working on blockchain infrastructure rather than application‑layer smart contracts.

The ideal candidate is comfortable operating in performance‑critical, security‑sensitive environments and contributing to protocol evolution discussions.

Key Skill

• Strong background in distributed systems

Responsibilities

• Design and implement core blockchain protocol components
• Contribute to consensus performance, scalability, and reliability improvements
• Optimize node performance and system‑level efficiency
• Work on P2P networking and state synchronization mechanisms
• Identify and mitigate protocol‑level vulnerabilities
• Collaborate with smart contract, infrastructure, and backend teams
• Participate in architecture reviews and protocol evolution discussions

Requirements

• 5+ years of software engineering experience
• Strong background in distributed systems
• Experience working on Layer‑1 blockchain infrastructure
• Proficiency in Rust, Go, C++, or similar systems‑level language
• Strong understanding of consensus mechanisms (PoS, BFT, etc.)
• Experience working in high‑performance, production environments

Preferred

• Experience contributing to open‑source blockchain projects
• Experience working on validator or node implementations
• Experience with networking protocols and P2P systems
• Experience in fintech or regulated environments
• Experience working in distributed remote teams

Benefits

• Competitive international compensation
• Remote‑first work model
• Long‑term engagement on an enterprise blockchain platform
• Opportunity to work on core protocol architecture

Application Process

Due to the high volume of applications we anticipate, we regret that we are unable to provide individual feedback to all candidates. If you do not hear back from us within 4 weeks of your application, please assume that you have not been successful on this occasion. We genuinely appreciate your interest and wish you the best in your job search.

Commitment to Equality and Accessibility

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