Blockchain Developer

Senior Layer 1 Blockchain Developer

Company: Lahara Protocol Labs Private Limited
Location: Kochi, Kerala, India
Employment Type: Full-Time | On-Site
Work Arrangement: Candidates must be willing to relocate to Kochi.

About Lahara Protocol Labs

Lahara Protocol Labs is building next-generation technology at the intersection of Autonomous Intelligence, Post-Quantum Blockchain, and Artificial Intelligence. Our mission is to develop innovative blockchain infrastructure and intelligent systems through advanced engineering and research.

We are looking for a Senior Layer 1 Blockchain Developer to design, develop, and optimize blockchain core infrastructure, consensus mechanisms, and distributed systems.

Key Responsibilities

  • Design, develop, and maintain Layer 1 blockchain infrastructure and core protocol components.
  • Develop and optimize blockchain consensus mechanisms, networking, and node architecture.
  • Work on blockchain execution, transaction processing, and state management.
  • Build scalable, secure, and high-performance distributed systems.
  • Develop blockchain modules and runtime components using Rust or other suitable systems programming languages.
  • Research and implement cryptographic protocols and blockchain security mechanisms.
  • Optimize network performance, throughput, latency, and resource utilization.
  • Collaborate with AI, backend, and protocol engineering teams.
  • Conduct code reviews, debugging, performance testing, and technical documentation.
  • Contribute to protocol research, architecture decisions, and long-term blockchain development.

Required Qualifications & Skills

  • 4+ years of professional experience in blockchain, distributed systems, or systems programming.
  • Strong proficiency in Rust, C++, or Go (Rust preferred).
  • Strong understanding of Layer 1 blockchain architecture and distributed ledger technology.
  • Practical knowledge of consensus algorithms such as PoS, BFT, or related mechanisms.
  • Experience with peer-to-peer networking and distributed systems.
  • Strong understanding of cryptography, transaction processing, and blockchain data structures.
  • Experience with blockchain node development, runtime, or protocol-level engineering.
  • Proficiency in Git, debugging, testing, and software development best practices.
  • Strong problem-solving and analytical skills.

Preferred Qualifications

  • Experience developing a Layer 1 blockchain from the ground up.
  • Hands-on experience with Substrate, Cosmos SDK, CometBFT, or similar blockchain frameworks.
  • Experience with Rust-based blockchain frameworks and runtime development.
  • Knowledge of zero-knowledge proofs, cryptographic primitives, or post-quantum cryptography.
  • Experience in blockchain scalability, sharding, or interoperability.
  • Familiarity with smart contract execution engines and virtual machines.
  • Contributions to open-source blockchain projects or protocol research.

What We Offer

  • Opportunity to work on innovative Layer 1 blockchain infrastructure.
  • Exposure to post-quantum blockchain and AI-driven technology.
  • Collaborative environment with a multidisciplinary engineering team.
  • Opportunities for technical ownership, research, and professional growth.
  • Participation in building next-generation decentralized technologies.

Work Location & Relocation

This is a strictly on-site position based in Kochi, Kerala. Candidates must be willing to relocate to Kochi and work from the office.

How to Apply

Interested candidates are invited to submit their updated resume and relevant project details through Indeed.

Join Lahara Protocol Labs and contribute to the future of blockchain infrastructure.

Pay: ₹675,878.14 - ₹2,578,312.65 per year

Benefits:

  • Paid sick time

Work Location: In person

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