Full stack Blockchain developer

3 days ago

Ahmedabad, Gujarat, India AI CERTs® Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Full Stack Blockchain Developer — Job Description

About the Company

We are building next-generation blockchain-based credentialing and verification platforms,

empowering organizations to issue verifiable, tamper-proof, and trustless digital certificates.

Our ecosystem spans issuance platforms, verification portals, admin consoles, and mobile

DApps, all powered by decentralized ledger technology and secure smart contracts.

Key Responsibilities

As a Full Stack Blockchain Developer, you will design, develop, and deploy

blockchain-integrated web applications and APIs that bring trust, transparency, and automation

to digital verification processes.

Blockchain Development


• Design, develop, test, and deploy smart contracts (ERC20, ERC721, ERC1155).


• Build blockchain-based modules for issuance, verification, and metadata storage.


• Use Solidity, Hardhat, Truffle, or Foundry for development.


• Integrate blockchain operations using , , and IPFS.


• Maintain interoperability across Ethereum, Polygon, BNB, and Hyperledger Fabric.

Full Stack Web & API Development


• Develop scalable front-end interfaces with


• Implement backends using , , or NestJS.


• Design RESTful and GraphQL APIs for issuance, verification, and wallet management.


• Manage databases (PostgreSQL, MongoDB) and implement caching.


• Develop admin dashboards, portals, and RBAC-based modules.

Infrastructure & DevOps


• Manage deployments via Docker, CI/CD, and cloud setups.


• Implement containerized environments and monitor uptime.


• Develop transaction queueing, error recovery, and async processing.

Security & Testing


• Conduct smart contract security audits and gas optimizations.


• Implement fail-safes for transaction errors.


• Perform unit and end-to-end testing.


• Maintain documentation for APIs and architecture.

Required Technical Skills

Blockchain: Solidity, Hardhat, , , ERC20/721/1155, IPFS

Full Stack: , , , , NestJS, PostgreSQL, MongoDB, Redis

Infra: Docker, AWS, GCP, CI/CD, Nginx, Git

Tools: Postman, Infura, Alchemy, Pinata

Preferred Qualifications


• DApp, NFT, or tokenized platform experience.


• Hyperledger Fabric or permissioned blockchain knowledge.


• Layer 2 scaling (Polygon, Arbitrum) familiarity.


• Understanding of verifiable credentials, DIDs, SBTs, and tokenomics.

Soft Skills


• Strong problem-solving and analytical skills.


• Ownership mindset, attention to detail, and agile adaptability.


• Excellent communication and teamwork abilities.

What We Offer


• Competitive salary and performance-based incentives.


• Remote-first, flexible work setup.


• Learning support for certifications and blockchain events.

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