Business Consulting - Blockchain Consultant

Req ID: 377289 NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now. We are currently seeking a Business Consulting - Blockchain Consultant to join our team in Chennai, Tamil Nādu (IN-TN), India (IN).

Position Summary A Blockchain Engineer is responsible for designing, developing, testing, and maintaining blockchain-based applications, smart contracts, decentralized applications (dApps), and distributed ledger solutions. The role involves working with blockchain platforms such as Ethereum, Hyperledger, Solana, Polygon, and other Web3 technologies to build secure, scalable, and efficient solutions.

Key Responsibilities

• Design and develop blockchain solutions and decentralized applications (dApps).
• Create, deploy, and maintain smart contracts using Solidity, Rust, or other blockchain programming languages.
• Develop and integrate blockchain APIs, wallets, and decentralized protocols.
• Implement security best practices for smart contracts and blockchain infrastructure.
• Participate in blockchain architecture design and technology selection.
• Conduct code reviews, testing, debugging, and performance optimization.
• Integrate blockchain solutions with existing enterprise systems and cloud platforms.
• Monitor blockchain networks, transactions, and application performance.
• Stay current with emerging blockchain technologies, protocols, and industry trends.
• Collaborate with product managers, architects, and development teams to deliver blockchain-based solutions.

Required Technical Skills Blockchain Platforms

• Ethereum
• Hyperledger Fabric
• Polygon
• Solana
• Binance Smart Chain (BSC)
• Avalanche (preferred)

Smart Contract Development

• Solidity
• Rust
• Vyper (preferred)

Programming Languages

• JavaScript / TypeScript
• Python
• Java
• Go (Golang)
• Node.js

Web3 Technologies

• Web3.js
• Ethers.js
• MetaMask Integration
• WalletConnect
• IPFS
• Decentralized Identity (DID)

Databases

• PostgreSQL
• MongoDB
• Redis

Cloud & DevOps

• AWS, Azure, or Google Cloud
• Docker
• Kubernetes
• CI/CD Pipelines
• Git/GitHub/GitLab

Security

• Smart Contract Auditing
• Cryptography Fundamentals
• Key Management
• Security Testing Tools
• DAO Development
• Tokenomics Design

Experience Levels

• Junior Blockchain Engineer: 1–3 years
• Blockchain Engineer: 3–5 years
• Senior Blockchain Engineer: 5–8 years
• Lead Blockchain Engineer / Blockchain Architect: 8+ years

Typical Use Cases Supported

• Smart Contracts
• Decentralized Applications (dApps)
• Digital Asset Platforms
• Supply Chain Solutions
• Identity Management Systems
• Tokenization Platforms
• DeFi Applications
• NFT Marketplaces
• Enterprise Blockchain Solutions

About NTT DATA NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D. Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com, @nttdatafed.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact\-us. NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact\-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.