Blockchain Developer

Infosys; Maharashtra; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Infosys is seeking a blockchain engineer to design and implement distributed ledger solutions and secure smart contracts. You will work with Hyperledger Fabric, Ethereum, and Besu, using Solidity and Go to build scalable dApps.

Role involves API integration, DevOps practices, and collaboration with cross-functional teams to deliver robust blockchain services across enterprise systems.

Qualifications

• Experience with distributed ledger technologies and smart contracts.
• Proficient in Solidity and Go for contract development.
• Knowledge of cryptography and secure key management.
• Experience building blockchain services and dApps.
• Familiar with API development in Java/Spring Boot or Node.js.
• Knowledge of SDLC and Agile/Scrum methodologies.
• Experience with DevOps and Docker/Kafka.

Responsibilities

• Design, develop, and maintain blockchain-based applications and decentralized solutions.
• Build and deploy secure smart contracts across multiple platforms.
• Develop backend services and APIs for blockchain integration.
• Collaborate with Product Owners and cross-functional teams to deliver solutions.
• Ensure security, scalability, and performance of blockchain applications.

Skills

Hyperledger Fabric

Ethereum

Besu

Smart contract development

Solidity

Go

Cryptography concepts

Hashing

Digital signatures

Key management

API development

Kafka

CI/CD pipelines

Docker

Cloud platforms

Software architecture

SDLC

Backend services

Enterprise integration

Agile/Scrum

Tools

Docker

Java Spring Boot

Node.js

Kafka

CI/CD tooling

Job description

• Strong understanding of Distributed Ledger Technologies (DLT) including Hyperledger Fabric, Ethereum, and Besu.
• Experience in smart contract development using Solidity and Go.
• Strong knowledge of blockchain fundamentals, consensus algorithms, and decentralized systems.
• Hands-on experience in developing, testing, and deploying secure smart contracts.
• Experience in building, maintaining, and scaling blockchain-based services and decentralized applications (dApps).
• Strong understanding of cryptography concepts including hashing, encryption, digital signatures, and key management.
• Experience with API development using Java/Spring Boot/Node.js.
• Familiarity with asynchronous communication platforms like Kafka.
• Proficiency in DevOps tools including CI/CD pipelines, containerization (Docker), and cloud platforms.
• Strong understanding of software architecture principles and best practices.
• Experience working across the full Software Development Life Cycle (SDLC).
• Design, develop, and maintain blockchain-based applications and decentralized solutions.
• Build and deploy secure smart contracts using Solidity and Go across multiple blockchain platforms.
• Develop and manage blockchain networks using frameworks such as Hyperledger Fabric, Ethereum, and Besu.
• Collaborate with Product Owners, Business Analysts, and cross-functional teams to deliver robust blockchain solutions.
• Ensure the security, scalability, and performance of blockchain applications.
• Design and implement blockchain data architecture, including on-chain and off-chain optimization strategies.
• Develop backend services and APIs for blockchain integration using Java, Spring Boot, or Node.js.
• Integrate blockchain solutions with enterprise systems and third-party services.
• Participate in code reviews, troubleshooting, and performance tuning of blockchain applications.
• Maintain technical documentation and ensure adherence to development standards.
• Follow Agile/Scrum methodologies and DevOps best practices throughout the SDLC.