Chief Technical Architect (Blockchain)

Hiring: Hyperledger Fabric Developer

📍 Location: Gurugram

🏢 Work Mode: Onsite

📅 Working Days: Monday to Saturday (6 Days)

🔹 Role Overview

Join our team to build and maintain secure, scalable private blockchain networks. You’ll play a key role in deployments, upgrades, and live network management, ensuring high performance and stability.

🔹 Key Responsibilities

• Develop and maintain chaincode and Fabric network components
• Setup and manage Fabric 1.4 private networks (Peers, Orderers, Channels, MSPs, CAs)
• Support Fabric 2.x lifecycle processes (packaging, approvals, upgrades)
• Handle production environments (monitoring, troubleshooting, performance tuning)
• Add and onboard new peers into live networks with minimal/no downtime
• Collaborate with DevOps for automation, security, and deployments

🔹 Must-Have Skills

• Strong hands-on experience with Hyperledger Fabric 1.4
• Experience in end-to-end deployment of private networks
• Exposure to Fabric 2.x environments
• Experience working in live production setups
• Deep understanding of:
• MSP updates & certificate handling
• Channel configuration & peer onboarding
• Anchor peers & endorsement policies

🔹 Good-to-Have

• Experience with Docker, Kubernetes, Helm, CI/CD pipelines
• Knowledge of Fabric CA, TLS, and network security
• Strong debugging skills across chaincode and network logs

🔹 Preferred Skills

• Proficiency in Go (Golang) for chaincode
• Linux, scripting, and Git

Experience: Minimum 5 years in blockchain development

Blockchain Networks: Hyperledger Fabric, Stellar, Solana

Key Skills:

Proficiency in Golang with a minimum of 4 years of experience

Strong understanding of cryptography, resource optimization, and data clustering

Hands-on experience with NoSQL databases (CouchDB, Cassandra, or DynamoDB preferred)

Familiarity with CI/CD tools and processes (Docker, Kubernetes, Jenkins, GIT)

Project Knowledge:

Crypto Exchange platforms

Smart Contract Development

Tokenization and NFT projects

Key Responsibilities:

Design and develop blockchain-based solutions aligned with business needs

Develop and optimize smart contracts and decentralized applications

Collaborate with cross-functional teams to deliver high-quality solutions

Implement and ensure security best practices across blockchain solutions

Analyze and enhance blockchain network performance.

• 3-5 years of professional experience in web development with a strong focus on JavaScript stack technologies.
• Proven experience in integrating blockchain technology into web applications, with a deep understanding of blockchain protocols, smart contracts, and decentralized applications (dApps).
• Proficiency in multisignature, multiparty computation and 3rd party Node provider integration
• Experience with public blockchain platforms such as Bitcoin, Ethereum, etc.
• Solid understanding of RESTful APIs and web services.
• Strong problem-solving skills and the ability to troubleshoot complex issues.
• Excellent communication and collaboration skills.
• Ability to thrive in a fast-paced, agile environment and adapt to changing priorities.
• Experience with continuous integration and deployment (CI/CD) pipelines is a plus.
• Experience in setting up Bitcoin core, and Geth node is a plus

1. Work as a Senior Developer or Tech Lead for blockchain-based projects.
2. Lead small development teams (3-5 people).
3. Work in Agile/Scrum teams.
4. Deliver quality solutions to customers by implementing relevant tools/ frameworks/ libraries in Hyperledger.

1. Experience in the role of a senior developer/tech lead for blockchain and non-blockchain-based projects. (At least 3 to 5 projects)
2. Hands-on experience with Enterprise Blockchain platforms (particularly Hyperledger ONLY) and a good awareness of others, to evaluate and drive the selection of the right platform for the area of implementation.
3. Must be well versed with software design and development methodologies for web application development using Java/Java EE/Open Source or Microsoft .NET technologies.
4. Mandatory experience in implementing Blockchain applications/projects using MEAN/MERN/Java/Go technology stack, Git, Linux/ Ubuntu/ MacOs/ Windows/ Virtual machines.
5. Understanding of smart contracts and experience in developing smart contracts (Node/ JavaScript/ Go/ Java) for at least 2 live projects.
6. Knowledge of design considerations, best practices, and standards for designing smart contract-based solutions for decentralized applications.
7. Understanding of common tools/ frameworks/ libraries used for quality software development and Blockchain implementation, including those for Hyperledger.
8. Knowledge of common architecture patterns for applications (MVC, SPA), cloud, data storage, security, API/Integration, serverless architectures, etc.
9. Experience in using (and configuring) CI/CD pipelines (and know-how of DevOps) for blockchain projects.
10. Experience in leading small development teams (3-5 people) and should have worked in Agile/Scrum teams.
11. Strong verbal and written communication skills; must be comfortable with client and stakeholder interactions.
12. Good understanding of IPFS and IPNS protocols.

1. Interest to learn and apply learning to design and implement blockchain solutions
2. Record of publication of good quality blogs and papers.
3. Completion of relevant certifications: Blockchain developer, Java EE / Web Application Developer, Cloud Certification, etc.

About us:

Zemoso Technologies is a Software Product Market Fit Studio that brings silicon valley style rapid prototyping and rapid application builds to Entrepreneurs and Corporate innovation. We offer Innovation as a service and work on ideas from scratch and take it to the Product Market Fit stage using Design Thinking->Lean Execution->Agile Methodology.

We were featured as one of Deloitte Fastest 50 growing tech companies from India thrice (2016, 2018 and 2019). We were also featured in Deloitte Technology Fast 500 Asia Pacific both in 2016 and 2018.

We are located in Hyderabad, India, and Dallas, US. We have recently incorporated another office in Waterloo, Canada.

Our founders have had past successes - founded a decision management company acquired by SAP AG (now part of Hana Big data stack & NetWeaver BPM), early engineering team of Zoho (leading billion $ SaaS player) & some Private Equity experience.

Marquee customers along with some exciting start-ups are part of our clientele.

Responsibilities:

• Develop application functionality using various coding languages.
• Setting security measures against various types of cybercrimes.
• Maintain client and server-side applications.
• Train the fellow team members on blockchain technology.
• Attend meetings, brainstorm sessions, and daily standup for enhancing your knowledge of new technologies.
• Adhering to all the rules and regulations of data protection for digital payments.
• Staying updated with the latest crypto technologies for data protection.

Required Skills:

• 6+ years of exp in Designing, developing, and testing blockchain systems.
• Ability to write efficient and modular code.
• Good exp in preparing documentation on the blockchain development processes.
• Securing the blockchain network with new technologies.
• Utilize cryptography techniques to protect against hackers and other cyber attacks.

We are looking for a Blockchain Developer with a focus on scaling best

practices, reducing engineer toil, and ensuring reliability and stability of the NST Blockchain Platform. This engineer will also work with all engineers to understand pain points and find a balance in the “now” vs the “future”, while also proposing foundational Blockchain. This individual will need to take into consideration performance, reliability, stability, and developer happiness to ensure that we are providing a world-class community-building experience for our internal team, external contributors, creators, and users.

Priorities can change in a fast-paced environment like ours, so this role

includes, but is not limited to the following:

1. At least 3+ years of work experience in blockchain related projects

(preferably enterprise blockchain)

2. Good knowledge in Hyperledger Fabric related projects.

3. Knowledge of Data Structures is preferred.

4. Good with either one of the programming languages: JavaScript or Golang

(preferably Golang)

5. Experience working with some DevOps tools like docker, docker-compose,

ansible. (Knowledge of Kubernetes is even better)

6. Experience working with both SQL & NoSQL Databases, DB Migration,

Disaster Recovery.

7. Should be able to manage a small team, in terms of work management,

coding sessions, code review.

8. Good communications skills.

9. Additional certification in either Hyperledger or Kubernetes is preferred.

We are looking for a Blockchain Developer who has around 2-3 years of experience, and has past experience with working on blockchain-based systems and scenarios. The ideal candidate would be someone who understands the concepts of Blockchain technology and having working experience on Rust and Solana.

• Desire to work in a startup environment, fun@work culture and able to self-manage.

• In Depth understanding of at-least two blockchain network like Rust, Substrate, Polkadot Solana, Hedera Hashgraph, Tezos, BlockApps, Algorand, Corda, Lambda, Cargo etc

• Familiarity with basic cryptography to understand the essentials of blockchain systems.

• Hands on in Rust

• Designing and writing well-structured APIs in Node.js and MongoDb to connect to Blockchain infrastructure

• Staying up to date with new developments and news in integrated chains.

• Past experience with Wallets or Crypto Exchanges would be a major plus.

• Experience with third-party libraries and APIs.

• Experience working in an agile development process.

• Documenting architecture and guidelines.

• Be proficient in using version control and continuous integration, with tools such as Gitlab, Git and Jenkins.

• Write clear, maintainable and testable code that you are proud of.

• Attend training and education where necessary to up-skill themselves.

• Experience in writing smart contracts for large-scale production blockchain applications.

• Cross-team contribution whenever required.

• Familiarity with basic cryptography.

• Should have a deep understanding of the blockchain and cryptocurrency space and smart contract systems, specifically having a deep understanding of Rust.

Desired Candidate Profile