Senior Smart Contract Developer

Job Summary

We are building a blockchain platform focused on NFT-based records and tokenization of real-world assets (RWA). The frontend is already developed, and we are looking for a skilled Blockchain Backend Engineer to design and implement smart contracts and blockchain services.

This role involves building production-grade, verifiable blockchain systems with a strong focus on NFTs, on-chain verification, and metadata integrity.

Key Responsibilities

Phase 1 – Immediate Scope

• Design and develop NFT minting and issuance (single & batch)
• Implement NFTs linked to real-world records (certificates, titles, permits)
• Enable on-chain public verification (Token ID, Contract Address, Blockchain)
• Design and manage NFT metadata (on-chain / IPFS) with metadata locking
• Implement document hash anchoring for tamper-proof verification
• Develop public verification APIs and QR-based verification flow
• Work with at least one EVM-compatible blockchain (Polygon / Base / Ethereum L2)

Phase 2 – Nice to Have (Future Scope)

• Security token issuance with transfer restrictions
• Whitelisting and compliance-ready token flows
• Investor onboarding and agreement binding
• Distribution handling, investor data room, and referral tracking

Required Skills

• Strong experience in Solidity
• Hands-on development with ERC-721 and/or ERC-1155
• Smart contract development, testing, and deployment
• Experience with EVM blockchains
• Proficiency in Web3 libraries (ethers.js / web3.js)
• Knowledge of IPFS and on-chain data anchoring
• Ability to design secure, scalable, and verifiable blockchain architectures

Good to Have / Bonus Skills

• Experience with Real-World Asset (RWA) tokenization
• Exposure to security tokens or compliance-focused Web3 platforms
• Prior work on enterprise or regulated blockchain solutions

• Proficient in Solidity programming language
• Experience with wallet integrations
• Experience with ethers.js/web3.js
• Experience with Nodejs
• Experience with upgradable contracts, dynamic contracts, and factory contracts
• Design and develop smart contracts and decentralized applications on Ethereum, Polygon and Tron
• Excellent knowledge of various token standards like ERC20, ERC721 and ERC1155
• Write end-to-end unit tests for all smart contracts

Job Title: Blockchain Developer

Location: Bestech Business Tower (Mohali)

Job Type: Full-time

We are looking for Blockchain Developer with a minimum of 6 months to 1.5 years experience, you will be responsible for designing, developing, and implementing blockchain-based solutions, Dapps, wallet and smart contracts. You will be reposinble for developing and directly dealing with clients.

Job Responsibilities:

·        Create/Design and implement reliable blockchain architectures and protocols for projects, prioritizing scalability, security, and high performance.

·        Design, implement, and deploy smart contracts across diverse blockchain platforms (e.g., Ethereum, Solana). Perform comprehensive audits to guarantee security and optimal functionality.

·        Develop and sustain decentralized applications (DApps) by seamlessly integrating blockchain technology with both front-end and back-end systems.

·        Assist in shaping the technical strategy and roadmap for blockchain initiatives. Keep up-to-date with the latest advancements in blockchain technologies and industry developments.

·        Proficiency in DeFi, NFTs, and other emerging blockchain applications.

·        Work closely with clients to identify their requirements, objectives, and challenges, delivering scalable and dependable blockchain solutions.

Skills Required:

·        Expertise in programming languages - Solidity, Python, Javascript, Rust and React.

·        Expertise in DApp development frameworks - Web3.js, ethers.js

·        Familiarity with platforms such as Ethereum, Solana, Hyperledger, Binance Smart Chain, or Polygon.

·        Ability to integrate blockchain platforms with third-party systems using RESTful or GraphQL APIs.

Why Join Us?:

• Competitive salary & commission.
• Growth opportunities and a dynamic work environment.
• Comprehensive benefits.
• Decent hike on Current Salary
• Festival Celebrations

We are a research and product development studio focusing on building applications powered by blockchain and AI technology.

We are looking for a DeFi Software Engineer with a deep understanding of Ethereum and tons of curiosity!

What are we building: We are building a peer-to-pool-based derivatives trading platform (perps and options) with novel mechanics where liquidity providers can choose whether they want to be actively or passively involved in making the market.

Responsibilities

1. Designing, building, and testing smart contracts and related infrastructure

2. Researching new DeFi protocols and their connectors and building on them

3. Building real-time monitoring tools and working with our team on latency-sensitive operations

4. Staying up to date on any developments in Defi relevant to the project

Qualifications

1. Must have extensive knowledge of Solidity, smart contract development (web3js or eth-brownie), testing and deploying a functioning smart contract on an EVM chain

2. Knowledge of Python (knowledge of Golang/Rust programming is pleasant to have).

3. Must be comfortable working with either eth-brownie

4. Comfortable working in a dynamic, research-oriented team with several ongoing concurrent projects

5. You look forward to working with an interdisciplinary team that longs to find solutions together.

6. Deep technical and practical understanding of DeFi protocols*

7. *Knowledge of DeFi isn't a must but it is a big plus! The number of years of experience does not matter as long as you have built complex projects from scratch, have a burning desire to learn more, constantly improve yourself, and solve tricky problems daily.

We're a small team so you can assure yourself that whatever you contribute - in terms of engineering, or otherwise - is always heard and discussed.

Benefits

1. Competitive salary and performance-based bonuses

2. Equity in the protocol

3. A unique open research environment, where everybody contributes and sees the full spectrum of our work, from inception to production

4. The chance to shape our firm's legacy and exchange knowledge with the team on every part of what we do. The role is remote. Please share GitHub profiles and details of previous projects worked on (both commercial and personal)

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.

We at Mobiloitte are actively looking to hire an experienced Blockchain Developer who can join our team as soon as possible.

Visit us: www.mobiloitte.com

Job Title:   Blockchain Developer
Reports to:  Project Manager            
Experience: 1-8 Years
Company Name : Mobiloitte.
Website : mobiloitte.com
Location:    New Delhi
Qualifications:  B.E/B.Tech (Esentially with relevant exposure)

Roles & Responsibilities:

1. Must have experience with combination of following DLT (Distributed Ledger Technology) related: Hyperledger Fabric, Sawtooth, Iroha, Node.js, Go, Composer, Ethereum, Solidity, Truffle, web3.js, Geth, Corda, NEO, Rust, Solana and Polkadot.

2. Experience with containerization (Docker) and cloud-based computing (AWS, Bluemix, Azure) is a plus

3. Experience in pre-sales activities (proposal, client meetings, presentations)

4. Individual contributor with excellent analytical skills and ability to think out of the box (experience with requirements gathering/engineering are an advantage)

5. Excellent interpersonal and communication skills, including strong presentation skills

Desired Skills:

1. Hyperledger Fabric projects implementation experience is mandatory

2. Must have strong experience in writing chain code using Go Lang

3. Must have strong experience in implementing apps on top of Hyperledger Fabric using Angular or React front-end and NodeJS services

4.Hands on experience on-stellar,parity,R3 Corda,ethereum.

5.Should be hands on Consensus like-PBFT,PoW (Ethash)SCP (Steller Consensus Protocol) etc…

6.Good knowledge on Privacy like- public,private.

7.Must have ability to work collaboratively with a distributed agile team and deliver with high quality

8.Must have strong experience in DevOps using Git, Jenkins, Dockers, Kubernetes

9. Any experience in one of the Cloud platforms AWS or Azure or IBM BlueMix is an advantage

10.Business domain knowledge in Finance will be an added advantage

Kindly Share your updated resume and fill the below details .
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We are looking for a blockchain developer who will be responsible for designing, implementing, and supporting a distributed blockchain-based network. Primary responsibility will be analyzing requirements, designing blockchain technology around a certain business model, and building and launching a blockchain network.

Essential Skills :

• Strong software development background

• Experience working with large codebases

• Solidity, Web3.js, Ethereum, Truffle, Remix, Smart Contracts, Cryptography, Wallets, Blockchain Fundamentals, DeFi & Banking Domain

• Experience working with open-source projects

• Proficiency in one of the following languages: C++, Java, JavaScript 

• Strong knowledge of common algorithms and data structures

• Familiarity with basic cryptography

• Familiarity with P2P networks

• Strong knowledge of bitcoin-like blockchains / Stable coins

• Strong knowledge of concurrency and writing efficient and safe multithreaded code

• Strong knowledge of STL, C++11 

• Proficiency in the Qt Widgets module 

Responsibilities :

• Research, design, develop, and test blockchain technologies

• Brainstorm and help evaluate applications for new tools and technologies as they continually evolve

• Maintain and extend current client- and server-side applications responsible for integration and business logic

• Be involved in the global blockchain community—work on implementing and integrating the latest improvement proposals

• Document new solutions as well as maintain of existing ones

https://electronlabs.org/">Electron Labs is building a new protocol to make various blockchains interoperable. Our goal is to enable cross-chain contracts to connect with each other in the same way as same-chain contracts connect i.e., via function calls. We have developed a new in-house tech called https://garvitgoel.medium.com/what-is-bdlc-and-how-it-works-5716fbbacde8">Bi-Directional Light Client that allows a smart contract to independently verify whether the cross-chain transactions submitted to it are valid. We further use ZK-SNARKS to reduce the gas cost of running the light client on-chain.

Desired Qualifications

1. A good grasp of blockchain fundamentals, various consensus algorithms, and detailed knowledge of at least one major blockchain.
2. Previous work (demonstrable) in blockchain technology, web3, or protocol development
3. In-depth understanding of Number Theory and Cryptography. Knowledge of Cryptographic Algorithms and zero-knowledge proofs are highly preferred.
4. Superior mathematics and problem-solving skills, excellent pattern recognition, passion for solving puzzles.
5. Proficiency in one of the following languages: Go-lang, Rust, is highly preferred. Working knowledge of Solidity, Javascript, Python, or similar scripting languages puts you in front of our list
6. Grounded research skills and an ability to absorb documentation quickly
7. Strong background in Computer Science. Knowledgeable in Algorithms and Data Structures.

Roles and Responsibilities

1. You will be assigned one blockchain (Ethereum /Polygon /NEAR /tendermint /Polkadot/Aleo). You will be required to implement the light client of this blockchain in https://docs.circom.io/">Circom language (Domain Specific Language for ZK-SNARKS).
2. Write go-lang based networking relayers that enable communication between blockchains and zk-provers.
3. Maintain relayer and zk-prover infrastructure (cloud machine and codebase)
4. Write kickass documentation.

Location: Delhi NCR, India | Remote

Job description for Blockchain Developer

Responsibilities

• Create architecture features and interfaces by using programming languages
• Research and design blockchain technologies
• Develop and test blockchain technologies – Ethereum and Polkadot
• Protecting the application from bugs and cyber-attacks.
• Working closely with engineers, sales personnel, and other teams in designing and creating innovative solutions.
• Research, create and document existing and new blockchain structures and proposed solutions
• Writing excellent multithreaded codes
• Analysing the needs, resources, and problems of the company and provide necessary
solutions
• Working with open-source projects and codebases
• Keeping up with current blockchain technology and cryptocurrency trends

Requirement skills

• Strong background in software development or engineering with 2-3 years of relevant experience
• Strong conceptual knowledge on DeFi platforms
• Experience with solidity and node.js must
• Knowledge in go or rust
• Strong back-end skills
• Algorithms & data structures
• Basic knowledge of cryptography
• Peer-to-peer or P2P networks
• Qt Widgets module for GUI wallet application.
• Knowledge of current technology like microservice architectures and Docker
containers.
• B.E/B.Tech/BSc in Computer Science, Mathematics or similar field; Master’s degree
is a plus

Salary: Based on industry standards