Blockchain 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

RedSoft Solutions is a fully remote organization with a talented team spread across five cities in two countries. We specialize in the JavaScript and Web3 technology stack, delivering exceptional web applications to our clients. Our expertise ranges from developing web3 applications for startups to streamlining enterprise processes. We are proud to be at the forefront of blockchain technology, constantly pushing boundaries and creating cutting-edge solutions in this rapidly evolving field.

We foster a freedom culture that empowers our team members to choose their own working hours and pursue their preferred technologies. We firmly believe that teams perform best when they have the freedom to work on what they love with minimal restrictions. Work-life balance is a core value for us, and we prioritize written communication for effective collaboration, reducing the need for frequent calls and meetings.

Job Title: Blockchain Developer

Location: Fully-Remote :earth_asia:

Responsibilities:

Design and develop decentralized applications (dApps) using the Web3 technology stack, including Solidity, React.js, Node.js, Truffle, Ganache, and Hardhat.

Write and deploy smart contracts on various blockchain platforms.

Ensure the security and integrity of blockchain applications by implementing best practices and following cryptography and security principles.

Collaborate with cross-functional teams to integrate blockchain solutions into existing systems.

Stay up-to-date with the latest trends and developments in blockchain technology and share insights with the team.

Qualifications:

Minimum of 2 years of experience as a Blockchain Developer or a related role.

Excellent understanding of blockchain technology and its practical applications.

Proficiency in the Web3 technology stack, including Solidity, React.js, Node.js, Truffle, Ganache, and Hardhat.

Solid grasp of cryptography and security principles in the context of blockchain technology.

Knowledge of smart contracts and their development and deployment.

Familiarity with algorithm and data structures to optimize blockchain applications.

Strong problem-solving and analytical skills.

Excellent communication and interpersonal skills.

Academics:

Academic qualifications in any field are acceptable as long as you possess the required skills.

Relevant certifications in blockchain development or related domains are desirable.

Salary and Benefits:

Competitive salary range of 6-8 LPA based on experience and qualifications.

Fully remote work environment, allowing for a flexible and balanced lifestyle.

Opportunity to work with cutting-edge blockchain technologies and contribute to the growth of the industry.

Collaborative and inclusive company culture that values teamwork and innovation.

Emphasis on work-life balance and freedom to pursue preferred technologies.

Professional development opportunities and support for further learning and certifications.

If you are a passionate Blockchain Developer with a strong technical background and a desire to work in a fully remote and innovative environment, we would love to hear from you. Join our team at RedSoft Solutions and be part of the revolution in blockchain technology!

Responsibilities:

·      Search, 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 that of existing ones. 

Requirements:

·      Total 3 Years of experience required,Ethereum, Blockchain

·      Knowledge in any one of the programming languages: NodeJS,

Java, GoLang,C, C++,PHP

·      Basic understanding of blockchain technology: Bitcoin, Smart

Contracts, Solidity, Cryptography

·Knowledge in private blockchains such as Hyper Ledger, Corda is

a plus

· Basic understanding of HTML, CSS, JS, Bootstrap and knowledge

in front-end technologies such as Angular/ React/ Vue is a plus.

·      Knowledge in databases and database modelling: MySQL,

PostgreSQL, MongoDB

·      Understanding of Software Development Lifecycle (SDLC)

·      Experience using Git for version control

Responsibilities:

• Collaborate with R&D teams and incorporate blockchain into the development and design of solutions that employ cross-asset frameworks and concepts
• Leadership abilities in order to provide the team with the correct direction to ensure that the correct solution is implemented with tremendous success.
• Build performance indicators to assess the performance of the Blockchain.
• Preparation of a risk and failure analysis and risk prevention plan.
• Train and advise technical employees on Blockchain tools and frameworks, Blockchain principles, and so forth.

Required Skills:

• Worked on new technologies and develop performance standards for appraising any new solutions.
• Extensive knowledge of blockchain architectural concepts and the development of storage solutions.
• He shall have a solid understanding of Blockchain foundations, consensus algorithms, and smart contracts 
• Excellent knowledge of blockchain frameworks, for example, Hyperledger Fabric, R3 Corda, and Ethereum
• Good command over the several consensus algorithms used for the Bitcoin Blockchain, Ethereum, Byzantine fault-tolerant algorithms
• Strong understanding of cryptography, in order to provide greater security and immutability to the system

Arcana is The Storage Layer for Ethereum with a Privacy Stack for developers to build secure and privacy preserving apps. Users care about privacy now more than ever before and it is becoming a first-class citizen in the modern development stack. Arcana makes it easier for apps to be privacy-focused out of the box.

With Arcana’s privacy stack, developers give control of data back to their users. They can easily integrate our SDK with their apps and use our modular feature blocks for Authentication, Identity Management, Encryption, Access Control, and Decentralized Storage. All of which are secured by and verifiable on the blockchain.

Visit http://www.arcana.network/">www.arcana.network to learn more about us, our backers, and our offerings

Arcana is stack of services to help developers build more secure and privacy preserving apps.

We are looking to onboard a lead for our blockchain engineering team. At Arcana we are building our own sovereign EVM compatible chain with its own set of validators. Security, Scalability and Interoperability are the primary goals of the blockchain and we're looking to put together some of the best minds to achieve this. This is a full-time role and completely remote friendly.

• Experience in managing a team of engineers for at least 2+ years.
• Must have significant experience with Geth (Go Ethereum) or equivalent blockchain nodes and p2p
• Must be proficient with Golang
• Deep understanding of Blockchain, Solidity, Assembly, and the EVM
• Experience in standard software practices including clean code, unit tests and CI/CD
• Knowledge of Rust, Javascript, Typescript or Node.js is a plus
• Active member of the dev community will be a plus (e.g. experience contributing to OSS or EIPs)
• Experience in leading and communicating with remote teams

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

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.

Responsibilities:-

Ø  Research, design, develop, and test blockchain technologies.

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

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

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

Ø  Document new solutions as well as maintaining that of existing ones.

Skills:-

Ø  Strong  software development background.

Ø  Experience working with large codebases.

Ø  Experience working with open-source projects.

Ø  Proficiency in one of the following languages: C++, Java, JavaScript ( Depending on the project ).

Ø  Strong  knowledge of common algorithms and data structures.

Ø  Familiarity with basic  cryptography.

Ø  Familiarity with P2P networks.

Ø  Strong knowledge of bitcoin-like blockchains.

Ø  Strong knowledge of concurrency and writing efficient and safe multithreaded code.

Ø  Strong knowledge of STL, C++11 ( In the case of a blockchain-based on C++ ).

Ø  Proficiency in the Qt Widgets module ( Applies to projects where a GUI wallet application is needed ).