
-understanding with Javascript and Node.js + TypeScript , Express JS
-Familiar with JS tools
-Experience writing code from scratch
-Thrive in a fast-paced working environment, owning deadlines and striving for efficiency
-Familiarity with GIT, Jira, Redmine, or similar project management and issue tracking software
-Working knowledge of design principles, typography, user interfaces, Web standards and usability
-Familiar with interaction design and information architecture methods and principles
**~Job requirements~**
- good in data structure and algorithm
- willing to learn solidity web3 and blockchain technologies
- Handson with Node js and express.js
- working in a young, ambitious, and international team
- good to have experience building an API from scratch
- Are interested in security and its best practices

About The Blockjet Technologies
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Job Title : Lead Blockchain Developer
Experience : 5+ Years
Location : Indore (WFO/Remote)
Employment Type : Contractual
Job Summary :
We’re seeking a Lead Blockchain Developer with 5+ Years of experience in building scalable, decentralized applications. The ideal candidate has expertise in Rust, Golang, Solidity, and Node.js, with hands-on experience in Geth, Docker, and blockchain infrastructure.
Mandatory Skills : Rust, Golang, Solidity, Node.js, Geth, Docker, Ethereum architecture, Smart Contracts, Blockchain Protocols.
Key Responsibilities :
- Design and develop core blockchain protocols and infrastructure.
- Build and deploy secure smart contracts using Solidity.
- Develop tools/services for Ethereum and related networks.
- Work on performant node-level development using Rust and Golang.
- Build APIs and backend services in Node.js.
- Manage containerized environments using Docker.
- Collaborate on system architecture and conduct code reviews.
- Stay updated on blockchain trends and implement best practices.
Key Requirements :
- Strong skills in Rust, Golang, Solidity, Node.js.
- Deep understanding of Ethereum, Geth, and blockchain concepts.
- Experience with Docker, API development, and smart contract security.
- Knowledge of consensus algorithms, cryptography, and performance tuning.
- Familiarity with CI/CD pipelines and DevOps tools is a plus.
Preferred Qualifications :
- Bachelor's/Master’s in CS or related field.
- Prior contributions to open-source or Web3 projects.
Role Overview
We're seeking a MERN Stack Developer with experience in Web3 development to join our team. The ideal candidate will be comfortable building full-stack applications, integrating smart contracts, and working in a fast-paced startup environment.
Responsibilities
- Develop and maintain full-stack applications using MongoDB, Express.js, React.js, and Node.js
- Integrate smart contracts and blockchain functionality using Web3.js, Ethers.js, or similar libraries
- Collaborate with product managers, designers, and blockchain engineers
- Write clean, maintainable, and testable code
- Troubleshoot and debug applications
- Stay updated with the latest Web3 trends and technologies
Requirements
- 1+ year of hands-on experience with the MERN stack
- Basic to intermediate knowledge of smart contracts, Ethereum, and Web3.js/Ethers.js
- Familiarity with Solidity and Ethereum development tools (e.g., Truffle, Hardhat)
- Understanding of REST APIs and integration practices
- Strong problem-solving skills and a proactive attitude
- Good communication and collaboration skills
Bonus Skills
- Experience with IPFS, The Graph, or Layer 2 solutions
- Contributions to open-source Web3 projects
- Knowledge of NFT standards or DeFi protocols
What We Offer
- Competitive salary and performance-based incentives
- Flexible working hours and remote-friendly culture
- Opportunity to work on cutting-edge Web3 projects
- A collaborative, supportive, and innovative environment
- 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
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)
As a Blockchain Developer at Cere Network, you will be responsible for designing, implementing, and supporting a distributed blockchain-based network. Your primary responsibility will be analyzing requirements, designing blockchain technology around a certain business model, and the building and launching of a blockchain network.
Responsibilities :
- Research, design, develop, and test cutting edge technologies in blockchain and beyond (real-time event sourcing, automated orchestrations, distributed big data, ML/AI, etc)
- 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
- Develop strong written English communication skills by documenting everything, from design to implementation, to process and beyond.
Skills :
- 2-5 years experience
- Strong software development background
- Experience working with large distributed computing deployments with real users
- 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 cryptography concepts
- Experience with Substrate and Rust
- Familiarity with P2P networks and high throughput and robust services
- Strong knowledge of blockchains/consensus protocol
- Strong knowledge of concurrency and writing efficient and safe multithreaded code
- Nice to have knowledge of STL, C++11
Technical Experience
- Solid understanding of and experience in BlockChain Development preferred
- 2+ years of Blockchain application development experience on platforms such as Ethereum, Hyperledger, BigchainDb, Multi-Chain.
- Experience in solution building on Blockchain technology.
- Experience on development tools such as Geth, Hyperledger Fabric/Sawtooth, Composer, Solidity Remix Functional
- Basic understanding of Web applications architecture and protocols.
- Any additional expertise with Python, containerization (Docker) and additional Cloud exposure also a huge plus
- Any previous integration expertise, Strong in Agile, Banking or Financial Service development expertise, as well as software development in a large Enterprise environment, also required Security Architecture / Cryptography
- Front-end development experience in HTML, CSS, JavaScript, ES6/TypeScript Angular, Node.js, ReactJS .
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
Are you passionate in coding, art and blockchain? Do you wish to face challenges ahead, develop and deliver features that will be extraordinary towards users? We are looking for experienced developers (blockchain, frontend, backend) to join our team and start a revolution!
About the role as a full stack engineer at Torum, you will be remotely working alongside our core development team from India, Turkey, Malaysia and other regions in the future. A good mindset of forward planning should be cultivated to better your performance!
You will also get involved in constant discussions with our Lead Developer and Operational team members regarding the ideas, concepts as well as feature specifications to further enhance our platform.
Key Responsibilities & Scope
- Delivering well tested, high quality software
- High scalability and flexibility solutions using micro services
- Work well in teams (bonus points if able to lead)
- Qualifications & experience
Highly Favored Experience
- Experience with Solidity
- Web3 JS experience
- Good software engineering skills, insights, and experience
- Good knowledge of cryptography
- Important: Ability to communicate (orally and verbally) well with the team in English
- Experience in building large-scale apps like Social Media, E-commerce, etc. where performance, scalability, and availability are the top priorities
Qualifications and Experience location GMT+8 or GMT+5:30
- Ability to work remotely or on-site (if Malaysia)
- More than 3 years of experience with writing Solidity smart contract (a) more than 2 years of experience with React JS and Web3 JS OR (b) more than 3 years of experience in Node JS and MongoDB
- Acting as the Senior or Lead position in the team, and built at least one or more commercialized Decentralized Applications (Dapps), such as NFT marketplace, DeFi platform, GameFi or any other relevant applications that solved the industry need
- Passion for best design, developing and coding practices
- Maximizing application performance, uptime, and scalability, maintaining high standards of code quality and thoughtful application design
- Excellent debugging and optimization skills
- Unit/integration testing experience
- Passionate and having good knowledge about Cryptocurrency / DeFi / NFT / GameFi industry is a huge bonus
- Hands-on experience on Layer 0 or 1 or 2 blockchain infrastructure (Preferably EVM-based public chain) is a huge bonus
Job descriptio
Roles and Responsibilities
- Enable secure digital transactions by creating systems to record and store blockchain data in a way that prevents changes or hacks.
- Design secure blockchain technologies, develop application features and interfaces, and maintain client and server-side applications.
- Research, design, develop, and test blockchain technologies
- Maintain and extend current client- and server-side applications responsible for integration and business logic
- Develop high-quality software for Ethereum or Hyperledger in Go, Python, Solidity, and JavaScript
- Utilizing cryptography techniques to protect against hackers and other cyber-attacks
- Developing application functionality using various coding languages
Preferred Candidate
- Deep understanding of crypto-economics
- 1-4 years of Experience in Blockchain and distributed ledger technologies and development
- Proficient in RDBMS, NodeJS, C++, NoSQL, JavaScript, Java, algorithms, data structures, and distributed databases
- Familiar with cryptographic principles
- Experience of Blockchain architecture, standards/protocols, and private keys
- Experienced in developing in AWS, Azure, or any other cloud space











