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

Similar jobs
● Experience working with Nodejs/any JS framework, operating blockchain nodes especially in
Ethereum.
● Knowledgeable about smart contract security and best practices (design patterns).
● Build back-end web services that interact with the Ethereum blockchain.
● Research, design, implement and maintain all decentralized finance systems.
● Good Communication Skills.

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.
Job Position - BlockChain Developer
Experience - 4+ Years
Job Location - Bangalore
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 the existing ones.
Requirements:
• Total 4+ Years of experience in Backend Development and minimum 1+ years of experience in Ethereum, Blockchain
• Knowledge of any one of the programming languages: NodeJS, Java, GoLang, C, C++, PHP
• Basic understanding of blockchain technology: Bitcoin, Smart Contracts, Solidity, Cryptography
• Knowledge of private blockchains such as Hyper Ledger, and Corda is a plus
• Basic understanding of HTML, CSS, JS, Bootstrap, and knowledge of front-end technologies such as Angular/ React/ Vue is a plus.
• Knowledge in databases and database modeling: MySQL, PostgreSQL, MongoDB
• Understanding of Software Development Lifecycle (SDLC)
• Experience using Git for version control
- Working on various blockchain technologies like DeFi, Ethereum, Web3, etc.
- Being ready to get a deep dive into new technology as per business use-case.
- Demonstrating thought leadership and understanding of various Blockchain platforms and capabilities.
- Designing and building industry-specific solutions using Blockchain technology
- Leading solution development in Blockchain and related technologies such asEthereum, cryptocurrencies, and smart contracts.
- Understanding functional requirements as applicable to various industries and converting them into system specifications for development.
- Defining architecture and best practices to implement the solutions.
Desired Candidate Profile
What you need to have:- Deep understanding of blockchain fundamentals (smart contracts, web3, DAOs)
- 3-5 years experience in web development using MERN stack is mandatory
- Knowledgeable about smart contract security and best practices (design patterns)
- Familiarity with Git and Version Control
- Proficiency in writing modular and well-tested code
- Hands-on experience in the latest DeFi applications and an appreciation of use cases like AMM and decentralized lending and borrowing
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
We at Arcana(arcana.network) are looking for someone well versed with applied math and cryptography to help design our protocol and allied systems.
Specifically, we are looking for knowledge in a significant subset of the following:
- Verifiable Delay Function(VDF) implementation
- Distributed key generation(DKG) and management(DKMS)
- Encryption schemes
- Game theoretical (dis)incentivisation on a decentralized network
- Distributed Random Number generation
- End to End Encryption schemes
- Zero Knowledge proofs
- Verifiable computation
Academics and part time consultants also welcome to apply.
Skillset: strong knowledge of NFT's
Exp: 6+ Years
looking for Freelancer
At Olegacy, we build applications connecting people to Web3. Our office is in Bengaluru and Dubai. We are expanding to our Dubai office and would love to invite all individuals who are passionate about the blockchain space to apply. We are currently seeking a Blockchain Engineer to help develop and build a decentralized finance application. The ideal candidate is a self-inspired individual who is passionate about blockchain technologies and disrupting current potential financial norm.
Responsibilities
- Work with the team to achieve product update milestones within the set time frames
- Design, develop, program, test, debug and maintain smart contracts code for a decentralized application
- Apply the latest cryptography techniques to protect digital transaction data against cyberattacks and information hacks
- Evaluate scalability, security, performance and gas optimization of the decentralized application
- Collaborate with the team on API design
- Collaborate with the team on planning and implementing frictionless user experiences
Qualifications
- Bachelor's / Master's degree in Computer Science
- Strong proficiency in Cryptography
- Strong proficiency in smart contracts written in Solidity
- Strong proficiency in JavaScript, NODE.js and C++
- Experience with blockchain technology
- Bonus: Understanding of the intricacies of iOS and Android
- Bonus: Experience developing NFTs on Ethereum
Soft Skills
- Team Player
- Strong English language communication skills
- Self-starter
- Enjoys working in a fast-paced start-up culture
- Growth mindset
Responsibilities
- Build and deploy architecture for complex blockchain solutions.
- 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
- Build cross-chain bridges.
- Building on-chain governance
Skills
- Strong software development background.
- Experience in Solidity.
- Worked with Defi offerings such as staking, farming, flash loans, etc.
- Experience with building on Ethereum & Matic.
- Strong knowledge of concurrency and writing efficient and safe multithreaded code
- Strong knowledge of common algorithms and data structures
- Familiarity with basic cryptography
- Familiarity with P2P networks
- Strong knowledge of bitcoin-like blockchains
Scope
- building an ERC-20 token with an in-built unlock schedule.
- building a smart contract to accept a certain ERC-20 token and take actions based on it
- farming/staking system
- collateral-based lending
- cross chain development
- on-chain governance
- Deploying NFTs
Benefits/Perks
- Remote first company
- Quarterly appraisal and bonus
- Health insurance Benefits of INR 5,00,000
- Employee professional development - Each employee has 5% of their monthly remuneration, annually to spend on educational activities or material
- Flexible working hour
And much more...








