
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

About Quest Global Technologies Ltd
About
Connect with the team
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.
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.
1. Work closely with the Founders to plan and develop the architecture and engineering vision for the product.
2. Roll out and advocate for new engineering principles and processes while supporting, maintaining, and updating existing ones.
3. With the help of your team members, educate and execute on Software Engineering best practices for testing, deploying, and developing code.
4. Be ready to roll up sleeves to assist your team when there are most urgent, difficult or critical developments to produce
5. Drive the apt technology choices (e.g. languages, libraries, frameworks)
6. Layout the technology architecture for both immediate and long term growth
7. Take appropriate risks for technical debt to develop prototypes in a short timescale
*Leadership responsibilities*
1. Mentor and guide the professional and technical development of your team members.
2. Hire and build a Software development team
3. Represent the Technology progress on the company vision to the Board/CXOs
4. Participate with Core-team in making key Product and tech roadmap related decisions
*Experience*
1. You have 7+ years of relevant engineering work experience.
2. You have significant experience working on a SAAS-based platform.
3. You have experience architecting enterprise Blockcahin applications (Any Blockchain framework is fine but Hyperledger will be preferred)
4. You have a strong technical background and are able to contribute to design and development across the software product lifecycle
5. You are familiar with our tech stack (Hyperledger/Nodejs / ReactJs / PostgreSQL / AWS / Linux)
6. You are familiar with implementing organizational processes using tools like Jira / Git / Slack etc.
7. You've worked on large-scale SaaS products and can rapidly familiarize yourself with complex products.
8. You have a strong focus on metrics and know how to measure the health of engineering teams.
9. Strong organizational skills and a focus on developing processes support the long term growth of the product engineering group.
10. You have experience running Agile teams.
Designation - Blockchain developers
Work Mode :- Remote
Qualifications and Experience:
- The Blockchain developer will be responsible for designing, developing and implementing blockchain solutions.
- Candidates must be from Bachelor of Engineering Background.Freshers do not apply
- Minimum 3-5 years of hands on Experience in Blockchain,solidity,RUST,IDO and Token launches is mandatory.
- We are looking Candidates should who can join us immediately or 15 days
- Work as a Senior Developer or Tech Lead for blockchain-based projects.
- Lead small development teams (3-5 people).
- Work in Agile/Scrum teams.
- Deliver quality solutions to customers by implementing relevant tools/ frameworks/ libraries in Hyperledger.
- Experience in the role of a senior developer/tech lead for blockchain and non-blockchain-based projects. (At least 3 to 5 projects)
- 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.
- Must be well versed with software design and development methodologies for web application development using Java/Java EE/Open Source or Microsoft .NET technologies.
- Mandatory experience in implementing Blockchain applications/projects using MEAN/MERN/Java/Go technology stack, Git, Linux/ Ubuntu/ MacOs/ Windows/ Virtual machines.
- Understanding of smart contracts and experience in developing smart contracts (Node/ JavaScript/ Go/ Java) for at least 2 live projects.
- Knowledge of design considerations, best practices, and standards for designing smart contract-based solutions for decentralized applications.
- Understanding of common tools/ frameworks/ libraries used for quality software development and Blockchain implementation, including those for Hyperledger.
- Knowledge of common architecture patterns for applications (MVC, SPA), cloud, data storage, security, API/Integration, serverless architectures, etc.
- Experience in using (and configuring) CI/CD pipelines (and know-how of DevOps) for blockchain projects.
- Experience in leading small development teams (3-5 people) and should have worked in Agile/Scrum teams.
- Strong verbal and written communication skills; must be comfortable with client and stakeholder interactions.
- Good understanding of IPFS and IPNS protocols.
- Interest to learn and apply learning to design and implement blockchain solutions
- Record of publication of good quality blogs and papers.
- 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.
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)
Technical Experience :
- Solid understanding and experience in BlockChain Development preferred
- 1+ years of Blockchain application development experience on platforms such as Ethereum, Hyperledger, BigchainDb, and Multi-Chain.
- Experience with NodeJS
- Experience in solution building on Blockchain technology.
- Experience with development tools such as Geth, Hyperledger Fabric/Sawtooth, Composer, Solidity Remix Functional
- Basic understanding of Web application architecture and protocols.
- Any additional expertise with Python, containerization (Docker), and additional Cloud exposure is 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.
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.
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...









