
-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 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

Be the brain behind a real based tokens project where real liquidity powers P2P trading.
We build next-gen blockchain tokens (ERC20/BEP20/TRC20) that are instantly transferable P2P, divisible, tradable on escrow systems, and backed by real liquidity.
Who We’re Looking For:
IIT graduates preferred with strong Blockchain + DeFi expertise
Solidity + Web3.js / Ethers.js expert
Experienced in tokenomics, stablecoins, AMMs, liquidity pools & P2P escrow
Ability to mint max tokens with minimal liquidity investment while keeping price stable
Key Responsibilities:
Deploy secure ERC20/BEP20/TRC20 tokens
Design liquidity-backed tokenomics
Optimize capital efficiency & AMM strategies
Build P2P escrow smart contracts
Maintain stable token price peg across exchanges
- 4-6 years of proven experience as a Full stack engineer
- 2+ years of Blockchain development experience in Hyperledger Fabric, IPFS and development of smart contracts in Golang.
- Good understanding of multiple Blockchain platforms such as Hyperledger Fabric, Quorum, Ethereum etc
- Experience in Java, JavaScript Experience in developing and designing RESTful services and APIs
- Experience in Microservices architecture
- Sound knowledge on Docker and Kubernetes applications
- Experience in Banking, Financial and Fintech domain is an added advantage
- Familiarity with Blockchain protocols is a plus
- Knowledge of Agile development environment is preferable
- Ability to work within a fast-paced, collaborative environment and handling multiple projects
- Customer-first mentality, intellectual curiosity, and hunger
- Interested in learning new technologies, creative, open-minded and a great team player
- Bachelors or master’s degree in engineering (preferably Computer Science or Information Technology)
-
Drive high-level decisions about Sperax Protocol architecture, incentive structures and features in collaboration with the Product and Economics Research team
Roles and Responsibilities
- Design/implement secure and reliable smart contracts in Solidity
- Architect, implement, test, and audit protocol upgrades and additions
- Research on multiple blockchain protocols
- Work in a fast-paced team to develop and iterate on new features
Our Requirements/ Qualification and Skills
- 4+ years of development experience and at least 1 year of smart contract developer experience in solidity
- Solid experience in delivering resilient and secure code in Solidity
- Knowledge and experience of the test-driven development
- Very good understanding of the Blockchain technologies, especially Ethereum
- Familiar with the common Smart Contract vulnerabilities
- Solid understanding about Ethereum infrastructure, e.g. like Gnosis, TheGraph
What we offer:
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
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
- A good grasp of blockchain fundamentals, various consensus algorithms, and detailed knowledge of at least one major blockchain.
- Previous work (demonstrable) in blockchain technology, web3, or protocol development
- In-depth understanding of Number Theory and Cryptography. Knowledge of Cryptographic Algorithms and zero-knowledge proofs are highly preferred.
- Superior mathematics and problem-solving skills, excellent pattern recognition, passion for solving puzzles.
- 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
- Grounded research skills and an ability to absorb documentation quickly
- Strong background in Computer Science. Knowledgeable in Algorithms and Data Structures.
Roles and Responsibilities
- 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).
- Write go-lang based networking relayers that enable communication between blockchains and zk-provers.
- Maintain relayer and zk-prover infrastructure (cloud machine and codebase)
- Write kickass documentation.
Location: Delhi NCR, India | Remote
We are a Quantitative Trading firm building proprietary trading products and infrastructure for crypto markets (both DeFi and CeFi). We are focusing heavily on building up our DeFi capabilities and are looking for a hungry DeFi native engineer to help us conceptualize and build our DeFi strategies and infrastructure.
We are a high-output research team of 5 from a variety of backgrounds, spanning from Machine Learning and System Engineering, all the way to fintech and business.
We build products for both internal and external use to uncover alpha opportunities in different areas of crypto markets, including trading both on centralized and decentralized exchanges (DeFi) and building systems to streamline order execution, gather and digest complex timeseries data streams.
We are looking for a DeFi Software Engineer who has a deep understanding of blockchain and is curious about algorithmic trading. You should be excited about making sense of large quantities of data, and decision modelling on time series, real-time data.
Responsibilities
- Designing, building and testing smart contracts and related infrastructure
- Researching new DeFi protocols and its connectors and building on them
- Building real-time monitoring tools and working with our team on latency-sensitive operations
- Ethereum Node Infrastructure setup and maintenance
- Work with the team on devising new trading strategies and uncovering opportunities
Qualifications
- Deep technical and practical understanding of DeFi protocols and DevOps practices for interfacing with them (both Ethereum and any other relevant one) - Must have extensive knowledge of Solidity, smart contract development (web3js or ethersjs) and testing.
- Knowledge of Javascript (knowledge of Golang/Python programming is nice to have).
- Must be comfortable working with either hardhat or truffle.
- Comfortable working in a dynamic, research-oriented team with several ongoing concurrent projects
- You look forward to working with an interdisciplinary team that longs to find solutions together.
- Knowledge of trading isn't required but interest in the field is paramount. If you are a self-taught wiz who has tried its hands at DeFi trading and AMM, even better!
The number of years of experience does not matter as long as you have built complex projects from scratch, a burning desire to learn more, constantly improve yourself and solving tricky problems on a daily basis. We're a small team so you can assure yourself that whatever you contribute - in terms of an engineer, or otherwise - is always heard and discussed.
Benefits
- Competitive salary and performance-based bonuses
- A young startup work environment, where your initiatives and ideas count and are rewarded
- A unique open research environment, where everybody contributes and sees the full spectrum of our work, from inception to production
- The chance to shape our firm's legacy and exchange knowledge with the team on every part of what we do.
The role location is preferably Hyderabad with to be able to brainstorm in person with the R&D team, but remote in India is also possible.
Please share github profiles and details of previous projects worked on (both commercial and personal).
- Writing and Understand smart contracts using Solidity
- Write backend APIs using Next JS, Node JS
- Experience is cross chain development, block chain oracles, multi sig is desirable
- Thorough understanding of block chain components.
- Thorugh understanding of IDO process, Swapping protocols, Tokenomics
- Understanding of Docker, Kubernetes , Cloud technologies like AWS , GCP is highly desirable.







