**Role Overview:** We are seeking a skilled Web3 blockchain developer with strong experience in Ethereum and decentralized finance (DeFi). The ideal candidate should have expertise in smart contract development, ERC20 tokens, security best practices, and experience integrating with blockchain payment gateways or APIs related to stablecoins.
**Key Responsibilities:**
* Develop and deploy ERC20 smart contracts, including token minting, redemption, and transfer functionalities on Ethereum.
* Design, review, and optimize smart contracts related to crypto lending, escrow, collateral, and repayments.
* Integrate with Circle’s platform for USDC operations, understanding minting and redeeming processes via its APIs.
* Assess stability mechanisms of USDC, ensuring secure handling of minting, redemption workflows, and transactions.
* Collaborate with backend systems (Node.js / Typescript) to facilitate blockchain interactions, manage transactions, and implement error recovery.
* Implement blockchain security best practices, including transaction signing, API key management, and event validation.
* Explore interoperability between Ethereum and other blockchain networks as needed, considering costs and operational efficiency.
* Work closely with frontend and backend teams to embed blockchain transaction logic, wallet management, and transaction tracking.
* Document smart contract code, API workflows, and integration processes to support compliance and audits.
* Ensure platform adherence to relevant regulatory standards for crypto operations.
* Requirements:
* Proven experience in Ethereum smart contract development (Solidity), with a focus on ERC20 standards.
* Experience with DeFi protocols, escrow, lending, or collateral management smart contracts.
* Familiarity with Circle’s platform APIs, especially for USDC minting and redemption workflows, is a strong advantage.
* Hands-on experience with blockchain libraries such as web3.js, ethers.js, or similar.
* Understanding of blockchain transaction costs, network throughput, and interoperability considerations.
* Strong knowledge of smart contract security, auditing, and safe transaction handling.
* Experience working with backend environments like Node.js or Typescript.
* Basic familiarity with Circle’s wallet APIs, webhook integrations, and transaction validation best practices.
* Excellent coding, debugging, and documentation skills.
* Ability to work independently and collaboratively in a dynamic environment.
*
**Preferred Skills:**
* Experience across multiple blockchain ecosystems (e.g., Ethereum, Polygon, Solana).
* Prior exposure to Circle’s API systems and USDC management workflows.
* Strong security awareness around wallet management, API key handling, and transaction validation.
* Knowledge of DeFi security audits, formal verification, or related security frameworks.
* Contributions to open-source blockchain projects or experience in blockchain community engagement.
Shubham Vishwakarma
Full Stack Developer - Averlon
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About the Job
Blockchain Developer (Mid-Level)
Experience: 1–7 Years
Salary: Competitive
Preferred Notice Period: Immediate to 30 Days
Opportunity Type: Remote (Global)
Placement Type: Freelance/Contract
(Note: This is a requirement for one of TalentLo’s Clients)
Role Overview
We’re seeking skilled Blockchain Developers with 1–7 years of experience to build decentralized applications (dApps), smart contracts, and scalable blockchain solutions for global clients.
Responsibilities
- Design and develop smart contracts and decentralized applications
- Build and maintain blockchain protocols and architectures
- Optimize code for performance, scalability, and security
- Integrate blockchain solutions with existing applications and APIs
- Conduct research on emerging blockchain frameworks, tools, and trends
- Collaborate with product managers and clients to define blockchain use cases
- Perform testing, debugging, and audits of smart contracts and blockchain code
Requirements
- Strong proficiency in Solidity (Ethereum), Rust, or Go for blockchain development
- Experience with blockchain platforms (Ethereum, Hyperledger, Polygon, or similar)
- Knowledge of smart contract security and best practices
- Familiarity with cryptography, consensus algorithms, and token standards (ERC-20, ERC-721, etc.)
- Hands-on experience with Web3.js, ethers.js, or similar libraries
- Proficiency with version control (Git) and collaborative development workflows
- Understanding of dApp architecture, APIs, and blockchain integration
How to Apply
- Create your profile on TalentLo’s platform → https://www.talentlo.com/signup
- Submit your GitHub, portfolio, or sample projects
- Take the required assessment and get qualified
- Get shortlisted & connect with the client
About TalentLo
TalentLo is a revolutionary talent platform connecting exceptional tech professionals with high-quality clients worldwide. We’re building a carefully curated pool of skilled experts to match with companies actively seeking specialized talent for impactful projects.
✨ If you’re ready to work on cutting-edge blockchain projects, collaborate with global teams, and grow your career — apply today!
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
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
PythonWe 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)
Why us?
We at Wow Labz are always striving to look for exciting problems to solve. Whether we’re creating new products or helping a small startup extend its reach, we build from our heart. We’re entrepreneurial and we love new ideas. Fun culture with a team that cares about your development and growth.
What are we looking for?
We are looking for a tech enthusiast working primarily on blockchain technology to be part of the core blockchain team at Wow Labz. You would be a part of the Roadmap team that is working on the architecture, design, development and deployment of our decentralized platform.
It comprises a suite of products to create the next generation data economy. It would not just facilitate, but also incentivize the curation, clean-up / classification and verification of the world’s open data. In the process, it would create value for a wide spectrum of token holders including – data owners, data scientists / data workers, publishers, yield farmers / liquidity providers / market makers, data oracles and data buyers.
Your primary responsibilities would be analyzing requirements, designing blockchain technology around a certain business model and launching a blockchain network.
Please be sure to highlight the following in your resume:
- Publicly accessible links to the projects you have built and deployed. These need to be blockchain based. (MANDATORY)
- List of certifications you have completed on blockchain development (optional).
Responsibilities:
- Participate in the full life cycle of blockchain development, from research and analysis to architecture (security, performance, scalability etc), design and execution (coding, testing, benchmarking, deployment).
- Develop (code hands on) protocols, backend APIs and dApps
- Mentor team members, review code artifacts and provide technical guidance, hands on training
- Manage or oversee the DevOps of blockchain projects
- Publicly speak at tech meetups, organise forum sessions or webinars (we’ll create the opportunities).
- Maintain and extend current client- and server-side applications responsible for integration and business logic
- Stay up to date with the developments in the global blockchain community
- Maintain existing protocols and dApps
- Raise the bar in writing clean, well documented code
- Hire talented developers as a part of the Blockchain team
Required Skills & Experience:
- 2+ years of minimum experience in Blockchain development
- Strong software development background
- Strong knowledge of various blockchain technologies like Ethereum, Polkadot, Solidity, Substrate and related tools (Truffle, geth, etc.)
- Experience with Web3.js, RPC, IPC and web socket connections
- Experience with wallets like Metamask, Mist or Polkawallet
- Strong knowledge of ERC20, ERC777, ERC721
- Understanding of tokenomics, token inflation and similar concepts
- Strong experience implementing utility tokens
- Strong knowledge of common algorithms and data structures
- Familiar with popular consensus mechanisms (POW, POS, NPOS, DPOS, POA, etc)
- Familiar with distributed P2P protocols like bit torrent
- Experience with cryptographic libraries (SHA, TripleDES, RSA, HMAC, MD5, Blowfish, etc)
- Experience with Git
- Highly capable of executing in a fast-paced, virtual, changing environment
Any of this is a BIG PLUS:
- Hands on experience with Rust/ Substrate
- Contribution to open source blockchain projects
Persona of the kind of people who would be a culture fit:
- Curious and aware of the latest digital and social media trends
- Strong relationship-building skills
- Exceptional analytical reasoning, problem-solving, and creative thinking skills
- Extremely self-driven and able to execute in a diligent manner
- Get a kick out of leading a solution towards its completion
- Fun to hang out with!
Work Location: Hyderabad - Begumpet
Exp: 3 - 5 Years
Notice Period: 0 -15 Days
Roles & Responsibilites:
1. Understand client requirements of building Ethereum, Bitcoin, Tron, or others.
2. Write smart contracts with a strong focus on security aspects
3. Create token and Write unit test cases for the smart contracts to ensure code coverage.
4. Must have experience and knowledge of writing Solidity-based smart contracts for Ethereum Blockchain.
5. Experience in development tools for Ethereum & Tron (testrpc, ganache, geth, Web3, Truffle, MetaMask, eth_lightwallet, Trust Wallet etc.)
NextJs (Next.js)- 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.
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Full Stack Developer - Averlon