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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.
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!
- 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)
- 3-5 years of professional experience in web development with a strong focus on JavaScript stack technologies.
- Proven experience in integrating blockchain technology into web applications, with a deep understanding of blockchain protocols, smart contracts, and decentralized applications (dApps).
- Proficiency in multisignature, multiparty computation and 3rd party Node provider integration
- Experience with public blockchain platforms such as Bitcoin, Ethereum, etc.
- Solid understanding of RESTful APIs and web services.
- Strong problem-solving skills and the ability to troubleshoot complex issues.
- Excellent communication and collaboration skills.
- Ability to thrive in a fast-paced, agile environment and adapt to changing priorities.
- Experience with continuous integration and deployment (CI/CD) pipelines is a plus.
- Experience in setting up Bitcoin core, and Geth node is a plus

RedSoft Solutions is a fully remote organization with a talented team spread across five cities in two countries. We specialize in the JavaScript and Web3 technology stack, delivering exceptional web applications to our clients. Our expertise ranges from developing web3 applications for startups to streamlining enterprise processes. We are proud to be at the forefront of blockchain technology, constantly pushing boundaries and creating cutting-edge solutions in this rapidly evolving field.
We foster a freedom culture that empowers our team members to choose their own working hours and pursue their preferred technologies. We firmly believe that teams perform best when they have the freedom to work on what they love with minimal restrictions. Work-life balance is a core value for us, and we prioritize written communication for effective collaboration, reducing the need for frequent calls and meetings.
Job Title: Blockchain Developer
Location: Fully-Remote :earth_asia:
Responsibilities:
Design and develop decentralized applications (dApps) using the Web3 technology stack, including Solidity, React.js, Node.js, Truffle, Ganache, and Hardhat.
Write and deploy smart contracts on various blockchain platforms.
Ensure the security and integrity of blockchain applications by implementing best practices and following cryptography and security principles.
Collaborate with cross-functional teams to integrate blockchain solutions into existing systems.
Stay up-to-date with the latest trends and developments in blockchain technology and share insights with the team.
Qualifications:
Minimum of 2 years of experience as a Blockchain Developer or a related role.
Excellent understanding of blockchain technology and its practical applications.
Proficiency in the Web3 technology stack, including Solidity, React.js, Node.js, Truffle, Ganache, and Hardhat.
Solid grasp of cryptography and security principles in the context of blockchain technology.
Knowledge of smart contracts and their development and deployment.
Familiarity with algorithm and data structures to optimize blockchain applications.
Strong problem-solving and analytical skills.
Excellent communication and interpersonal skills.
Academics:
Academic qualifications in any field are acceptable as long as you possess the required skills.
Relevant certifications in blockchain development or related domains are desirable.
Salary and Benefits:
Competitive salary range of 6-8 LPA based on experience and qualifications.
Fully remote work environment, allowing for a flexible and balanced lifestyle.
Opportunity to work with cutting-edge blockchain technologies and contribute to the growth of the industry.
Collaborative and inclusive company culture that values teamwork and innovation.
Emphasis on work-life balance and freedom to pursue preferred technologies.
Professional development opportunities and support for further learning and certifications.
If you are a passionate Blockchain Developer with a strong technical background and a desire to work in a fully remote and innovative environment, we would love to hear from you. Join our team at RedSoft Solutions and be part of the revolution in blockchain technology!

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
We are looking for someone to join our growing team, you will be involved using Rust. Additionally, you will be building tools for our blockchain users such as RESTful API.Debugging/fixing issues within our codebase.
The ideal candidate will be responsible for conceptualizing and executing clear, quality code to develop the best software. You will test your code, identify errors, and iterate to ensure quality code. You will also support our customers and partners by troubleshooting any of their software issues.
Responsiblities:
Rust (5+ years)
Software Engineering experience, Python, JAVA, REACT etc.
Hands on experience with tooling related to Rust (build systems, package managers, unit testing, CI pipelines)
Ability to develop software, implement mission-critical features, and navigate through a large codebase
Experience with code review process and ability to conduct them
Strong ability work in a team environment
Fluency in Git and Github
Ability to follow Agile development process
Attention to detail and ability to producing production-level code
Active approach to work, taking initiative to define and complete tasks
Critical Thinking and Problem Solving skills, ability to work independently
Highly detail-oriented mindset and willingness to learn
Ability to communicate in English (spoken & written)
Understanding compilers and virtual machines
Basic understanding of blockchains and Ethereum
Knowledge of Solana and/or Cardano
Detect and troubleshoot software issues
Write clear quality code for software and applications and perform test reviews
Develop, implement, and test APIs
Provide input on software development projects
Qualifications
- Comfort using programming languages and relational databases
- Strong debugging and troubleshooting skills
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.
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
- 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.

