Junior Consensus Algorithm Developer (Blockchain Consensus and Development)
Full time
Remote
Compensation is not specified
Role
Backend Engineer
Description
About Openmesh and Xnode
In today's world, a small number of large corporations control the majority of data and IT infrastructure. This concentration of power can have negative consequences such as social inequality, scandals, and privacy concerns. Openmesh aims to change this by providing an open-source cloud infrastructure and global open data network that allows for the storage of important global data without any intermediaries. We are the largest open web3 data lake, covering a large portion of the crypto and web3 ecosystem. We plan to expand our data coverage to include public health and scientific research data in the near future.
Openmesh allows anyone to create their own decentralized data cloud, share data securely, and automate the setup process. Our flagship product, Xnode, is a platform that revolutionizes the way developers build decentralized data clouds. With Xnode, developers can create their own data clouds with minimal time and cost, while also benefiting from powerful analytics engines. We also offer unified APIs that provide easy access to crypto and web3 data for anyone, without registration or charges.
Our vision
Our vision is to democratize data and address information asymmetry on a large scale. We believe that everyone should have access to reliable, unedited information, which is essential for a free and democratic society. Openmesh operates on the principles of openness and decentralization, ensuring that no single authority can control or alter the data. Our technology stack is open-source and governed by an open-source community.
The opportunity
Join Openmesh to learn about groundbreaking technologies such as Data, Cloud, Blockchain, AI, and Web3 Infrastructure. Through access to our technology, hackathons, conferences, mentoring sessions, and workshops, you can gain valuable experience and apply your knowledge in real-world scenarios. Whether you prefer to work in person or remotely, we offer a flexible work environment. Participants in our program will have the opportunity to work on a project that develops their problem-solving skills, presentation abilities, and teamwork. Successful candidates may receive full-time offers from Openmesh and have a chance to win cash prizes in our mini-hackathon series.
About the Role
As a Junior Consensus Algorithm Developer, your role will involve contributing to the development and enhancement of consensus algorithms in the Xnode data network. You will collaborate with blockchain development teams to ensure the seamless integration and optimization of these algorithms, which are crucial for the decentralized nature of the open web3 data network. This role will allow you to be part of the development of one of the world's largest open data clouds and analytics engines, with the potential to shape the next decade or two.
Responsibilities
- Develop and enhance consensus algorithms in the Xnode data network.
- Collaborate with the blockchain development team to integrate and optimize consensus algorithms.
- Stay updated on the latest developments in consensus algorithms and blockchain technology through continuous research and analysis.
- Optimize existing consensus algorithm code for performance, scalability, and security.
- Work closely with cross-functional teams to implement and test consensus algorithm improvements.
Qualifications
- Bachelor's or Master's degree in Computer Science or a related field.
- Knowledge of blockchain fundamentals.
- Proficiency in programming languages such as C++, Go, or Rust.
- Strong problem-solving and debugging skills.
- Familiarity with different consensus algorithms, such as Proof of Work and Proof of Stake.
Why Join Us
- Lead the way in reshaping the landscape of data management and accessibility with a revolutionary product.
- Collaborate with a global community of innovators and thought leaders in the decentralized space.
- Make a significant impact on how data is accessed and utilized worldwide, promoting transparency, efficiency, and democratization.
- Enjoy a dynamic, challenging, and rewarding work environment, along with competitive compensation and benefits.
How to Apply
If you are interested, please submit a resume and a cover letter outlining your passion for decentralized technologies and your vision for Openmesh's future.
Skills Required
Openmesh Network
Website
www.openmesh.networkCompany size
Not specified
Location
United States
Description
Not specified
SADR B
Looking for a Growth-Driven Sales Partner (Co-founder mindset) for Oferli Startup📉
Remote, USA
Remote, USA
Part time
Remote
About Us: Oferli is an upcoming tech startup launching in August 2026. We are building a high-impact product with a solid technical foundation, and we are looking for a sharp, results-driven Sales Partner to join our core team.
The Approach & Reality of our Startup:
We are operating lean from the ground up. We believe in proof of work, direct outreach, and real-world traction rather than hiding behind heavy corporate setup before talking to clients. If you understand how early-stage startups scale from zero through hustle, strategy, and direct execution, this role is for you.
What We Are Looking For:
Proven experience in sales, business development, or client acquisition.
A true "startup mindset"—flexible, proactive, and resilient.
Comfortable with an early-stage environment where execution and direct pitching matter most.
Strong English communication skills for international collaboration.
If you are ready to build something remarkable from day one and grow alongside a dedicated team, send us a message with your background and why you are a fit!
The Approach & Reality of our Startup:
We are operating lean from the ground up. We believe in proof of work, direct outreach, and real-world traction rather than hiding behind heavy corporate setup before talking to clients. If you understand how early-stage startups scale from zero through hustle, strategy, and direct execution, this role is for you.
What We Are Looking For:
Proven experience in sales, business development, or client acquisition.
A true "startup mindset"—flexible, proactive, and resilient.
Comfortable with an early-stage environment where execution and direct pitching matter most.
Strong English communication skills for international collaboration.
If you are ready to build something remarkable from day one and grow alongside a dedicated team, send us a message with your background and why you are a fit!
Payment in Crypto
Artem Fedotov
Senior Smart Contract Engineer
Miami, United States
Miami, United States
Full time
Remote
The Role
We are hiring a Senior Blockchain Developer to design and build smart contract systems across multiple client and internal projects.
You will work on a variety of blockchain applications - from DeFi protocols to tokenized systems and Web3 platforms - ensuring high standards in security, scalability, and architecture.
This is a senior-level, hands-on role with exposure to multiple products and industries.
What You’ll Do
Design, develop, and deploy smart contracts using Solidity
Implement token standards (ERC-20, ERC-721, ERC-1155) and custom logic
Build and maintain contract architectures across multiple projects
Ensure security, audit readiness, and upgradeability
Optimize gas usage and performance
Collaborate with backend and frontend teams for integrations
Participate in code reviews and technical decision-making
Contribute to documentation and internal best practices
What We’re Looking For
4+ years of experience in blockchain / smart contract development
Strong expertise in Solidity and EVM-based ecosystems
Experience with Ethereum and L2s (Polygon, Arbitrum, Optimism)
Solid understanding of smart contract security and vulnerabilities
Experience with Hardhat, Foundry, or similar frameworks
Strong software engineering fundamentals (testing, Git, CI/CD)
Ability to work across multiple projects and adapt quickly
Nice to Have
Experience with DeFi protocols, staking, or token economies
Experience working with auditors or security reviews
Familiarity with upgradeable contracts (proxy patterns)
Backend experience (Node.js / TypeScript)
Experience in client-facing or consulting environments
Tech Stack
Solidity · Ethereum · Polygon · Arbitrum
Hardhat / Foundry · Node.js · TypeScript
React · ethers.js · IPFS
Why Join
Work across a diverse portfolio of blockchain projects
Exposure to both client work and internal ventures
Opportunity to influence architecture and technical direction
Collaborative, globally distributed team
Fast-paced environment with continuous learning
What Success Looks Like
Secure, production-ready smart contracts delivered across projects
Successful audits with minimal critical issues
Scalable and reusable contract architectures
Strong collaboration with cross-functional teams
Consistent delivery across multiple initiatives
Hiring Process
Application review
Technical Assessment
Technical interview (Solidity & architecture)
Final discussion
We are hiring a Senior Blockchain Developer to design and build smart contract systems across multiple client and internal projects.
You will work on a variety of blockchain applications - from DeFi protocols to tokenized systems and Web3 platforms - ensuring high standards in security, scalability, and architecture.
This is a senior-level, hands-on role with exposure to multiple products and industries.
What You’ll Do
Design, develop, and deploy smart contracts using Solidity
Implement token standards (ERC-20, ERC-721, ERC-1155) and custom logic
Build and maintain contract architectures across multiple projects
Ensure security, audit readiness, and upgradeability
Optimize gas usage and performance
Collaborate with backend and frontend teams for integrations
Participate in code reviews and technical decision-making
Contribute to documentation and internal best practices
What We’re Looking For
4+ years of experience in blockchain / smart contract development
Strong expertise in Solidity and EVM-based ecosystems
Experience with Ethereum and L2s (Polygon, Arbitrum, Optimism)
Solid understanding of smart contract security and vulnerabilities
Experience with Hardhat, Foundry, or similar frameworks
Strong software engineering fundamentals (testing, Git, CI/CD)
Ability to work across multiple projects and adapt quickly
Nice to Have
Experience with DeFi protocols, staking, or token economies
Experience working with auditors or security reviews
Familiarity with upgradeable contracts (proxy patterns)
Backend experience (Node.js / TypeScript)
Experience in client-facing or consulting environments
Tech Stack
Solidity · Ethereum · Polygon · Arbitrum
Hardhat / Foundry · Node.js · TypeScript
React · ethers.js · IPFS
Why Join
Work across a diverse portfolio of blockchain projects
Exposure to both client work and internal ventures
Opportunity to influence architecture and technical direction
Collaborative, globally distributed team
Fast-paced environment with continuous learning
What Success Looks Like
Secure, production-ready smart contracts delivered across projects
Successful audits with minimal critical issues
Scalable and reusable contract architectures
Strong collaboration with cross-functional teams
Consistent delivery across multiple initiatives
Hiring Process
Application review
Technical Assessment
Technical interview (Solidity & architecture)
Final discussion
Payment in Crypto
SADR B
Web3 Sales & Business Development Partner📉
Remote, USA
Remote, USA
Full time
Remote
Oferli Partnership Announcement
Building the Future of Web3: Join Oferli as a Long-Term Core Partner
Oferli is officially expanding its core leadership. Having successfully established our foundational technical team, we are now opening strategic partnership opportunities for high-level Sales and Business Development Partners specialized in technology and Web3.
We are not looking for short-term contractors; we are searching for dedicated builders ready to scale and elevate this vision to a high international level from the ground up. Our tech team is already set, and now we are expanding to build out the sales and partnership side to bring in major projects.
For security, privacy, and professional efficiency, we have already prepared our dedicated workspace on Notion, along with a secure email-based group discussion space.
What We Are Looking For:
Proven expertise and network within the Technology and Web3 industries.
A long-term entrepreneurial mindset, fully committed to building a powerful ecosystem with us from day one.
Strong capabilities in driving strategic growth, securing high-value projects, and expanding our vision internationally.
If you are a serious professional ready to build this vision with us from the ground up, let’s connect!
Building the Future of Web3: Join Oferli as a Long-Term Core Partner
Oferli is officially expanding its core leadership. Having successfully established our foundational technical team, we are now opening strategic partnership opportunities for high-level Sales and Business Development Partners specialized in technology and Web3.
We are not looking for short-term contractors; we are searching for dedicated builders ready to scale and elevate this vision to a high international level from the ground up. Our tech team is already set, and now we are expanding to build out the sales and partnership side to bring in major projects.
For security, privacy, and professional efficiency, we have already prepared our dedicated workspace on Notion, along with a secure email-based group discussion space.
What We Are Looking For:
Proven expertise and network within the Technology and Web3 industries.
A long-term entrepreneurial mindset, fully committed to building a powerful ecosystem with us from day one.
Strong capabilities in driving strategic growth, securing high-value projects, and expanding our vision internationally.
If you are a serious professional ready to build this vision with us from the ground up, let’s connect!
Payment in Crypto
Yūta Watanabe
Data Analyst
Full time
Remote
ResponsibilitiesCollect, clean, analyze, and visualize both on-chain and off-chain data.Monitor and analyze key blockchain ecosystem metrics, including but not limited to:Active WalletsTransaction VolumeTotal Value Locked (TVL)User RetentionToken Distribution and CirculationLiquidity ChangesIdentify user behavior patterns through data analysis and provide insights to support product growth, operational strategies, and business decisions.Build and maintain dashboards and deliver regular analytical reports.Analyze trends across DeFi, NFT, GameFi, Layer 2, RWA, and other emerging Web3 sectors.Track competitor protocols and industry developments, producing market research and on-chain intelligence reports.Collaborate with Product, Marketing, Operations, and Engineering teams to drive data-driven decision making.Develop data models, KPI frameworks, and optimize analytics processes.RequirementsBasic QualificationsBachelor's degree or higher in Statistics, Mathematics, Computer Science, Financial Engineering, Economics, or a related field.2+ years of experience in data analytics.Experience in Web3, blockchain, cryptocurrency, or fintech industries is highly preferred.Strong interest in blockchain technology and familiarity with major blockchain ecosystems.Technical SkillsData AnalyticsStrong proficiency in SQL, including complex queries and advanced analytical techniques.Proficiency in Python and common data analysis libraries:PandasNumPyMatplotlibPlotlyFamiliarity with ETL processes and data warehouse architecture.Experience with:A/B TestingFunnel AnalysisUser Lifecycle AnalysisRetention AnalysisWeb3 Data AnalyticsStrong understanding of blockchain fundamentals:WalletsTransactionsSmart ContractsGas FeesEvent LogsToken Standards (ERC-20, ERC-721, ERC-1155)Additional requirements:Familiarity with EVM-based ecosystems:EthereumBNB ChainArbitrumBaseKnowledge of Solana and other non-EVM ecosystems is a plus.Ability to analyze on-chain fund flows, user behavior, and protocol-level data.Analytics ToolsHands-on experience with one or more of the following:Dune AnalyticsFlipside CryptoNansenGlassnodeToken TerminalArkhamBigQueryThe Graph (GraphQL)Data VisualizationExperience with:TableauPower BILooker StudioMetabaseAbility to transform complex datasets into actionable business insights and clear visualizations.Preferred QualificationsExperience analyzing DeFi, DEX, Lending, Staking, or Restaking protocols.Strong understanding of Tokenomics and token economy design.Experience with On-Chain Forensics and fund tracking.Familiarity with:MEV (Maximal Extractable Value)Liquidity mechanismsCross-chain bridgesExperience with machine learning, predictive analytics, or statistical modeling.Proven experience building and maintaining Dune Dashboards.Published blockchain research reports or on-chain analysis.Strong written and reading skills in English, with the ability to work directly with technical documentation.What We're Looking ForStrong analytical mindset and attention to detail.Excellent logical reasoning and problem-solving skills.Passion for crypto markets and blockchain technology.Strong communication and presentation abilities.Self-motivated, proactive, and capable of working independently.Ability to learn quickly and adapt in the fast-paced Web3 environment.Keywords for Candidate SearchWeb3 Data Analyst, Blockchain Data Analyst, Crypto Data Analyst, On-Chain Analyst, SQL, Python, Dune Analytics, Flipside, Nansen, Glassnode, BigQuery, EVM, Ethereum, DeFi, Tokenomics, On-Chain Analytics, Blockchain Analytics, Data Visualization, Tableau, Power BI, Web3 Research, Crypto Research.
Payment in Crypto
SADR B
Founding Technical Partners for Oferli – Elite Web & Mobile Development Team🌐
Remote, USA
Remote, USA
Part time
Remote
I am Sadr, CEO of Oferli. We are building a high-performance, elite technical team, and I am looking for 5 to 10 dedicated founding technical partners to join me in this mission.
The Vision:
Oferli is a 100% decentralized ecosystem. While we are rooted in Web3, our expertise spans across professional web and mobile application development. We are not just another agency; we are crafting the next generation of digital solutions. Our goal is to set a new standard for excellence, transparency, and decentralization.
What I am looking for:
I am building a professional, senior-level "Elite Team." I am looking for partners who are truly passionate about the vision—not just short-term gains. By combining our individual expertise and portfolios, we will establish Oferli’s collective professional reputation.
Requirements:
Proven Expertise: You must be a senior-level professional. Please provide your portfolio showcasing your best work in web and mobile development.
Commitment: This is a founding partnership. We are looking for those who believe in the mission and are ready to tackle complex challenges together.
Professionalism: We operate with high standards. Communication and efficiency are key.
How We Work:
Collaboration: We use professional, secure channels for all communications. Qualified candidates will be contacted via email to be invited to our private workspace on Notion to align on our roadmap and launch our upcoming projects.
Decentralized Operations: We leverage Web3 tools for collaboration and compensation, maintaining a fully decentralized environment.
Growth: We are launching with a core team of at least 5 founding partners, scaling to 10, to deliver high-impact results for our clients.
Application Process:
If you are a senior professional ready to build a world-class, decentralized ecosystem, apply here on LaborX. Qualified candidates will be contacted via email for further professional vetting and onboarding.
Let’s build the future, together.
Sadr B
CEO, Oferli
The Vision:
Oferli is a 100% decentralized ecosystem. While we are rooted in Web3, our expertise spans across professional web and mobile application development. We are not just another agency; we are crafting the next generation of digital solutions. Our goal is to set a new standard for excellence, transparency, and decentralization.
What I am looking for:
I am building a professional, senior-level "Elite Team." I am looking for partners who are truly passionate about the vision—not just short-term gains. By combining our individual expertise and portfolios, we will establish Oferli’s collective professional reputation.
Requirements:
Proven Expertise: You must be a senior-level professional. Please provide your portfolio showcasing your best work in web and mobile development.
Commitment: This is a founding partnership. We are looking for those who believe in the mission and are ready to tackle complex challenges together.
Professionalism: We operate with high standards. Communication and efficiency are key.
How We Work:
Collaboration: We use professional, secure channels for all communications. Qualified candidates will be contacted via email to be invited to our private workspace on Notion to align on our roadmap and launch our upcoming projects.
Decentralized Operations: We leverage Web3 tools for collaboration and compensation, maintaining a fully decentralized environment.
Growth: We are launching with a core team of at least 5 founding partners, scaling to 10, to deliver high-impact results for our clients.
Application Process:
If you are a senior professional ready to build a world-class, decentralized ecosystem, apply here on LaborX. Qualified candidates will be contacted via email for further professional vetting and onboarding.
Let’s build the future, together.
Sadr B
CEO, Oferli
Payment in Crypto