At Nethermind, we are a team of highly skilled builders and researchers who specialize in various areas within the blockchain industry. Our expertise includes Ethereum Protocol Engineering, Layer-2 solutions, Decentralized Finance (DeFi), Miner Extractable Value (MEV), Smart Contract Development, Security Auditing, and Formal Verification.
Collaborating with renowned companies such as Ethereum Foundation, StarkWare, Gnosis Chain, Aave, Flashbots, xDai, Open Zeppelin, Forta Protocol, Energy Web, POA Network, and more, we are dedicated to solving the most challenging problems in the blockchain space.
We actively contribute to Ethereum core development, including EIP's and network upgrades, working together with the Ethereum Foundation and other client teams.
With a remote team of nearly 200 individuals from over 45+ countries, we offer an internship program that provides students and graduates worldwide with a unique opportunity to learn about the inner workings of Ethereum and make tangible contributions to its evolution. The program, which has received a grant from the Ethereum Foundation, allows interns to work on exciting and challenging projects and offers full autonomy in choosing projects, skills to develop, and teams to collaborate with.
The internship program covers various areas such as Blockchain Core Engineering, Cryptography Research, DevOps, Security, L2 Tooling, and DeFi Research & Development. It is a paid internship.
To learn more about the engineering groups you can join as an intern, visit our website or connect with us directly on Discord.
Please note that due to high demand, we have limited spaces available for the upcoming months and will only be interviewing and hiring top candidates. However, we will continue to accept applications and consider candidates who are the best fit for Nethermind.
If you are not selected initially, we encourage you to continue developing your skills and knowledge and reapply in the future. We appreciate the interest and talent of all applicants.
If you are interested in the internship program, please read our disclaimer regarding the storage and processing of your personal information for recruitment purposes.
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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 How to Apply Please submit: Resume or LinkedIn GitHub profile (required) Examples of smart contracts or blockchain project Apply Directly: https://rwahubassets.com/ Applications & Inquiries: support@rwahubassets.com Equal Opportunity We value diversity and are committed to building an inclusive environment.
Currently, our team is working on crypto betting website development that is for old customer who lives in Luxembourg. There are 7 developers in our team right now. We just started Front-UI development but our current progress is getting slowly so we are looking for developers who has experience in Blockchain development. For this project, you need to have proven experience in React, TypeScript, Node.js and Web3.js for Front-end Development or Solidity for Smart Contracts Development. If you are interested, then we can discuss more details. Thanks Regards.
One More Game is looking for a Senior Blockchain Engineer to help build secure and scalable blockchain systems for our web3 gaming products. This role is focused on smart contract development, blockchain integration, and technical problem-solving in a remote, fast-moving environment. You will work closely with our engineering and product teams to design, build, test, and maintain blockchain features that support real users and game economies. ResponsibilitiesDesign, develop, test, and deploy smart contracts.Build secure and efficient blockchain integrations for web3 applications.Work with product and engineering teams to implement on-chain features.Review contract logic for performance, reliability, and security.Write clear technical documentation and testing coverage.Support debugging, maintenance, and upgrades for deployed contracts. Requirements3+ years of professional software engineering experience.Strong experience with Solidity and EVM-compatible blockchains.Hands-on experience with smart contract testing and deployment tools such as Foundry or Hardhat.Good understanding of blockchain architecture, wallets, transactions, and contract interactions.Experience building production blockchain applications.Strong communication skills and ability to work remotely. Preferred QualificationsExperience with GameFi, NFTs, DeFi, or Layer 2 solutions.Familiarity with backend or frontend integration for blockchain apps.Experience working in a remote startup environment. What to SubmitPlease include:GitHub profile.LinkedIn profile.A brief summary of your most relevant blockchain project.A short explanation of your role and technical contribution. About One More GameOne More Game is a US-based, fully remote company building blockchain-powered gaming infrastructure and digital experiences.
The project is being developed around a Web3 trading infrastructure platform. As part of our long-term vision, the UK team at Iress is building a scalable, secure, and production-ready platform for trading, staking, and DeFi functionality. To support this effort, we are looking for experienced blockchain developers who can contribute to smart contract development, architecture, security, and overall platform implementation. We are currently in the team-building phase and identifying developers whose experience aligns with the technical requirements of the project. Selected candidates will be invited to discuss the project roadmap, responsibilities, and collaboration model with the UK technical leadership team.
About the Role We’re looking for a hands-on Business Development Manager who can help Schedar build strategic relationships across the AI, Web3, crypto, infrastructure, and startup ecosystem. This is not a “send cold messages and collect logos” role. We need someone who can identify high-value founders, protocols, funds, ecosystem partners, communities, infrastructure providers, KOLs, accelerators, and technical teams — then turn those relationships into real opportunities for collaboration, deal flow, partnerships, talent, and growth. You’ll work directly with Schedar’s team, founders, portfolio-related projects, and external ecosystem partners to expand Schedar’s network and support early-stage AI-native and Web3 products. What You’ll Own Identify and source high-potential startups, founders, projects, protocols, and ecosystem partners across AI and Web3 Build relationships with founders, operators, investors, accelerators, developer communities, protocol ecosystems, KOLs, and strategic partners Create and manage outbound BD pipelines across LinkedIn, Telegram, X, email, Discord, events, and founder communities Support Schedar’s deal flow by discovering early-stage AI-native and Web3 projects that may be relevant for investment, incubation, or collaboration Build partnership opportunities for Schedar-backed and incubated projects Map key ecosystems, communities, events, accelerators, grants programs, and founder networks Qualify inbound and outbound leads based on relevance, stage, traction, team quality, technical depth, and strategic fit Coordinate intro calls, follow-ups, partner conversations, and relationship tracking Maintain CRM hygiene and structured notes on founders, projects, partners, and opportunities Work with product, growth, recruiting, and investment teams to turn ecosystem relationships into actionable outcomes Help represent Schedar in online communities, events, founder groups, and partner conversations What We’re Looking For Experience in business development, partnerships, ecosystem growth, venture scouting, startup operations, community, sales, or founder relations Strong interest in AI, Web3, crypto, blockchain infrastructure, developer tools, automation, fintech, or frontier technology Ability to identify high-signal people, projects, and communities before they become obvious Comfortable doing direct outreach and building relationships from scratch Strong communication skills and ability to explain Schedar’s value clearly to founders, partners, and technical teams Ability to qualify opportunities, ask good questions, and understand what makes a project strategically relevant Comfortable working in a fast-moving, ambiguous, remote-first environment Strong follow-up discipline, CRM organization, and ownership over relationship pipelines Ability to move between strategy and execution in the same day High agency, curiosity, and bias toward action Nice to Have Existing network across Web3, AI, crypto, venture, startup, developer, or founder communities Experience working at a VC fund, accelerator, startup studio, crypto exchange, protocol foundation, or early-stage startup Understanding of DeFi, wallets, L1/L2 ecosystems, infrastructure, token incentives, on-chain analytics, decentralized compute, or AI agents Experience with tools like Notion, Airtable, HubSpot, Attio, Clay, Apollo, Telegram, Discord, X, LinkedIn, or similar Experience sourcing startups, founders, investment opportunities, or strategic partnerships Experience organizing founder intros, ecosystem collaborations, demo days, events, or community partnerships Ability to write clear outreach messages, partner briefs, founder notes, and follow-up summaries Multilingual ability or strong network in Asia, Europe, MENA, or global Web3 markets is a plus You Might Be a Fit If You enjoy building relationships before there is a clear playbook You can spot strong founders and interesting technical projects early You are comfortable talking to founders, investors, developers, community leads, and ecosystem partners You don’t just network — you turn conversations into structured next steps You understand that BD in early-stage ecosystems is about trust, timing, relevance, and follow-through You are curious about AI-native products, Web3 infrastructure, decentralized compute, developer tools, and new digital primitives You like working close to founders and helping early products find the right partners, users, investors, and talent You care about speed, ownership, and measurable relationship outcomes Why Join Schedar Work at the intersection of AI, Web3, venture capital, and early-stage company building Collaborate directly with founders, technical builders, investors, and ecosystem leaders High ownership over Schedar’s partnership and ecosystem development Remote-first and flexible setup Exposure to Schedar’s portfolio, network, and technical ecosystem Opportunity to help discover and support new primitives for the digital economy Build relationships across some of the most interesting AI-native and Web3 communities globally Compensation Competitive compensation based on experience, scope, and role structure. Performance-based incentives, success-based bonuses, equity/token exposure, or project-based upside may be available depending on the specific engagement model.