Cairo Developer
Full time
Remote
Compensation is not specified
Role
Software Engineer
Description
We are a dynamic team of innovators and researchers dedicated to enabling enterprises and developers globally to leverage and contribute to decentralized systems.
Our seasoned expertise spans across various areas including Ethereum and Starknet protocol engineering, layer-2 solutions, cryptography, DeFi, security assessments, formal verification, real-time monitoring, smart contract creation, as well as enterprise and dapp engineering.
Collaborating with key entities such as Ethereum Foundation, Starknet Foundation, and many others, we are at the forefront of tackling complex challenges within the blockchain space. Our diverse team of over 350 individuals operates remotely from more than 66 countries.
Why Join Us?
If you have a vision for pioneering advancements in AI and ZK technology, joining our team at Nethermind presents an exceptional opportunity to bring that vision to fruition.
We are currently looking to add talented Cairo Developers to our expanding AI and ZK group. Successful candidates will play a pivotal role in conducting research, designing, implementing, and optimizing protocols and applications critical to the progress of Ethereum, Starknet, and Web3.
Responsibilities:
- Develop and deploy scalable and secure smart contracts, dApps, and ZK protocols utilizing the Cairo programming language.
- Work closely with multidisciplinary teams including cryptographers, mathematicians, and blockchain engineers to integrate advanced cryptographic techniques and algorithms.
- Optimize Cairo code for enhanced performance, cost efficiency, and security to ensure the scalability of our solutions.
- Contribute to the improvement of Cairo tooling, compilers, and documentation, enhancing the developer experience.
- Stay abreast of the latest blockchain technology advancements, cryptographic trends, and developments within the Ethereum ecosystem by actively engaging in relevant communities and conferences.
Skills Required:
- Demonstrated expertise in developing smart contracts using Cairo.
- Strong grasp of cryptography, zero-knowledge proofs, and their applications in blockchain technology.
- Knowledge of the Ethereum ecosystem, including EVM, Layer 2 scaling solutions, and Web3 technologies.
- Exceptional problem-solving, analytical thinking, and critical reasoning abilities.
- Effective communication and collaboration skills essential for productive teamwork.
- Enthusiasm for decentralized technologies, cryptography, and the transformative potential of Web3 across industries.
Desired Skills:
- Familiarity with zk proof systems (ZK-STARK, ZK-SNARKs).
- Background in cryptography or mathematics.
- Active participation in GitHub projects indicated by submitted projects or PRs to external repositories.
Please note that by applying, you consent to your information being stored and processed according to UK GDPR standards. Kindly refer to our privacy policy for detailed information regarding data processing.
Stay updated on our initiatives by following our social channels on Twitter, Discord, and LinkedIn.
Skills Required
Nethermind
Website
jobs.nethermind.ioCompany size
Not specified
Location
United States
Description
Not specified
White Bridge LTD
Junior Crypto Analyst & Trader (Remote, Training Included)
Bruges, Belgium +9
Bruges, Belgium +9
Part time
Remote
WhiteBridge-Ltd is a young and rapidly developing company working in the field of digital markets and analytics.
We bring together enterprising people who want to master modern approaches to trading, analysis and decision-making in a dynamic market environment.
We are currently looking for a Junior Crypto Analyst & Trader, a novice specialist who is ready to complete training, perform real trading operations and develop under the guidance of experienced mentors.
Your Responsibilities:
Execution and support of trading operations on digital markets.
Tracking asset dynamics and market trends.
Maintaining internal records on transactions and statistics.
Analyzing market data, news, and charts for decision-making.
Work with analytical tools and participate in discussions with a team of traders.
The gradual formation and improvement of your own trading strategy.
What We Offer:
Working for a young and growing international company.
Remote format — you can work from anywhere in the world.
Flexible schedule — up to 20 hours per week, it is convenient to combine with study or main activity.
Learning from scratch — all processes and trading tools are mastered with a mentor.
The opportunity for professional growth and transition to more advanced levels.
Ideal Candidate:
He is interested in digital assets and trading processes.
He is attentive to details and is able to analyze data.
He learns quickly and is ready to act in a dynamic environment.
Knows how to work independently and in a team.
Trading experience is not required — the desire to develop is important.
We bring together enterprising people who want to master modern approaches to trading, analysis and decision-making in a dynamic market environment.
We are currently looking for a Junior Crypto Analyst & Trader, a novice specialist who is ready to complete training, perform real trading operations and develop under the guidance of experienced mentors.
Your Responsibilities:
Execution and support of trading operations on digital markets.
Tracking asset dynamics and market trends.
Maintaining internal records on transactions and statistics.
Analyzing market data, news, and charts for decision-making.
Work with analytical tools and participate in discussions with a team of traders.
The gradual formation and improvement of your own trading strategy.
What We Offer:
Working for a young and growing international company.
Remote format — you can work from anywhere in the world.
Flexible schedule — up to 20 hours per week, it is convenient to combine with study or main activity.
Learning from scratch — all processes and trading tools are mastered with a mentor.
The opportunity for professional growth and transition to more advanced levels.
Ideal Candidate:
He is interested in digital assets and trading processes.
He is attentive to details and is able to analyze data.
He learns quickly and is ready to act in a dynamic environment.
Knows how to work independently and in a team.
Trading experience is not required — the desire to develop is important.
Payment in Crypto
Dredsoft Labs
Senior Backend Engineer
Full time
Remote
About the Role :
We are looking for a Backend Developer to join our remote team. As a key member of the development team, you will be responsible for building and maintaining APIs, handling data management, and integrating with the blockchain and other systems. You’ll work closely with the frontend developers to ensure seamless integration between the backend and the user-facing parts of the platform.
Responsibilities :
API Development: Design, implement, and maintain RESTful APIs to interact with the front-end and blockchain components of the platform.
Database Management: Work with relational databases (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB) to store and manage user data, property metadata, transactions, and more.
Blockchain Integration: Collaborate with the Smart Contract team to integrate the backend with blockchain technologies like Ethereum and Polygon (Web3 interactions).
Security & Performance: Implement security protocols to ensure platform safety and high performance, including handling user authentication, payment systems, and personal data management.
Collaboration with Frontend: While your focus is backend, a basic understanding of React and frontend development will help you collaborate effectively with the frontend team for API consumption and integration.
Troubleshooting & Debugging: Identify and resolve performance bottlenecks and bugs, improving both the backend and the overall user experience.
Documentation: Write clear and concise documentation for APIs, database structures, and integration processes to ensure smooth team collaboration and future scalability.
Requirements :
5+ years of backend development experience.
Strong knowledge of Node.js and Express.js.
Experience working with PostgreSQL, MongoDB, or other databases.
Familiarity with IPFS or cloud storage solutions is a plus.
Basic knowledge of React.js and frontend development (enough to collaborate effectively with frontend team).
Experience working with Web3 technologies (Ethereum, Polygon, Web3.js, Ethers.js) is preferred but not required.
Understanding of smart contracts and decentralized applications is a plus.
Security: Strong understanding of security best practices, especially in regard to blockchain interactions and user data.
Problem-Solving: Ability to debug, optimize, and troubleshoot complex systems.
Communication: Strong written and verbal communication skills, with the ability to document processes clearly and work in a remote team environment.
We are looking for a Backend Developer to join our remote team. As a key member of the development team, you will be responsible for building and maintaining APIs, handling data management, and integrating with the blockchain and other systems. You’ll work closely with the frontend developers to ensure seamless integration between the backend and the user-facing parts of the platform.
Responsibilities :
API Development: Design, implement, and maintain RESTful APIs to interact with the front-end and blockchain components of the platform.
Database Management: Work with relational databases (e.g., PostgreSQL) and NoSQL databases (e.g., MongoDB) to store and manage user data, property metadata, transactions, and more.
Blockchain Integration: Collaborate with the Smart Contract team to integrate the backend with blockchain technologies like Ethereum and Polygon (Web3 interactions).
Security & Performance: Implement security protocols to ensure platform safety and high performance, including handling user authentication, payment systems, and personal data management.
Collaboration with Frontend: While your focus is backend, a basic understanding of React and frontend development will help you collaborate effectively with the frontend team for API consumption and integration.
Troubleshooting & Debugging: Identify and resolve performance bottlenecks and bugs, improving both the backend and the overall user experience.
Documentation: Write clear and concise documentation for APIs, database structures, and integration processes to ensure smooth team collaboration and future scalability.
Requirements :
5+ years of backend development experience.
Strong knowledge of Node.js and Express.js.
Experience working with PostgreSQL, MongoDB, or other databases.
Familiarity with IPFS or cloud storage solutions is a plus.
Basic knowledge of React.js and frontend development (enough to collaborate effectively with frontend team).
Experience working with Web3 technologies (Ethereum, Polygon, Web3.js, Ethers.js) is preferred but not required.
Understanding of smart contracts and decentralized applications is a plus.
Security: Strong understanding of security best practices, especially in regard to blockchain interactions and user data.
Problem-Solving: Ability to debug, optimize, and troubleshoot complex systems.
Communication: Strong written and verbal communication skills, with the ability to document processes clearly and work in a remote team environment.
Dredsoft Labs
Frontend Engineer
Full time
Remote
About the Role :
We’re looking for a Frontend Developer with a solid foundation in React and modern front-end development. You’ll play a key role in building immersive and intuitive user interfaces for property browsing, token transactions, and 3D environments.
Responsibilities :
Build and maintain responsive web interfaces using React and TypeScript
Integrate with backend APIs and Web3 services (e.g., wallet auth, smart contract interaction)
Work with 3D designers to integrate Three.js models into the user experience
Optimize UI performance for high-load and mobile experiences
Collaborate with backend, blockchain, and AI teams for seamless end-to-end experiences
Contribute to design system and component libraries
Participate in code reviews and agile sprints
Requirements :
5+ years of experience in front-end development
Proficient in React.js, JS/TS, HTML5, CSS3
Familiarity with frontend state management (e.g., Redux, Zustand, or Context API)
Comfortable working with RESTful APIs and/or GraphQL
Basic understanding of Web3 or blockchain wallet integrations (MetaMask, WalletConnect)
Experience with responsive design and cross-browser compatibility
Version control with Git
We’re looking for a Frontend Developer with a solid foundation in React and modern front-end development. You’ll play a key role in building immersive and intuitive user interfaces for property browsing, token transactions, and 3D environments.
Responsibilities :
Build and maintain responsive web interfaces using React and TypeScript
Integrate with backend APIs and Web3 services (e.g., wallet auth, smart contract interaction)
Work with 3D designers to integrate Three.js models into the user experience
Optimize UI performance for high-load and mobile experiences
Collaborate with backend, blockchain, and AI teams for seamless end-to-end experiences
Contribute to design system and component libraries
Participate in code reviews and agile sprints
Requirements :
5+ years of experience in front-end development
Proficient in React.js, JS/TS, HTML5, CSS3
Familiarity with frontend state management (e.g., Redux, Zustand, or Context API)
Comfortable working with RESTful APIs and/or GraphQL
Basic understanding of Web3 or blockchain wallet integrations (MetaMask, WalletConnect)
Experience with responsive design and cross-browser compatibility
Version control with Git
Payment in Crypto
Dredsoft Labs
UI/UX Designer
Full time
Remote
About the Role :
We’re looking for a talented UX/UI Designer who thrives at the intersection of design, interactivity, and front-end development. You’ll be responsible for crafting intuitive, elegant user experiences while designing 3D visualizations of real estate environments using tools like Blender and Three.js.
The ideal candidate combines strong design sensibility with technical proficiency and has basic hands-on experience with React and front-end development.
Responsibilities :
Design wireframes, mockups, and user flows for the web & mobile platform
Create immersive, interactive 3D property visualizations using Blender or similar tools
Collaborate with frontend developers to integrate 3D scenes using Three.js
Ensure a seamless user experience from Web2 UX to Web3 wallet interactions
Maintain design consistency across components, tokens, and 3D interfaces
Conduct user testing, iterate on feedback, and improve UI/UX design quality
Help optimize performance and responsiveness of 3D/visual elements
Contribute to brand visual direction and design system
Requirements :
5+ years of experience in UX/UI design, preferably for complex web & mobile applications or platforms
Proficiency in Figma, Adobe XD, or Sketch
Strong portfolio demonstrating both UX strategy and beautiful UI execution
Experience with 3D modeling tools such as Blender, Cinema4D, or similar
Basic knowledge of React and modern front-end development (HTML, CSS, JS)
Familiarity with Three.js or willingness to learn quickly
Understanding of responsive and mobile-first design
Ability to collaborate with engineers, product managers, and blockchain teams
Strong communication skills and self-motivation in a remote setting
We’re looking for a talented UX/UI Designer who thrives at the intersection of design, interactivity, and front-end development. You’ll be responsible for crafting intuitive, elegant user experiences while designing 3D visualizations of real estate environments using tools like Blender and Three.js.
The ideal candidate combines strong design sensibility with technical proficiency and has basic hands-on experience with React and front-end development.
Responsibilities :
Design wireframes, mockups, and user flows for the web & mobile platform
Create immersive, interactive 3D property visualizations using Blender or similar tools
Collaborate with frontend developers to integrate 3D scenes using Three.js
Ensure a seamless user experience from Web2 UX to Web3 wallet interactions
Maintain design consistency across components, tokens, and 3D interfaces
Conduct user testing, iterate on feedback, and improve UI/UX design quality
Help optimize performance and responsiveness of 3D/visual elements
Contribute to brand visual direction and design system
Requirements :
5+ years of experience in UX/UI design, preferably for complex web & mobile applications or platforms
Proficiency in Figma, Adobe XD, or Sketch
Strong portfolio demonstrating both UX strategy and beautiful UI execution
Experience with 3D modeling tools such as Blender, Cinema4D, or similar
Basic knowledge of React and modern front-end development (HTML, CSS, JS)
Familiarity with Three.js or willingness to learn quickly
Understanding of responsive and mobile-first design
Ability to collaborate with engineers, product managers, and blockchain teams
Strong communication skills and self-motivation in a remote setting
Payment in Crypto
Dredsoft Labs
Mobile Developer
Full time
Remote
About the Role:
We are looking for a Mobile Developer to help build and optimize the mobile experience for the platform. You will work closely with our product, backend, and design teams to create a performant, secure, and intuitive mobile app that supports real-time 3D property viewing, blockchain interactions, and AI-powered recommendations.
Responsibilities :
Develop and maintain cross-platform mobile applications (iOS and Android)
Integrate with backend APIs and smart contracts (Web3)
Optimize app performance, responsiveness, and security
Collaborate with UI/UX designers to implement immersive and intuitive experiences
Integrate 3D content using tools like Unity, Babylon.js, or Three.js (if mobile-compatible)
Enable wallet connections (e.g., WalletConnect)
Implement features such as property listings, profiles, payments, notifications, etc.
Conduct testing and debugging across multiple devices and OS versions
Participate in code reviews and Agile sprints
Requirements :
5+ years of mobile development experience
Strong proficiency with React Native (preferred) or Flutter
Experience integrating RESTful APIs and Web3 tools (e.g., Ethers.js, WalletConnect)
Familiarity with blockchain wallets and decentralized identity concepts
Basic understanding of React and front-end development
Experience with Firebase, Push Notifications, and payment SDKs
Ability to work with 3D content or ARKit/ARCore is a plus
Experience publishing and maintaining apps in App Store and Google Play
Strong problem-solving and debugging skills
Excellent communication and collaboration in a remote team environment
We are looking for a Mobile Developer to help build and optimize the mobile experience for the platform. You will work closely with our product, backend, and design teams to create a performant, secure, and intuitive mobile app that supports real-time 3D property viewing, blockchain interactions, and AI-powered recommendations.
Responsibilities :
Develop and maintain cross-platform mobile applications (iOS and Android)
Integrate with backend APIs and smart contracts (Web3)
Optimize app performance, responsiveness, and security
Collaborate with UI/UX designers to implement immersive and intuitive experiences
Integrate 3D content using tools like Unity, Babylon.js, or Three.js (if mobile-compatible)
Enable wallet connections (e.g., WalletConnect)
Implement features such as property listings, profiles, payments, notifications, etc.
Conduct testing and debugging across multiple devices and OS versions
Participate in code reviews and Agile sprints
Requirements :
5+ years of mobile development experience
Strong proficiency with React Native (preferred) or Flutter
Experience integrating RESTful APIs and Web3 tools (e.g., Ethers.js, WalletConnect)
Familiarity with blockchain wallets and decentralized identity concepts
Basic understanding of React and front-end development
Experience with Firebase, Push Notifications, and payment SDKs
Ability to work with 3D content or ARKit/ARCore is a plus
Experience publishing and maintaining apps in App Store and Google Play
Strong problem-solving and debugging skills
Excellent communication and collaboration in a remote team environment
Payment in Crypto