About the Role

As a Software Engineer on the CKB Core Team, you'll be at the forefront of driving innovation within the Nervos CKB ecosystem. This role presents an exciting opportunity to contribute to the design and implementation of cutting-edge features, ensuring the performance, scalability, and security of the core Nervos CKB. You'll have the chance to explore novel solutions that push the boundaries of blockchain technology, shaping the future evolution of the entire Nervos CKB ecosystem. We're seeking a talented and driven engineer who is passionate about making an impact in the world of blockchain technology. To get a better sense of what we're doing, check out the Nervos CKB GitHub repository and watch this introductory video on Nervos CKB.

For more insights into our work and culture, check out our team twitter and our latest blog posts.

Responsibilities

• Collaborate with the team to design and implement new features in the core Nervos CKB.
• Identify and troubleshoot performance issues to optimize the performance of Nervos CKB.
• Contribute to the development and improvement of the CKB Layer1 project, ensuring its efficiency and effectiveness.
• Explore emerging technologies and research areas to enhance the capabilities of the Nervos CKB ecosystem.

1. Lead and manage the development of core backend systems, including:

• Edge Services: Product Backend, Notification Server, Authentication Server.
• Smart Contract Sync: Ensuring consistency between smart contract data and our databases.
• Native wallet enhancement: Work on optimising the performance of our wallet
• Testing: Enhance quality by adding unit/regression tests

2. Oversee functional projects such as:

• KYC processes for onboarding.
• Marketing and rewards build.
• Development and maintenance of internal portals.
• Collaborate with cross-functional teams, including Product Managers and Web/Mobile engineering teams, to ensure cohesive product development and implementation.
• Strengthen GRVT’s authentication technology stack by working closely with the Head of Security to enhance security features like multi-factor authentication (MFA), WebAuthn, and secure session management.

As a Web Developer at WebpageFX, you will be responsible for designing, developing, and maintaining high-quality websites and web applications. You will work closely with our design and marketing teams to ensure that our websites are visually appealing, user-friendly, and align with our clients' business objectives.

• Design, develop and maintain blockchain-based applications and smart contracts using popular programming languages such as Solidity, Rust, Golang, etc.
• Collaborate with the team to identify and prioritize blockchain application features and functionalities.
• Design and implement secure, scalable, and reliable back-end systems for blockchain applications.
• Work on front-end development when needed.
• Work with the team to continuously improve product user experience and performance.
• Stay up-to-date with the latest blockchain technologies and best practices.
• Connect with the developer community and collaborate with engineering teams within the ecosystem.

• Collaborate with product managers, designers, and other engineers to design and develop beautiful, user-friendly frontend interfaces.
• Develop, test, and maintain stable, high-quality frontend code.
• Maintain clear and up-to-date documentation, including technical specifications and project details.
• Provide technical input and knowledge to the planning, design, and requirements process for new products and features.

We are seeking a skilled Android Developer to assist in converting our existing Expo React Native applications into native Android applications. The ideal candidate will have experience with various ad monetization platforms, including AdMob, Facebook, Unity Ads, AppLovin, and Vungle, as well as a strong understanding of Web3 and blockchain programming. Familiarity with Firebase for managing sign-up and sign-in processes is also essential.

Key Responsibilities

• App Conversion: Convert existing Expo React Native applications into fully functional native Android applications, ensuring that functionality and performance are maintained.
• Reskinning: Modify and reskin applications to meet new branding requirements or design specifications while maintaining the core functionality of the app.
• Ad Integration: Implement and manage ad monetization strategies using platforms such as:
• AdMob
• Facebook Audience Network
• Unity Ads
• AppLovin
• Vungle
• Etc.
• Web3 and Blockchain Development: Collaborate on projects that involve blockchain technology and decentralized applications (dApps).
• Firebase Integration: Utilize Firebase to implement and troubleshoot sign-up and sign-in functionalities, ensuring a smooth user authentication experience.
• Collaboration: Work closely with designers, product managers, and other developers to create a seamless user experience.
• Testing and Debugging: Conduct thorough testing and debugging of applications to ensure high-quality performance and user satisfaction. Identify and resolve issues efficiently.
• Documentation: Maintain clear documentation of code and processes for future reference and team collaboration.

1. Front-end Development: Responsible for H5/Web front-end development of the futures and forex spread platform, ensuring high-quality functionality and user interface.

2. User Interface Design: Design and develop user interfaces based on product requirements and design specifications, ensuring the interface is aesthetically pleasing and user-friendly.

3. Code Optimization: Continuously optimize front-end code to improve page loading speed and performance, ensuring a smooth user experience.

4. Functionality Implementation: Collaborate with product managers and back-end engineers to implement front-end functionalities and data interactions.

5. Technical Research: Keep abreast of developments in front-end technologies, researching and applying new technologies and tools to enhance the overall technical level of the team.

6. Problem Solving: Quickly identify and resolve front-end issues encountered during development and user feedback, ensuring product stability and reliability.

7. Cross-Team Collaboration: Work closely with design, product, and back-end teams to ensure timely project delivery that meets requirements.

8. Testing and Debugging: Write test cases, conduct functional testing and debugging to ensure code quality and product stability.

As a Web Developer at Valenin, you will play a pivotal role in designing, developing, and maintaining our web applications and platforms. You will collaborate with a talented team of designers, developers, and product managers to create innovative and user-friendly digital experiences.

1. Deep understanding of the Ethereum Virtual Machine (EVM).
2. Proficient with current mainstream tools and frameworks for smart contract development, such as Foundry and Hardhat.
3. Familiar with mainstream DeFi projects, as well as commonly used open-source contract libraries like OpenZeppelin.
4. Experienced in smart contract auditing and familiar with the auditing process.
5. Familiar with common smart contract vulnerabilities and keeping up-to-date latest attack vectors.

薪资open

Zavod-IT is a leading technology company based in the heart of San Francisco, USA specializing in innovative solutions for businesses worldwide. Our team is passionate about leveraging cutting-edge technologies to develop robust and scalable applications that drive digital transformation for our clients. We pride ourselves on fostering a collaborative and dynamic work environment where creativity and innovation thrive.

Position Overview:

We are seeking a talented Django/Python Developer to join our remote team. As a key member of our development team, you will be responsible for designing, implementing, and maintaining Django-based web applications. The ideal candidate is passionate about technology, possesses strong problem-solving skills, and is committed to delivering high-quality code.

• Design and develop Django-based web applications, ensuring optimal performance and scalability.
• Collaborate with cross-functional teams to gather requirements and translate them into technical specifications.
• Write clean, maintainable, and efficient code while adhering to best practices.
• Perform code reviews and provide constructive feedback to peers.
• Troubleshoot and debug issues to ensure smooth application deployment and operation.
• Stay updated on emerging technologies and trends in the Django/Python ecosystem.

How to Apply:

If you are passionate about Django/Python development and eager to join a dynamic team of innovators, we would love to hear from you! Please send your resume and a cover letter outlining your relevant experience and why you are a great fit for this position in the message.

At Zavod-IT, we are committed to creating a diverse and inclusive workplace. We welcome applications from individuals of all backgrounds and experiences. We are an equal-opportunity employer.

• Responsible for the backend system design and development of the core trading system
• System design, coding, unit testing, and development documentation for defined functions;
• Assist in product testing and acceptance tasks;
• Maintain and optimize existing applications and handle daily troubleshooting.

Salary range: 15k-30k

This position is remote

1. Participate in the design and development of related features

2. Solve highly complex business problems using clear code and systematic structure

3. Gain a deep understanding of product requirements and produce high-quality, reliable code

4. Respond promptly to online issues

We are a Bubble Silver Partner agency with several ongoing projects and are looking for Certified and Non-certified Bubble Developers to join our team.

This is a full-time job, but for the first few projects, we will check your skills and how well you communicate to make sure we’re a good match.

Requirements:

• Certified Developers: Please send a screenshot or link showing your name on the official certification list:
• We do not accept certifications from other sites.
• Non-certified Developers: We will look at your experience and skills in Bubble development.

Compensation:

• Certified Bubble Developers: $15-28 per hour depending on your tenure.
• Non-certified Bubble Developers: $11-15 per hour.

If this pay doesn't work for you, please don’t apply.

• Extra Skills (not needed, but helpful):
• Figma Prototyping
• Web Scraping
• JavaScript
• API Integration
• Zapier
• Chatbot Creation

We are looking for an experienced IT professional to design and implement an internal tracking system tailored for our recruitment process. The successful candidate will collaborate with the HR and recruitment teams to understand the requirements and develop a solution that optimizes candidate management, streamlines communication, and tracks progress across all recruitment stages.

Key Responsibilities:

• Design, develop, and implement a customized recruitment tracking system.
• Collaborate with HR and recruitment teams to gather requirements and ensure system functionality aligns with recruitment needs.
• Create a user-friendly interface for managing candidate information, tracking application status, and scheduling interviews.
• Develop reporting tools to generate insights on recruitment metrics, including time-to-hire, candidate pipeline, and source effectiveness.
• Integrate the system with existing HR and communication tools (e.g., email, calendar systems).
• Ensure data security and confidentiality in compliance with company policies.
• Provide training to HR and recruitment staff on how to use the tracking system effectively.
• Troubleshoot technical issues and offer ongoing support and updates for system improvements.

We are an au pair agency based in Germany with an existing website and forms. Being a small, multilingual and international team, we are looking to hire a creative developer with an eye for design and details.

We are looking for a Wordpress Developer with experience in using the plug in "Formidable Forms".

Your tasks will include:

• Create new forms, such as quizzez and registration forms
• Use JavaScript or PHP to validate entries
• Create views and charts
• Use the formidable forms API to update entries
• Maintain existing forms and views by adding new functionality/fields when needed