Junior API Developer (Integrations and Development)
Full time
Remote
Compensation is not specified
Role
Backend Engineer
Description
About Openmesh and Xnode
Today, a small number of corporations control the majority of the world's data and IT infrastructure, leading to information inequality and various issues. Openmesh is a cutting-edge open-source cloud infrastructure and a global open data network that aims to address this issue by storing global data without intermediaries. It is the largest open web3 data lake, covering a significant portion of the crypto and web3 ecosystem. In the coming years, Openmesh aims to expand its data coverage to include public health and scientific research data.
Openmesh allows individuals to create their own decentralized data clouds, connect globally, share data securely, and reduce deployment costs. It eliminates the need for registration, licensing, and payments, making it an accessible and frictionless option. Openmesh serves as the internet's open data fabric, ensuring universal access and preventing interference from various entities.
Core Product
- Xnode is our flagship product that empowers developers to build decentralized data clouds effortlessly. It provides data connectivity, APIs, and query & analytics engines, significantly reducing the time and cost associated with deploying and operating data clouds.
- Pythia is a powerful analytics & query engine designed to transform raw data into meaningful insights. It allows users to design, build, visualize, and deploy data products.
- Unified APIs serve as a single endpoint for all crypto & web3 data, making data accessible to anyone without any associated costs.
Our Vision
Our vision is to democratize data and mitigate information asymmetry. We recognize the value of reliable data in sustaining webpages, apps, and the internet itself. Access to credible and unaltered information is a fundamental right. Openmesh operates with open-source principles, ensuring that its infrastructure and technology stack are driven by the open-source community, devoid of a singular governing authority.
About the Role
As a Junior API Developer for UnifiedAPIS, you will play a crucial role in developing advanced API solutions for decentralized applications within the specialized framework. In the context of Xnode, you will contribute to the development and maintenance of APIs for the largest open web3 data lake, enabling seamless data connectivity and interaction.
By joining our team, you will have an opportunity to shape one of the world's first large-scale open data clouds and analytics engines. Openmesh is an ambitious global initiative that brings together talented individuals within the tech industry to create open data and infrastructures that will be influential in the next decade or two.
Responsibilities
- UnifiedAPIS Integration: Collaborate with a skilled team to design, develop, and maintain APIs within the UnifiedAPIS framework, facilitating seamless integration for decentralized applications.
- Xnode Data Connectivity: Work closely with cross-functional teams to optimize API solutions within Xnode, enabling efficient data connectivity and interaction across the decentralized data cloud.
- API Security: Implement robust security measures for APIs to ensure data integrity and protect against potential vulnerabilities.
- Performance Optimization: Perform in-depth performance analysis and enhance the functionality of APIs for improved efficiency and responsiveness.
- Documentation: Create comprehensive API documentation for both internal and external use, simplifying integration for developers.
Qualifications
- Bachelor's degree in Computer Science or a related field.
- Proficiency in programming languages such as Python, Java, or Node.js.
- Understanding of RESTful API design principles.
- Familiarity with API authentication and authorization protocols.
- Strong problem-solving and communication skills.
Why Join Us
- Lead the way in reshaping 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 in how data is accessed and utilized worldwide, promoting transparency, efficiency, and democratization.
- Experience a dynamic, challenging, and rewarding work environment, with competitive compensation and benefits.
Please apply with your resume and a cover letter that showcases your passion for decentralized technologies and your vision for the future of Xnode.
Skills Required
Openmesh Network
Website
www.openmesh.networkCompany size
Not specified
Location
United States
Description
Not specified
Jack Milton
Full Stack Developer (Web3/Crypto)
London, UK
London, UK
Full time
Remote
We're hiring a full stack developer to help build a suite of Web3 products - lightweight tools designed to scale fast. You’ll work directly with the founding team to ship high-impact tools used by founders, investors, and crypto communities.
Over the next 4–6 months, we’re rolling out four standalone products - including a Web3 project directory, a community engagement platform, and other tools designed to drive discovery and visibility across the space. You’ll have end-to-end ownership of what you ship.
Tech Stack & Skills:
React / Next.js or similar (full stack comfort)
Node.js, Firebase, or lightweight backend setups
CMS integration (Sanity, Notion, Airtable, etc.)
REST APIs, data scraping, automation
Strong grasp of Web3 (tokens, on-chain data, dApps)
Bonus: Vercel, CoinMarketCap API, any Web3 SDKs
Who this is for:
You’ve built and shipped products solo or with small teams
You’re crypto-native and enjoy exploring new tools/protocols
You’re fast, self-driven, and prefer ownership to micromanagement
You write clean code but iterate quickly
What Success Looks Like (First 60 Days)
Launch 1–2 working products with CMS and frontend live
Build automation for token sourcing + database updates
Deliver clean UIs with fast-loading pages and working filters
Support backend tools for campaign dashboards or scraping
Details
Full-time (contractor, with option to go permanent)
Remote + async (Europe/Asia timezone preferred)
Competitive base + performance bonuses
No corporate fluff - just fast builds, useful products, and full ownership
To apply:
Send GitHub, portfolio, or 1–2 examples of tools you’ve built solo or in a small team - especially anything Web3-related.
Over the next 4–6 months, we’re rolling out four standalone products - including a Web3 project directory, a community engagement platform, and other tools designed to drive discovery and visibility across the space. You’ll have end-to-end ownership of what you ship.
Tech Stack & Skills:
React / Next.js or similar (full stack comfort)
Node.js, Firebase, or lightweight backend setups
CMS integration (Sanity, Notion, Airtable, etc.)
REST APIs, data scraping, automation
Strong grasp of Web3 (tokens, on-chain data, dApps)
Bonus: Vercel, CoinMarketCap API, any Web3 SDKs
Who this is for:
You’ve built and shipped products solo or with small teams
You’re crypto-native and enjoy exploring new tools/protocols
You’re fast, self-driven, and prefer ownership to micromanagement
You write clean code but iterate quickly
What Success Looks Like (First 60 Days)
Launch 1–2 working products with CMS and frontend live
Build automation for token sourcing + database updates
Deliver clean UIs with fast-loading pages and working filters
Support backend tools for campaign dashboards or scraping
Details
Full-time (contractor, with option to go permanent)
Remote + async (Europe/Asia timezone preferred)
Competitive base + performance bonuses
No corporate fluff - just fast builds, useful products, and full ownership
To apply:
Send GitHub, portfolio, or 1–2 examples of tools you’ve built solo or in a small team - especially anything Web3-related.
Payment in Crypto
berttha walker
UI/UX Designer
Full time
Remote
UI/UX Designer for SaaS Dashboard (Figma)
Job Summary:
We're building ClearTrack, a lightweight SaaS tool for tracking tasks and performance in remote teams. We're looking for a UI/UX designer to design 6–8 clean, modern dashboard screens (desktop + mobile).
Scope of Work:
1. Design dashboard UI (Task List, Time Tracker, Reports, Settings)
2. Create responsive mockups in Figma
3. Deliver clickable prototype + style guide
4. Collaborate with our developer for smooth handoff
Budget:
Fixed: $800–$1200 (negotiable based on experience)
Requirements:
1. SaaS/dashboard UI design experience
2. Proficiency in Figma
3. Strong communication & fast turnaround
To Apply:
If you're interested, please:
1. Send a short proposal letter explaining why you're a good fit
2. Share your portfolio (SaaS/dashboard preferred)
3. Include your email address
4. Mention your availability and estimated delivery time
Bonus if you have:
Experience designing admin panels or productivity tools
Job Summary:
We're building ClearTrack, a lightweight SaaS tool for tracking tasks and performance in remote teams. We're looking for a UI/UX designer to design 6–8 clean, modern dashboard screens (desktop + mobile).
Scope of Work:
1. Design dashboard UI (Task List, Time Tracker, Reports, Settings)
2. Create responsive mockups in Figma
3. Deliver clickable prototype + style guide
4. Collaborate with our developer for smooth handoff
Budget:
Fixed: $800–$1200 (negotiable based on experience)
Requirements:
1. SaaS/dashboard UI design experience
2. Proficiency in Figma
3. Strong communication & fast turnaround
To Apply:
If you're interested, please:
1. Send a short proposal letter explaining why you're a good fit
2. Share your portfolio (SaaS/dashboard preferred)
3. Include your email address
4. Mention your availability and estimated delivery time
Bonus if you have:
Experience designing admin panels or productivity tools
Payment in Crypto
bitcastle .
Chief Technology Officer (Japanese Speaking)
Singapore
Singapore
Full time
Remote
Job description:
Bitcastle is a cryptocurrency exchange platform which aims to create a new age of exchange where everyone can use it safely and have fun. As we expand and take a more active approach to global expansion, bitcastle is looking to hire a Full-Time Japanese speaking Chief Technology Officer to lead our engineering team.As frequent communication with Japan and Vietnam entities is required, this role will require Japanese language proficiency and will be fully remote at the moment.
– Formulate strategy and establish the technical vision for the business
– Preparation of specifications and design documents for product development
– Project management of the development process, including quality control
– Define and refine engineering workflows, tech architecture and infrastructure
– Build, develop, lead a world class engineering team
Requirements:
– Experience as a CTO or in a similar technology leadership role in cryptocurrency exchanges or brokerage firms.
– Strong leadership capabilities – with proven success of building, developing and leading an engineering team
– Experience in development using Python, PHP and NodeJS
– Project management experience
– Business level English
– Business level Japanese language skills (JLPT N2 and above) to communicate with Japan and Vietnam entity without need for translator
Ideal Candidate:
– Has project management experience
– Has experience as CTO or similar role in a startup
– Knowledge and interest in cryptocurrency
Project Frameworks and Languages:
– Backend: nestJS(Node JS), Laravel (PHP),Python
– Database: Redis, My SQL
– Frontend: Vue JS
– Mobile: React Native, Android Native, Swift
– DevOps: Git, CI/CD, Docker, Jenkins, GitLabCD
– Cloud: AWS
Bitcastle is a cryptocurrency exchange platform which aims to create a new age of exchange where everyone can use it safely and have fun. As we expand and take a more active approach to global expansion, bitcastle is looking to hire a Full-Time Japanese speaking Chief Technology Officer to lead our engineering team.As frequent communication with Japan and Vietnam entities is required, this role will require Japanese language proficiency and will be fully remote at the moment.
– Formulate strategy and establish the technical vision for the business
– Preparation of specifications and design documents for product development
– Project management of the development process, including quality control
– Define and refine engineering workflows, tech architecture and infrastructure
– Build, develop, lead a world class engineering team
Requirements:
– Experience as a CTO or in a similar technology leadership role in cryptocurrency exchanges or brokerage firms.
– Strong leadership capabilities – with proven success of building, developing and leading an engineering team
– Experience in development using Python, PHP and NodeJS
– Project management experience
– Business level English
– Business level Japanese language skills (JLPT N2 and above) to communicate with Japan and Vietnam entity without need for translator
Ideal Candidate:
– Has project management experience
– Has experience as CTO or similar role in a startup
– Knowledge and interest in cryptocurrency
Project Frameworks and Languages:
– Backend: nestJS(Node JS), Laravel (PHP),Python
– Database: Redis, My SQL
– Frontend: Vue JS
– Mobile: React Native, Android Native, Swift
– DevOps: Git, CI/CD, Docker, Jenkins, GitLabCD
– Cloud: AWS
Astra Byte Sync
Web3 Gaming Platform Development Team
Full time
Remote
Company Overview
A fastest growing Blockchain company is looking to create a decentralized gaming platform that empowers players and developers alike. We are currently seeking to build a talented team to bring their vision to life.
Position Overview
We are looking for skilled professionals to join our development team for a Web3 gaming platform. The ideal candidates will be passionate about blockchain technology and gaming, and possess the expertise to contribute to various aspects of our project. We are hiring for the following roles:
1. Frontend Developers
Responsibilities: Design and implement user interfaces for the gaming platform using modern frameworks (e.g., React, Vue.js). Collaborate with UX/UI designers to create engaging and intuitive user experiences.
Qualifications: Proficiency in HTML, CSS, JavaScript, and relevant frameworks. Experience with Web3 technologies is a plus.
2. Backend Developers
Responsibilities: Develop and maintain server-side logic, database management, and API integration. Ensure the platform's performance, security, and scalability.
Qualifications: Strong knowledge of Node.js, databases (e.g., MongoDB, PostgreSQL), and experience with cloud services. Familiarity with blockchain technology is advantageous.
3. Blockchain Developers
Responsibilities: Design and implement smart contracts, manage blockchain integrations, and ensure the security of decentralized applications. Collaborate with the team to optimize blockchain performance.
Qualifications: Expertise in Solidity, JavaScript, Rust, or Python. Experience with Ethereum and other blockchain platforms is essential.
4. Technical Leader
Responsibilities: Oversee the technical direction of the project, mentor team members, and ensure best practices in development. Collaborate with stakeholders to align technical goals with business objectives.
Qualifications: Proven experience in leading development teams, strong problem-solving skills, and a deep understanding of blockchain technologies.
5. Project Manager
Responsibilities: Manage project timelines, resources, and deliverables. Facilitate communication between team members and stakeholders, ensuring that the project stays on track and within budget.
Qualifications: Strong organizational and leadership skills, experience in project management methodologies (Agile, Scrum), and familiarity with the gaming and blockchain industries.
What We Offer
Competitive salaries and benefits
A dynamic and collaborative work environment
Opportunities for professional growth and development
The chance to be part of an innovative project that shapes the future of gaming
How to Apply
If you are passionate about gaming and blockchain technology and are excited to contribute to a groundbreaking project, we would love to hear from you! Please submit your resume and a cover letter detailing your relevant experience and why you would be a great fit for our team.
Join us in creating the next generation of gaming experiences!
A fastest growing Blockchain company is looking to create a decentralized gaming platform that empowers players and developers alike. We are currently seeking to build a talented team to bring their vision to life.
Position Overview
We are looking for skilled professionals to join our development team for a Web3 gaming platform. The ideal candidates will be passionate about blockchain technology and gaming, and possess the expertise to contribute to various aspects of our project. We are hiring for the following roles:
1. Frontend Developers
Responsibilities: Design and implement user interfaces for the gaming platform using modern frameworks (e.g., React, Vue.js). Collaborate with UX/UI designers to create engaging and intuitive user experiences.
Qualifications: Proficiency in HTML, CSS, JavaScript, and relevant frameworks. Experience with Web3 technologies is a plus.
2. Backend Developers
Responsibilities: Develop and maintain server-side logic, database management, and API integration. Ensure the platform's performance, security, and scalability.
Qualifications: Strong knowledge of Node.js, databases (e.g., MongoDB, PostgreSQL), and experience with cloud services. Familiarity with blockchain technology is advantageous.
3. Blockchain Developers
Responsibilities: Design and implement smart contracts, manage blockchain integrations, and ensure the security of decentralized applications. Collaborate with the team to optimize blockchain performance.
Qualifications: Expertise in Solidity, JavaScript, Rust, or Python. Experience with Ethereum and other blockchain platforms is essential.
4. Technical Leader
Responsibilities: Oversee the technical direction of the project, mentor team members, and ensure best practices in development. Collaborate with stakeholders to align technical goals with business objectives.
Qualifications: Proven experience in leading development teams, strong problem-solving skills, and a deep understanding of blockchain technologies.
5. Project Manager
Responsibilities: Manage project timelines, resources, and deliverables. Facilitate communication between team members and stakeholders, ensuring that the project stays on track and within budget.
Qualifications: Strong organizational and leadership skills, experience in project management methodologies (Agile, Scrum), and familiarity with the gaming and blockchain industries.
What We Offer
Competitive salaries and benefits
A dynamic and collaborative work environment
Opportunities for professional growth and development
The chance to be part of an innovative project that shapes the future of gaming
How to Apply
If you are passionate about gaming and blockchain technology and are excited to contribute to a groundbreaking project, we would love to hear from you! Please submit your resume and a cover letter detailing your relevant experience and why you would be a great fit for our team.
Join us in creating the next generation of gaming experiences!
Jack Morty
Project Manager / Coordinator
Part time
Remote
We’re looking for a Project Coordinator to join LeadWave Group, a growing startup in the SEO & affiliate space.
Our team is already working on our first product, and we need someone to help organize workflows, tasks, and team communication.
Responsibilities:
🔹 Manage task boards (Trello/ClickUp) and monitor progress
🔹 Assign tasks to SEO, designers, researchers, copywriters
🔹 Help the founder plan weekly/monthly sprints
🔹 Track deadlines and team priorities
🔹 Coordinate communication via Discord/Telegram
🔹 Maintain documentation and workflows in Notion
Format:
🔸 Remote
🔸 Part-time (5–10 hrs/week)
🔸 Initially unpaid (pre-revenue), with transition to paid/fixed/percentage model
🔸 Flexible hours, informal startup environment
🔸 Opportunity to grow into a full Product Manager role
Requirements:
Experience in coordinating small teams or organizing workflows
Familiar with Trello, Notion, ClickUp, or similar tools
Strong communication and self-management skills
Bonus: basic understanding of SEO/digital projects
English: able to read and write messages
Our team is already working on our first product, and we need someone to help organize workflows, tasks, and team communication.
Responsibilities:
🔹 Manage task boards (Trello/ClickUp) and monitor progress
🔹 Assign tasks to SEO, designers, researchers, copywriters
🔹 Help the founder plan weekly/monthly sprints
🔹 Track deadlines and team priorities
🔹 Coordinate communication via Discord/Telegram
🔹 Maintain documentation and workflows in Notion
Format:
🔸 Remote
🔸 Part-time (5–10 hrs/week)
🔸 Initially unpaid (pre-revenue), with transition to paid/fixed/percentage model
🔸 Flexible hours, informal startup environment
🔸 Opportunity to grow into a full Product Manager role
Requirements:
Experience in coordinating small teams or organizing workflows
Familiar with Trello, Notion, ClickUp, or similar tools
Strong communication and self-management skills
Bonus: basic understanding of SEO/digital projects
English: able to read and write messages