Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Join us as a co-founder to develop and enhance our React Native mobile app.
- Company: Be part of CHAAMO, a revolutionary trading card marketplace for collectors.
- Benefits: Enjoy flexible hours, equity options, and a chance to shape the future of trading cards.
- Why this job: Make a real impact in a fast-paced startup while working with a passionate team.
- Qualifications: Expertise in React Native and experience with integrations like PayPal are essential.
- Other info: Great opportunity for long-term growth and leadership in a dynamic environment.
The predicted salary is between 36000 - 60000 £ per year.
About CHAAMO
CHAAMO is a next-generation trading card marketplace built for collectors. Our platform empowers users to buy, sell, trade, track, and showcase their collections, supported by real-time pricing tools, auctions, portfolio management, and a community-driven ecosystem. We are entering our next phase of growth and are expanding our core development team.
Role Overview
We are seeking an experienced React Native Developer to join the CHAAMO team as co-founder. You will contribute to building new features, improving existing functions, and expanding our custom admin panel while maintaining and enhancing current integrations such as PayPal and Sendcloud. This role requires strong technical ability, reliable communication, and the capacity to collaborate and work independently in a fast-paced startup environment.
Key Responsibilities
- Develop and enhance features within the React Native mobile application.
- Expand and maintain the CHAAMO Admin Panel, including analytics, reporting tools, dashboards, community management features, and marketplace controls.
- Manage and build upon existing integrations including PayPal and Sendcloud, ensuring smooth operation, troubleshooting, and improvements.
- Work closely with third-party suppliers, including shipping partners, development partners, and service providers—managing integration requirements and maintaining clear communication.
- Build and maintain analytics and reporting tools, including user tracking, revenue breakdowns, VAT/OSS data extraction, marketplace metrics, and operational insights.
- Integrate and manage APIs and complex data structures.
- Ensure consistent performance and stability across iOS and Android.
- Manage release cycles and deployment processes for both Google Play Store and Apple App Store.
- Collaborate with design, product, and leadership to turn concepts and requirements into functional, scalable features.
- Provide clear timelines, regular updates, and transparent communication on all tasks.
- Participate in code reviews and contribute to best practices.
Required Skills & Experience
- Expert proficiency in React Native (3+ years’ experience minimum).
- Strong knowledge of JavaScript, TypeScript, Redux or other state management libraries.
- Proven experience building admin panels, dashboards, and backend-driven management systems.
- Experience maintaining or extending integrations like PayPal, Sendcloud, or similar systems.
- Demonstrated ability to work with and communicate with third-party service providers.
- Experience creating analytic reports, structured dashboards, and automated data insights.
- Strong understanding of RESTful APIs and data handling.
- Experience managing submissions and updates on both Google Play and Apple App Store.
- Fluent in English with excellent written and verbal communication skills.
- Strong problem-solving, debugging, and optimisation skills.
- Can work independently and meet deadlines consistently.
- Experience working in a team, reporting to founders.
Nice-to-Have
- Experience with marketplace, auction, or e-commerce apps.
- Experience (Node.js, TypeScript, JavaScript and Python).
- UI/UX understanding (e.g., experience with Figma designs).
- Experience with shipping integrations, payment processing, or label generation systems.
What We Offer
- Opportunity to join a rapidly growing marketplace reshaping the trading card industry.
- A chance to work directly with a highly driven founder and skilled team.
- Flexible working hours and a collaborative remote environment.
- Share options/equity within the company.
- Long-term growth and leadership opportunities.
Co-Founder - React Native Developer in Chesterfield employer: CHAAMO
Contact Detail:
CHAAMO Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Co-Founder - React Native Developer in Chesterfield
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech and startup scene. Let them know you're on the lookout for opportunities, especially in exciting projects like CHAAMO. You never know who might have the inside scoop on openings!
✨Tip Number 2
Show off your skills! Create a portfolio that highlights your best React Native projects. Make sure to include any admin panels or integrations you've worked on. This will give potential co-founders a taste of what you can bring to the table.
✨Tip Number 3
Get involved in relevant communities! Join forums, attend meetups, or participate in hackathons related to trading cards or marketplace apps. Engaging with others in the field can lead to valuable connections and job leads.
✨Tip Number 4
Apply through our website! We love seeing passionate candidates who are eager to join our team at CHAAMO. Make sure to tailor your application to highlight your experience with React Native and any relevant integrations you've managed.
We think you need these skills to ace Co-Founder - React Native Developer in Chesterfield
Some tips for your application 🫡
Show Off Your Skills: When you're writing your application, make sure to highlight your experience with React Native and any relevant projects you've worked on. We want to see what you can bring to the table!
Be Clear and Concise: Keep your application straightforward and to the point. We appreciate clarity, so avoid fluff and get straight to how your skills match what we're looking for.
Tailor Your Application: Make sure to customise your application for this role. Mention specific experiences that relate to building admin panels or working with integrations like PayPal and Sendcloud. Show us you understand what we need!
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to keep track of your application and ensures you don’t miss out on any important updates from our team.
How to prepare for a job interview at CHAAMO
✨Know Your Tech Inside Out
Make sure you brush up on your React Native skills and be ready to discuss your past projects in detail. Be prepared to explain how you've built admin panels or integrated payment systems like PayPal, as these are crucial for the role.
✨Showcase Your Problem-Solving Skills
During the interview, highlight specific challenges you've faced in previous roles and how you overcame them. This will demonstrate your strong problem-solving abilities and your capacity to thrive in a fast-paced startup environment.
✨Communicate Clearly and Effectively
Since this role involves working closely with third-party suppliers and team members, practice articulating your thoughts clearly. Use examples from your experience to show how you've maintained clear communication in past projects.
✨Demonstrate Your Passion for the Marketplace
Show genuine enthusiasm for CHAAMO and the trading card industry. Research the company and its platform, and be ready to share ideas on how you can contribute to its growth and success as a co-founder.