Lead Mobile Engineer
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Before you apply
LocationEurope, North America, France - Remote
Work moderemote
Typefull-time
SeniorityLead
Experience5+ yrs
DepartmentTech
EquityIncluded
Company size11–50 people
PostedMar 12, 2025 · 1y ago
Verified live1h ago
May no longer be actively hiring
Posted by the company on Mar 12, 2025100% of this company's open roles have been listed for 90+ days
At a glanceSummarised by Seekless from the posting.
5+ years of experience building and deploying mobile apps with React Native or Flutter
Strong knowledge of mobile architecture, state management, and performance optimization
Experience with third-party integrations (Firebase, REST APIs, GraphQL, etc.)
Proven track record of ownership
Broad technical knowledge (cloud infrastructure, logging, monitoring, caching, DevOps best practices)
Efficiency-driven mindset
Problem-solving excellence
Fluent communication in English
Understanding of computer vision or OCR technologies
Experience working on a large-scale marketplace with high traffic
Experience with frontend technologies like React, Next.js
Expertise in MongoDB
Passion for trading card games (TCGs) or gaming culture
Skills
React Native
Flutter
OCR
computer vision
Firebase
REST APIs
GraphQL
AWS
GCP
MongoDB
React
Next.js
Benefits
Remote work
Equity
Professional growth
About CardNexus
CardNexus is building the ultimate platform for the Trading Card Game (TCG) community. Designed for players, collectors, investors, and game stores, we simplify collection management, provide real-time market insights, and streamline trading through smart matching technology. Our all-in-one solution bridges the gaps between fragmented tools and outdated systems, enabling users to value, trade, and grow their collections efficiently.
Founded in 2024 by a team of repeat entrepreneurs and lifelong TCG enthusiasts, CardNexus brings together deep expertise in technology, product design, and competitive trading card games. We’re on a mission to redefine how millions of TCG fans engage with their collections—from streamlining inventory to optimizing trades and building a thriving community.
If you’re passionate about TCGs and want to shape the future of the industry, we’d love to have you on board!
Role Overview,
As a Lead Mobile Engineer at CardNexus, you will have full ownership of the mobile experience. You will work along with the product and the tech team to provide a seamless experience to our users, allowing them to scan, manage and track their inventory, but also trade and interact with one another.
What You’ll Do
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Develop the CardNexus Mobile App: Build, deploy, and maintain the app using React Native or Flutter, you decide.
•
Implement a Real-Time Card Scanner: Integrate OCR and computer vision to enable fast and accurate card recognition.
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Optimize Performance: Ensure smooth animations, low latency, and seamless cross-platform functionality.
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Integrate with Backend Services: Work closely with backend engineers to connect the app with our marketplace, collection management, and trading tools.
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Enhance UI/UX for Collectors: Work with designers to create an intuitive, visually appealing interface tailored for TCG enthusiasts.
•
Ensure Scalability and Stability: Write clean, maintainable code and implement best practices for testing, security, and performance optimization.
What You Bring
•
5+ years of experience building and deploying mobile apps with React Native or Flutter
•
Strong knowledge of mobile architecture, state management, and performance optimization.
•
Experience with third-party integrations (Firebase, REST APIs, GraphQL, etc.).
•
Understanding of computer vision or OCR technologies.
•
Proven Track Record of Ownership: You take full accountability for projects, seeing them through from conception to delivery, ensuring high-quality results.
•
Broad Technical Knowledge: Comfort with cloud infrastructure (AWS, GCP), logging, monitoring, caching, and DevOps best practices.
•
Efficiency-Driven Mindset: Ability to write clean, optimized code that minimizes execution time and resource consumption.
•
Problem-Solving Excellence: Ability to decompose complex challenges into scalable, maintainable solutions with a performance-first approach.
•
Fluent Communication: Strong written and spoken English skills, capable of articulating ideas clearly in a collaborative, fast-paced environment.
Bonus Points:
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Experience working on a large-scale marketplace with high traffic.
•
Understanding of computer vision or OCR technologies.
•
Experience with frontend technologies like React, Next.js.
•
Expertise in MongoDB
•
Passion for Trading Card Games (TCGs) or gaming culture.
What We Offer
•
Fully Remote Work: Enjoy the freedom to work from anywhere with flexible hours that fit your lifestyle.
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Competitive Compensation: We offer a competitive salary that reflects your skills, expertise, and contributions.
•
Ownership Opportunities: Access early equity as a core team member, shaping the future of CardNexus.
•
Professional Growth: Collaborate with a passionate team of TCG enthusiasts and tech experts to tackle cutting-edge challenges.
•
Innovative Culture: Join a gamer-centric environment that celebrates creativity, gaming, and technology.
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Impactful Work: Play a key role in transforming the $15B TCG market with tools that truly make a difference for the community.
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