Full-Stack Platform Engineer
About the role
We are looking for our partner a Senior Full-Stack Engineer (.NET/C# + React + TypeScript) to join our team building a technically complex cryptocurrency platform.
You’ll work on the core systems powering our crypto ecosystem, including wallet infrastructure, blockchain integrations, digital asset management, transaction processing, and payment flows. This is an opportunity to solve challenging engineering problems while building secure, scalable, and high-performance software used in production.
You’ll contribute across the full stack—from backend services to modern web applications—and play an active role in designing reliable solutions that support the growth of our platform.
What you’ll do
- Design, develop, and maintain scalable full-stack applications using C#/.NET, React, and TypeScript.
- Build and enhance wallet infrastructure, blockchain integrations, and cryptocurrency-related services.
- Develop secure solutions for crypto transactions, deposits, withdrawals, and payment processing.
- Integrate with blockchain networks, crypto APIs, and third-party providers.
- Design and implement scalable backend services and REST APIs.
- Optimize system performance, reliability, and scalability.
- Improve monitoring, logging, and observability across the platform.
- Write clean, maintainable, and well-tested code.
- Participate in code reviews, architecture discussions, and technical planning.
- Use AI development tools to improve engineering productivity while maintaining high code quality.
What you’ll need
- Strong commercial experience developing production software.
- Strong hands-on experience with C#/.NET and React + TypeScript.
- Experience building scalable backend systems and modern web applications.
- Strong understanding of software architecture, OOP, SOLID, design patterns, and clean code principles.
- Experience with asynchronous programming, multithreading, and distributed systems.
- Solid knowledge of SQL databases, transactions, query optimization, and caching.
- Experience designing and consuming REST APIs and WebSockets.
- Understanding of application security, authentication, authorization, and secure coding practices.
- Experience with unit, integration, and end-to-end testing.
- Experience with Git, CI/CD pipelines, and production environments.
- Ability to troubleshoot production issues using logs, metrics, monitoring, and profiling.
- Practical experience using AI tools (GitHub Copilot, Cursor, ChatGPT, Claude Code, etc.) in the development workflow.
Nice to have
- Commercial experience in cryptocurrency, blockchain, fintech, digital assets, or payment systems.
- Experience integrating with blockchain networks or crypto APIs.
- Understanding of wallet architecture, transaction lifecycle, private/public keys, blockchain confirmations, and custody solutions.
- Experience with Bitcoin, Ethereum, Solana, Tron, TON, or other EVM-compatible networks.
- Experience building high-load or distributed systems.
- Experience with cloud platforms and containerized applications.
What Company offers
- A friendly, creative team where you own your work
- Competitive compensation package.
- All the tools and tech you need
- Dynamic, fast-paced international environment.
- Long-term career growth opportunities within a rapidly expanding company.