Senior TypeScript Blockchain Engineer (Solana / DeFi)

We’re looking for a highly skilled Senior TypeScript Engineer to lead the development of a new blockchain-focused service for a next-gen DeFi platform. This is a role for someone who thrives in high-load, real-time environments and wants to design architecture from the ground up while working directly with cutting-edge Solana integrations.

✔️ Salary: Competitive, paid in USDT (negotiable based on experience)

✔️ Format: Full-time, Remote

✔️ About the Role:

You’ll be responsible for building a high-performance TypeScript service handling real-time blockchain operations on Solana — from wallet integrations and transaction processing to on-chain analytics and trading features. The role includes both hands-on development and technical leadership, with the opportunity to shape the tech stack and architecture for thousands of transactions per second.

✔️ Key Responsibilities:

• Develop and architect a new TypeScript service for Solana blockchain operations

• Integrate with Solana RPC and WebSocket providers (Helius, QuickNode, Triton, etc.)

• Connect and optimize trading APIs/SDKs (Pump.fun, Birdeye, Jupiter, Serum, etc.)

• Implement wallet features, transaction signing, order and swap functionality

• Interact with internal Python-based backend via gRPC/REST

• Design scalable architecture for high-load, real-time transaction processing

• Set up monitoring, logging, and alerting systems

• Lead a small development team (code review, task management, mentoring)

✔️ Key Qualifications:

• 3+ years of professional TypeScript/Node.js development experience

• Deep understanding of Solana blockchain (transactions, programs, tokens, mempool)

• Experience working with APIs such as Helius, Pump.fun, Birdeye, Jupiter, etc.

• Strong knowledge of high-load system architecture and real-time data processing

• Experience with crypto wallet integrations and SPL tokens

• Proven ability to write clean, testable, and scalable code

• Leadership or tech lead experience in a development team
 

✔️ Nice to Have:

• Experience with Rust programs on Solana

• Python knowledge and integration with Python-based services

• Background in fintech or DeFi product backend development

✔️ Benefits:

• Work on a product with global ambitions and direct access to founders

• Fully remote position

• Competitive USDT-based compensation

• Influence architecture and tech stack from scratch

• Access to advanced blockchain technologies and DeFi integrations