20h ago
Senior Backend Engineer, Blockchain
New York, NY
$180k-$220k / year
full-timesenior
🛠 Tech Stack
💼 About This Role
You'll build backend APIs integrating blockchain with traditional payments for a restaurant loyalty platform. Your work will directly shape the on-chain payment infrastructure that powers seamless Web3 experiences.
🎯 What You'll Do
- Design and maintain backend APIs integrating blockchain with traditional payments
- Integrate on-chain wallet services and manage transaction flows
- Implement secure on-chain payment flows and state reconciliation
- Mentor engineers and promote backend best practices
📋 Requirements
- 5+ years building and deploying backend APIs
- Strong proficiency in Kotlin or another JVM language
- Working knowledge of Solidity and EVM ecosystems
- Experience with RESTful APIs and domain-driven design
✨ Nice to Have
- Experience with Spring Boot and Hibernate
- Familiarity with U.S. payments ecosystem (debit, credit, ACH)
- Exposure to AWS, Terraform, and CI/CD
🎁 Benefits & Perks
- 💰 Competitive salary ($180k-$220k)
- 📈 Equity (stock options)
- 🏥 Medical, dental, vision insurance
- 🏖️ Flexible time off
- 🏦 401(k)
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