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| Job Position | Company | Posted | Location | Salary | Tags |
|---|---|---|---|---|---|
Referment | New York, NY, United States | $175k - $250k | |||
Moonshot | New York, NY, United States | $87k - $112k | |||
MLabs | Jersey City, NJ, United States | $36k - $65k | |||
Binance | Asia |
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Binance | Prague, Czech Republic |
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Ftmo | Prague, Czech Republic | $87k - $150k | |||
BDO USA | Boston, MA, United States | $146k - $200k | |||
BDO USA | Los Angeles, CA, United States | $112k - $165k | |||
MLabs | New York, NY, United States | $144k - $164k | |||
LayerZero Labs | New York, NY, United States | $32k - $80k | |||
Kindred Ventures | San Francisco, CA, United States | $81k - $87k | |||
D3 | Los Angeles, CA, United States | $77k - $115k | |||
Galaxy | New York, NY, United States | $160k - $200k | |||
Kite | San Francisco, CA, United States | $58k - $90k | |||
Circle | Philadelphia, PA, United States | $212k - $272k |
SwapRail
Remote
Design and build the core backend systems powering SwapRail, including APIs, routing engines, execution services, and data pipelines.
## Responsibilities
- Design and implement scalable backend services and APIs
- Build routing and aggregation logic for swap execution across multiple liquidity sources
- Integrate on-chain and off-chain data sources (RPC nodes, indexers, third-party APIs)
- Develop simulation and validation layers for transaction execution
- Optimize system performance for low-latency and high-throughput scenarios
- Design data models for quotes, routes, transactions, and execution states
- Implement monitoring, logging, and observability across services
- Collaborate with wallet and frontend teams to ensure consistency in execution flows
## Requirements
- Strong experience with Node.js / TypeScript / Go / Rust
- Experience building high-performance backend systems
- Strong understanding of asynchronous systems and concurrency
- Experience with PostgreSQL and data modeling
- Familiarity with microservices architecture and distributed systems
- Experience integrating blockchain data or Web3 systems
## Nice to Have
- Experience with DeFi protocols or aggregators (1inch, 0x, Uniswap)
- Experience building trading or execution systems
- Experience with blockchain indexing (The Graph, custom indexers)
- Understanding of MEV, routing optimization, and slippage control
- Experience with caching layers (Redis) and performance optimization