Web3 is a new paradigm

Browse 73,451 blockchain jobs in web3 at 7,168 projects. Filter the best remote crypto jobs by salary, location, and skills.

web3.career is now part of the Bondex Logo Bondex Ecosystem

Receive emails of new Web3 Jobs
Job Position Company Posted Location Salary Tags

Robinhood

Menlo Park, CA, United States

$166k - $195k

travoom

Austin, TX, United States

$112k - $120k

The Block

Remote

$18k - $22k

Phi Labs

Lisboa, Portugal

$72k - $90k

CleanSpark

Georgia

$58k - $92k

Bcbgroup

Remote

$81k - $114k

Zscaler

Remote

$122k - $175k

Zscaler

Remote

$98k - $120k

Zscaler

Remote

$98k - $120k

Zscaler

Remote

$90k - $99k

Zscaler

Remote

$73k - $105k

Zscaler

Remote

$101k - $117k

Zscaler

Remote

$192k - $275k

Zinnia

Remote

$40k - $45k

Zinnia

Remote

$50k - $60k

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