Senior Backend Engineer
Floki is a cryptocurrency brand developing Web3 and decentralized finance products under the Floki brand.
Maintainer signals as of 9/2/2026
About Floki
Floki develops cryptocurrency and decentralized finance products under the Floki brand. Its FlokiFi umbrella includes FlokiFi Locker, a multi-chain protocol for locking and vesting fungible tokens, liquidity-pool tokens, NFTs, and ERC-1155 multi-tokens. The service supports wallet-connected vaults, batch locking, scheduled vesting, referral commissions, and 15 EVM-compatible blockchains, with smart contracts audited and monitored by Certik. It serves crypto projects, token holders, NFT owners, and other digital-asset users.
Skills
About the Role
Design, implement, and optimize backend services and APIs that handle large concurrent user loads. Optimize database queries and caching strategies, maintain cron jobs, troubleshoot performance bottlenecks, build microservices, integrate queues and observability tooling, containerize services, maintain CI/CD pipelines, and synchronize blockchain data with backend systems.
Requirements
- Experience with microservices architecture
- Proficiency in NestJS and TypeScript
- Experience with message queues such as RabbitMQ or Kafka
- Experience building and maintaining cronjobs
- Knowledge of caching solutions such as Redis or Dragonfly
- Experience with relational databases such as Postgres or MySQL
- Experience with MongoDB
- Experience with observability, distributed logging and tracing
- Experience with Docker and Docker Compose
- Experience with CI/CD pipelines such as GitHub Actions
- Proven experience optimizing systems for high concurrency and scalability
- Experience troubleshooting complex performance bottlenecks
Responsibilities
- Design and implement scalable backend infrastructure
- Develop APIs that handle massive concurrent user loads
- Optimize database queries and caching strategies
- Develop and maintain cron jobs
- Integrate and manage message queues
- Implement observability including logging and tracing
- Containerize services and maintain Docker configurations
- Maintain CI/CD pipelines and release processes
- Troubleshoot and resolve complex performance issues
- Synchronize blockchain data with backend services
Benefits
- Compensation in crypto (USDT on Ethereum)
- 100% remote work
- Team token allocation
- Flexible working hours with some overlap around UTC+1
- Growth opportunities
- Opportunity to make an impact
Hiring Process
Send your CV through email.
