Software Engineer - Stellar
Rain helps users buy, sell, and swap cryptocurrencies with regulated custody, bank-grade security, and 24/7 support across web and mobile.
Funding history
Projects
About Rain
Rain is a centralized crypto platform for retail and business users to buy, sell, and swap digital assets. The platform is licensed by the Central Bank of Bahrain and ADGM’s FSRA, offers cold storage custody, and provides bilingual 24/7 human support. Users can manage portfolios, use advanced trading with charts and order types, and access an OTC desk for large orders. The service includes clear fees, verification, and mobile apps.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You will design, build, and maintain Soroban smart contracts on Stellar and the backend services that integrate with them. You will scale on-chain infrastructure to handle high transaction volumes, continuous on-chain data ingestion, and real-time processing. You will drive architectural decisions, help shape the product roadmap, and ship new capabilities iteratively.
Requirements
- Deep expertise in the Stellar ecosystem including Soroban programming model and tooling
- Strong proficiency in Rust
- Solid understanding of smart contract security patterns and common vulnerability classes
- Experience with Node.js and backend systems
- 2–10+ years of engineering experience
- Fintech experience (nice to have)
- Familiarity with Stellar classic operations (nice to have)
Responsibilities
- Own and evolve Soroban smart contracts end-to-end
- Build robust scalable backend services that interact with Stellar EVM and Solana networks
- Scale on-chain infrastructure to support high transaction volumes and real-time data ingestion
- Shape technical and product roadmap
- Drive architectural decisions
- Ship new capabilities quickly and iteratively
Benefits
- Unlimited time off (minimum 10 days required)
- Flexible working and home office stipend
- Comprehensive health dental and vision plans for US employees
- 100% company subsidized life insurance
- 401(k) with 4% company match
- Equity option plan
- Company issued testing card
- Eligible health and wellness spending using company card
- Team summits and off-site retreats