$4,000/month (net) + bonuses
#Backend #Ruby #Crypto #TON #Blockchain #Remote
Company:
CryptoBank TON — a crypto banking platform built on the TON ecosystem. The project focuses on financial automation, DeFi solutions, and deep blockchain integration, building high-load systems for secure and fast crypto banking.
✦ Job Description:
We’re looking for a Senior Backend Ruby Developer to build and scale the backend of a crypto banking product. You’ll work on high-load systems, TON blockchain integrations, and core financial infrastructure in a fast-growing Web3 project.
Key Responsibilities:
– Develop and maintain backend services in Ruby for crypto banking.
– Integrate with the TON ecosystem, Prisma ORM, and Neon (PostgreSQL).
– Optimize performance and ensure system reliability.
– Work with APIs using Hono and Vite.
– Design backend architecture, participate in code reviews, and collaborate with the team.
✦ Qualifications:
– 5+ years of experience with Ruby (senior level).
– Experience building and optimizing high-load systems.
– Strong understanding of algorithms, data structures, and fintech security.
– Hands-on experience with blockchain integrations.
✦ Preferred Qualifications:
– Knowledge of DeFi and TON smart contracts.
– Experience with JavaScript / TypeScript for frontend or integrations.
Location: Remote (any location)
Contact: @leo_lomaev
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