SwissBorg · Trading Infrastructure
Software Engineer | Propr.xyz
RemoteSoftwareSeniorRemote eligibility not specifiedFinTechInfrastructurePayments
Our Take
Build on-chain trading infrastructure for global prop firms at Propr.xyz.
What you’ll do
- Leverage blockchain for prop firms
- Enable perpetual futures trading
- Deploy technologies to large firms
- Enhance prop firm efficiency
What they’re looking for
- 5+ years production backend experience
- TypeScript or strongly typed language
- Trading systems or financial infrastructure experience
- Distributed systems and transaction knowledge
- NestJS or equivalent Node.js framework
- SQL and production ORM (TypeORM preferred)
Skills & Focus Areas
- TypeScript
- NestJS
- Node.js
- SQL
- TypeORM
- React
- Next.js
- AWS
As posted by SwissBorg
Propr.xyz is building a new Operating System for prop firms, helping them leverage blockchain technology to make them more efficient. We enable prop firms to leverage perpetual futures on Hyperliquid, prediction markets, and spot assets. We are actively deploying our technologies to the largest prop firms in the world. The pace is intense, but the journey is exciting. We only hire A-players. You need to be exceptional.
Responsibilities
Requirements
- 5+ years production backend experience.
- Strong TypeScript or other strongly typed language background.
- Experience with trading systems, financial infrastructure, or exchange adjacent domains.
- Distributed system and transaction knowledge.
- Modern Node.js backend framework (NestJS preferred; Spring / FastAPI / similar acceptable).
- SQL and a production ORM (preferably TypeORM).
- Arbitrary precision decimal arithmetic in financial contexts.
- Integration first testing discipline.
- Able to ship React / Next.js features to completion.
Bonus
- Event sourcing experience.
- Crypto exchange experience.
- Direct experience with major exchange APIs (REST + WebSocket).
- AWS (ECS, Aurora, ElastiCache etc.), Terraform.
- Monorepo tooling (Turborepo, Nx).
- KYC / compliance workflows.
- Crypto native.
How to apply
We ask candidates to submit their application via a POST request to our API. This helps us identify candidates who read job descriptions carefully and have basic technical skills.
POST https://propr.xyz/api/hiring/apply Request body: { "roleSlug": "software-engineer", "name": "Your Name", "email": "your@email.com", "link": "https://github.com/yourprofile", "coverNote": "Why Propr?", "exceptionalNote": "What makes you exceptional?", "telegramHandle": "@yourhandle", "appUid": "optional-trading-terminal-uid" }