# Senior Software Engineer, Backend (Money Movement)
**Company:** [Phantom](https://hotfix.jobs/companies/phantom)
**Location:** Remote
**Skills:** Node.js, Nestjs, REST APIs, Kubernetes, AWS, Solana, Event-Driven Design, Distributed Systems, Blockchain Integration, CI/CD
**Posted:** 2025-10-30
> Designs, maintains, and scales backend services and APIs connecting Phantom Cash to blockchains like Solana. Requires expertise in Node.js/NestJS, REST APIs, distributed systems, and crypto protocols with a pragmatic, user-focused mindset.
## Job Description
## Responsibilities
- Design, maintain, and evolve backend services and APIs that connect Phantom Cash to blockchains.
- Balance reliability, quality, and speed in client-server architecture and blockchain protocols.
- Communicate clearly across teams, document rigorously, and mentor to elevate engineering standards.

## Qualifications
- Bachelor's degree in Computer Science or related technical field or equivalent practical experience.
- Pragmatic engineering mindset focused on results and user impact.
- Proactive and outcome-oriented: anticipates problems and pushes features to completion.
- Strong communicator and pragmatic problem solver.
- Node.js / NestJS at scale; event-driven design (queues, retries, idempotency).
- REST API architecture: versioning, pagination, error models, authentication, rate-limiting.
- Full-stack awareness: understands trade-offs of state management and latency budgets.
- Distributed-systems fundamentals: concurrency, ordering, retries, data consistency.

## Nice to Have
- Kubernetes + AWS ops; CI/CD; observability; on-call ownership.
- Deep interest in crypto: keeps up with ecosystem changes, wallets, protocols, and security norms.
- Previous hands-on experience in crypto or fintech.
- Smart-contract and protocol understanding: knows how on-chain programs interact with off-chain services.
- Blockchain integration experience — Solana preferred, EVM acceptable.
- Has shipped high-quality products in mature, high-bar engineering organizations.

## Benefits
- Competitive salary and equity.
- Comprehensive insurance (medical/dental/vision) — 100% covered.
- Stipend for remote set-up.
- Flexible hours and supportive remote environment.
- Unlimited vacation.
- 401(k) retirement plan.
- Monthly wellness benefit.
- Weekly meal benefit.
- Global off-sites.
**Apply:** https://hotfix.jobs/jobs/senior-software-engineer-backend-money-movement-at-phantom-8afb425b-fe94-4b6b-8b26-f8dde0de4f58
**Canonical:** https://hotfix.jobs/jobs/senior-software-engineer-backend-money-movement-at-phantom-8afb425b-fe94-4b6b-8b26-f8dde0de4f58