I will build fast rust backend services and apis

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fedeparma
Federico P

About this gig

I build fast and reliable Rust backends, with any kind of API you need: REST, WebSocket, JSON-RPC or gRPC.


I have been working with Rust for more than four years. As the lead backend engineer at Hydranet, a cross-chain wallet and DEX now live in production, I designed and built most of the backend: APIs, real-time services, payment logic and data storage, all deployed on Kubernetes.


What I can do for you:

- APIs and services with Axum and tonic, also gRPC-Web for browser clients

- Real-time updates over WebSocket or gRPC streams

- Async, concurrent and multithreaded code on Tokio

- PostgreSQL and SQLite databases, migrations and data models

- Authentication, background jobs and third-party API integrations

- Payment and financial logic, where every operation must be correct and idempotent

- Docker, CI/CD and monitoring

- Code review, bug fixing and performance improvements on existing Rust code


What you get:

- Clean, documented source code

- Tests for the important parts

- Clear communication in English or Italian, with regular updates


Not sure which package fits your project? Send me a message before ordering and we can define the scope together.

Get to know Federico P

Federico P

Lead Backend Engineer

  • FromItaly
  • Member sinceOct 2026
  • Languages

    English, Italian, Ukrainian
I am a backend software engineer specializing in Rust, distributed systems, and P2P protocols. I design and build performance-critical backends ranging from EVM payment-channel protocols to embedded firmware. I care about building robust, concurrent code and enjoy the full engineering lifecycle from research to implementation.