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Blockchain & Web3 Rust Developers in Spain

Trusted by leading Rust companies
Coralogix
Cloudflare
1Password
Veeva Systems
ZF
Woven by Toyota
K2Space
General Dynamics Mission Systems
Freeform
SurrealDB
Ditto
Prisma
Polars
Keyrock
Kraken
Crypto.com
Delta
IOHK
RiscZero
Nomic
Paidy
Stockly
Coralogix
Cloudflare
1Password
Veeva Systems
ZF
Woven by Toyota
K2Space
General Dynamics Mission Systems
Freeform
SurrealDB
Ditto
Prisma
Polars
Keyrock
Kraken
Crypto.com
Delta
IOHK
RiscZero
Nomic
Paidy
Stockly
19+
Verified Candidates
11+
Avg. Years Experience
Top Skills
Rust Docker AWS Kubernetes
Deep Rust Network

Built through years working with teams and engineers in the Rust ecosystem.

Deep Technical Focus

We specialize in systems programming, database internals, and performance-critical infrastructure.

Signal Over Volume

Focused, relevant introductions from a curated network.

Available Developers

QZ-6486 Mid-level Recently added

Blockchain Backend Engineer

Spain
3 years
Remote
Employee / Freelancer

Specialized in developing scalable smart contract platforms using Hyperledger Besu. Contributed to the deployment of containerized blockchain solutions using Kubernetes and OpenShift. Engineered backend systems for decentralized applications with a focus on security and performance.

  • Implemented a custom consensus algorithm for private blockchains
  • Optimized transaction throughput for high-load blockchain networks
  • Developed cross-platform blockchain tooling with TypeScript
Rust JavaScript TypeScript Blockchain DeFi EVM
Interviewing now $110k-120k/yr
Enquire
EP-3061 Lead Recently added

Senior Software Engineer

Spain
13 years
Remote
Employee / Freelancer

Led development of blockchain infrastructures using Rust and Substrate, with a focus on debugging complex systems using GDB and LLDB. Extensive experience in systems programming with C and Python.

  • Architected blockchain solutions with Substrate
  • Advanced debugging with GDB and LLDB
  • Systems programming in C and Python
Rust Substrate C GDB LLDB Python
Interviewing now €80k-110k/yr
Enquire
#HIRED Senior Recently hired

Senior Blockchain Engineer

Spain
10 years
On-site
Employee
Experienced software engineer with strong background in distributed systems and cloud-native architecture. Proven track record delivering production systems at scale. Skilled in designing fault-tolerant services, optimising CI/CD pipelines, and mentoring junior developers across cross-functional teams.
  • Led migration of monolithic system to microservices architecture
  • Built high-throughput data pipeline processing 1M+ events per second
  • Designed and implemented real-time monitoring and alerting platform
Rust Substrate ink! Polkadot Solidity Docker TypeScript AWS
Hired Salary: $XXX,XXX
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EF-3896 Principal

Senior Rust / Backend Engineer

Spain
25 years
Remote
Employee / Freelancer

Specialized in backend systems using Rust and CosmWasm for blockchain applications. Integrated multiple programming languages to create robust, cross-functional solutions.

  • Specialized in Rust backend systems
  • Developed blockchain applications with CosmWasm
  • Integrated multi-language solutions
Rust Java Python C/C++ Go CosmWasm
Available in 2 weeks Salary on request
Enquire
WZ-8193 Senior

Full-stack Rust Engineer

Spain
6 years
Remote
Employee / Freelancer

Designed and implemented a full-stack application using Rust and Node.js, focusing on seamless API integrations. Optimized database interactions with PostgreSQL.

  • Utilized Java for backend service enhancements
  • Configured SQL queries for complex data retrieval
  • Deployed ArangoDB for graph-based data storage
Rust Node.js Java SQL PostgreSQL ArangoDB
Interviewing now €100k-150k/yr
Enquire
ES-3083 Principal

Senior Backend Engineer

Spain
20 years
Flexible
Employee / Freelancer

Pioneered backend solutions in Rust, specializing in concurrent processing and memory safety. Enhanced complex systems with C++ and Haskell, focusing on performance-critical components. Developed scalable architectures for high-load environments.

  • Pioneered Rust backend solutions
  • Enhanced systems with C++ and Haskell
  • Developed scalable architectures
Rust C++ Go Haskell Elixir Python
Interviewing now $80k-120k/yr
Enquire
SU-8979 Lead

Principal Backend Engineer

Spain
10 years
Remote
Employee / Freelancer

Led backend engineering teams to build microservices architecture with Rust and Kafka. Applied Domain-Driven Design (DDD) principles in complex system modeling.

  • Implemented SOLID principles in Ruby applications
  • Optimized event-driven systems for scalability
  • Configured CI/CD pipelines for microservices
Ruby Rust SOLID DDD Microservices Kafka
Available in 2 weeks €70k-100k/yr
Enquire
UV-9501 Lead

Lead Software Engineer

Spain
13 years
Remote
Employee / Freelancer

Architected a distributed ledger system using Rust and Scala for financial transactions. Enhanced SQL databases for handling large-scale data efficiently.

  • Implemented real-time data processing with Tokio.
  • Designed a fault-tolerant messaging system using Actix.
  • Optimized TypeScript codebases for frontend performance.
Rust Scala SQL TypeScript Tokio Actix
Available in 1 month Salary on request
Enquire
KT-5712 Mid-level

Sr. Backend Software Engineer

Spain
3 years
Flexible
Employee / Freelancer

Implemented a gRPC-based microservices architecture in Rust for a high-availability backend system. Developed a distributed caching solution using Redis, significantly improving data retrieval times. Designed a fault-tolerant database replication system with SQLite for edge computing applications.

  • Developed Python scripts for automated data migration
  • Created TypeScript interfaces for API integration
  • Optimized network protocols for reduced latency
Rust Python TypeScript gRPC SQLite Redis
Interviewing now Salary on request
Enquire
EH-4712 Junior

Research Engineer

Spain
3 years
Flexible
Employee / Freelancer

Engineered a low-level networking stack in Rust for a telecommunications application, focusing on efficient data packet handling and protocol compliance. Contributed to the design of a custom Linux module for enhanced hardware interaction.

  • Prototyped electronics interfacing with embedded systems
  • Conducted performance tuning on Linux kernels
  • Developed network simulation tools for protocol testing
Systems Programming Linux Electronics & Hardware Telecommunications Networking Rust
Available in 2 months €50k-60k/yr
Enquire
NX-6895 Senior

Technical Team Lead

Spain
8 years
Remote
Employee / Freelancer

Led the development of cross-platform applications using Rust and C++, focusing on performance and reliability. Built scalable backend systems with Zig for high-availability services.

  • Developed C# tools for enterprise-grade application deployment
  • Integrated TypeScript for dynamic frontend development
  • Optimized C algorithms for computational efficiency
Rust C C++ Zig C# Typescript
Available in 2 weeks €80k-120k/yr
Enquire
NL-3109 Senior

Head of Engineering / Team Lead

Spain
7 years
Remote
Employee / Freelancer

Led the development of high-concurrency systems using Rust and Tokio. Architected distributed applications with a focus on fault-tolerance and scalability.

  • Developed RESTful APIs using Node.js and NestJS
  • Optimized C++ codebases for performance-critical applications
  • Built real-time data pipelines using Go
Rust Tokio Go C++ Node.js NestJS
Interviewing now Salary on request
Enquire
EN-3142 Mid-level

Ingeniero Full Stack

Spain
5 years
Remote
Employee / Freelancer

Worked on functional programming projects using Haskell for robust software solutions. Developed scalable backend systems in Rust for data-intensive applications.

  • Implemented Scala-based services for distributed systems
  • Built TypeScript applications for web development
  • Integrated Java components for backend processing
Java TypeScript Rust Haskell Scala Python
Interviewing now Salary on request
Enquire
GB-1787 Lead

Software Engineer

Spain
19 years
Flexible
Employee / Freelancer

Led development of scalable microservices using Scala and Spring Boot. Built distributed systems leveraging Akka for high-throughput messaging. Known for expertise in designing resilient system architectures.

  • Led development of scalable microservices
  • Built distributed systems with Akka
  • Expert in resilient system architectures
Scala Java Rust Akka Microservices Event Sourcing
Interviewing now €80k-120k/yr
Enquire
NE-1336 Principal

Software Engineer

Spain
25 years
Remote
Employee / Freelancer

Built and scaled cloud-native applications leveraging Kubernetes and Rust. Developed real-time data processing pipelines for large-scale analytics.

  • Implemented machine learning models in Python
  • Architected microservices in Scala
  • Managed distributed systems with Java
Rust Python Java Scala JavaScript Kubernetes
Available in 1 month $180k-200k/yr
Enquire

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