Hire Freelance
Fintech Rust Developers in Spain
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Built through years working with teams and engineers in the Rust ecosystem.
We specialize in systems programming, database internals, and performance-critical infrastructure.
Focused, relevant introductions from a curated network.
Available Developers
Senior Software Engineer
Designed and implemented distributed systems for high-availability services using Rust and Python. Led teams in developing blockchain-based applications with a focus on smart contract security.
- Optimized SQL databases for performance and scalability
- Authored technical documentation for complex system architectures
- Contributed to open-source distributed ledger projects
Staff Backend Engineer
Architected backend systems using Rust and Node.js, focusing on scalable cloud infrastructure with AWS. Developed containerized applications using Docker Swarm, ensuring robust CI/CD integration.
- Implemented event-driven architectures with AWS Lambda
- Optimized network communication protocols for high availability
- Built distributed logging systems for microservices
Senior Rust Fintech Engineer
- 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
CTO / Technical Lead
Led the development of a cross-platform graphics engine using C++ and Rust. Pioneered low-level performance enhancements in embedded systems with assembly code.
- Designed real-time rendering pipelines
- Optimized compilers for embedded applications
- Implemented custom memory management techniques
Team Lead - Backend
Designed backend systems using Rust and Go for high-performance applications. Managed data persistence with PostgreSQL and caching strategies using Redis.
- Integrated NestJS for modular server-side applications
- Developed API gateways for microservice communication
- Optimized Node.js applications for concurrency
Senior Backend / Systems Engineer
Engineered a distributed ledger technology platform using Rust for secure transactions. Developed low-latency network protocols in C for high-frequency trading platforms.
- Optimized Python scripts for data analytics
- Built a custom memory management system in C++
- Implemented concurrency models for scalable applications
Software Engineer
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
Full-stack Rust Engineer
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
Cloud Engineer Consultant
Consulted on cloud infrastructure with Kubernetes and OpenShift for large enterprises. Automated deployment processes using Terraform and Ansible.
- Developed cloud-native applications in Go
- Enhanced security with advanced Python scripting
- Optimized resource allocation in cloud environments
Senior Software Engineer
Designed a scalable event-driven architecture using Go and Rust for a logistics platform. Built a Python-based ETL pipeline for data transformation.
- Developed SQL queries for complex data aggregation
- Implemented a TypeScript-based notification system
- Optimized JavaScript applications for front-end performance
Spark Performance Engineer - Data Engineer
Optimized Apache Spark jobs for large-scale data processing using Scala and PySpark. Enhanced data fusion processes with Rust for improved performance and reliability.
- Tuned Spark configurations for maximum throughput
- Developed Scala libraries for data transformation
- Implemented Rust-based plugins for data integration tasks
Systems Validation Engineer
Validated embedded systems software using SCPI and PyVISA for communication protocols. Developed test harnesses for STM32 microcontroller-based systems.
- Automated validation processes with Python scripts
- Configured hardware interfaces for improved testing
- Integrated Rust modules for enhanced performance
Rust Backend & Tooling Engineer
Developed command-line tools for processing and transforming large data sets using Rust. Implemented asynchronous network services leveraging Tokio for high concurrency and performance.
- Created custom parsers with nom for data validation
- Integrated CLI applications using clap for user interface
- Optimized serialization with serde for efficient data handling
Senior Blockchain & AI Engineer
Engineered blockchain solutions and smart contracts, focusing on EVM compatibility and efficiency using Rust and Solidity.
- Deployed AI models for predictive analytics
- Enhanced contract testing with Truffle
- Utilized Hardhat for blockchain development
Senior Software Engineer
Built comprehensive blockchain solutions using Rust and Solidity, focusing on smart contract security and efficiency.
- Developed Go services for distributed ledger technologies
- Enhanced JavaScript frameworks for crypto trading platforms
- Automated testing suites with Bash for blockchain validation