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Fintech Rust Developers in Spain
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
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
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
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
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
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 Rust Developer
Architected a distributed ledger system using Rust, achieving consensus across decentralized nodes. Led the development of a high-throughput event-driven system with Tokio for financial services.
- Designed a scalable microservices architecture in Rust
- Integrated SQL databases for real-time analytics
- Built a robust WebSocket server for live data feeds
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
Senior Software Engineer
Specialized in designing distributed and asynchronous systems for blockchain protocol integrations. Developed scalable microservices with Go and Rust.
- Optimized blockchain consensus algorithms for speed
- Integrated third-party APIs into distributed networks
- Enhanced fault tolerance in distributed environments
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 Developer
Develops cloud-gaming infrastructure using C++ and Rust, with multithreaded asynchronous components for low-latency audio, video, and interactive input. Implemented Tokio-based real-time streaming services, Windows input drivers, FFmpeg hardware encoding, and profiling workflows spanning application, network, and operating-system behavior.
- Wireshark-based network performance diagnosis
- Windows and Linux internals debugging
- Disassembler-assisted reverse engineering
- Encoder parameter tuning against latency budgets
Senior Lead Engineer
Leads hardware and firmware platforms spanning holographic AR/VR, neural implants, industrial devices, and high-end x64 systems. Technical work includes graphene-based implant electronics, ASIC-facing development, clean-room fabrication, ACF/COF assembly, DDR4 platforms, and design-for-manufacture in medical applications.
- High-speed electronics architecture
- Power electronics and circuit design
- Design-for-test implementation
- FMEA-driven product risk analysis
Digital Twin Engineer
Develops an end-to-end satellite digital twin and operations simulator, owning requirements, implementation, and repository-level technical governance. Applies model-based systems engineering to deterministic embedded and flight-software behavior under aerospace verification constraints.
- AOCS operations-model integration
- Software Requirements Specification authorship
- C and C++ embedded simulation components
- Rust-based systems tooling
Java Programming Analyst
Developed distributed backend components for intelligent transport and traffic-management systems using Go and Java, with emphasis on scalable microservices and database query optimization. Delivered logistics applications, concurrent services, and security-conscious production code across PostgreSQL, Oracle, MongoDB, Docker, and Kubernetes environments.
- Spring Boot enterprise service development
- GitHub Actions and Jenkins pipelines
- Ethical hacking and vulnerability assessment
- RESTful clean-architecture implementations
Lead Software Engineer
Led the development of distributed systems using Rust and Go for scalable cloud services. Designed high-throughput data processing solutions in C++.
- Architected Java microservices for enterprise applications
- Implemented Kotlin-based solutions for backend services
- Enhanced system reliability with fault-tolerant design