#Backend #DistributedSystems #Rust #Golang #Cloud #Blockchain
Now Available For Hire

**Ilshat**
Software Engineer | Backend & Distributed Systems

📍 Location: Barcelona, Spain
🗣 English: Full Professional
📅 Experience: 6+ years

Summary

Software Engineer with 6+ years of experience designing and operating scalable distributed systems and cloud infrastructure. Strong background in backend engineering across large-scale communication platforms, IoT systems, blockchain infrastructure, and simulation platforms. Proven track record in performance optimization, reliability engineering, and high-availability services supporting millions of users and devices in production environments.

Skills

* Languages: Rust, Go, C#, Python, Java
* Databases: PostgreSQL, Redis, DynamoDB, CosmosDB
* Cloud & Infrastructure: AWS, Azure, Docker, Kubernetes, Podman
* Messaging & Async: SQS, SNS, Queue-based architectures
* Distributed Systems: High-load services, fault tolerance, scalability
* Blockchain: Blockchain infrastructure, explorer platforms
* Practices: On-call, incident response, SLAs, performance tuning

Previous Experience

Rust Software Engineer – Blockchain Infrastructure / PaaS (Aug 2025 – Present)

* Designed and launched a recurring billing payments service, increasing subscription revenue by 18%.
* Implemented a plugin framework for a blockchain explorer platform, improving customer satisfaction metrics by 23%.

Software Development Engineer – IoT & Consumer Devices Platforms (Dec 2024 – Aug 2025)

* Redesigned IoT device setup flows and backend services, reducing setup time by 30%.
* Improved system reliability and reduced setup-related customer complaints by 25%.
* Supported global deployments across more than 10M connected devices.

Software Engineer – Large-Scale Real-Time Communications (Feb 2022 – Dec 2024)

* Reduced message delivery latency by 35% and increased throughput by 50% for meetings with up to 50,000 participants.
* Designed batched fan-out mechanisms for high-throughput messaging systems.
* Built and operated GDPR data export services across 30+ regions with 99.99% reliability.
* Led 24/7 on-call rotations, reduced alert noise by 30%, and maintained >99.9% SLAs.

Software Engineer – Autonomous Vehicle Simulation Platforms (Jan 2021 – Feb 2022)

* Re-architected simulation platform for parallel execution, supporting up to 50 concurrent simulations.
* Doubled overall throughput and accelerated testing and validation cycles.
* Optimized cloud infrastructure usage, reducing operational costs by 40%.

Software Engineer – High-Performance Transport Simulation Systems (Sep 2020 – May 2021)

* Designed and implemented gRPC / Protocol Buffers communication between simulator instances and clients.
* Achieved sub-50ms average RTT across 50+ concurrent instances.
* Reduced testing time by 20% and development costs by approximately 25%.

📬 For inquiries: @mikevolkov