Ayrat S.

Senior Backend Developer | C++ - Java - Python - Go - AWS | Software Architect Senior Backend Developer and Software Architect with 20+ years of experience building reliable server-side systems, APIs, and data-processing platforms. Combines hands-on engineering with requirements analysis, system design, and ownership from concept through delivery. Proven Upwork track record: 16,777+ hours delivered, 100% Job Success, and Top Rated status, supported by long-term client relationships. Core expertise includes: - Backend development: C++, Python, async/asyncio, Java, Go, REST APIs, microservices, HPC, and concurrent processing. - Data engineering: ETL pipelines, Apache Spark, large-scale data processing, and database design. - Cloud infrastructure: AWS, Terraform/Terragrunt, and CI/CD. - Software architecture: Requirements analysis, system design, prototyping, and development of complex business applications. - Industrial systems: simulation engines, SCADA, and OPC integrations. A strong mathematics and physics background supports analytical problem-solving and sound technical decisions. Comfortable taking ownership of complex projects, collaborating with distributed teams, and supporting systems over the long term. Remote-first since 2012 Available for backend development, software architecture, data engineering, and ongoing technical collaboration.