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Backend-focused full-stack developer with 4.5 years of experience building AI platforms, enterprise software, and high-load backend systems. Skilled in architecture, asynchronous services, real-time communication, message-driven design, and production-grade deployments. Open to remote work, with strong Linux and CI/CD experience. Has led a small engineering team, built secure on-prem solutions, and worked across frontend and backend while ensuring reliability, performance, and cost efficiency.…Backend-focused full-stack developer with 4.5 years of experience building AI platforms, enterprise software, and high-load backend systems. Skilled in architecture, asynchronous services, real-time communication, message-driven design, and production-grade deployments. Open to remote work, with strong Linux and CI/CD experience. Has led a small engineering team, built secure on-prem solutions, and worked across frontend and backend while ensuring reliability, performance, and cost efficiency.

Oleg Zamyatin

Back-End Developer, Full Stack Developer, AI Developer, +2

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Backend-focused full-stack developer with 4.5 years of experience building AI platforms, enterprise software, and high-load backend systems. Skilled in architecture, asynchronous services, real-time communication, message-driven design, and production-grade deployments. Open to remote work, with strong Linux and CI/CD experience. Has led a small engineering team, built secure on-prem solutions, and worked across frontend and backend while ensuring reliability, performance, and cost efficiency.…Backend-focused full-stack developer with 4.5 years of experience building AI platforms, enterprise software, and high-load backend systems. Skilled in architecture, asynchronous services, real-time communication, message-driven design, and production-grade deployments. Open to remote work, with strong Linux and CI/CD experience. Has led a small engineering team, built secure on-prem solutions, and worked across frontend and backend while ensuring reliability, performance, and cost efficiency.

Available to hire

Backend-focused full-stack developer with 4.5 years of experience building AI platforms, enterprise software, and high-load backend systems. Skilled in architecture, asynchronous services, real-time communication, message-driven design, and production-grade deployments.

Open to remote work, with strong Linux and CI/CD experience. Has led a small engineering team, built secure on-prem solutions, and worked across frontend and backend while ensuring reliability, performance, and cost efficiency.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

Russian

Fluent

English

Intermediate

Spanish; Castilian

Beginner

Work Experience

Lead Backend Developer at Secreton

December 1, 2024 - Present

Enterprise AI transcription platform for secure on-premise deployments. Rewrote a Flask backend into asynchronous FastAPI microservices using RabbitMQ. Built blue-green CI/CD pipelines enabling zero-downtime deployments in under two minutes. Implemented workload-based GPU provisioning and shutdown, reducing idle GPU costs. Built the Svelte and Astro frontend from scratch and integrated payment providers.

Team Lead / Full-Stack Developer at Marketplace Trading Center LLC

October 1, 2023 - May 1, 2026

Warehouse automation and marketplace operations software. Led a two-developer team and owned system architecture and technical planning. Built an Asterisk-based outbound calling platform handling ~12,000 calls per hour and reduced lead-generation costs by 45%. Developed a CRM with contract generation, invoicing, and counterparty risk scoring, cutting client document preparation from 30 minutes to 2 minutes. Automated warehouse workflows and marketplace integrations.

Freelance Full-Stack Developer

January 1, 2022 - December 31, 2023

Delivered business automation systems, Telegram bots, and a ClickHouse-based Twitch analytics platform. Developed Minecraft backends and plugins; worked on reverse engineering and embedded systems.