Oleg Chernov

Senior Go Backend Engineer · High-load Systems · Cyber-intelligence · Gaming

Buenos Aires, Argentina · GMT-3

phone: +54 911 5515 7049

email: chernovbaires@gmail.com

telegram: @ChernovOleg

linkedin: https://www.linkedin.com/in/olegchernov/

Full-time product role · Remote · GMT-3

Professional Summary

Go backend engineer with 5+ years of commercial experience building production systems across media, payments, telemetry, anti-fraud, and real-time gaming. Comfortable picking up unfamiliar domains quickly, untangling legacy code, and shipping services that remain maintainable long-term. Track record of joining projects mid-flight and getting them to a working, releasable state. Looking for a full-time product role where engineering discipline and long-term product ownership matter.

Technical Skills

Go backend:

Go gRPC gRPC-Web REST WebSockets Microservices Event-driven architecture DDD Clean Architecture Concurrency patterns Design patterns High-load systems

Go frameworks:

Gorilla Gin Echo Beego

Data & messaging:

PostgreSQL GraphQL MongoDB Redis NATS Apache Kafka RabbitMQ ClickHouse Memcached Tarantool Aerospike DynamoDB BoltDB Elasticsearch Logstash Kibana

DevOps & tooling:

Docker Docker Compose Nginx Apache2 GitHub Actions CI/CD Prometheus Grafana Linux Git Git flow GitHub GitLab Jenkins CircleCI Bitbucket Kubernetes Helm Terraform

API:

Swagger / OpenAPI

Other:

Rust WebAssembly (WASM) TypeScript Next.js COM integration Windows/Linux/macOS system APIs Telemetry pipelines Anti-fraud data

Process:

Agile Scrum Kanban Waterfall

Professional Experience

Qfootball

Senior Go Backend Engineer · Remote, 1 year 3 months · 11.2024 — 01.2026

Editorial platform and content factory for a football media product.

Go GraphQL PostgreSQL Next.js External APIs AI integration
  • Built the full backend in Go with a GraphQL API and PostgreSQL persistence; delivered the admin UI in Next.js.
  • Implemented the end-to-end editorial pipeline: content creation, translation, AI-assisted publishing, and distribution.
  • Integrated multiple external data providers for matches, players, leagues, news, and video; adapted the integration twice after upstream API changes.
  • Extracted the AI-assisted publishing workflow into a standalone service for independent scaling.

NDA Project — Digital Content Platform

Senior Go Backend Engineer · Remote, 9 months · 03.2024 — 11.2024

Full commerce stack for a high-traffic digital content creator.

Go PostgreSQL Telegram API Stripe Telegram Stars
  • Built the Telegram bot storefront, Go backend, and internal support dashboard from scratch.
  • Owned the full payment flow across Telegram Stars and Stripe, formalising business logic in parallel with development.
  • Delivered the product on schedule; it generated about USD 20,000 in revenue within the first week.

BI.ZONE

Senior Go Backend Engineer · Remote, 1 year 8 months · 06.2022 — 01.2024

Corporate cybersecurity product: cross-platform telemetry agent for enterprise and government clients.

Go gRPC Apache Kafka Windows/Linux/macOS system APIs
  • Developed a cross-platform telemetry collection agent for Windows, Linux, and macOS.
  • Built and maintained a concurrent task dispatcher with type-based routing, multiple execution strategies, and a worker-pool model.
  • Cleared around 80% of accumulated backlog by systematically resolving deferred and urgent product tasks.
  • Diagnosed and fixed flaky test failures caused by non-deterministic task ordering with minimal architectural changes.

Gemini Advisory

Senior Go Backend Engineer · Remote, 1 year 2 months · 04.2021 — 06.2022

Anti-fraud and cyber-intelligence platform: darknet data collection for financial security.

Go gRPC Apache Kafka Web scraping Anti-bot evasion
  • Built parsers and internal services to collect and normalise data from .onion forums and other darknet sources.
  • Adapted parser architecture per source and maintained reliability against unstable, Cloudflare-protected targets.
  • Reached 2nd place in individual output among 10 engineers within the first 3 months.
  • Improved shared infrastructure and wrote tooling that shortened new developer onboarding.

NexMed

Go Backend Engineer · Remote, 1 year · 04.2020 — 04.2021

Lab medicine startup: reliable data delivery from analyzers to a medical information system.

Go MongoDB COM integration Windows XP Medical device interfaces
  • Built a data collection and aggregation platform integrating 8 types of laboratory analyzers.
  • Developed a Windows XP background app for COM-port-based analyzer integration with autonomous startup and server sync.
  • Implemented a central Go + MongoDB server, admin web UI, license key system, and basic transport encryption.

Entrepreneurial Project

TusslePuffs

Lead Engineer · Remote · 2025 — present

Multiplayer real-time browser game: engineering testbed for network architecture and client prediction.

Go gRPC gRPC-Web Rust WASM rapier3d Three.js

Demo: https://tusslepuffs.chernovteam.dev/

  • Built a Go backend with gRPC, a browser client on Three.js via gRPC-Web, and physics plus client prediction in Rust/WASM using rapier3d.
  • Focused on client-side prediction and state reconciliation for responsive gameplay under variable latency.
  • Use the project as a live testbed for AI-assisted development and architectural iteration.

Education

Incomplete higher education — Applied Informatics in Economics, 2003.

Languages & Availability

English B2 — Advanced; Russian — Native; Spanish A2 — Basic.