Valerii Tetevin

Senior Golang Backend Engineer / Team Lead

Valeriy Tetevin

About

Software developer with 12+ years in IT, 7+ of which focused on Go. Working in small product teams where autonomy and business context understanding are key. Team Lead experience: managing a team of up to 4, designing microservice architecture from scratch.

Technologies

Go PostgreSQL MongoDB ClickHouse gRPC Docker Kubernetes Kafka Redis Python XRay Core Telegram API AWS EKS

Experience

Cielo Finance
Backend Developer · 2023 — Present

Blockchain parsers, TWAP, Telegram notifications, Python → Go migration

RedShield VPN
Golang Developer (part-time) · 2024 — 2026

XRay Core fork, proxy server, traffic limiting

Vizor Interactive
Team Lead · 2018 — 2021

Microservices from scratch in Go, gRPC, matchmaking, quest system

Aviasales / Bela Supernova
Go Backend Developer · 2022 — 2023

PostgreSQL, MongoDB, Kubernetes, AQL query language implementation

Recent Posts
iPad Pro 13 with Magic Keyboard

iPad as a Developer Tool

How I turned an iPad Pro 13 into a development workstation using a home server, SSH, and VS Code

April 12, 2026 · Valerii Tetevin