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fentezi

Mykola Siroukh

@fentezi

Golang Backend Developer

Ukraine
English, Russian, Ukrainian
About me
Golang Developer with 3+ years of experience building robust and scalable backend systems — microservices, APIs, and real-time applications. Key skills: • Golang (Gin, Echo), REST, GraphQL, WebSockets, gRPC • PostgreSQL, MySQL, Redis, MongoDB • Docker, AWS, CI/CD, Git, AWS I focus on clean architecture, performance under load, and building systems that solve real business problems. Let’s build something reliable together.... Read more

Skills

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fentezi
Mykola Siroukh
Offline • 
Average response time: 1 hour

See my services

API & Integrations
I will build a golang rest API backend
From$10 / projectMore details
Rule Based Chatbots
I will develop a telegram bot in golang
From$10 / projectMore details

Portfolio

Work experience

Beehive_Logic

Golang Developer

Beehive Logic • Part-time

May 2025 - Present • 1 yr 4 mos

Currently working as a Golang Backend Developer on a wide range of tasks — from monolith applications to microservices architecture. Main responsibilities include: • Developing and maintaining backend services and APIs • Building MCP servers • Fixing bugs and adding new features to existing systems • Developing and improving various data parsers and integration tools • Working with both monolithic and microservice-based solutions Focus on writing clean, reliable, and production-ready code while solving real business problems.

Self-Employed_/ Freelancer

Golang Developer

Self-Employed / Freelancer • Self-employed

Feb 2023 - Present • 3 yrs 7 mos

Golang developer specializing in backend systems, data pipelines, and API integrations. Key projects: • Built a real-time freight data monitoring and integration system. Continuously scraped cargo listings, filtered duplicates, sent instant Telegram alerts, and automatically pushed data into Lardi-Trans platform via custom API client. • Developed a YouTube analytics backend service. Collected performance data via YouTube Data API, stored it in a database, and provided tracking with time-range filters and channel management. • Created a reusable Go client library for Lardi-Trans API with authentication, request handling, and error management. Tech stack: Golang, REST APIs, Web Scraping, PostgreSQL/MySQL, Telegram API, Docker. Focused on clean, reliable, and production-ready solutions.