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yeldos155

Yeldos S

@yeldos155

Dotnet Developer, REST APIs, Telegram Bots, AI Chatbots

Kazakhstan
Kazakh, Russian, English
About me
.NET / PostgreSQL backend developer with 5 years of commercial experience. I build REST APIs on ASP.NET Core, WhatsApp and Telegram bots, n8n automations, and Supabase databases with RLS. I also fix apps built with Lovable, Bolt or Cursor. Clean code, clear communication, on-time delivery. Message me with your task and I'll reply quickly.... Read more

Skills

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yeldos155
Yeldos S
Offline • 

See my services

Rule Based Chatbots
I will build a whatsapp or telegram bot for your business
From$25 / projectMore details
AI Integrations
I will automate your business workflows with n8n, make or custom code
From$90 / projectMore details

Portfolio

Work experience

PBSOFT

.NET Developer

PBSOFT • Full-time

May 2021 - Mar 2026 • 4 yrs 10 mos

Backend development and support of server applications on C# / .NET for business clients. - Built REST APIs on ASP.NET Core (Web API) with Swagger documentation - Data access with Entity Framework Core and LINQ, raw SQL where performance matters - Designed and optimized PostgreSQL / MS SQL Server schemas and queries - Redis caching for frequently requested data - Integrations with external APIs and systems (SOAP, Apache Kafka) - Async processing (async/await) for long-running operations - Unit tests with xUnit, code review, clean code standards - Mentored interns; estimated tasks and worked directly with clients on requirements and demos