Армен 

Armen Sarkisian
Full-Stack .NET Developer

Living place: Ukraine, Drohobych

Date of birth: 18.06.1994

Email: [відкрити контакти](див. вище в блоці «контактна інформація»)

Telegram: t.me/naisikras

LinkedIn: [відкрити контакти](див. вище в блоці «контактна інформація»)

Github: github.com/armen-sarkisian

Summary

.NET Developer with 2+ years of hands-on experience building RESTful APIs and

integrating with external systems. Experienced in financial workflows, messaging

systems, and database optimization. Skilled in ASP.NET Core (primarily Web API,

with previous experience in ASP.NET MVC), MS SQL, RabbitMQ, and backend

integrations with Telegram Bot API, Microsoft Graph API, LiveAgent, CheckBox API

and OpenAI API. On the frontend, worked with React and modern JavaScript (ES6+).

Technical Skills
Backend
 C#, ASP.NET Core (WebAPI/MVC)
 RESTful API
 Entity Framework Core
 MS SQL, PostgreSQL
 Quartz.NET
 JWT Authentication
  Dependency Injection
 LINQ
 Redis
 RabbitMQ (MassTransit)
 Design Patterns

Database & Performance
 SQL query optimization
 Index design and tuning
 Stored procedure optimization

Observability & DevOps
 Docker
 Grafana
 Azure
 Prometheus (metrics integration: latency, error rate)
 Logging and error handling

Integrations experience
 Microsoft Graph API (mail monitoring, transport rules)
 Telegram Bot API
 LiveAgent (ticket creation, support workflows)
 OpenAI GPT API (AI-based integrations)

Frontend
 React, JavaScript ES6, HTML, CSS

Other
 Git
 NGrok
 Postman
Experience
Backend .NET Developer — FunExtreme Technology LLC (747ph.live
project)
May 2025 – Apr 2026

 Developed backend for a payment aggregator platform (online casino
domain): deposits, withdrawals, balance tracking
 Built message-driven workflows using MassTransit and RabbitMQ
(asynchronous processing)
 Implemented retry policies and handled failed messages using dead-letter
queues
 Worked with financial transaction flows and basic consistency handling
 Optimized EF Core usage: reduced N+1 queries, improved query structure
 Improved database performance: added indexes based on slow queries,
optimized stored procedures and joins
 Added system observability: integrated Prometheus metrics (latency, error
rate), built dashboards in Grafana
 Used Docker for local environment setup (API, database, message broker)
 Improved logging and error tracking for backend operations
 Integrated OpenAI GPT API for AI-driven features (request handling,
response generation)

Backend .NET Developer — RocketUp (Timewise.com.ua project)
Feb 2025 – Apr 2025

 Developed backend services using ASP.NET Core
 Integrated Microsoft Graph API and Exchange Online
 Implemented email monitoring and transport rule management
 Worked with Microsoft Entra ID (Azure AD)

Backend .NET Developer — JobPlnr
Sep 2024 – Dec 2024

 Developed frontend features using React
 Fixed bugs and implemented UI changes based on requirements
  Gained experience working in a production environment

Full-stack ASP.NET MVC Developer — SunRose
Oct 2021 – Jul 2023

 Maintained and extended legacy ASP.NET MVC application
 Implemented PayPal payment integration
 Developed REST API integration to CheckBox.ua
 Prepared and deployed releases

Education
National Metallurgical Academy of Ukraine (Dnipro)

 Material Science and Metal Processing
 Graduated: 2016

Languages
 Ukrainian — Native
 Russian — Fluent
 English — Intermediate
 German — Basic
 Armenian — Basic

Notes
 Focused on backend engineering and system reliability
 Interested in building scalable systems and SaaS products
 Continuously improving knowledge of distributed systems and performance
optimization