Work History
Education
Skills
Timeline
Overview
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Seda Şerefoğlu

Seda Şerefoğlu

Bilgisayar Mühendisi
Istanbul,34

Work History

Senior Operations Specialist

Türk Telekom Aş
06.2023 - Current
  • Implemented, configured, and administered application performance monitoring (APM) solutions such as AppDynamics, Instana, and Glowroot to ensure end-to-end observability across distributed systems.
  • Led performance analysis, capacity planning, and incident management activities to maintain system reliability and optimize service availability.
  • Developed Python-based API integrations to automate monitoring processes and enhance operational efficiency.
  • Performed root cause analysis (RCA) for application and system-level issues, providing actionable insights and preventive solutions.
  • Acted as a bridge between development and operations teams, ensuring seamless communication and efficient incident resolution.
  • Prepared and presented technical monitoring and performance reports to management, highlighting key findings and improvement opportunities.

Software Engineer

Emko Elektronik AŞ
11.2015 - 05.2023
  • Developed end-to-end web-based monitoring and control systems for generator and sensor devices, enabling real-time data visualization and remote management for end users.
  • Collected real-time data from devices via the Modbus communication protocol and processed it using Java-based services, storing it in a MySQL database.
  • Improved database performance through query optimization, indexing, and table updates.
  • Retrieved data using PHP with MySQL queries and implemented AJAX-based dynamic updates on the web interface for seamless user interaction.
  • Built interactive dashboards using PHP, JavaScript, HTML, and CSS, displaying real-time device data and control functions.
  • Developed C# service to communicate with devices via Modbus, capturing real-time alarms on the devices and delivering them to end users through SMS and email using a dedicated web service.
  • Implemented real-time communication between devices and the web interface using XMPP protocol and WebSocket technology.
  • Participated in an R&D project integrating the MQTT communication protocol into the web interface to enable real-time data exchange over an ActiveMQ-based broker.
  • Developed solutions following Object-Oriented Programming (OOP) principles and service-oriented architecture, ensuring system maintainability, scalability, and reliability.

Education

Computer Engineering - Computer Engineering

Mustafa Kemal Üniversitesi
Hatay
04.2001 -

Skills

Programming & Scripting: Java, C#, PHP, Python, JavaScript, HTML/CSS, C Frameworks & Libraries: Spring, Spring Boot, Hibernate, Reactjs, AngularJS, Nodejs, Bootstrap Databases & Data Management: MySQL, Oracle, MongoDB, Redis, Couchbase Protocols & Messaging: Modbus, MQTT, XMPP, WebSocket, ActiveMQ Monitoring & DevOps Tools: AppDynamics, Instana, Glowroot, Kibana, Grafana, Dynatrace Concepts & Practices: OOP, SOA, Microservices, REST API Design, Service-Oriented Architecture, Real-Time Systems Other Skills: Web application development, dashboard design, backend service development, automated alerting systems, SLA reporting and automation, performance optimization

Timeline

Senior Operations Specialist

Türk Telekom Aş
06.2023 - Current

Software Engineer

Emko Elektronik AŞ
11.2015 - 05.2023

Computer Engineering - Computer Engineering

Mustafa Kemal Üniversitesi
04.2001 -

Overview

10
10
years of professional experience

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Seda ŞerefoğluBilgisayar Mühendisi