JOURNEY LOG

/// CAREER TRAJECTORY
2025
2025.01

Promoted to Software Engineer II at Trendyol

Took on expanded responsibilities in the Q&A domain. Optimized RAG-based applications for process efficiency. Focused on innovative solutions and performance improvements.

2024
2024.06

Graduated from Yildiz Technical University

Completed B.Sc. in Computer Engineering. Four years of systems programming, distributed computing, and algorithms.

2024.01

Built RAG application increasing conversion 3x at Trendyol

Developed retrieval-augmented generation application for the Q&A platform. Resulted in significant conversion rate improvements and became a key product feature.

2023
2023.11

Started a new position, Software Engineer I at Trendyol

Designed async CDC data flows with Kafka. Applied CQRS with multi-cluster strategies handling 1.2M RPM during campaigns. Replaced polling with SSE, reducing server load significantly.

2023.09

Junior Software Engineer at Dogus Technology

Designed multi-tenant microservices from scratch. Led PoC evaluations. Built authentication API with Kotlin and Spring Boot. Resolved critical production issues improving responsiveness by 20%.

2022
2022.09

Software Engineer Trainee at Dogus Technology

Migrated legacy monoliths to microservices architecture. Worked with Kotlin, Spring, PostgreSQL, MongoDB, Kafka, Elasticsearch, Jenkins, and Kubernetes. First year of professional systems engineering.

2022.07

Fullstack Engineer Intern at LC Waikiki

Developed full-stack application with Spring Boot and Angular. First exposure to CI/CD with Git, Docker, and GitHub Actions. Participated in Agile Scrum practices.

2020
2020.10

Started Computer Engineering at Yildiz Technical University

Began studies in computer engineering in Istanbul, Türkiye. Foundation in algorithms, distributed systems, and software architecture.