About

Atakan Gül. Cloud and edge work at Siemens. Based in Istanbul.

Focus

Cloud (AWS, Azure, GCP), Kubernetes, Terraform, observability, CI/CD, data pipelines, developer tooling.

Mar 2025 — Present

SiemensIstanbul

Cut AWS Glue ETL runtime from 3 hrs to 7 min via watermark-based incremental processing — about $6K/year saved.
Memory-profiled Python analytics pipelines, cut consumption 40%, eliminated cluster OOM crashes.
Deployed Loki for centralized log aggregation across distributed systems.
Integrated Wiz security platform into CI/CD for container scanning and Terraform validation.
Contributed to sensor data pipelines feeding Drivetrain Analyzer Cloud for predictive maintenance.

Oct 2024 — Mar 2025

Orion InnovationIstanbul

Contributed to a Flutter → React migration; rebuilt the real-time network traffic visualization dashboard.
Refactored a legacy FastAPI backend into a clean modular structure.
Researched and evaluated open-source PII data masking solutions for production compliance.

Aug 2024 — Oct 2024

NevotekIstanbul

Implemented blue-green deployment with Azure Web Apps slots for zero-downtime releases.
Built reusable Terraform modules for consistent multi-cloud infrastructure deployment.
Built a cloud-agnostic CI/CD pipeline using Jenkins and Helm charts.
Optimized Docker images with multi-stage builds; integrated Trivy vulnerability scanning.

Jan 2023 — Jan 2024

SummarifyIstanbul

Built RAG pipelines using FAISS vector databases and LangChain for document Q&A.
Reduced report generation time from 60 min to 5 min with Python/Flask + LLM automation.
Built RESTful APIs processing 50GB+ of social media data for sentiment analysis.
Migrated 100GB of data from AWS S3 to Azure Blob Storage using a staged transfer approach.

B.Sc. Computer Engineering
Istanbul Bilgi University · 2022 — 2026 · Full scholarship · Top 0.3% nationally