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Hi, I’m Ulaş Kılıçaslan, a software engineer based in Istanbul, Turkey. I have 4+ years of experience in Ruby on Rails and API integrations, delivering core application development and client-system integrations at Vispera, iyzico, and Goose Lab. I enjoy turning complex requirements into scalable, user-friendly solutions and I’m passionate about leveraging AI and cloud infrastructure to drive business value. I’m skilled at communicating technical concepts to diverse audiences, collaborating across teams, and driving innovation through CI/CD, infrastructure as code (Terraform), and cloud platforms (GCP/AWS).…Hi, I’m Ulaş Kılıçaslan, a software engineer based in Istanbul, Turkey. I have 4+ years of experience in Ruby on Rails and API integrations, delivering core application development and client-system integrations at Vispera, iyzico, and Goose Lab. I enjoy turning complex requirements into scalable, user-friendly solutions and I’m passionate about leveraging AI and cloud infrastructure to drive business value. I’m skilled at communicating technical concepts to diverse audiences, collaborating across teams, and driving innovation through CI/CD, infrastructure as code (Terraform), and cloud platforms (GCP/AWS).

Ulaş Kılıçaslan

Web Developer, Programmer, Developer, +2

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Hi, I’m Ulaş Kılıçaslan, a software engineer based in Istanbul, Turkey. I have 4+ years of experience in Ruby on Rails and API integrations, delivering core application development and client-system integrations at Vispera, iyzico, and Goose Lab. I enjoy turning complex requirements into scalable, user-friendly solutions and I’m passionate about leveraging AI and cloud infrastructure to drive business value. I’m skilled at communicating technical concepts to diverse audiences, collaborating across teams, and driving innovation through CI/CD, infrastructure as code (Terraform), and cloud platforms (GCP/AWS).…Hi, I’m Ulaş Kılıçaslan, a software engineer based in Istanbul, Turkey. I have 4+ years of experience in Ruby on Rails and API integrations, delivering core application development and client-system integrations at Vispera, iyzico, and Goose Lab. I enjoy turning complex requirements into scalable, user-friendly solutions and I’m passionate about leveraging AI and cloud infrastructure to drive business value. I’m skilled at communicating technical concepts to diverse audiences, collaborating across teams, and driving innovation through CI/CD, infrastructure as code (Terraform), and cloud platforms (GCP/AWS).

Available to hire

Hi, I’m Ulaş Kılıçaslan, a software engineer based in Istanbul, Turkey. I have 4+ years of experience in Ruby on Rails and API integrations, delivering core application development and client-system integrations at Vispera, iyzico, and Goose Lab. I enjoy turning complex requirements into scalable, user-friendly solutions and I’m passionate about leveraging AI and cloud infrastructure to drive business value.

I’m skilled at communicating technical concepts to diverse audiences, collaborating across teams, and driving innovation through CI/CD, infrastructure as code (Terraform), and cloud platforms (GCP/AWS).

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

Turkish

Fluent

English

Fluent

Work Experience

Software Developer at Goose Lab

May 1, 2025 - Present

Integrated a Ruby on Rails–based e-learning platform with Notion, enabling teachers to create, publish, and update exercises in real time with AI-powered features. Reviewed and optimized CI/CD pipelines, implementing trunk-based development practices. Contributed to the end-to-end development of a Rails-based RAG application leveraging Amazon Bedrock services. Reconfigured an existing GCP setup into Infrastructure as Code using Terraform, improving maintainability, scalability, and reproducibility of the environment.

Software Engineer at Vispera

June 1, 2022 - October 1, 2024

Developed and enhanced core Ruby on Rails applications, implementing API integrations with client systems. Authored comprehensive API documentation for client use, improving usability and understanding. Developed internal APIs for the Operations team, streamlining internal processes. Performed operational software tasks and collaborated across teams to ensure smooth integration processes. Integrated systems with SAP C4C and led the redesign of integration structures using the ELK stack, enhancing data processing and analysis capabilities.

Integration Specialist at iyzico

October 1, 2021 - May 1, 2022

Led API integration support for SMEs, enhancing client onboarding and satisfaction. Maintained and optimized integration clients across multiple languages (PHP, .NET, Node.js, Ruby). Developed comprehensive technical documentation and merchant guides to streamline integration processes. Collaborated with the sales team to communicate technical capabilities and solutions to potential clients. Demonstrated a proactive approach to enhancing system security and contributed to identifying potential security improvements.