Yıldırım Adıgüzel
Results-driven technology expert with 20+ years of experience in software delivery, digital transformation, and growth strategy. He brings hands-on expertise in modern technology stacks, big data, DevOps, cloud solutions, AI platforms, and scalable software architectures.
Skilled in Agile development, Test-Driven Development, and technology strategy, with a strong record of leading teams, modernizing platforms, optimizing processes, and aligning technology with business goals to accelerate growth and efficiency.
Professional Experience
Big Data Consultant
2021 – Present
- Implemented custom reporting integrations using Kafka, BigQuery, DBT, Snowflake, Trino, Athena, and Power BI.
- Built Shopify store clickstream analytics using Athena, S3, Lambda, and AWS EKS.
- Developed real-time streaming applications using Flink, Spark, Kafka Streams, Debezium, and Elastic Search.
- Implemented Segmentation AI Prompt API using Google Gemini, Vertex, Elastic Search, and Spring Boot.
CTO
2022 – 2023
- Led a team of 10+ developers in product development.
- Contributed to clickstream implementation using Scala, Kafka, Flink, and Google BigQuery.
- Designed and implemented solutions to address scalability challenges.
- Worked closely with the CPO to define and refine the product roadmap.
Big Data Consultant
2021 – 2022
- Implemented price prediction models using Databricks and Azure Synapse.
- Led Snowflake transformation with Snowpipe, DBT, and AWS S3 integration.
- Migrated codebase from R to Python for improved performance and scalability.
CTO
2018 – 2021
- Managed and mentored a team of 50+ software engineers.
- Led microservices transformation using Spring Boot, Kubernetes, and Nuxt.js.
- Transformed SQL-based architecture to NoSQL with Couchbase and Elasticsearch for performance optimization.
- Implemented modern big data technologies including Kafka, Flink, AWS S3, AWS Athena, and serverless EMR.
- Developed an image recognition system trained on 100K+ images to automate tagging and improve website UX.
- Implemented valuation data based on web scraping and listing data generated from platform realtor pages.
Founder
2018 – 2021
- Founded a SaaS customer data platform for e-commerce and listing companies.
- Enabled customer event tracking across channels from a unified dashboard with real-time insights.
- Built the platform with Scala, Java, AWS S3, Trino, Kafka, Elasticsearch, and AWS Lambda.
Director of Engineering
2016 – 2019
- Established a diversified team using modern technology stacks and sustainable software development practices.
- Spearheaded Click Stream and Big Data Project, designing a data lake powered by Apache Flink, Apache Spark, Flume, Kafka, and Hadoop.
- Built pipelines handling millions of events each minute and enabling personalization, segmentation, and marketing campaign systems.
- Led Trendyol Marketplace Transformation, implementing Supplier Portal, Supplier Product Management, Pricing, Stock and Inventory, Finance, Order, Fulfillment, and Claim services using microservices, TDD, and Pair Programming.
Head of Technology
2015 – 2016
- Led a team of over 50 members across technology and product departments.
- Managed infrastructure, technology budget, and people management efforts.
- Transformed the product from flash sales to in-season inventory and modernized legacy platforms.
Software Development Director
2014 – 2015
- Led a team of 20+ members and managed 15 software consultancies across technology and product departments.
- Spearheaded transformation of a 13-year-old monolithic application into modern microservices architecture using .NET Core and .NET MVC.
- Drove the shift from a warehouse eCommerce model to a marketplace platform.
- Led redevelopment of native iOS and Android mobile applications.
- Delivered the full site transformation in 10 months with ThoughtWorks as consulting partner.
Software Architect
2011 – 2014
- Led and mentored teams using Test-Driven Development and Pair Programming methodologies.
- Enhanced storefront scalability by identifying bottlenecks and optimizing performance.
- Designed and implemented scalable clickstream data collection pipeline for real-time insights and analytics.
Earlier Software & Integration Roles
2005 – 2011
- Worked as Senior Software Developer, Software Developer, and Integration Engineer in Istanbul, Turkey.
Education
Certificate Program in Machine Learning & AI
2025
Bachelor’s Degree in Mechanical Engineering
1999 – 2004
Core Technical Skills
- Leadership
- Software Architectures
- Languages: Java, Scala, JavaScript, C#, Python
- NoSQL Databases: Couchbase, Mongo, Elastic
- Cloud: AWS, GCE, Azure
- Google Gemini, Vertex, OpenAI
- Big Data Tools: Trino, Databricks, Snowflake, Athena, Flink, Spark, Hadoop
- DevOps: Kubernetes, OpenShift
- CI/CD: GitHub Actions, Jenkins, Argo CD
- Agile: TDD, Extreme Programming
- Test Automation
- Vue, React
Languages
- Turkish — Native
- English — Full Professional