Okan K.
Backend developer
Okan is an experienced backend developer specializing in Golang, with a proven track record in building efficient, scalable, and high-performance systems.
He has significant expertise in designing and developing systems from scratch, bringing a product-focused mindset that adds substantial value to any team.
His commitment to continuous improvement and problem-solving drives his success in every engagement. Okan's deep understanding of Golang enables him to create robust applications capable of handling complex processes effectively.
Main expertise
- AWS SQS 2 years
- Golang 4 years
- SQL 3 years
Other skills
- Kubernetes 3 years
- Docker 3 years
- Ruby on Rails 2 years
Selected experience
Employment
Software Engineer
FairMoney - 1 year 9 months
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Developed features and performance enhancements using Go and Ruby on Rails.
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Led a complex project involving multiple stakeholders, including teams from risk, product, and other technical departments within the engineering group. Successfully delivered the project on time and within scope.
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Transformed parts of the monolithic Ruby on Rails app into a Go microservice in an event-driven manner, enhancing its capability to handle high traffic independently.
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Updated outdated codebases to meet modern development standards, improving overall functionality.
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Collaborated with management, internal teams, and development partners regarding software application design and project progress.
Technologies:
- Technologies:
- Ruby on Rails
- Kubernetes
- Docker
- AWS SQS
- Apache Kafka
- Golang
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Backend Developer
Hepsiburada - 4 months
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Developed backend components using Go.
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Re-architected the logging system to prevent identical errors from being re-logged in complex eCommerce projects.
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Implemented automatically generating Swagger documentation for approximately 100-130 endpoints, significantly improving documentation efforts.
Technologies:
- Technologies:
- Kubernetes
- Docker
- AWS SQS
- Apache Kafka
- Golang
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Software Engineer
Gowit Techonology - 7 months
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Developed backend components using Go and Python, utilizing Kafka for message queuing and PostgreSQL for the database.
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Optimized and enhanced the CI/CD pipeline to support the development workflow.
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Redesigned the architecture of the analytics service, adding proper caching, writing, and ingestion mechanisms, which reduced the average response time by nearly 40%.
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Led the creation of architectural documentation for services, visualizing over 10 microservices architectures.
Technologies:
- Technologies:
- Kubernetes
- Docker
- Machine Learning
- Apache Kafka
- Python
- Golang
-
Software Engineer
AnalyticaHouse - 1 year 6 months
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Created a Slack app integrating various online ad platforms (Google, Facebook, TikTok) and designed the application architecture, database tables, and UX design from scratch.
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Implemented Jenkins for CI/CD.
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Developed a streaming data pipeline for clickstream data in Google Cloud with a latency of 5 seconds, using Cube.js for querying and React.js for visualization.
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Implemented Apache Airflow for batch jobs and deployed it on Compute Engine with Docker, creating and maintaining DAGs for various processes.
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Automated the generation of product reports through web scraping of approximately 25 major e-commerce websites in Turkey, using Google Cloud VM with Crontab for automation.
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Led version control efforts and employed GitHub and other open-source repositories for the organization.
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Created various SQL scripts for querying and transporting BigQuery data.
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Documented technical workflows and procedures in a private wiki to educate newly hired employees.
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Led a team of 3 engineers, providing technical, strategic, and tactical guidance, and aligned the team with the company's strategic direction.
Technologies:
- Technologies:
- Docker
- Machine Learning
- Python
- Golang
-
Education
BSc.Computer Engineering
Karadeniz Technical University · 2015 - 2020
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