Hello.

I'm Efe

Node.jsPythonJavaTypeScriptDockerMicroservicesGCPPostgreSQLBigQueryGitPrometheusGrafanaELK StackLoad TestingPayments

"Tech lead by trade, problem-solver by instinct."

- ChatGPT

Senior Software Engineer / Tech Lead

GROWDASH

Dubai, United Arab Emirates

01/04/2024 - CURRENT

•Led a team of 8 engineers in the design and implementation of scalable, high-performance systems on Google Cloud Platform (GCP), ensuring efficient deployment, management, and scaling.
•Architected and maintained CI/CD pipelines, streamlining build, test, and deployment processes to deliver reliable and automated releases.
•Collaborated cross-functionally with product, design, and data teams to define system architecture and deliver impactful, maintainable solutions.
•Directed the development of RESTful APIs, improving system interoperability, performance, and scalability while mentoring engineers on design patterns and best practices.

NodeJSPythonDockerMicroservicesGrafanaPrometheusGCPBigQueryPubSubPostgres

Software Engineer

MONEYPAY

Istanbul, Türkiye

01/11/2021 - 01/04/2024

•Developed and maintained a large-scale meal card platform serving over 7 million active cards and 12,000+ corporate customers, ensuring system reliability and scalability.
•Implemented Modules such as Order Management and QR Payment, improving transaction speed, consistency, and system interoperability.
•Conducted load testing, identifying and resolving bottlenecks to handle millions of concurrent requests efficiently.
•Utilized microservices using Java 8, Spring, Docker, and Elastic Stack for observability and fault tolerance.

Java 8Spring FrameworkDockerMicroservicesElastic StackElasticsearchKibanaJIRALoad TestingPayments

Software Engineer

ING

Istanbul, Türkiye

01/09/2020 - 01/11/2021

•Supported development and maintenance of microservices-based systems, contributing to backend functionality and infrastructure reliability.
•Assisted in database design and management using Oracle, H2, and PostgreSQL, ensuring data integrity and query performance.
•Deployed and monitored applications on OpenShift, gaining hands-on experience with containerized environments.

JavaJavaScriptMicroservicesOracleH2PostgreSQLOpenShift

Business Analyst

ING

Istanbul, Türkiye

01/04/2018 - 01/09/2020

•Bridged communication between business units and software engineers, translating business requirements into clear technical specifications.
•Conducted User Acceptance Testing (UAT) to validate features against business needs and ensure quality delivery.
•Assisted in product ownership activities, supporting backlog refinement, requirement prioritization, and feature planning.

Business AnalysisUATRequirement GatheringProduct OwnershipStakeholder Communication

Bachelor's Degree

Istanbul Technical University

Mathematics Engineering

01/09/2013 - 09/01/2020

English

Listening:C1

Reading:C1

Spoken production:C1

Spoken interaction:C1

Writing:C1

Istanbul, Türkiye