Deniz Yetkin
Dunaharaszti
Summary
Experienced Team Lead with a strong background in data analysis, visualization, and Python programming. Proven track record of designing and implementing efficient data pipelines, creating insightful reports, and developing automated dashboards to enhance decision-making. Skilled at managing teams and driving operational efficiency through data-driven solutions. Eager to leverage my analytical skills and technical expertise in data engineering roles to deliver scalable and impactful data solutions.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Technical Lead (Service Desk)
Tata Consultancy Services
07.2018 - Current
- Led SLA and performance management initiatives, improving operational efficiency.
- Managed resources and team recruitment, ensuring project success and high team performance.
- Developed and maintained data reports and visualizations using Python (pandas, matplotlib, seaborn), Bokeh, Power BI, and Excel.
- Helping junior team members and newcomers grow, which is valuable in team-based environments.
- Maintained close communication with clients throughout project life cycles for accurate progress reporting and prompt issue resolution.
Mentor
CodingNomads
06.2022 - Current
- Mentored students on their Python learning journey, providing guidance on coding standards, debugging techniques, and web development.
- Assisted learners in building projects using Python and Django, from basic scripting to full-stack web development.
- Delivered one-on-one feedback and hands-on code reviews to foster a collaborative learning environment.
Solutions Architect
CEU Incubation Lab 2020 Cohort | Goalbusters Team
11.2020 - 12.2021
- Developed a Proof of Concept (POC) for a real-time data-driven sports betting application using Python and Django.
- Connected to external APIs for live data streaming, processing real-time data to trigger alerts and inform decisions.
- Generated weekly data reports using Pandas, improving machine learning models with historical game data.
- Provided technical mentorship on data-related issues and project management to a cross-functional team.
IT Helpdesk 2nd Level Support - Backup Lead
Opel
02.2016 - 06.2018
- New Hire Training , Quality Management, Queue Management , SLA Management , Request Management , Incident Management.
IT Helpdesk 2nd Level Support
General Motors
08.2013 - 01.2016
- Request Management, Incident Management , Active Directory Management .
IT Helpdesk 1st Level Support
Hewlett Packard Enterprise
04.2010 - 08.2013
- Incident Management, Quality Management
IT Helpdesk 1st Level Support
Electronic Data Systems
06.2008 - 04.2010
Education
Master's Degree in Biotechnology -
Ege University
01.2006
Bachelor of Science in Biochemistry -
Ege University
01.2003
Skills
- Programming & Data Engineering: Python, Pandas, Django, Flask, SQL
- Data Integration: API Development, Data Streaming, Real-Time Data Processing, RESTful APIs
- Web Development: Django (backend), Reactjs (frontend)
- Data Processing & Analysis: Pandas, Matplotlib, Seaborn, Bokeh, Data Cleaning, ETL Processes
- Tools & Frameworks: Git, Jupyter Notebooks, Visual Studio Code, PostgreSQL
- Mentoring & Training: Python Instruction, Code Reviews, Technical Guidance
- Soft Skills: Critical Thinking, Team Leadership, Communication, Problem Solving , Mentorship, Adaptability
Certification
- Data Analyst with Python Track | DataCamp
- Introduction to Computational Thinking and Data Science with Python | edX
- Cisco Certified Network Associate (CCNA) Routing and Switching
- ITIL Foundation Certificate in IT Service Management | AXELOS Global Best Practice
Affiliations
- CEU Innovations Lab Alumni (2021)
Timeline
Mentor
CodingNomads
06.2022 - Current
Solutions Architect
CEU Incubation Lab 2020 Cohort | Goalbusters Team
11.2020 - 12.2021
Technical Lead (Service Desk)
Tata Consultancy Services
07.2018 - Current
IT Helpdesk 2nd Level Support - Backup Lead
Opel
02.2016 - 06.2018
IT Helpdesk 2nd Level Support
General Motors
08.2013 - 01.2016
IT Helpdesk 1st Level Support
Hewlett Packard Enterprise
04.2010 - 08.2013
IT Helpdesk 1st Level Support
Electronic Data Systems
06.2008 - 04.2010
Master's Degree in Biotechnology -
Ege University
Bachelor of Science in Biochemistry -
Ege University
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