Semiha POLAT

Semiha POLAT

Homewear & Underwear & Outerwear Senior Product Manager @ DeFacto

About

I am a senior product and innovation professional with over 15 years of experience in data driven product strategy, merchandising, and global supply chain management within large scale retail environments. I specialise in translating commercial and customer insights into scalable product strategies, working across product development, demand forecasting, and international sourcing. I have led complex product lifecycles, managed up to 30 million $ budgets, and partnered with global suppliers to optimise cost, margin, and speed to market. My background in textile engineering provides strong technical depth in materials, production processes, and quality management, while my leadership experience enables me to align cross functional teams around measurable commercial outcomes. Product Strategy and Lifecycle Management Data Driven Merchandising and Commercial Analytics Demand Forecasting and Financial Planning Digital Transformation in Retail Global Supply Chain Strategy and Optimisation Supplier Negotiation and Strategic Partnership Management Product Development and Technical Engineering Expertise Cross Functional Leadership and Stakeholder Management Data Analytics Power BI Excel ERP SAP SQL Tableau Customer and Market Insight Translation I am currently completing an MSc in Digital Innovation at UCD Michael Smurfit Graduate Business School, with a focus on digital transformation, analytics driven decision making, and technology enabled retail innovation. I am seeking product or innovation focused roles.

Country

Ireland

City

Dublin

Industry

Apparel & Fashion

Skill

Uluslararası İş Geliştirme, Perakende Kategori Yönetimi, Ekip Liderliği, Sorun Çözme, Trend Analysis, Moda Satın Alma, customer analysis, Ürün Geliştirme, Moda, textile, Knitwear, Apparel, Merchandising, Fashion, Wovens, Textiles, Global Sourcing, Retail, knitwear, buying

Experience

DeFacto

Homewear & Underwear & Outerwear Senior Product Manager

DeFacto

LinkedIn
2023-7 - 2025-7 · 2 yrs 1 mo

DeFacto: One of Turkey’s largest fashion retailers, with 500+ stores in more than 30 countries, recognized for its fast fashion collections and customer-oriented growth strategy. Promoted to oversee Women’s Outerwear, achieving 30% budget and quantity growth, later expanding to lead Homewear & Underwear portfolios. Implemented a $30M annual budget, delivering 25% profit growth and 20% LFL increase through new product launches and pricing adjustments. Streamlined OTB budgeting for 30% of total spend, allocated resources, and minimised overspending by 10%, strengthening financial performance. Directed and mentored a cross-functional team of 9, fostered supplier relationships, andenhanced delivery timelines by 12%. Assessed competitors and market demand, driving a 20% improvement in product andsupplier portfolios. Conducted agreements with 50+ suppliers across Europe and Asia, ensured 95% compliance with industry standards, and reduced lead times. Applied Category Management to improve assortment planning and collaborated withstakeholders across merchandising, logistics, and design, resulting in a 15% increase in sell-through rates.

DeFacto

Senior Product Buying and Product Manager

DeFacto

LinkedIn
2019-6 - 2025-7 · 6 yrs 2 mos
LC Waikiki

Product Responsible

LC Waikiki

LinkedIn
2018-8 - 2019-6 · 11 mos

İstanbul, Türkiye

A leading Turkish fashion retailer with 1,200+ stores in over 50 countries, offering affordable apparel and accessories for diverse markets. Established a customer-focused buying strategy, aligned with market trends and business objectives, and achieved a 20% sales increase. Managed budget allocation and analysed financial performance, improving forecast accuracy by 12% and decreasing variances by 8%. Coordinated with stakeholders and provided data-driven insights, enhancing supplier performance and advancing operational efficiency by 12%.

LC Waikiki

BUYER

LC Waikiki

LinkedIn
2016-10 - 2018-8 · 1 yr 11 mos

Oversaw a customer-focused buying strategy, aligned with market trends and business objectives, and generated a 20% sales increase. Administered budget allocation and evaluated financial performance, increasing forecast accuracy by 12% and reducing variances by 8%. Facilitated collaboration with stakeholders, supplying data-driven insights, optimising supplier performance and supporting decision-making efficiency, cutting reporting time by 12%.

LC Waikiki

Merchandiser

LC Waikiki

LinkedIn
2011-6 - 2016-10 · 5 yrs 5 mos

Team Leadership & Career Growth: Advanced to Merchandiser, improving team efficiency by 30% Capacity Planning & Production Management: Developed plans, enhancing production efficiency by 15% Logistics & Cost Optimization: Optimized shipments, reducing overseas costs by 20% Financial Analysis & Pricing Strategy: Evaluated Landed Price, achieving 10% cost advantage International Merchandising & Market Adaptation: Collaborated with overseas teams, boosting international sales by 15% Product Development & Innovation: Led fabric and trim projects, accelerating collection development by 20%

Education

UCD Michael Smurfit Graduate Business School

UCD Michael Smurfit Graduate Business School

LinkedIn
2025-9 - 2026-9 · 1 yr 1 mo

Semester 1 Design, Development, Creativity Digital Infrastructure Skills for Business Enquiry Semester 2 Cultural & Political Perspectives Outsourcing and Offshoring The Ethereum Ecosystem Semester 3 Cybersecurity Knowledge, Power, Agency and AI Project Management in the Digital World

Istanbul Technical University

Istanbul Technical University

LinkedIn

Textile Engineering

2010 - 2013 · 3 yrs

Semester 1 and 2 included these courses: Advised Fibre Since, Mechanics of woven fabrics, New spinning systems, Engineering Mathematics, Textile Quality, Technical Textiles and Advanced Management Approaches Master’s Thesis Subject; A Research on optimization of hydrogen peroxide bleaching using cationic bleach activator for cotton knitted fabrics.

Università degli Studi di Bergamo

Università degli Studi di Bergamo

LinkedIn

Textile Enginnering

2009 - 2010 · 1 yr

Erasmus student at Universita Degli Studi Di Bergamo / ITALY

Uşak Üniversitesi

Uşak Üniversitesi

LinkedIn

Textile Engineering

2005 - 2009 · 4 yrs

Semester 1 and 2 included these courses: Mathematics, Physics, Static, Chemistry, Organic Chemistry, Statistics, Material Science, and Essential Computer Applications & Programs Semester 3 and 4 included these courses: Dynamics, Textile Chemistry, Strength of Materials, Principles of Spinning, Principles of Knitting, Weaving, Principles of Dyeing&Printing, Textile Finishing, Principles of Apparel Manufacturing, Machine Elements. Semester 5 and 6 included these courses: Cotton Spinning, Wool Spinning, Physical Textile Testing, Weft Knitting, Warp Knitting, Woven Fabric Construction, Mechanism of Machines, Thermodynamics and Heat Transfer, Technical English, Nonwovens, Business Law. Semester 7 and 8 included these courses: Weaving Machines, Modern Spinning Processes, Chemical Textile Testing, Quality Control, Fabric Analysis, Technical textile.

Semiha POLAT's Contact Information

Email

******@***.com

Phone

(**) *** ****

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