berlin / sdia.pyc@gmail.com /  seydoudia.com / linkedin / github

Executive Summary

Data Leader with 10+ years of experience building scalable data architectures and leading high-performing teams in fast-paced e-commerce and tech environments. Proven track record of aligning data strategies with business goals, driving innovation through AI/ML, and enabling data-driven decision-making. Adept at bridging technical and business domains to deliver measurable ROI. Cloud native first with certification on AWS platform and experience on both Google Cloud Platform and Microsoft Azure. Hands-on on Python, Kubernetes, Terraform.

Key Achievements

• Scalable Data Architecture: Built data lake, 42 markets, 300M MAU, 20K events/s. Setup BI data model and dashboard. Build experimentation platform (a/b test).

• Cost efficient Data Platform: reduce data costs by shifting to object storage first.

• AI and Innovation: AI Canary deployment at Ericsson Radio Access Network. Experimentation and A/B testing infrastructure.

• E-commerce experience: Shopify platform, Amazon FBA/FBM, Boll, Wallmart.

• Compliance & Security: GDPR compliant practices. Data encryption. SSO.

• Leadership: hiring, growth, budget, goals setting, 1:1, performance review

Technical skills

• Engineering: AWS, Terraform, Python, SQL, Kubernetes, Airflow,

• Data: Redshift, Snowflake, Databricks, S3, PostgreSQL, MySQL

• Analytics: Tableau, PowerBI, Looker

• Science: Bayesian Statistics, Decisional Statistics, Risk Estimation, Trading Strategies

• E-commerce: Amazon FBA/FM, Boll, Wallmart, Shopify, Wordpress

Languages

• 🇬🇧 I speak english at a professional level

• 🇫🇷 Je parle français, c’est ma langue maternelle

• 🇩🇪 Ich spreche Deutsch auf Niveau B2

• 🇪🇸 Entiendo español a nivel principiante

Work Experience

Head of Engineering

SellerX (Berlin, Sept 2022 – Present) — High-growth eCommerce aggregator scaling Amazon brands.

• Strategic Leadership: Scaled a cloud-native data platform (AWS, Kubernetes, Terraform), reducing downtime and increasing service availability. Improved stakeholder trust. Improved operational efficiency. Improved quality of life for the developing team.

• E-commerce Expertise: Architected systems integrating Amazon, Shopify, SaaS tools that power Analytics capabilities.

• Team Building: Hired and mentored 15+ engineers, fostering a culture of agile, of rapid prototyping, rigorous testing, and data-driven iteration.

Lead Data Engineer / Scrum Master

Ericsson, Stockholm, Sweden (Dec 2020 - July 2022) — Swedish multinational networking and telecommunications

• AI Innovation: Led data engineering for Ericsson’s AI Product Assistant and CloudRAN’s AI-driven Canary deployments, solving data bottlenecks to accelerate release cycles. The project was delivered on time and shared with Verizon on December 2021.

• Cloud Architecture: Designed GitLab CI/CD pipelines and multi-cloud (AWS/Azure) solutions for data engineering and AI model deployment.

• Telecom expertise: In 2021, Ericsson focuses on 5G roll out, AI, and a cloud based radio access network

Head of Engineering

Youprice (Berlin, Oct 2019 – Nov 2020) — Saas, e-commerce Analytics for the Shopify platform

• Shopify Integration: Built pipelines for analytics and A/B testing apps, enabling data-driven optimization of customer journeys.

• Compliance: Implemented GDPR-aligned data governance for user analytics.

• Team building: hire the founding data engineering team

Lead Data Engineer

Flowkey (Berlin, Jan 2019 – Oct 2019) — Pioneering piano learning platform

• Data Roadmap Ownership: As the first data hire, designed and implemented the data strategy, including a cloud-based data warehouse (AWS Redshift), BI dashboards, and GDPR-compliant analytics.

• A/B Testing & Growth: Instituted a framework enabling 24+ annual experiments, reducing engineering hesitation and driving a 15% increase in user retention.

• Cross-functional Impact: Collaborated with marketing and product teams to optimize CLV, search ads, and recommendation systems.

Senior Data Engineer

OLX Group (Berlin and Buenos Aires, Sept 2015 – Dec 2018) — Online Classifieds

• Global Data Lake: In 2016 I led the data lake design to scale to our 42 markets, 300 millions MAU and feed the global BI dashboard.

• Experimentation Platform: Led the development of an A/B testing tool that reduced experiment-to-decision cycles, shifting the company toward data-driven culture.

Senior Data Engineer

Rocket Internet, (Berlin, Feb 2014 - Aug 2015) — Rocket Internet incubates and invests in internet and technology companies

• Business Intelligence: Looker, Tableau

• Data Warehouse and Data Pipeline: using Python and SQL

• Business exposure: Zalando, Delivery Hero, HelloFresh, Lamudi,

Data Scientist

Group Seb, (Lyon, Jan 2012 - Dec 2013) — Small electrical appliance manufacturing company

• Data Science: recommendation system

Education

• PhD in Physics, 2012 - Université Haute Alsace / Institut National des Sciences Appliquées - France

• Masters Degree in Mechanical Engineering, 2009 - Strasbourg, France

• Bachelor Mathematics, Physics, 2007 - Paris, France