Orhan Celik Email and Phone Number
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I am an experienced Data Science Manager & ML Principal at Accenture's AI team, with a strong background in leading teams to develop end-to-end ML solutions. In my previous roles at Microsoft as Data Science Team Lead and Senior Cloud Solution Architect, I assisted clients in leveraging AI and ML for success. I have a diverse skill set in data analysis, ML model development, recommendation systems, and statistical analysis.Education-wise, I hold an impressive academic background with an MSc in Business Analytics, an MBA, and MSc and BSc degrees in Computer Engineering. Throughout my career, I have successfully managed client relationships, led project teams, and delivered IT solutions, ensuring client satisfaction and timely completion.My technical expertise includes big data systems like databricks and Spark, as well as proficiency in business analytics and social media analytics. I have experience in recommendation systems, text analytics, sentiment analysis, data management, and ETL processes. I am also skilled in implementing IT systems and have project management experience.In terms of technical skills, I am proficient in developing ML solutions using Python and R for predictive analytics. I have hands-on experience with AI, ML & big data analytics on Cloud platforms like Azure and Google's GCP. I excel in statistical analysis, predictive modeling, and a range of machine learning techniques such as neural networks, reinforced learning, XGBoost, and random forest. I am also skilled in logistic regression, clustering, multivariate linear regression, and NLP techniques, including sentiment analysis using the Naïve Bayes classifier.Passionate about driving innovation and delivering impactful solutions, I thrive on leveraging data and cutting-edge technologies.
Accenture Greece
View- Website:
- accenture.com
- Employees:
- 636296
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Data Science Manager- Principal @ AccentureAccenture GreeceAthens, Gr -
Data Science Manager- Principal @ AccentureAccenture Greece Feb 2023 - Present- Major Bank in Gulf Region: Gen AI Project Delivery Lead- Regional Bank IT Governance Dashboard: Technical Lead for dashboard development project. Manages 5+ Data Scientists, Data Engineers & Visualization Consultants.- People Lead, hiring & coaching AI CoE team members.- Gen AI Trainer: Training Accenture Managers & Consultants on Generative AI technologies -
Data Science Team Lead, Senior Data ScientistMicrosoft Jan 2022 - Feb 2023EmeaGlobal soft drinks company: Forecasting for Financial Planning & Analysis ("FP&A"): - Achieved more with less in FP&A: Leveraged ML to increase financial forecasting accuracy, frequency, horizon, granularity & global reach for profit & loss, while decreasing effort & time required.- Team Lead for 6 Data Scientists, Data Engineers & Data Visualization Specialists - Built ML models forecasting sales & expenses- Utilized Agile & Continuous Integration/ Continuous Delivery ("CI/CD") methodologies for ML, taking model & product iterations to production with MLOps- Created Models producing automatic forecasts with better or similar accuracy compared to the Financial Planners' manual forecastsGlobal FMCG company, Promo Effectiveness & Sales forecasting: - Created models for promo & sales forecasting- Improved accuracy by more than 20%Global Automotive Manufacturer, Energy optimisation: - Optimized energy consumption for plant air conditioning using Reinforcement Learning & Machine Teaching techniques - Annual $1M+ cost savings estimated per plant -
Sr. Cloud Solution Architect Ai, Ml, Advanced AnalyticsMicrosoft Jun 2018 - Feb 2022Central Eastern EuropeHelping enterprises to achieve more with AI and Machine Learning. Guiding and co-coding with client teams on end to end Data Science Solutions, implementing solutions covering a complete Data Science project life cycle, from data ingestion to operationalizing solutions with open source and customized solutions on Azure cloud.Indicative projects include:Leading i-Gaming House based in Malta: Helping & guiding the Data Science team to build a regression model identifying the high value customers in their first acquisition, with <30mins of playability data. Training highly successful models with Azure AutoML, operationalizing them by deploying to ACI & AKS clusters with Azure ML services. CI\CD, regular re-training & controlled re-deployment with Azure DevOps (MLOps).Major Energy Distributor in Baltics: Guiding the Data Science team to create models forecasting next day hourly energy load of various substations with various size. Utilizing Azure Databricks & Python to merge data with historical\ & weather data and weather forecasts from Azure Opendatasets, utilizing AutoML forecasting models.Leading Energy Producer in Baltics: Guiding MSFT Partner's Data Science teams on Predictive Maintenance model to predict failures & remaining lifetime of Wind Tribunes. Model development over Azure Databricks with Python scikit-learn libraries.Leading e-Commerce Company in Europe: Creating models to match offers the partners provide with the product web pages. Developed multi class classification NLP models with scikit-learn, and TensorFlow libraries on Azure Databricks with Python. Worked on solutions to the Openset Recognition problem.Offer Optimisation for a National Lottery in Europe: Created an offer optimization model that helps to optimize the allocation and scheduling of the offer budget, maximizing the RoI of the clients, providing best selection for the size, timing and channel of the offer, and selecting best customers to target. -
Data Science Manager- Applied Intelligence Centre Of ExcellenceAccenture Mar 2015 - May 2018Athens, GreeceData Science Team Leader in Accenture’s Consumer Analytics Innovation Center in Athens, led multi-national teams for project delivery for clients in UK & Germany. Managed teams to apply ML techniques to provide actionable insights resolving the business problems, and presented results to the clients' management. Utilizing cutting edge tools and statistical models to extract, transform and analyze the open and private data sources. Guiding and leading junior data scientists, consultants and analysts for delivering client projects. Managing teams of two to 10s of data scientist and analysts.Indicative projects include: Major Broadcaster & Digital TV provider in UK: Forecasting, Churn, Offer Control, Models Management Projects. • POD leader for 10+ Accenture data scientists and analytics consultants working for broadcaster's Trading Department, managing their day to day work. Co-Leads Accenture’s Insights Analytics Community of Practice team (20+ analytics consultants and analysts) in the Broadcaster: advising to resolve technical challenges, coordinating information sharing among the team. • Worked with the Broadcaster's Insight Decision Science management and project teams to address various business analytics needs, advising on the right approach, data and methods to produce insights on customers continuously re-trained with changes on customer behavior.• Contributed to the ongoing development of Broadcaster's analytical capability• Developed predictive upsell models for customer behavior, such as sports package upgrade with offer price vs. full price, utilizing TBs of data on Big Data & RDBMs• Implemented SAS Model Manager roll-out project. Built, deployed & maintained models.• Forecasting Team member, forecasting number of customers, churn calls on a weekly basis for next periods. Providing business a dashboard to simulate results of budget changes for churn control, cost per save etc. -
Global Technology Solutions, It Consulting & Sap Projects ManagerPricewaterhousecoopers Mar 2008 - Feb 2015Greece, AthensData & IT Security projects: Implementation of SAP Data Warehouse projects, system design & with a focus of implementing security for network, OS, database & application level. Prepared disaster readiness, disaster recovery, incidence response programs for PwC Greece & clients. Experienced on configuring & managing network & desktop firewalls, log analytics software, mobile device management solutions. -
Global Technology Solutions, Assistant Manager, Senior It AuditorPricewaterhousecoopers Nov 1999 - Feb 2008Turkey, Istanbul• Senior IT Auditor: Data analysis on access rights and logs of clients’ IT systems.• Performed IT Audits with IT General Controls ("ITGC") methodology for Financial Services and Insurance Sectors.• Performed IT Governance audits of several Financial Institutions for compliance to COBIT framework.• Implemented various IT projects -
Domain And Network Operations AnalystDenizbank Apr 1999 - Oct 1999Istanbul, TurkeyAdministration of Windows Domain, MS SQL servers and Network infrastructure. -
It Analyst3M Jul 1998 - Mar 1999Istanbul, TurkeyHelpdesk and Administration of NT Domain and Lotus Notes system -
Trainee In Internet Services DepartmentIbm Jun 1997 - Sep 1997Istanbul, TurkeyHelpdesk in IBM Internet Service Provider division
Orhan Celik Skills
Orhan Celik Education Details
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(Part Time) -
Gpa: 8.56 / 10 -
Systems And Control Engineering -
Computer Engineering (Cmpe) -
Bursa Anadolu Lisesi
Frequently Asked Questions about Orhan Celik
What company does Orhan Celik work for?
Orhan Celik works for Accenture Greece
What is Orhan Celik's role at the current company?
Orhan Celik's current role is Data Science Manager- Principal @ Accenture.
What is Orhan Celik's email address?
Orhan Celik's email address is ce****@****hoo.com
What is Orhan Celik's direct phone number?
Orhan Celik's direct phone number is (877) 889*****
What schools did Orhan Celik attend?
Orhan Celik attended Athens University Of Economics And Business, Athens University Of Economics And Business, Boğaziçi University, Boğaziçi University, Bursa Anadolu Lisesi.
What skills is Orhan Celik known for?
Orhan Celik has skills like Machine Learning, Ai, Business Intelligence, Business Analytics, Predictive Analytics, Analytics, Sas, Sas Programming, R Programming Language, Python, Sql, Text Mining.
Who are Orhan Celik's colleagues?
Orhan Celik's colleagues are Megha. R, Maricris Mateo, Jason Ackerson, Mylene Beasley, Kevin M., Imran Khan, Shrinkhla Yadav.
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