- Data Engineering: Microsoft Fabric, Power BI, Apache Spark, Databricks, SQL, PySpark, NoSQL, streaming/time-series database- Fullstack: React with Typescript, Docker, Python, FastApi, C#- Azure Cloud/DevOps: Infra as Code (ARM templates), PowerShell/bash, Azure DevOps (incl. CI/CD), Functions/Logic Apps, App Service, API Management, IoT Hub, Industrial IoT, etc- Data Science: Python, TensorFlow, Optimization, Spark MLlib- Strategy: business development, digital transformation, CDD, turnaround, corporate governance- Team and project management

Co-Founder of Skyfri, a truly global and fast-growing clean-tech company based in Oslo, Denver, London, Bangalore and Hyderabad. Our advanced technology, powered by machine learning and big data, is completely digitizing the way asset owners operate their power plants, and helps them improve uptime and production.Our vision is to accelerate the deployment of renewable energy globally and we believe that software will be the engine to achieve that goal.

Leading (Artificial) Intelligence and Integrations (I&I) capability.Number of projects covering wide range of technologies:- Leading automation company: Industrial IoT, data-stream processing, digital twin, oAuth 2.0, CI/CD, IaC, web-development (Azure, KQL, C#, React TS)- Logistics: Prediction models with TensorFlow, Scikit-learn, Python- Bakery: Prediction model based on XGBoost, Python, R, SQL, cron jobs- Travel and cruise company: Data Engineering in Databricks (PySpark, Azure Data Factory)- Healthcare: Integration architecture and plan, system integration with Dell Boomi- Procurement: Product specification, system integration and reporting architect (Azure, PowerBI, SQL, Python)- Real estate: Data platform based on Azure Data Factory, Data Lake, etc- Pharma: Low-code application for optimization of production and logistics (Azure, Power Apps, Power Automate, Power BI, Azure Function, SQL, VBA)- Energy: Roadmap for implementation of data analytics, machine learning, RPA, drones, VR/AR and a number of other technologies

Corporate governance of the companies owned by the City of Oslo (Hafslund, Eco, Fortum Oslo Varme, Oslo Konserthus, Fjellinjen, Oslo Business Region, etc)- M&A decisions from the owners point-of-view- Corporate turnaround- Liquidity, equity issues- DCF-models, etc

Consulting the leading Nordic banks on:- Growth strategy- Cost cutting- Payments services- Vendor strategy, etc

Tvistein Advisors advise companies in transitions. We provide support in business development and strategy to help our clients reach their goals1. Strategy, process improvement, change management, project management and recruitment support for a mechanical engineering specialist within transmission systems2. Business development, project management, tender processes support for a multidisciplinary service provider for offshore, subsea and energy industries

Management Consultant in a number of projects including- Technology: sales and sales channel effectiveness- Agricultural chemicals: finance optimization and org. design- Postal services: marketing strategy- Telecom: product and service adjacency; customer experience- Healthcare distributors: corporate strategy- Private Equity: due diligence

Teaching Assistant(TA) in Statistics, Industrial optimization and Heat/mass Transfer.

Student Assistant in Microeconomics and Investment Science.Helping students and grading their homework assignments.NPV, Cournot, Bertrand and CAPM models, Modern portfolio theory(MPT) and more

Building a prediction model for short-term electricity prices based on the bid/ask curves from NordPool and thermal electricity production

Building ML-model for predicting power generation for Short-Term Priceforecast department.

Teaching assistant(TA) in Experts-in-Team. Guiding students work in interdisciplinary teams.

Co-author of a compendium in Mechanics