About on Nikolai Shchelkov

Microsoft Certified: Power BI Data Analyst Associate

Sat, 11 Jul 2026 00:00:00 +0000

Optimization Project Portfolio for a Railway Company

Sun, 12 Apr 2026 00:00:00 +0000

This project presents a framework for building an optimization project portfolio for a railway company based on customer journey mapping, continuous improvement, and cross-functional idea validation.

Download PDF presentation

Project portfolio management case presented as a strategy and implementation deck

📌 Overview

This project focused on designing an optimization project portfolio for a large railway freight company by translating customer pain points into structured improvement initiatives. The portfolio was built on top of customer journey mapping, internal expert input, and a continuous improvement cycle that moved from discovery to idea generation, prioritization, and implementation.

Startup Financial Model and Scenario Analysis

Sun, 12 Apr 2026 00:00:00 +0000

This project presents a reusable Excel-based financial model for startup valuation, scenario planning, and investment analysis.

Download .xlsx file

Built in Microsoft Excel with formulas only, without macros

📌 Overview

This project is a comprehensive Excel financial model built for a startup developing a mobile application for parents. It combines revenue forecasting, expense planning, integrated financial statements, investment efficiency analysis, and dynamic scenario modeling in a single workbook.

Timber Logistics Stock-on-Hand Forecasting Dashboard

Sat, 11 Apr 2026 00:00:00 +0000

This project presents a Power BI dashboard for dynamic short-term stock forecasting across timber transportation phases.

Download .pbix file

Created in Power BI Desktop 2.150.1704.0 64-bit (January 2026)

📌 Overview

This Power BI dashboard supports dynamic stock-on-hand forecasting across timber transportation phases for a large forestry holding company. It helps logistics managers evaluate short-term inventory trends, test how well a linear model fits observed stock dynamics, and estimate when inventory may run out under the currently selected conditions.

The Port Authority of New York and New Jersey Traffic Dashboard

Mon, 06 Apr 2026 00:00:00 +0000

This project presents a Power BI dashboard built on public Port Authority traffic data.

Download .pbix file

Created in Power BI Desktop 2.150.1704.0 64-bit (January 2026)

📌 Overview

This Power BI dashboard analyzes monthly traffic volume and E-ZPass usage across six major Port Authority crossings between New York and New Jersey. It consolidates public monthly reports into a single analytical model and makes it easier to explore long-term trends, facility-level differences, and changes in transponder adoption over time.

Microsoft Power Platform Fundamentals PL-900 Exam Prep

Fri, 03 Apr 2026 00:00:00 +0000

Unlock Powerful Automation and Analysis with Power Platform

Fri, 03 Apr 2026 00:00:00 +0000

Microsoft SQL Server

Fri, 27 Mar 2026 00:00:00 +0000

Building AI Agents and Agentic Workflows

Wed, 17 Dec 2025 00:00:00 +0000

Google Data Analytics

Mon, 20 May 2024 00:00:00 +0000

Databases for Data Scientists

Thu, 19 Jan 2023 00:00:00 +0000

Project Management Principles and Practices

Wed, 11 Jan 2023 00:00:00 +0000

Strategic Management and Innovation

Tue, 12 Feb 2019 00:00:00 +0000

Contact

Mon, 01 Jan 0001 00:00:00 +0000

Feel free to message me using the form below.

Resume

Mon, 01 Jan 0001 00:00:00 +0000

Why Hire Me?

🎯 I deliver results, not just models. My portfolio includes work in #BI reporting, #agentic AI, #ML modeling, #statistical modeling, #financial modeling, #customer journey mapping, and more — but what matters most is that each solution starts with strong business analysis: stakeholder conversations, process discovery, and careful study of existing systems. I do not default to rebuilding from scratch; I improve and extend what already works.
🤝 Reactive or proactive? Both. The voice of the customer is my top priority, but I also bring my own ideas based on prior experience and I am comfortable proposing and defending them. I work through dialogue, not one-way handoffs.
🔍 Transparency is key. I follow an agile approach to development and consistently share interim results to refine requirements, reduce misunderstandings, and keep everyone on the same page throughout the process.
👥 My models work because they are built for people. My endeavor in the U.S. — the one that led to my permanent residency — has been to increase adoption of advanced technologies among non-technical professionals. I do not just build solutions that function; I train users, learn from them, and help organizations create lasting value by strengthening digital skills across teams.

Download Resume PDF

Profile of Achievements in Key Figures

🎓 3 advanced degrees with honors — two STEM degrees and one MBA, with one earned in Russia and two in the United States; currently pursuing a PhD at Florida Atlantic University and inducted into the Phi Kappa Phi Honor Society through the Eastern New Mexico University chapter.
📊 14 years of contributions in data analytics, emerging technologies, and digital skills gap reduction.
🗽 3 years of meaningful contributions in the U.S. across California, New York, and New Mexico, recognized through academic awards and strong support from respected local experts.
🏭 Impact across 4 industries — logistics and transportation, oil and gas, timber, and nonprofit — with models and dashboards used daily by hundreds of peers and stakeholders.
🛠️ 6 core analytical tools and dozens of supporting frameworks implemented, including a candidate nationwide standard for business process notation, portfolio optimization models, customer insight quantification techniques, startup evaluation templates, dynamic reporting systems, and a comprehensive AI implementation framework.
🏆 2 major academic distinctions — one top-level academic award in Russia and one significant award in the United States, both earned in highly competitive environments.
📝 30+ innovative business plans and 250+ grant applications evaluated as an invited expert for national foundations.
📚 7,000+ unique views of published articles on a leading Russian-language blog focused on Power BI and data analytics.