Maxim Kachalich
Business Analyst · Management Accounting · FP&A
Updated:
Professional summary
I am a business analyst and finance systems specialist working at the intersection of corporate finance, management accounting, data and business process automation.
In my current role, I analyse and design ERP, integration and data solutions for financial and operational processes. My work includes requirements management, data modelling, reconciliation, management reporting and decision-support systems.
As a self-employed finance consultant, I build management accounting systems, P&L, cash flow and balance sheet reporting, budgets, financial models and analytical tools for business owners and management teams.
Selected work is presented using anonymised or demonstration data. Employment references and supporting documents are available upon request.
Experience
November 2025 — PresentBusiness Analyst, First Category
ERP, logistics and foreign trade company
- Business and system analysis for ERP, finance and logistics processes.
- Requirements development, business rules, acceptance criteria and UAT.
- Design of ERP, DWH, BI and integration solutions.
- Financial and operational data reconciliation.
- Development of analytical models using SQL, ClickHouse, MariaDB, Python and Power BI.
2025 — PresentManagement Accounting and FP&A Consultant
Self-employed
- Management reporting: P&L, cash flow and management balance sheet.
- Budgeting, forecasting and plan-versus-actual analysis.
- Financial modelling and working capital analysis.
- Marketplace unit economics, inventory turnover and profitability analysis.
- Automation using Google Sheets, Apps Script, SQL, Python and APIs.
- Preparation of recommendations for business owners and management teams.
May 2024 — October 2025Product and Solution Analyst
BookNTrack — independent SaaS project
- Designed a SaaS platform for computer clubs.
- Defined product domains, business processes, integrations and data architecture.
- Worked with PostgreSQL, ClickHouse, FastAPI, React, Docker and external APIs.
- Connected operational data with management analytics.
February 2022 — June 2025Project Manager and Business Analyst
Computer club network
- Designed operational and management reporting.
- Documented AS-IS and TO-BE processes.
- Developed budgeting and forecasting models.
- Automated reporting with Google Sheets and Apps Script.
- Connected business objectives with processes, data and system requirements.
Selected projects
- 2026
Management Accounting and Marketplace Finance Platform — case study in Russian
Management Accounting · FP&AAnonymised data
A management reporting system combining P&L, cash flow, balance sheet, budgeting, marketplace economics and working capital analysis.
Result: Identified unproductive inventory, profitability gaps and financial drivers affecting margin and cash flow.
Python · SQL · Power BI · Google Sheets · Apps Script · Marketplace APIs
- 2026
ERP and 1C Reconciliation Service — case study in Russian
Business Analysis · Finance AutomationNDA-safe
A reconciliation system designed to identify differences between ERP and 1C financial records and display only transactions requiring investigation.
Result: Discrepancies, period-close blockers and exception owners became visible in a single management loop.
Python · FastAPI · React · OpenAPI · MariaDB · 1C
- 2026
Client Margin and Lifecycle Analytics — case study in Russian
ERP · DWH · BIDemo data
An analytical model connecting client activity, shipments, margin, service mix and operational events.
Result: Client risk became visible before margin loss, with a stated reason, an owner and a deadline for each signal.
ClickHouse · MariaDB · SQL · Power BI
- 2025
Process Mining and Operational Efficiency — case study in Russian
Process AnalyticsDemo data
Analysis of event logs, bottlenecks, repeated cycles and SLA risks with an assessment of their financial impact.
Result: Bottlenecks and rework loops were ranked by modelled financial effect into a prioritised action queue.
Process Mining · BPMN · SQL · Data Analysis
- 2025
BookNTrack — case study in Russian
SaaS · Product AnalyticsDemo data
A SaaS platform combining booking, payments, customer management, integrations and operational analytics for computer clubs.
Result: Club operations, self-service and analytics were brought into one product loop.
FastAPI · React · PostgreSQL · ClickHouse · Docker · REST API
Skills
Finance
- Management accounting
- P&L, cash flow and management balance sheet
- Budgeting and forecasting
- Plan-versus-actual analysis
- Financial modelling
- Unit economics
- Working capital management
- DIO, DSO and DPO analysis
- Marketplace profitability
Business and System Analysis
- Business requirements
- Functional and non-functional requirements
- AS-IS and TO-BE
- Business rules
- Use Cases and User Stories
- BPMN and UML
- Acceptance criteria
- UAT
- OpenAPI
- Process modelling
Data and Analytics
- SQL
- Power BI
- ClickHouse
- PostgreSQL
- MariaDB
- Power Query
- Data modelling
- DWH and ELT
- Data quality
- Reconciliation
Development and Automation
- Python and Pandas
- Google Apps Script
- FastAPI
- React
- REST API
- Docker
- Git
- AI-assisted development
Education and professional development
Business and System Analysis
School 21 (Sber education programme)
Advanced Accounting
Saint Petersburg State University
Online course · in progress
Management Accounting
Professional development programme
- English — professional working proficiency
- Russian — native
Achievements
Top 3 — Process Mining Hackathon by Sberbank
Event log analysis, bottlenecks and target SLA compliance.
1st place — Business and System Analysis competition
2025
2nd place — School 21 tribe tournament
Among 3,000+ participants, 2025
Contact
I am open to business analysis, management accounting, FP&A and finance transformation opportunities.
Employment references, client references and supporting documents are available upon request. Public evidence is limited to published case studies, anonymised working screens, demonstration models and open repositories.