Python
Development
Backend, automation, data processing, and ML.
Python is our primary language for data engineering, ML pipelines, backend APIs, and automation. We work with Django, FastAPI, Flask, and a full scientific stack including NumPy, Pandas, and scikit-learn.
Cases
Trading Analytics Platform for OKX
Built a comprehensive analytics platform for OKX crypto exchange — real-time trading volume dashboards, user behaviour analytics, revenue attribution by instrument and region, and executive KPI reporting. Processing 100M+ events daily with sub-second query latency.
System Analytics for Limcore Exchange
End-to-end system analysis for Limcore crypto exchange — business process modelling, data flow mapping, functional and non-functional requirements specification, and analytical architecture design for matching engine and order book reporting.
Raiffeisen Bank International — DWH Migration
Full migration of a 15 TB Oracle data warehouse to Greenplum MPP for Raiffeisen Bank International — ETL redesign, SQL query optimisation, data mart rebuild, and zero-downtime cutover. Query execution time reduced by 70%, infrastructure costs cut by 45%.
Aeroflot — AI Customer Service Chatbot
Developed a multilingual AI-powered chatbot for Aeroflot handling flight status inquiries, booking modifications, baggage claims, and FAQ resolution. Integrated with Aeroflot's reservation system and deployed across web and mobile channels, deflecting 35% of contact center volume.
Insurance CRM & Claims System
Custom CRM for a large insurance group with automated claims processing, document management, policy lifecycle tracking, and agent performance dashboards for 1,200+ agents.
AI & Data Platform Team — 7 Engineers
Assembled a specialized team of ML engineers and data engineers for a B2B analytics startup — model training, data pipelines, API layer, and React dashboards processing 50M+ events/day.
AI Content Generation Platform
LLM-powered content generation tool for a marketing SaaS with GPT-4 fine-tuning, brand voice calibration, SEO optimization suggestions, and team collaboration. Used by 500+ marketing teams.
Real-Time Fraud Detection System
ML fraud detection processing 500k daily transactions for a payment processor — 99.2% accuracy with sub-50ms inference latency, saving $2M+ annually in fraud losses.
Intelligent Document Processing
AI platform for automated extraction, classification, and validation of financial documents — invoices, contracts, reports — with 97% accuracy and direct ERP integration.
E-Commerce Recommendation Engine
Personalized product recommendation system using collaborative filtering and content-based models — increased average order value by 23% for a marketplace with 2M+ monthly users.
Computer Vision QA for Manufacturing
Automated visual quality inspection system using custom-trained YOLO models — detects product defects with 99.2% accuracy at full production line speed, replacing 12 manual inspectors.
Payment Platform Penetration Test
Full-scope pentest for a payment processor — web app, API, and infrastructure assessment. Found 2 critical and 8 high vulnerabilities. PCI-DSS compliance achieved post-remediation.
AI Legal Document Analyzer MVP
Contract review MVP using GPT-4 to identify risks, extract key clauses, and generate plain-language summaries. Reduced contract review time by 80% in beta testing with 3 law firms.
Fintech Lending Platform MVP
P2P lending platform MVP with credit scoring integration, loan origination, document verification, and investor dashboard. Built in 10 weeks, regulatory approval secured within 4 months.
Real-Time Analytics Pipeline (50M events/day)
Kafka-based streaming pipeline ingesting 50M+ daily events from web, mobile, and backend systems — Kafka Streams processing, ClickHouse OLAP storage, and Grafana dashboards for business teams.
Financial Data Warehouse (Snowflake)
Snowflake data warehouse for a trading firm — dbt transformation layer, automated ELT from 12 data sources, and Power BI dashboards for risk management and P&L reporting.
Business Intelligence Platform for Retail Group
Centralised BI platform for a 200-store retail chain — Snowflake DWH, dbt transformation layer, and Power BI dashboards covering sales, margin, stock turnover, and store-level KPIs for 50+ management users.
Executive Analytics for Insurance Holding
Built a data mart and Tableau-based executive dashboard suite for an insurance group — policy lifecycle analytics, claims ratio monitoring, agent performance scorecards, and automated regulatory reporting for 3 subsidiaries.
Why Codifysoft
Senior engineers
Mid+ and senior specialists only
Fast scaling
Team expansion in 1–2 weeks
Flexible engagement
Hourly, fixed, or dedicated
Enterprise experience
Complex, high-load systems
Blockchain expertise
302+ contracts deployed
Full transparency
Direct access to your team
Need Python Engineers?
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