I scale backends to
millions of users
— and ship AI on top.

Senior Backend Engineer · 10+ years across healthcare, security, education, e-commerce and iGaming. Architect of high-load systems and AI-powered features.

Based in Kazakhstan · Working globally · Remote
10+
Years experience
1M+
Records/day parsed
500+
Malware signatures
7+
Industries shipped
Book a 20-min call See work

Trusted by teams shipping products at

// About

Engineering solutions that scale

Code LBK — Senior Backend Developer with over a decade of experience building robust, scalable systems for companies worldwide. Expertise spans from developing antivirus engines and healthcare platforms to online education systems serving millions of users.

Hands-on experience in the iGaming industry — building high-load betting platforms with real-time data parsing, secure payment integrations, and anti-fraud systems. Developing AI-powered chatbots for business automation, customer engagement, and intelligent workflow orchestration.

// Tech Stack
PHP 8+ Laravel Yii2 Golang Node.js Python PostgreSQL MySQL MongoDB Redis ClickHouse BigQuery Google Spanner Docker Kubernetes AWS CI/CD RabbitMQ Microservices REST API Vue.js JavaScript TailwindCSS Bootstrap Nginx Linux Bash PCRE / RegEx AI / LLM Chatbots OpenAI API
// Languages
🇰🇿 Kazakh — Fluent 🇬🇧 English — C1 🇷🇺 Russian — Fluent
// Awards
🏆 HackDay 2015 — 1st Place (Telemedicine project)
🥉 Cisco EMEA NetRiders 2014 — 3rd Place
// Portfolio

Featured Projects

A selection of production systems I've built and contributed to.

Healthcare USA

Sxope

Medical automation platform in the U.S. healthcare sector. Streamlined internal processes and fine-grained access control, boosting cross-team efficiency by 90%.

+90% cross-team efficiency
sxope.com
Cybersecurity USA

Imunify360 / CloudLinux

Antivirus engine with malicious script decryption. Authored 500+ unique signatures for detecting and decoding obfuscated malware.

500+ unique malware signatures shipped
imunify360.com · cloudlinux.com
Education Kazakhstan

Bilimland Ecosystem

Nationwide online school platform enabling remote learning during COVID-19. High-load architecture serving millions. Includes essay system with anti-cheating, kids platform, and more.

Millions of students served during COVID-19
bilimland.kz · itest.kz · imektep.kz · bilimkids.kz · twig-bilim.kz
E-Commerce Kazakhstan

Technodom

One of the largest electronics retail platforms in Central Asia. Backend infrastructure and platform optimization.

Backend for #1 Central Asia electronics retailer
technodom.kz
Social International

Alua

International social networking platform with integrated payment systems, real-time messaging, and global user base.

Real-time messaging at international scale
alua.com
Dating International

FindBride

International dating platform with profile matching, secure communication, payment processing, and scalable backend architecture.

Secure global matching & payments
findbride.com
HR Tech International

HRMessenger

AI-powered HR automation platform with chatbot integration for recruitment, candidate screening, and workflow management.

AI-driven candidate screening
hrmessenger.com
iGaming International

Betting Platform

Full-stack betting system with client interface, admin panel, payment module, REST API. Parsed up to 1M records/day. Custom payment security algorithm.

~1M records/day parsed · custom anti-fraud
Private project
Telecom Kazakhstan

Gamma Technology

Secure telecommunication management platform. Improved fault tolerance by 40% and reduced critical failure risks by 50%.

+40% fault tolerance · -50% critical-failure risk
gamma.kz
Research International

GlobeOpinion

Online survey and research platform for collecting and analyzing global opinions and feedback at scale.

Global research data at scale
globeopinion.com
Logistics Kazakhstan

UniPark

Vehicle ordering system with full API support for mobile apps (iOS & Android). Fully automated internal business processes for transport requests with detailed reporting.

100% paperless transport workflow
unipark.biz
// Services

How I Can Help

Offering end-to-end backend development and consulting services for businesses of any scale.

Large-Scale Development

Architecture and development of complex, high-load web applications and platforms. From monolith to microservices — building systems that handle millions of users.

System Repair & Optimization

Debugging, refactoring, and optimizing existing systems. Performance tuning, fixing critical bugs, reducing technical debt, and improving code reliability.

System Analysis & Audit

Comprehensive code review, architecture analysis, security audit, and performance assessment. Detailed reports with actionable recommendations.

Expert Consulting

Technical consulting on backend architecture, technology stack selection, scaling strategies, and development team processes.

AI Chatbot Development

Custom AI-powered chatbots for business automation, customer support, lead generation, and intelligent workflow orchestration using LLMs and modern AI APIs.

iGaming Solutions

Development of betting platforms, real-time data processing, odds engines, payment integrations, and anti-fraud systems for the iGaming industry.

// Career

Work Experience

10+ years of building mission-critical systems across 7+ industries.

🎓 Master's & Bachelor's — IITU, Kazakhstan
Information Systems & Software Engineering

2023 — 2025
Sxope Inc — USA
Senior Backend Developer
Medical system automation in U.S. healthcare. Streamlined processes and access control, +90% cross-team efficiency.
2020 — 2023
CloudLinux Inc — USA
Senior Backend Developer
Antivirus engine development with malicious script decryption. 500+ unique malware signatures.
2019 — 2020
InCraft LLP — Kazakhstan
Team Lead
Led development of OnlineMektep.org, a nationwide online school. Managed team, performed code reviews, mentored juniors. Bilimland, iTest, iMektep.
2018 — 2019
Fircroft Engineering — Kazakhstan
Fullstack Developer
Production-financial planning & reporting system for uranium mining. Dynamic business process module, custom navigation panels.
2016 — 2018
Gamma Tech · Tandau · Freelance
Fullstack Developer · Team Lead · Instructor
Telecom security platform, vehicle ordering system, betting platform, CRM/ERP for government. Taught PHP/MySQL at Computer Academy STEP.
2014 — 2016
Payda Innovations — Kazakhstan
Fullstack Developer
CRM & ERP systems for local governments. Automated business processes (+60% efficiency), eliminated 100% paper workflows, built financial reporting modules.
// Interactive Terminal

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// Let's Talk

Get In Touch

Have a project in mind? Need expert backend consulting? Let's discuss how I can help your business grow.

Book a call
cal.com/codelbk
Email
kztali1@gmail.com
LinkedIn
in/codelbk
Telegram
@codelbk
Phone
+62 823 4181 6786
GitHub
alizoj
Book a 20-min call