Custom Software
Custom Software Development
Complex business applications built around real-world workflows rather than generic templates.
- Domain modeling
- Workflow automation
- System integration
- Legacy modernization
Software Engineering • AI • Cloud
We Engineer Digital Products That Scale.
Build high-performance web applications, SaaS platforms, enterprise systems and AI-powered products with modern architecture and production-grade engineering.
0+
Years Engineering0+
Products Shipped0%
Production-Grade- 7+ Years EngineeringProduction experience
- Enterprise ApplicationsCRM · ERP · LMS
- AI & AutomationRAG · Reasoning
- Cloud & DevOpsDocker · AWS
- Real-Time SystemsWebSockets
- Scalable ArchitectureDDD · Microservices
ReactNext.jsTypeScriptReduxTailwind CSSPHPLaravelNode.jsREST APIsWebSocketsMySQLPostgreSQLMongoDBRedisMonolithModular MonolithMicroservicesDDDEvent-DrivenOpenAIRAGAI ReasoningFine-tuningAI AutomationDockerAWSLinuxNginxCI/CDReactNext.jsTypeScriptReduxTailwind CSSPHPLaravelNode.jsREST APIsWebSocketsMySQLPostgreSQLMongoDBRedisMonolithModular MonolithMicroservicesDDDEvent-DrivenOpenAIRAGAI ReasoningFine-tuningAI AutomationDockerAWSLinuxNginxCI/CD
Engineering Philosophy
Engineering Beyond the Interface
The work is not only about creating beautiful UIs. Real value lives in architecture, scalability, security and the discipline to keep systems maintainable as they grow.
From domain modeling to deployment, we engineer systems designed for real-world complexity. Architecture should serve the business — not the other way around. AI becomes valuable when it can reason over your data and trigger useful actions.
Architecture
Systems designed around the business domain — modular, explicit and built to evolve.
Performance
Measured and optimized at every layer, from database queries to client rendering.
Security
Threat-aware defaults, sane access control and data handling from the first commit.
Maintainability
Clean boundaries and automated tests that keep velocity high long after launch.
Automation
CI/CD, queues and event-driven flows that remove toil from operations.
Observability
Logs, metrics and traces so production behavior is never a mystery.
What We Build
Engineering Services
A focused set of capabilities covering the full lifecycle of complex software products — from first architecture sketch to production infrastructure.
Saas
SaaS Development
Multi-tenant, scalable SaaS products with subscription, billing and role-based access built in.
- Multi-tenancy
- Subscription billing
- Role-based access
- Usage analytics
Ai Engineering
AI Engineering
AI-powered automation, RAG systems, reasoning and document processing wired into useful workflows.
- RAG pipelines
- AI reasoning
- Document understanding
- Workflow automation
Enterprise Systems
Enterprise Systems
CRM, ERP, LMS, HRM, inventory and business management systems engineered for operational reality.
- CRM / ERP / LMS
- HRM & inventory
- POS systems
- Business automation
Ecommerce
E-Commerce Engineering
High-performance commerce platforms with inventory, reseller systems and payment integration.
- Storefront performance
- Payment integration
- Reseller systems
- Inventory automation
Realtime
Real-Time Applications
Chat, notifications, WebSockets, live classes and dashboards that stay synchronized in real time.
- WebSockets
- Live classes
- Realtime dashboards
- Push & notifications
Cloud Devops
Cloud & DevOps
Docker, AWS, CI/CD and production infrastructure engineered for reliability and speed.
- Docker & AWS
- CI/CD pipelines
- Infrastructure as code
- Production optimization
Api Backend
API & Backend Engineering
REST APIs, service-oriented architecture, microservices, caching, queues and database design.
- REST & SOA
- Microservices
- Caching & queues
- Database architecture
Mobile Apps
Mobile App Development
Cross-platform iOS and Android apps with React Native, backed by shared APIs and business logic.
- React Native
- iOS & Android
- Offline-first sync
- Store deployment
One Team, Every Capability
Everything You Need Under One Roof
From pixel-perfect frontends to distributed backends and AI systems — a single senior team covering the full product lifecycle.
Web Platforms & SaaS
High-performance applications with modern architecture — built to scale from first user to millions.
Mobile Apps
Cross-platform React Native apps backed by solid APIs.
AI Engineering
RAG pipelines, fine-tuned models and intelligent automation.
Cloud & DevOps
Docker, CI/CD and infrastructure that ships daily.
$docker compose up -d --build
✓deployed to production · 42s
$kubectl get pods — 6/6 running
E-Commerce & ERP
Stores, inventory, orders and operations in one flow.
SKU-1042 · $29SKU-2311 · $54SKU-8890 · $120SKU-4417 · $18SKU-1042 · $29SKU-2311 · $54SKU-8890 · $120SKU-4417 · $18
Real-Time Systems
Live dashboards, notifications and collaboration powered by WebSockets and event-driven architecture — data that updates the instant it changes.
Engineering Stack
The Tools We Reach For
Technologies chosen for the problem, not the trend. A coherent stack spanning frontend, backend, data, AI and infrastructure.
Docker
AWS
Redis
MongoDB
Tailwind
NestJS
Vue
OpenAI
React
Next.js
Node.js
Laravel
TypeScript
PostgreSQL
AI
Frontend
ReactNext.jsTypeScriptReduxTailwind CSS
Backend
PHPLaravelNode.jsREST APIsWebSockets
Data
MySQLPostgreSQLMongoDBRedis
Architecture
MonolithModular MonolithMicroservicesDDDEvent-Driven
AI
OpenAIRAGAI ReasoningFine-tuningAI Automation
Infrastructure
DockerAWSLinuxNginxCI/CD
Selected Work
Featured Projects
A portfolio spanning CRM, ERP, LMS, SaaS, e-commerce, HR, AI and enterprise systems — engineered for real operational complexity.
LMS
A live learning platform combining real-time classes, assessments and course management for educational institutions.
Next.jsNode.jsWebSocketsPostgreSQL
LMS
An education management system covering admissions, academics, fees and communication for academic institutions.
LaravelMySQLRedisREST APIs
CRM
A pipeline-focused CRM for managing leads, deals and customer relationships with automation at its core.
LaravelMySQLRedisWebSockets
SaaS
A multi-tenant sales acceleration product with subscription billing and team workspaces.
Next.jsNode.jsPostgreSQLRedis
HR Tech
A recruitment and job-matching platform connecting candidates and employers with intelligent matching.
LaravelMySQLRedisAI Matching
E-Commerce
A premium commerce platform with catalog management, payments and reseller support.
Next.jsNode.jsPostgreSQLRedis
ERP
A retail management system covering inventory, sales and supplier operations for retailers — with a React Native mobile app in active development.
LaravelMySQLRedisREST APIs
Enterprise
An Uber-like field-service platform that connects businesses with local, skilled technicians for onsite technology installation, support and maintenance.
Next.jsNode.jsPostgreSQLWebSockets
AI
An AI-powered matching engine that connects people, opportunities or resources using reasoning over structured data.
Next.jsNode.jsPythonOpenAI
Enterprise
A nationwide demand collection and distribution system for textbook planning and logistics.
LaravelMySQLRedisREST APIs
Blockchain
A blockchain-based agricultural supply-chain platform for traceability and trust across producers and buyers.
HyperledgerNode.jsPostgreSQLDocker
SaaS
A marketing operations platform that keeps field representatives in front of the right opportunities, week after week.
Next.jsNode.jsPostgreSQLRedis
SaaS
A digital gifting and rewards platform for sending, managing and tracking gifts across personal and business contexts.
Next.jsNode.jsPostgreSQLRedis
SaaS
A lottery analysis platform that filters and analyzes number sets to help users explore combinations with greater confidence.
Next.jsNode.jsPostgreSQLRedis
AI
AI-powered result and grade management with automated moderation, smart grading, predictive analytics and GPA/CGPA calculation.
Next.jsNode.jsPythonPostgreSQL
Enterprise
Automated digital library management with cataloging, book tracking, member management and smooth daily operations.
LaravelNext.jsMySQLRedis
Enterprise
Digital file movement and document management — automated approvals, archiving and secure storage to replace paper workflows.
LaravelNext.jsPostgreSQLRedis
LMS
Bilingual e-learning platform for FM English Language Teaching Research Institute — online recorded courses, enrollment and SSLCommerz payments.
Next.jsTypeScriptTailwind CSSSSLCommerz
Product Engineering
We Build Products That Feel Alive
Dashboards, marketplaces and enterprise platforms engineered with real-time data, delightful interfaces and rock-solid architecture.
app.barakahtechzone.com/dashboard
LiveOverview
Real-time+12.4%
0Revenue+8.1%
0Orders+23.7%
0Active UsersSales velocity
Activity
New order #10482 received
Payment settled — $1,240.00
Low stock alert: SKU-2311
New customer registered
Deployment succeededproduction · v2.4.1
System Design
Built for Real-World Complexity
An interactive view of how we structure production systems — from client to cloud, with the services that make scale possible.
Adjacent Services
RedisCaching & real-time state
QueuesAsync, resilient workloads
WebSocketsLive updates & communication
AI ServicesRAG, reasoning, automation
DatabasesRelational & document stores
MicroservicesIsolated, scalable boundaries
AI Engineering
AI That Actually Solves Business Problems
Practical AI capabilities wired into useful workflows — RAG, reasoning, matching and automation that produce measurable outcomes.
Initializing 3D engine…
Neural Architecture Visualization
01
Business DataStructured & unstructured sources
02
RetrievalRAG over your knowledge
03
ContextGrounded, relevant window
04
AI ReasoningModels that reason, not guess
05
ActionTrigger workflows & updates
06
Business OutcomeMeasurable result
RAG
Retrieval over your own knowledge so answers stay grounded.
AI Reasoning
Models that reason over constraints, not just predict text.
Intelligent Matching
Connect the right people, items or opportunities.
Workflow Automation
Trigger real actions from AI outputs, not just chat.
Document Understanding
Classify, extract and structure unstructured data.
Recommendation
Relevant suggestions from behavioral and structured signals.
Retrieval-Augmented Generation
Answers Grounded in Your Data
RAG connects your knowledge base to an LLM so responses are accurate, cited and free from hallucination. We build end-to-end RAG pipelines — from document ingestion to production-grade retrieval.
RAG Pipeline Architecture
Ingest & Chunk
Documents, databases and APIs are chunked into semantically meaningful segments and stored with metadata.
Embed & Index
Each chunk is converted into a high-dimensional vector and indexed in a vector database for fast similarity search.
Retrieve & Rank
User queries are embedded, matched against the index and ranked by relevance to find the most useful context.
Generate & Ground
The LLM receives retrieved context alongside the query, producing answers grounded in your actual data.
Model Fine-Tuning
A Model That Speaks Your Domain
Fine-tune foundation models on your specific data, terminology and workflows. Get domain expert performance without the cost of training from scratch — using LoRA, RLHF and instruction tuning.
Fine-Tuning Pipeline Architecture
Data Preparation
Curate high-quality instruction/response pairs from your domain. Clean, format and validate training data for maximum signal.
LoRA / QLoRA Tuning
Efficient parameter-efficient fine-tuning using LoRA adapters — full customization without retraining the entire model.
Evaluation & QA
Benchmark the tuned model against held-out test sets, measure accuracy, relevance and safety before deployment.
Deploy & Iterate
Push to production with A/B testing infrastructure. Monitor drift and retrain as your domain evolves.
How We Work
Senior Engineering Practices
Disciplines that keep software maintainable, observable and ready to scale long after the first release.
Clean Architecture
Boundaries that survive change
Domain-Driven Design
Model the business, not the database
SOLID
Predictable, testable code
Modular Architecture
Monolith or microservices by need
API Design
Explicit contracts, versioned
Caching
Redis-first hot paths
Queues
Offload the heavy work
Database Optimization
Indexes, queries, partitioning
Automated Testing
Confidence to ship
CI/CD
Repeatable deployments
Docker
Same environment everywhere
Observability
Logs, metrics, traces
Security
Threat-aware by default
Performance
Measured, not assumed
Engagement
A Clear Path From Idea to Production
A concise, repeatable process that keeps complexity under control at every stage.
01
Understand
Understand the business problem, constraints and requirements before writing code.
02
Architect
Design the system architecture, data model and technical strategy.
03
Build
Develop modular, maintainable and scalable software in clear increments.
04
Integrate
Connect APIs, AI, payments, third-party services and infrastructure.
05
Test
Validate functionality, security and performance under real conditions.
06
Deploy
Deploy and optimize production infrastructure with CI/CD.
07
Improve
Monitor, optimize and continuously evolve the product.
Why Barakah Tech Zone
An Engineering Partner, Not a Template Vendor
We translate business problems into maintainable technical systems — with the depth to handle products that are actually complex.
Engineering First
Business goals are translated into maintainable technical systems — not the other way around.
Built for Complexity
Experience across CRM, ERP, LMS, SaaS, e-commerce, HR and AI systems in production.
Modern Architecture
Monolith, modular monolith and microservices chosen by requirement, not fashion.
AI + Software Engineering
AI is integrated into useful workflows rather than added as a gimmick.
Production Mindset
Performance, security, scalability and maintainability matter from day one.
The Team Behind
Engineers Who Ship
A focused team led by an experienced full-stack engineer, combining hands-on development with disciplined delivery.
Yasin Alam
Keeps delivery on track — coordinating scope, timelines and communication between clients and engineering.
Abm Khorshed Alam
Builds cross-platform mobile applications with React Native and backs them with Node.js services, bringing product features to iOS and Android.
Mahbubul Alam
Founder and engineering lead. Drives architecture, technical strategy and delivery across complex web and enterprise products.
Tariqul Islam
Develops scalable services and interfaces, turning complex business workflows into working software.
Ashraful Islam Rana
Works across the stack to ship features, integrations and APIs that keep products moving forward.
Let's Build
Have a Complex Product in Mind?
Let's turn the idea, workflow or business problem into a reliable digital product — engineered for scale from the first commit.
+8801906043504 · support@barakahtechzone.com