Hi! I’m a professional **Full-Stack Web & Game Developer** specializing in building modern, scalable web applications and engaging 2D browser games.
I help businesses and startups turn ideas into **fast, reliable, production-ready digital products** — from responsive websites and SaaS platforms to custom dashboards, APIs, and multiplayer games.
### 💻 Web Development
* React.js, Next.js, Vue.js
* JavaScript, TypeScript, HTML5, CSS3
* Node.js, Express.js, PHP, Laravel
* Python, Django, REST APIs
* MySQL, PostgreSQL, MongoDB, Prisma
* WordPress & custom CMS solutions
### 🎮 Game Development
* Phaser.js / JavaScript
* 2D browser games
* Multiplayer games with Colyseus
* Game mechanics, physics, animations & UI
* Tilemaps, collision systems, AI & real-time gameplay
* Performance optimization and game architecture
I can handle the **complete development lifecycle** — frontend, backend, database, API integration, authentication, deployment, debugging, and ongoing maintenance.
I focus on **clean code, scalable architecture, performance, security, and clear communication**. Whether you need a new application built from scratch or an existing project fixed, optimized, or expanded, I can help.
If you have an idea or an existing project, **send me the details and let's turn it into a working product.**
PHP
JavaScript
Game
Bootstrap
jQuery
CSS
Laravel
HTML
React
MySQL
MongoDB
Web Design
Vue.js
Node.js
Web Development
Md Sabbir A.
Dhaka, Bangladesh
$35/hr
5.0
13 jobs
Hi, I'm Sabbir.
I'm an Electrical and Automation Engineer with 5 years of experience in Ignition SCADA, Industrial Automation, IIoT, and full-stack industrial software development.
My experience goes beyond building SCADA screens. I have worked on projects from system architecture and development through integration, testing, and production deployment. I have also worked on existing production systems, as part of development teams, and on custom Ignition module development.
REAL-WORLD PROJECT EXPERIENCE
1. Full-Stack OEE System From Scratch | Life Sciences & Bioprocessing | Europe
Built a complete OEE system covering SCADA frontend, backend, database, historian, and OEE calculations.
- Custom downtime and production tracking without third-party modules such as Sepasoft, helping avoid additional licensing costs.
- Real-time/historical machine performance and OEE tracking.
- Canary Historian integration for long-term industrial data storage.
- Custom MSSQL-to-Canary synchronization engine using a Purge and Store process.
- Modern ISA-compliant SCADA dashboards for Cell-level OEE visualization and historical performance comparison.
- Scalable backend architecture designed for stable query performance and throughput as production data grows.
2. High-Performance SCADA UI Development | Wastewater Management | USA
Worked on an existing multi-site Ignition SCADA system.
- Transformed an existing SCADA screen while following the client's established implementation patterns.
- Added real-time trends within process symbols.
- Replaced older 3D SVG symbols with custom graphics designed in Adobe Illustrator and made dynamic and interactive in Ignition Perspective.
- Developed high-performance dynamic graphics connected to real-time process data.
- Followed ISA color standards and the client's existing visualization conventions.
3. Frontend & SCADA UI Development | Food & Plastic Manufacturing | USA
Worked as the frontend developer within a multi-disciplinary Ignition team for two OEE projects, one for a Candy/Food Manufacturing company and another for a Bottle Manufacturing company.
- Translated Figma UI/UX designs into pixel-perfect, responsive Ignition Perspective interfaces.
- Developed dynamic SCADA screens and components connected to real-time production and OEE data.
- Followed ISA color standards and established industrial visualization patterns.
- Worked closely with the senior SCADA engineer, Backend developer, and UI/UX designer.
4. Production-Ready Offline/Online Operator Chat Module | Ignition SDK
Developed a completely offline communication module for Ignition Perspective, allowing plant operators to communicate without internet access or third-party communication services.
- Event-driven, WebSocket-based real-time communication with no polling.
- Supports messaging, audio/video calls, replies, forwarding, multiple recipients, role-based communication, and access control.
- Supports tag, alarm, script, and frontend-triggered messages with real-time notifications.
- Responsive interface and scalable backend tested with up to 2,000 concurrent Perspective clients on a standard server.
- No external APIs, cloud services, or recurring third-party communication costs.
5. Citect SCADA to Ignition Perspective Migration & Custom Framework | Australia
Worked on the frontend migration of an existing Citect SCADA v8 system to Ignition Perspective.
- Developed a custom Perspective framework for the migrated SCADA application.
- Developed a production-ready Advanced Process Graphics (APG) module using the Ignition Perspective SDK.
- Recreated and modernized existing Citect graphics as reusable, dynamic Perspective components.
- Implemented interactive graphics, animations, and real-time industrial data visualization.
TECHNICAL EXPERTISE
My main expertise is Ignition SCADA, including Ignition Perspective, Ignition SDK, custom Ignition module development, Advanced Process Graphics, custom frameworks, real-time dashboards, and industrial data visualization.
I also have experience with Canary Historian installation, configuration, Ignition integration, distributed deployments, tag history, and long-term industrial data storage.
Industrial automation: Allen-Bradley, Siemens TIA Portal, MQTT, Modbus, ESP32, Arduino, and industrial sensor integration.
Software development: ReactJS, TypeScript, Java, Node.js, MongoDB, WebSockets, REST APIs, TBMQ, Kafka, and industrial web applications.
I also develop custom 3D components and modules for Ignition Perspective, including 3D Wind Farm, Solar Farm, and Gravity Energy Storage visualizations with real-time SCADA data.
If you are building an Ignition system from scratch, extending an existing production system, migrating from another SCADA platform, or need something beyond standard Ignition functionality, I'd be happy to discuss your project.
SCADA
Manufacturing
Industrial Automation
PLC
Electrical Engineering
Industrial Internet of Things
SAP Manufacturing Execution
Control Engineering
React
Java
Node.js
Python
MERN Stack
TypeScript
Three.js
SQL
Apache Kafka
Spring Boot
Socket.io
Shawnawaz S.
Dhaka, Bangladesh
$9/hr
4.9
70 jobs
🏆 Top Rated WordPress Developer | 6+ Years Experience
I build modern, fast, responsive, and SEO-friendly WordPress websites that help businesses generate leads and grow online.
If you are Looking for a professional WordPress website that is modern, fast, responsive, and built to help your business grow?
You're at the right place.
With 6+ years of experience, I work with businesses, startups, agencies, and entrepreneurs to create high-quality WordPress websites tailored to their goals.
Whether you need a new website, redesign, WooCommerce store, custom functionality, or help fixing an existing website, I focus on clean development, great user experience, performance, and long-term reliability.
My Services:
---
🚀 WordPress Development
➤ Custom WordPress Websites
➤ Business & Corporate Websites
➤ Landing Pages
➤ Website Redesign
➤ Figma to WordPress
➤ Theme & Plugin Customization
➤ WordPress Bug Fixes & Troubleshooting
➤ Booking & Multilingual Websites
🛒 WooCommerce
➤ Complete Online Store Setup
➤ Payment Gateway Integration
➤ Checkout Customization
➤ Shipping & Tax Configuration
➤ Product Setup
➤ WooCommerce Customization
🎨 Page Builders
➤ Elementor Pro
➤ Divi
➤ Bricks Builder
➤ Gutenberg
➤ WPBakery
📚 LMS & Membership
➤ LearnDash
➤ Tutor LMS
➤ LearnPress
➤ Paid Memberships Pro
⚡ Performance & Security
➤ WordPress Speed Optimization
➤ Core Web Vitals Optimization
➤ Image & Database Optimization
➤ Website Migration
➤ Backup & Restore
➤ Malware Cleanup
➤ Security Hardening
🔗 Integrations
➤ Stripe & PayPal
➤ Google Analytics (GA4)
➤ Google Tag Manager
➤ Search Console
➤ Facebook Pixel
➤ SMTP & Contact Forms
➤ Mailchimp
⭐ Why Clients Choose Me
✅ Top Rated Freelancer
✅ 58+ Successfully Completed Jobs
✅ Mobile-Responsive Development
✅ SEO-Friendly Structure
✅ Performance-Focused Websites
✅ Clean & Organized Development
✅ Clear Communication
✅ On-Time Delivery
✅ Reliable Long-Term Support
I believe a great website should do more than look beautiful it should build trust, generate leads, and support business growth.
If you're looking for a reliable WordPress developer who values quality, communication, and long-term client relationships, let's discuss your project.
Best Regards,
Shawnawaz
WordPress Developer | Elementor Expert | WooCommerce Specialist
WordPress
Elementor
Divi
WooCommerce
WordPress Website Design
WordPress Development
WordPress Customization
WordPress Optimization
WordPress Security
On-Page SEO
HTML5
CSS 3
Website Redesign
WordPress Migration
WordPress Website
WordPress Bug Fix
Website Maintenance
Ecommerce Website
Web Development
Web Design
Kausar A.
Dhaka, Bangladesh
$40/hr
5.0
146 jobs
I’m a WordPress Developer (12+ years) and Technical Support Engineer (4 years) with professional experience supporting customers at Elegant Themes (Divi), Automattic (WordPress.com), and DBL07.
This means I’ve handled thousands of real-world WordPress, WooCommerce, hosting, performance, and SaaS issues, and I know how to solve them quickly and correctly.
I help businesses build, fix, optimize, support, secure, and maintain their sites with a strong focus on stability and long-term reliability.
💡 Why clients choose me
➜ Clear communication, even with non-technical clients
➜ Fast diagnosis & problem resolution
➜ Enterprise-level support experience (Divi + WP.com)
➜ Clean, optimized, secure work
➜ Reliable long-term partner
🛠 WORDPRESS DEVELOPMENT & FIXES
✓ Custom themes & plugins
✓ WooCommerce setup & customization
✓ Speed optimization (Core Web Vitals, caching, CDN)
✓ Fixing PHP errors, database issues, white screens, broken layouts
✓ DNS, SSL, hosting, email, CDN configuration
✓ Elementor • Divi • Custom PHP
📞 TECHNICAL SUPPORT & WEBSITE MAINTENANCE
(Experience from Elegant Themes, Automattic & DBL07)
✓ Plugin/theme conflicts
✓ SaaS product support & WordPress environment debugging
✓ Malware removal & security hardening
✓ Monthly maintenance & uptime monitoring
✓ cPanel, Cloudflare, server configuration
✓ API integrations & log-based debugging
✓ User onboarding, product support, ticket resolution
🛍️ SHOPIFY DEVELOPMENT
✓ Theme Customization (Liquid)
✓ Store setup & product organization
✓ App integration, speed fixes
✓ Conversion-friendly layouts
🚀 What you get working with me
☑ Fast responses
☑ On-time delivery
☑ Transparent process
☑ Clean code
☑ A WordPress developer AND a support engineer in one
If you want someone who understands both the technical side and real customer support workflows, and can keep your site running smoothly, fast, and secure, let’s work together.
Landing Page
WordPress
Ecommerce Website
Website Redesign
Elementor
MySQL
Technical Support
Website Customization
WooCommerce
Customer Support
Divi
Shamim H.
Dhaka, Bangladesh
$75/hr
5.0
18 jobs
I help startups and scaling businesses build high-performance web applications and
AI-powered systems — fast, clean, and architected to grow with you.
With 10+ years as a full-stack engineer and tech lead (currently CTO at shamscorner LLC), I've built SaaS platforms, enterprise dashboards, and AI-integrated products from scratch. These days I use AI-first tools — Claude Code, Copilot, Codex, Cursor, Gemini, and others — daily, which lets me ship 3–5× faster without sacrificing code quality. I've shaped this into a workflow I call the SaaS Factory Framework, taking products from idea to production in weeks, not months.
─────────────────────────────────────
WHAT I BUILD
─────────────────────────────────────
✅ SaaS, CMS, and E-Commerce platforms (infinitely scalable)
✅ AI agent systems & LLM integrations (OpenAI, Anthropic, Gemini, LangChain, MCP servers)
✅ Real-time dashboards and admin panels
✅ Scalable REST & GraphQL APIs (NestJS, Fastify, Express)
✅ Full-stack Next.js / Nuxt / SvelteKit / Astro applications (SSR, SSG, Edge)
✅ Startup architecture consulting — from idea to production-ready MVP
✅ Legacy system modernization and performance optimization
─────────────────────────────────────
WHY CLIENTS CHOOSE ME
─────────────────────────────────────
💛 I write clean, well-documented, TypeScript-first code — teams onboard me fast
💛 I use agentic coding tools (Claude Code, Codex, Opencode, Gemini, GitHub Copilot, Cursor) as part of my daily workflow — which means faster delivery without cutting corners
💛 Computer Science degree + completed ML/Data Science programs at WorldQuant University — I speak both engineering and data
💛 I produce thorough documentation and async video walkthroughs so nothing is a black box after I'm done
💛 Startup-friendly: I've helped early-stage teams go from architecture whiteboard to revenue-generating product
─────────────────────────────────────
CORE TECH STACK
─────────────────────────────────────
Backend: NestJS, Express, Fastify, Supabase, Firebase, Appwrite, Prisma, PostgreSQL, MySQL, MongoDB, Redis, GraphQL, Microservices
AI/ML: OpenAI API, Anthropic API, Gemini API, LangChain, MCP, Claude Code, GitHub Copilot, Codex, TensorFlow, Scikit-learn
Frontend: React, Next.js, SvelteKit, Vue/Nuxt, Astro, TailwindCSS, shadcn/ui, TypeScript
DevOps: Docker, Kubernetes, AWS, GCP, Azure, CI/CD, GitHub Actions, Vercel, Cloudflare
Other: Electron, Flutter, Python, Data Mining, Web Scraping
─────────────────────────────────────
If you're building something serious and need a technical partner who can architect,
code, and lead — let's talk.
SaaS Development
NestJS
Microservice
Database Architecture
GraphQL
React
Next.js
Vue.js
JavaScript
API
Node.js
Svelte
AWS Development
Full-Stack Development
AI App Development
Claude
Gemini
AI Agent Development
MD RIAZ UDDIN BHUYANE S.
Dhaka, Bangladesh
$50/hr
5.0
205 jobs
Most clients find me after wasting weeks on engineers who deploy fast but leave security gaps, brittle scripts, and zero documentation behind.
Well, I do the opposite.
I'm a DevSecOps engineer with 7+ years building cloud infrastructure that is production-hardened from day one, not secured as an afterthought. AWS, Kubernetes, CI/CD, secrets management, container security, GDPR-compliant workflows, all of it built clean and documented properly. I'm also one of the few engineers who builds AND secures AI agent systems. LangChain, CrewAI, RAG pipelines, MCP servers, I understand the attack surface of modern AI infrastructure that most security engineers have never touched.
🔐 Security & DevSecOps
🔹 Linux Hardening: firewalls, iptables, SSH lockdown, fail2ban, SSL/TLS
🔹 Secrets Management: HashiCorp Vault, AWS Secrets Manager, Azure Key Vault, GCP Secret Manager
🔹 Container Security: Docker Hardening, Kubernetes RBAC, Network Policies, Pod Security Standards
🔹 Server Management: WHM, cPanel, Plesk, Webmin, Virtualmin
🔹 GDPR-ready Workflows: encrypted APIs, secure backups, access control
🔹 CI/CD Security: secrets scanning, signed images, GitHub Actions, GitLab CI, Jenkins
☁️ Cloud Infrastructure & DevOps
🔹 AWS, GCP, Azure, DigitalOcean: deployment, scaling, cost optimization
🔹 Infrastructure as Code: Terraform, Pulumi, Ansible
🔹 CI/CD pipelines: GitHub Actions, Jenkins, GitLab CI
🔹 Container orchestration: Docker, Kubernetes, Helm
🔹 GitOps: ArgoCD, Flux
🤖 AI Infrastructure & Automation
🔹 Multi-agent systems: LangChain, LangGraph, CrewAI, AutoGen
🔹 Model Context Protocol (MCP) server integration
🔹 RAG pipelines & vector search: Pinecone, Qdrant, Weaviate, ChromaDB
🔹 LLM app builders: Dify.ai, Flowise
🔹 Multi-model routing: OpenRouter
🔹 AI agents: Claude, ChatGPT, Gemini, Azure OpenAI, AWS Bedrock
🔹 Local LLMs: Ollama, Mistral, Llama on Linux servers
🔹 Workflow automation: n8n, Make, Zapier, APIs & webhooks
💻 Full Stack & WordPress
🔹 Backend: Laravel, Node.js, Java, NestJS, Python, Go
🔹 Databases: PostgreSQL, MySQL, MongoDB, Redis
🔹 WordPress: Elementor, Divi, Bricks, Oxygen, WP-CLI, Gutenberg, Headless WordPress
📊 Monitoring & Reliability
🔹 Observability: Prometheus, Grafana, OpenTelemetry, ELK Stack, Sentry, CloudWatch
🔹 Automated backups: Rclone, AWS S3, GCP buckets
💼 You're a great fit if you are:
🔹 A startup that needs infrastructure secured from day one
🔹 An agency that wants one reliable long-term technical partner
🔹 A business running AI agents that needs someone who understands both the build side and the security risks
Tell me what you're building. I'll make it secure, automated, and production-ready.
DevOps
Kubernetes
CI/CD
Cloud Engineering
Terraform
Jenkins
Ansible
DevOps Engineering
Migration
Cloudflare
Prometheus
System Hardening
Azure DevOps
Azure DevOps Server
AI Implementation
WordPress
Amazon Web Services
AI Agent Development
Security Engineering
Security Infrastructure
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