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☘ TOP RATED · 100% Job Success Senior System / DevOps Engineer with 13+ years of experience, specializing in the hosting industry, cloud infrastructure, and automation on AWS, GCP, and Azure. AWS Certified Solutions Architect – Associate. Core expertise: • Cloud & Infrastructure — AWS (EC2, VPC, RDS, Lambda, CloudFront, Route53, ELB, S3, ECS/ECR), GCP, Azure • Infrastructure as Code — CloudFormation, Terraform, Ansible • CI/CD & Automation — Jenkins, GitHub Actions, Bash, Python • Containers — Docker, Docker Compose, Kubernetes • Hosting & Web Stack — WordPress, Node.js, Ruby on Rails, .NET Framework / .NET Core Top projects: ☘ AWS Migration & Modernization — Migrated a production workload from AWS Lightsail to a multi-region AWS architecture (VPC, EC2 Auto Scaling, RDS Serverless v2, Route53, CloudFront, ELB, S3, Lambda). Fully managed as code with CloudFormation and automated via GitHub Actions and Python. ☘ Jitsi Video Platform — Provisioned, installed, and configured a production Jitsi deployment using Terraform and Ansible. ☘ Multi-Stack Web Hosting on OVH Cloud — Built, deployed, and managed JavaScript, Node.js, WordPress, and Ruby on Rails sites using Jenkins and Docker Compose. ☘ .NET on AWS — Dockerized and deployed .NET Framework and .NET Core APIs to AWS ECS/ECR with Jenkins and GitHub pipelines. I'm responsive throughout the day and happy to provide ongoing support after a project wraps up. Feel free to reach out any time — I'd be glad to help.

Hi, I’m Tuan Tran, a Full-Stack JavaScript Developer specializing in React, Next.js, Node.js, and modern SaaS applications. I help startups and businesses build scalable web products faster with clean architecture, maintainable code, and a strong focus on user experience. I have experience developing both frontend and backend systems, including APIs, authentication, databases, cloud integrations, and third-party services. This allows me to deliver complete solutions from idea to production. I focus on building products that are reliable, performant, and aligned with business goals—not just writing code. - Frontend Development: * React.js * Next.js (App Router / Pages Router) * TypeScript * Reusable component systems * Redux / Zustand / Context API * REST API / GraphQL integration * Responsive and mobile-first applications - Backend Development: * Node.js * Express.js * NestJS * Next.js API Routes * REST API & GraphQL API development * Authentication & Authorization (JWT, OAuth, MFA) * Database design and optimization * Webhooks and third-party integrations * Server-side rendering and backend services - Database & Cloud: * PostgreSQL * Supabase * MongoDB * Firebase * AWS S3 * Cloudflare * Vercel * Database architecture and performance optimization - AI Features & Modern SaaS * OpenAI / ChatGPT integration * AI chatbots * AI content generation tools * Workflow automation * Internal business tools * AI-powered dashboards * Smart search and recommendation systems - UI / UX Development * Tailwind CSS * Material UI * Shadcn/UI * Pixel-perfect Figma to React / Next.js * Cross-browser compatibility * Accessible user interfaces - Growth & Business Features * Stripe / PayPal integration * Analytics implementation * GTM / Meta Pixel * SEO-friendly Next.js applications * Performance optimization * Conversion-focused user experiences -Why Clients Hire Me * Full-stack development capability * Clean, scalable, production-ready code * Strong communication and transparency * Business-focused problem solving * Reliable long-term partnership * Fast delivery without sacrificing quality Whether you need a SaaS platform, internal business tool, customer portal, AI-powered application, or a complete web product, I can help turn your idea into a scalable solution. Feel free to send me a message to discuss your project.

- UTILIZING AI TECHNOLOGIES FOR THE DEVELOPMENT, TESTING, OPTIMIZATION, AND INTEGRATION OF PRE-EXISTING VOIP SYSTEMS WITH EXTERNAL SERVICES AND PLATFORMS. - I have more than 16 years to work as system administrator, deploy server, maintenance system base on: asterisk, voip, avaya, freeswitch, kamailio, opensip..... - Developed many VOIP solutions, system for customer over the world as: voicemail system, conference systems, IVR systems, calling card system. - Django developer: Develop e-commercial sites, CMS sites, API systems and more - AngularJS developer, one page applications. - etc.

I help businesses build Microsoft 365 and Power Platform solutions that reduce manual work and improve internal operations. My main focus is Power Apps, Power Automate, SharePoint, Microsoft 365 administration, and Power BI. I build practical business apps, approval workflows, automated notifications, SharePoint-based systems, and reports that help teams manage their work more efficiently. I can help with: - Power Apps for internal business tools - Power Automate workflows and approval processes - SharePoint lists, permissions, and document workflows - Microsoft 365 administration - Teams, Outlook, Exchange, and user management - Power BI dashboards and reports - DAX formulas and data modeling - Integration between Microsoft 365, APIs, email, and business systems I hold the PL-200 certification and have hands-on experience building automation and business solutions using the Microsoft ecosystem. My approach is simple: understand your current process, identify what can be automated, and build a solution that is clean, reliable, and easy for your team to maintain.

I specialize in B2B Lead Generation and Market Research, helping businesses identify verified decision-makers, build targeted prospect lists, and collect accurate contact data for outreach campaigns. I focus on delivering high-quality and verified B2B data, including emails, LinkedIn profiles, and key stakeholder information across industries such as SaaS, IT services, MSPs, and technical organizations. My background in IT infrastructure, networking, and Microsoft systems gives me a strong advantage in understanding technical companies, allowing me to identify the right decision-makers more efficiently and accurately than general researchers. What I deliver: * Verified B2B lead lists (decision-makers & key contacts) * LinkedIn prospect research and mapping * Company research and market research reports * Contact discovery and data verification * Clean and structured data formatted for CRM or outreach I prioritize accuracy, data quality, and clear communication in every project I handle.

With 5 years of experience in DevOps and System Administration, I've helped startups and enterprises grow with reliable systems. How I Work: ✓ I don’t just set up infrastructure, I deliver solutions for long-term success ✓ I prioritize secure and sustainable approaches rather than taking shortcuts ✓ I communicate effectively with both technical and non-technical clients ✓ I respond quickly during incidents and stay involved until everything is fully resolved Credentials: ✓ Top Rated on Upwork with 100% Job Success Score ✓ AWS Certified Solutions Architect - Associate (SAA) My Tech Stack: ✓ Languages: JavaScript, TypeScript, Python, PHP, Java ✓ Scripting: Bash, PowerShell, Python ✓ Web Servers: Apache, NGINX, IIS ✓ Databases: MySQL, PostgreSQL, MongoDB ✓ Cloud & Infrastructure: AWS, GCP, VPS/Hosting ✓ Infrastructure as Code (IaC): Terraform, Terragrunt, Ansible ✓ Containers & Orchestration: Docker, Kubernetes, Helm ✓ CI/CD & GitOps: GitHub Actions, GitLab CI/CD, Jenkins, Argo CD ✓ Monitoring & Observability: Prometheus, Grafana, ELK Stack, Datadog, Zabbix Whether you need a fresh setup or want to improve your existing systems, I'm always ready to help. For Infrastructure: ✓ Architect secure, resilient, and cost-efficient cloud infrastructure ✓ Developed Infrastructure as Code using Terraform combined with automation tools ✓ Set up monitoring, logging, and alerting systems for full visibility For Deployment: ✓ Deploy applications to Docker, Kubernetes, or traditional Linux servers ✓ Implement CI/CD pipelines with automated testing and security validation ✓ Migrate applications across cloud and VPS/hosting environments without data loss ✓ Deploy and optimize AI applications for production environments For Ongoing Operations: ✓ Troubleshoot and resolve both infrastructure and application issues ✓ Continuously monitor system health, responding to incidents within minutes ✓ Provide long-term server maintenance, including security updates and system patching If you think I'm a good fit for your project, feel free to reach out anytime. I truly value long-term partnerships built on trust and quality.