Hire the Best Ubuntu Developers in Texas

## BIO Over 25 years of experience in IT. Over 20 years experience as Systems/Network Administrator for Internet Service Providers. Designed and implemented networks, including WANs, LANs utilizing wired and wireless technologies. Provided server administration for production SaaS website and eCommerce sites, including PCI DSS security compliance. ## Area of Expertise Operating Systems: Linux, FreeBSD, OpenBSD, RedHat, CentOS, Debian, Ubuntu, OpenSuSE, Windows Server (2000-2008). Routers: Mikrotik, Linux, low-end Cisco, SoHo routers. Networking: wireless, wired, LAN, WAN, switches, cabling. Server Software: Apache, Sendmail, postfix, DNS, bind, dovecot, courier, email, mail server, pop3, IMAP, WordPress, Joomla, bash, shell scripting.

I am a Senior Software Engineer, I design and build websites, mobile apps, web3, and desktop apps. I have been working as a full-stack developer for more than 8 years. I am a highly motivated and skilled full-stack developer. I am passionate about building apps with React Native, React, and Nodejs. I have experience maximizing excellent user experiences for cross-platform apps on iOS and Android while utilizing both native and web development tools. I love learning new things and have a number of certifications, including CFA Level 1 and AWS Solution Architect Associate. Also I developed the Android app for DirecTv that served over 10 million users. The most amazing thing I've helped develop is a mobile SDK that works with iOS, Android, and React Native that allows deployment of native user-interface on the web. I use these technologies: Languages JavaScript, TypeScript, Java, Python, C++, C, C#, Rust, PHP, HTML, CSS, Objective-C, ECMAScript (ES6), GraphQL Libraries/APIs Redux-Saga, React Redux, Lodash, React, Parse SDK, Node.js, jQuery, Underscore.js, SocketIO, ObjectiveDDP, REST APIs, React Navigation, X (formerly Twitter) SDK, iOS Extensions, Facebook iOS SDK, Handlebars, Foursquare API, Facebook Open Graph API Tools Redux Thunk, Appcelerator Titanium, Xcode, Babel, iOS Simulator, GitHub, SourceTree, Chrome Developer Tools, Figma, Claude Code, NGINX, Node Inspector, iOS Instruments, Sublime Text 2, Claude, Atom, Flash, Adobe Photoshop, Expo Frameworks Redux, React Native, Ruby on Rails (RoR), Bootstrap 3, Flux, AFNetworking, MapKit, Core Location, UIKit, ZURB Foundation, Titanium, Android SDK, Express.js, PhoneGap, CFNetwork, Bootstrap, Core Data, Kendo UI Paradigms Object-oriented Programming (OOP), Asynchronous Programming, Mobile Development, Model View ViewModel (MVVM), Test-driven Development (TDD), Agile Software Development, Key-Value Observing (KVO), Event-driven Programming, Data-driven Programming Platforms Firebase, iOS, Meteor, Android, Mapbox, Amazon EC2, AWS Elastic Beanstalk, Ubuntu, Apple Watch, Amazon Web Services (AWS) Storage Cloud Firestore, SQLite, PostgreSQL, MySQL, MongoDB, CouchDB, InfluxDB, Hasura Other Sagas, Ajax, Software Architecture, Front-end Development, Front-end, Axios, Mobile Apps, Full-stack, Cordova, WebSockets, Gatsby, Trading, XMPP, Software Development, Computer Science, Leadership, User Authentication, Trading Bots

I am working as Odoo developer. experienced in developing, building up and operating ERP for Wholesale business. I you want to develop new function for your Odoo ERP, I can help.

I have extensive experience across the entire lifecycle - I can be the guy you use to fill in the blank wherever you need it, whenever you need it. I can be your one-man army to pump out your MVP from planning to launch. I can be the occasional assist you need on your entrepreneurial project or small business, the extra hand for your existing team, your fractional CTO and everything in between. • Front end Design and Development (nuxt/next/js/ts/html/css) Developer • Back end Design and Development (Node.js, Python) Developer • Database Architect / DBA — standalone or clustered, OLTP, OLAP, NoSQL • Kubernetes, Docker, containerization - engineering, migration, optimization and maintenance • Systems/Linux/MS Engineer/Admin • Network/Firewall/Perimeter Security Engineer/Admin • Cloud and/or on-prem infrastructure Engineer/Admin • Quality Assurance, test automation • Scripter & workflow automation • Compliance, IAM, corporate systems/network security • DevOps, logging, monitoring, observability, documentation • Service desk management / ITIL • Bug fix troubleshooter / Fixer • Fractional CTO My development skills are built on a foundation of 20+ years in IT, infrastructure, and cybersecurity. I spent a decade contracting with Fortune 500 companies such as Microsoft, GE, GTE, and Nokia, and another 10 years with the DoD under security clearance. There I led engineering teams hands-on, built and secured nationwide networks and systems, delivered data centers including NATO’s headquarters, and stood up AFRICOM in Africa. I have experience working with: -- Single Entrepreneurial endeavors -- Startups -- Small teams -- Large teams -- Fortune 500 -- Highly secure and regulated environments -- Contract labor

For the past 13 years, I’ve been helping businesses replace spreadsheets, disconnected software, and manual processes with custom applications that simplify operations. I build secure, scalable business systems that become part of a company’s day-to-day workflow—from CRMs and client portals to financial platforms, internal dashboards, workflow automation, and custom reporting. I also enjoy stepping into existing projects, whether it’s fixing production issues, adding new features, modernising legacy code, or taking ownership of long-term maintenance. What I can help with • Custom CRM & ERP Systems • Client & Customer Portals • Internal Dashboards • Workflow Automation • Financial & Reporting Systems • API Integrations • Multi-tenant SaaS Applications I’ve built solutions for businesses in finance, insurance, healthcare, real estate, logistics, and non-profit organizations. I’m experienced integrating applications with services such as Stripe, QuickBooks Online, Google Workspace, Twilio, Zoom, DocuSign, Mapbox, and many other REST APIs. Technical Stack Backend: PHP, Laravel, MySQL, MariaDB, PostgreSQL, SQL Server, Oracle Frontend: Vue.js, Livewire, JavaScript, jQuery, Bootstrap, Tailwind CSS Infrastructure: AWS, Ubuntu, Apache, DigitalOcean, GitHub, Bitbucket I believe the best software starts with understanding how a business works. My goal is to build solutions that reduce manual work, improve visibility, and continue to scale as your business grows. If you’re looking for someone who can take ownership of your project and build reliable software that’s easy to maintain, I’d be happy to discuss your project.

I help businesses save time, reduce manual work, and build practical AI-powered workflows. I have a Master of Applied Data Science from the University of Michigan (4.0 GPA) and several years of experience in Python development, AI tools, data analysis, e-commerce, and business process improvement. I enjoy taking messy, repetitive processes and turning them into clear, repeatable systems using AI and automation. Areas I Can Help With AI & Automation • AI workflow design and consulting • Python automation and scripting • AI agents and MCP workflows • ChatGPT, Claude, Gemini, and AI-assisted business processes • API integrations • Prompt engineering • AI product testing and evaluation Automation Platforms • Zapier • Make • n8n • Google Workspace automation • Notion workflows • Process documentation and SOP creation Data & Analytics • Python • SQL • Data analysis and reporting • Google Sheets and Excel • Dashboards and business analysis • Data cleaning and transformation Amazon & Publishing • Amazon KDP publishing workflows • Amazon FBA operations • Amazon Ads (learning and expanding services) • Metadata and category management • AI-assisted publishing workflows Recent Projects • AI agent testing and technical evaluation • AI-powered video analysis application • Amazon KDP data processing and automation • Custom GPT and AI workflow consulting • Educational AI product evaluation and testing • Automated transcript and documentation workflows Why Clients Hire Me ✓ Strong communication ✓ Fast learner who adapts quickly to new tools ✓ Technical depth in AI and Python ✓ Business-minded approach to automation ✓ 100% Job Success Score on Upwork A recent client wrote: "Justin did a fantastic job with my AI testing project and went above and beyond. He was communicative and knowledgeable about AI and really put in the effort. I think he would be a great addition to any team in a variety of technical capacities. He also demonstrated good technical depth." If you're looking for someone who can combine technical skills, AI tools, and business thinking to improve workflows and build practical solutions, I'd love to discuss your project.