Firewall Experts For Hire
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Hire Hubready
A US-based engineering team — in business since 2008, registered in South Florida. Clients bring us in when systems become too complex, too slow, or unreliable — or when an AI idea needs to become a real, production-ready product, not just a prototype. We don't just write code — we build systems that work in the...A US-based engineering team — in business since 2008, registered in South Florida. Clients bring us in when systems become too complex, too slow, or unreliable — or when an AI idea needs to become a real, production-ready product, not just a prototype. We don't just write code — we build systems that work in the real world. We're a senior Full-Stack & AI engineering team with deep experience designing, building, and scaling production-grade software across AI automation, SaaS platforms, data pipelines, and high-volume e-commerce. We bring both an engineering and a business mindset, so what we deliver is technically sound, maintainable, and ROI-driven. ✓ What we do best – AI & Automation • LLM integrations (OpenAI, RAG pipelines, embeddings, copilots) • Intelligent workflow automation and data processing • AI-powered internal tools and dashboards • Zapier, n8n, Selenium, Python, Beautiful Soup • Stock trading algorithms/bots for Schwab, E*TRADE, and more – Backend & Data Engineering • Custom APIs and event-driven architectures • PostgreSQL at scale (partitioning, optimization, analytics) • ETL pipelines across Shopify, Salesforce, ERP, and custom systems • Node.js, Python, TypeScript – Frontend Development & UX • Modern, responsive frontends built for real users • React, Next.js, and component-driven UI architecture • Data-heavy dashboards built for performance • Clean UI/UX that balances usability, speed, and clarity – Mobile App Development • Cross-platform apps for iOS & Android • React Native, Flutter, and modern mobile stacks • Secure API integration and real-time data sync • Built for performance, stability, and growth – Cloud, DevOps & Reliability • Docker / Podman, CI/CD pipelines, secure deployments • Observability, logging, and performance tuning • Systems designed to scale without constant maintenance ✓ How we work • Clear communication and structured milestones • Production-ready code — no shortcuts or fragile builds • Proactive technical guidance when we see risks or better paths • Long-term thinking: solutions that grow with your business Working with a US company since 2008 means accountability, clear English-language communication, and a team that's still here to support what we build. If you need a senior team that can own frontend, backend, data, mobile, and AI end-to-end — and deliver clean, scalable results — let's build it right. Message us with your project and we'll tell you honestly how we'd approach it. less -
Hire MaTGaPa
I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP...I started with BeOS in 2002, because of a friend, who showed me something other than Windows, Always I worked repair PC & Laptops. Now I have more 10 years of experience in Server Linux. I can manager servers dedicated, servesr VPS, servers shared, etc. Setup and management you server; Apache/Nginx/Tomcat. SMTP Postfix, POP/IMAP Dovecot. FTP Vsftpd, Proftpd, Pure-ftpd-mysql. Dns Bind9, dnsmasq. File Server & printer Samba (dc-ac). Network administrator: isc-server-dhcp, openvpn, etc. Install and renew SSL certicate. All services on cloud; AWS, Azure, etc. Also website and E-mail migrations. ALL panels and web managers. Management all Linux distributions. Setup, security and optimization your server. __________________________ VERY IMPORTANT!!! “Hi I'm Matias, someone is trying to impersonate me, this account is the only one active and verified by freelancer! I DON'T USE ANY OTHER MEANS OF CONTACT, ONLY FREELANCER CHAT!” ----------------------------------------- less -
Hire taraskkorol
I build modern web applications and AI-powered SaaS products from idea to production. My focus is creating reliable, scalable systems that are easy to maintain and ready for real users. I work across frontend, backend, APIs, and AI integrations, helping startups and businesses turn concepts into working products...I build modern web applications and AI-powered SaaS products from idea to production. My focus is creating reliable, scalable systems that are easy to maintain and ready for real users. I work across frontend, backend, APIs, and AI integrations, helping startups and businesses turn concepts into working products quickly and cleanly. What I can help with: • Full-stack web development • AI features and automation • SaaS architecture and MVP builds • API integrations and performance optimization - Mobile App development with AI Integration I value clear communication, realistic timelines, and delivering solutions that actually solve business problems. less -
Hire cliftonc20
I help businesses automate workflows and save time using AI. I build custom GPT-powered chatbots, document processing tools, and automation systems that reduce manual work and improve efficiency. Whether you need a chatbot for your website, AI-powered data processing, or workflow automation, I can deliver a reliable...I help businesses automate workflows and save time using AI. I build custom GPT-powered chatbots, document processing tools, and automation systems that reduce manual work and improve efficiency. Whether you need a chatbot for your website, AI-powered data processing, or workflow automation, I can deliver a reliable solution quickly. What I can build for you: • AI chatbots (customer support, FAQ, internal tools) • Document Q&A systems (PDF, CSV, knowledge base) • GPT-powered automation workflows (Zapier / Make) • Custom backend APIs using Python and FastAPI Tech stack: Python • OpenAI (GPT-4/5) • FastAPI • Zapier / Make • REST APIs • PostgreSQL Why work with me: • Fast delivery and clear communication • Focus on business results, not just code • Clean, scalable, and production-ready solutions Let’s build something that saves you time and grows your business. less -
Hire prateekpatel05
Senior IT & ERP Specialist | Infrastructure, Database & Security Architect With over 9 years of robust experience spearheading comprehensive IT operations and enterprise-scale ERP lifecycles, I help businesses streamline operations, secure their infrastructure, and scale efficiently. Core Areas of Expertise: ERP...Senior IT & ERP Specialist | Infrastructure, Database & Security Architect With over 9 years of robust experience spearheading comprehensive IT operations and enterprise-scale ERP lifecycles, I help businesses streamline operations, secure their infrastructure, and scale efficiently. Core Areas of Expertise: ERP Management & Implementation: End-to-end deployment, customization, and management of BAAN, STERP, Gennext, and SAP NW7 systems. Database & Server Administration: Expert-level SQL, comprehensive database administration, server management, and rigorous server hardening. Network Infrastructure & Security: Advanced configuration of Firewalls (Fortigate, Sophos, Cisco), Network Architecture, DNS/DHCP/WSUS/RDP, and Active Directory. Cloud & User Administration: Complete Office 365 migration, deployment, and identity access management. Physical Security Integration: Design and oversight of CCTV and EPBX communication infrastructures. Whether you need to troubleshoot a complex SQL database bottleneck, architect a secure network posture, handle an O365 migration, or plan a major ERP rollout—I deliver industry-standard documentation, technical guides, and flawless execution. Let's optimize your IT ecosystem today! less -
Hire ahsan8601
Hi, I'm Ahsan, a VoIP and Unified Communications expert based in Pakistan. I lead a team of 4 specialists, and for the past 7 years we've been providing backend support to multiple VOIP provider businesses—handling everything from setup and security to ongoing maintenance. I specialize in Avaya solutions, working...Hi, I'm Ahsan, a VoIP and Unified Communications expert based in Pakistan. I lead a team of 4 specialists, and for the past 7 years we've been providing backend support to multiple VOIP provider businesses—handling everything from setup and security to ongoing maintenance. I specialize in Avaya solutions, working directly with Avaya business partners globally offering comprehensive support for: ✅ Avaya Communication Manager (CM) ✅ System Manager (SM) ✅ Session Border Controller for Enterprise (SBCE) ✅ Orchestration Designer (Avaya OD) ✅ SIP trunking ( Telnyx, Twilio, Voxtelesys and Voip.ms) ✅ System integration and remote troubleshooting Beyond Avaya, I also have deep expertise in open-source VoIP technologies, including: ✅ Asterisk / FreePBX, 3CX & Vital PBX installation and customization ✅ SIP debugging, call routing, and diagnostics ✅ AI Voice Assistant for your Business Telephony ✅ AI Chat Assistant for your Business Telephony My skillset includes robust networking knowledge: ✅ VPNs (IPSec, WireGuard, OpenVPN and site-to-site tunnels) ✅ Firewall Configurations ( Fortinet, pfSense, OPNsense & OpenWRT) Whether you're building a new VoIP system, need ongoing support, or are facing complex SIP/NAT or SBC issues, I can help you build and maintain a secure, scalable, and stable communication platform. Let me be your remote VoIP partner — reliable, efficient, and available when you need it most. less -
Hire natesd
✅Python✅PHP✅Scraping✅ Automation ✅Full-Stack ✅Mobile✅Web3✅Excel + Power BI I'm a Staff-level Software Engineer with 20+ years of experience building complex systems across startups and global companies like Cisco Systems and Qualcomm. I specialize in designing and delivering production-grade systems end-to-end - from...✅Python✅PHP✅Scraping✅ Automation ✅Full-Stack ✅Mobile✅Web3✅Excel + Power BI I'm a Staff-level Software Engineer with 20+ years of experience building complex systems across startups and global companies like Cisco Systems and Qualcomm. I specialize in designing and delivering production-grade systems end-to-end - from low-level real-time infrastructure all the way up to full-stack web and mobile applications. Most developers focus on one layer. I bring deep systems expertise + full-stack execution, which means I can take ownership of your entire product. ⚡ What I Do 🔹 Real-Time & Performance-Critical Systems Low-latency applications, streaming, audio/video, and systems that must perform under pressure. 🔹 AI Integration (Production, Not Hype) RAG systems, speech processing, and integrating AI into real-world products. 🔹 Full-Stack & Mobile Development Modern web apps and cross-platform mobile apps when needed—built on solid backend architecture. 🔹 System Architecture (0 → Scale) I design systems that are maintainable, scalable, and ready for real users—not just prototypes. 🏆 Experience Highlights Technical Lead — Cisco Systems ✔ Led real-time audio and ML-powered systems used in Webex ✔ Delivered cross-platform production systems (desktop + mobile) ✔ Owned architecture from design to deployment Senior Software Engineer — BabbleLabs ✔ Built real-time AI speech systems from scratch ✔ Developed system-level integrations across OS environments 🧩 Technical Breadth Systems & Backend: C/C++, Python, Go, Node.js, distributed systems, microservices Full Stack: React, modern frontend frameworks, REST APIs Mobile: Cross-platform + native integration experience AI / Data: LLMs, RAG, speech processing, real-time ML Platforms: Linux, macOS, Windows 🎯 What Makes Me Different Most freelancers: -Build features I: 💪Design systems that last 💪Solve complex engineering problems 💪Own projects end-to-end 📩 Let’s Talk If you need someone who can design, build, and scale your system the right way, send me a message - I'll help you define the best approach before we start. less -
Hire tarasd6
I'm an AI-powered Full Stack and Mobile Developer with 8 years of experience building scalable applications and intelligent software solutions. Over the years, I've developed multiple AI-driven products, including AI face recognition systems, AI video assistants, intelligent chatbots, and workflow automation tools...I'm an AI-powered Full Stack and Mobile Developer with 8 years of experience building scalable applications and intelligent software solutions. Over the years, I've developed multiple AI-driven products, including AI face recognition systems, AI video assistants, intelligent chatbots, and workflow automation tools powered by modern machine learning technologies. My expertise spans full-stack development, with a strong focus on React, Next.js, Node.js, FastAPI, PostgreSQL, mobile applications, and cloud-based deployment. I also have experience building SaaS platforms, blockchain applications, and AI-integrated business solutions. I help startups, founders, and businesses launch products faster, automate repetitive processes, improve operational efficiency, and solve complex technical challenges through AI and modern web development. less -
Hire tahasohail763
tahasohail763 tahasohail763
$15 USD / hour
Top Freelancer | Mobile App Developer & Web ExpertPakistanI am a Mobile App Developer and Web Developer with 8+ years of experience building high-quality applications for startups and businesses I specialize in mobile app development using Flutter for iOS and Android, and also build scalable web applications using Laravel and Node.js As a mobile app developer, I focus on...I am a Mobile App Developer and Web Developer with 8+ years of experience building high-quality applications for startups and businesses I specialize in mobile app development using Flutter for iOS and Android, and also build scalable web applications using Laravel and Node.js As a mobile app developer, I focus on creating apps that are fast, stable, and ready for real users, not just basic demos I work with clients as a long-term technology partner or as a dedicated mobile app developer to deliver specific features, modules, or complete products I build mobile and web systems that are structured, scalable, and easy to maintain, so your product can grow without technical issues With 60+ completed projects, I have experience in SaaS platforms, mobile applications, and custom web systems across different industries What can I help you with • Mobile app development for iOS and Android using Flutter • Cross-platform mobile app developer services • Web application development using Laravel and Node.js • SaaS product development from idea to launch • Backend systems APIs and integrations • Admin panels, dashboards, and business tools • Improving performance, fixing bugs, and scaling apps I do not just write code as a mobile app developer; I focus on building solutions that support your product's long-term growth If you are looking for a reliable mobile app developer who can also handle web systems, feel free to reach out, and we can discuss your project less -
Hire AdminSuppITC1
AdminSuppITC1 AdminSuppITC1
$75 USD / hour
Security, IT Network & Remote Support & WEB-DesignUnited KingdomCybersecurity Specialist | Web Design and Web Development Services(SEO) | Network Security & Remote Support | Penetration Testing Services I help startups, small businesses, and growing organisations secure their IT environments, optimise operations, and reduce technology risks through practical, cost-effective...Cybersecurity Specialist | Web Design and Web Development Services(SEO) | Network Security & Remote Support | Penetration Testing Services I help startups, small businesses, and growing organisations secure their IT environments, optimise operations, and reduce technology risks through practical, cost-effective solutions. With expertise across cybersecurity, cloud services, network administration, endpoint protection, and remote IT support, I deliver reliable technology solutions that improve security, performance, and business continuity. From securing remote work environments and implementing Microsoft 365 or Google Workspace to hardening systems and conducting security assessments, my focus is on providing measurable results and long-term value. I work closely with clients to identify vulnerabilities, strengthen security controls, streamline IT operations, and ensure systems remain resilient against modern cyber threats. Core Services Web Design & Development Services • Custom Business Website Design • Responsive Mobile-Friendly Websites • WordPress Website Development • E-Commerce Store Development • Website Redesign & Modernisation • Website Performance Optimisation • SEO-Friendly Website Structure Cybersecurity & Information Security • Security Assessments & Risk Analysis • Vulnerability Management • Penetration Testing • Endpoint Protection & Hardening • Multi-Factor Authentication (MFA) • Phishing Protection & Security Awareness • Firewall & Network Security Configuration • Zero Trust Security Fundamentals IT Support & Systems Administration ◇ Remote Technical Support ◇ Windows & Linux Administration ◇ Software Installation & Configuration ◇ Email, VPN & Connectivity Troubleshooting ◇ Device Optimisation & Patch Management ◇ Printer & Peripheral Support Network & Remote Office Solutions ◇ Secure Wi-Fi Configuration ◇ VPN Deployment ◇ Router & Firewall Hardening ◇ Network Performance Optimisation ◇ Remote Workforce Security Key Skills Cybersecurity • Information Security • Penetration Testing • Vulnerability Assessment • Network Security • Endpoint Security • Linux Administration • Windows Administration • Cloud Infrastructure • Identity & Access Management • Firewall Management • VPN Technologies • Security Compliance • Incident Response • Risk Management • Technical Support Why Work With Me ✓ Security-first approach to every project ✓ Fast response and clear communication ✓ Solutions tailored to small businesses and startups ✓ Strong focus on reliability, scalability, and risk reduction ✓ Professional documentation and ongoing support My goal is simple: help businesses operate securely, efficiently, and confidently while protecting their critical systems, data, and users. less
