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Project Description: We have a massive, state-of-the-art microservices platform (Phizica) that is 99% ready, but the final production deployment is failing. It runs perfectly in a local Docker cluster, but it is currently a "dark site" to the public internet because of networking/gateway blockages. The Technical Situation: Architecture: 10+ decoupled microservices (Node.js, Express, TypeScript, Prisma). Infrastructure: Docker Compose, PostgreSQL (PgBouncer), RabbitMQ (Outbox Pattern), and Nginx. The Problem: The machine is correctly assigned a Static Public IP ([login to view URL]), and our Nginx gateway is listening. However, we are getting Connection Timeouts from the public internet. It works on the internal office network but fails globally. Root Cause Suspected: Likely a Cloud Catalyst / Firewall NAT conflict at the ISP level (Vortex Infocom) or a misconfigured Nginx bridge between the Docker network and the WAN. What You Need to Do: Troubleshoot the Network Gate: Diagnose and bridge the gap between our Public IP and the internal Docker Nginx gateway. Firewall Orchestration: Ensure the correct port forwarding (80/443) and firewall rules (Windows/Vortex/Docker) are harmonized. SSL Deployment: Finalize the Certbot/ACME certificate issuance so the site is secure ([login to view URL]). Confirm Global Access: Verify the platform is accessible to all users worldwide, not just internal ones. Requirements (Experts Only): Deep expertise in Docker Networking and Nginx Reverse-Proxying. Strong background with Cloud Firewalls and VPC Networking. Experience with Microservice Orchestration (Outbox patterns, internal resolvers). Must be able to work fast—we are ready for launch.
Project ID: 40337980
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Active 16 days ago
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15 freelancers are bidding on average ₹7,233 INR for this job

Can I get the access to code base I will sort this issue immediately ? Issue might be docker network connection that interrupts with machine ip
₹7,000 INR in 7 days
4.9
4.9

As a seasoned Full-Stack Developer, I am confident that I have the skills and experience required to not only troubleshoot your microservices platform but also deliver a lasting solution that will foster its successful production deployment. My 7+ years of custom application development with Docker, Microservices, and Node.js have endowed me in-depth expertise in Docker Networking and Nginx Reverse-Proxying - key elements to resolve the Networking/Gateway blockages you are currently facing. In addition to docker networking and Nginx reverse-proxy, my familiarity with Cloud Firewalls, VPC Networking, and SSL deployment suits your need for Firewall Orchestration and ensuring global access for your platform. Furthermore, I'm well-versed in Outbox patterns and internal resolvers, which will come in handy as we tackle potential challenges in your architecture towards achieving a seamless international accessibility. Clients choose to work with me repeatedly not only because of my ability to communicate effectively and provide regular updates, but also because I deliver clean code that is well-documented and easily testable. This means any future developer working on your platform would have no trouble understanding and building upon the existing codebase. With me on board,I assure you we aren't just getting a technology resolution but a partner who's committed to your success. So let's waste no time. Hire me now for an efficient solution delivery and launch of Phizica!
₹12,000 INR in 7 days
1.3
1.3

Hi there, I can quickly diagnose and resolve your production “dark site” issue by bridging the gap between your public IP and internal Docker/Nginx gateway, leveraging deep expertise in Docker networking, reverse proxy configuration, and firewall/NAT orchestration. With strong experience in microservices architectures (Node.js, Prisma, RabbitMQ outbox patterns) and cloud networking, I will systematically validate ISP-level NAT behavior, Windows and Docker firewall rules, and Nginx upstream routing to eliminate the timeout issue, finalize SSL via Certbot/ACME, and ensure your platform is globally accessible over HTTPS. I’m ready to jump in immediately, work efficiently under launch pressure, and deliver a fully reachable, production-grade deployment. Best Regards, Laiba
₹1,500 INR in 2 days
1.2
1.2

I can quickly diagnose and resolve the connectivity issue preventing your microservices platform from being publicly accessible, and ensure a smooth, secure production launch. What I’ll Do: Troubleshoot the network gap between Public IP and Docker Nginx gateway Identify and fix firewall/NAT/ISP-level conflicts (Vortex Infocom, Windows, Docker) Validate and configure port forwarding (80/443) correctly Fix Nginx reverse-proxy routing between WAN and internal services Deploy and configure SSL (Certbot/ACME) for secure HTTPS Perform global access testing to ensure public availability Approach: I’ll perform a full network trace—from WAN to container level—to pinpoint the exact blockage (firewall, NAT, or bridge misconfiguration). Then I’ll align all layers (ISP → OS firewall → Docker → Nginx) to ensure seamless external access. Experience: Strong expertise in Docker networking, Nginx reverse proxying, microservices architecture, and cloud/firewall configurations. I’ve resolved similar “works locally but not public” deployment issues under tight timelines. Outcome: Platform accessible globally via public IP/domain Fully secured with SSL (https) Clean, production-ready deployment Available to start immediately and resolve this fast. Best regards, Mohit Gupta
₹7,000 INR in 7 days
0.0
0.0

Hello, I am an experienced network engineer, and system administrator. I have experience with Nginx, Postgresql, Docker and general Linux environments Additionally I have run and maintained cloud infrastructure and firewalls If you so wish I could send you my CV. I believe I can understand and resolve the issue relatively quickly, and would be very appreciative of the opportuniy. Thank you for your time ~Shahaf S.
₹7,000 INR in 7 days
0.0
0.0

This is a classic “works locally but fails globally” deployment gap, typically caused by a breakdown between Docker networking, Nginx routing, and external firewall/NAT layers. I’ve resolved this exact issue in production environments. Your stack is solid the problem is clearly at the network boundary, not the application layer. I’ll focus on bridging that gap and making Phizica publicly accessible without disrupting your setup. Here’s how I’ll approach it: ✔ Trace the full request path (Public IP → ISP/Vortex → host firewall → Docker → Nginx) ✔ Fix port forwarding and NAT alignment (80/443) ✔ Validate Nginx reverse proxy routing between WAN and Docker ✔ Ensure Docker ports are correctly exposed and mapped ✔ Resolve any ISP-level or firewall conflicts Quick check is Nginx running on the host or inside Docker with bridged ports? For production readiness: - Complete SSL setup (Certbot/ACME) - Verify HTTPS + redirects - Ensure firewall rules allow external traffic I’ll also validate global access, service health, and real-world stability. Since your system is 99% ready, this is a final-mile DevOps fix, and I’ll handle it with urgency. You’ll get a platform that is fully accessible, secure, and production-ready. Let’s connect and get Phizica live.
₹10,000 INR in 7 days
0.0
0.0

I can quickly diagnose and resolve your public access issue by bridging the gap between your Dockerized microservices and external network. With strong experience in Docker networking, Nginx reverse proxy, firewall/NAT configurations, and SSL setup, I will identify whether the issue lies in ISP-level NAT, port forwarding, or Docker bridge misconfiguration. I will ensure proper exposure of ports (80/443), configure Nginx correctly, complete Certbot SSL setup, and validate global accessibility. I can start immediately and help you make your platform publicly live and production-ready without delays
₹8,500 INR in 7 days
0.0
0.0

Hi, I’ve solved this exact issue before — services working inside Docker but not accessible publicly. It’s typically a networking mismatch, and I can diagnose it quickly. Approach: Network Diagnosis (Priority): Trace traffic from public IP to Nginx to find where packets drop Check if ISP blocks ports 80/443 or uses restrictive NAT Verify Docker is exposing ports to host, not just internal network Test with a simple TCP listener to isolate Docker, Nginx, firewall, or ISP issues Firewall Alignment: Sync Windows firewall, Docker port mappings, and router forwarding Ensure ports are bound to 0.0.0.0, not localhost Check for conflicting NAT rules between ISP gateway and router Nginx & Docker Fix: Validate Nginx upstream connectivity to all microservices Resolve internal DNS issues between containers Fix reverse proxy headers for APIs and WebSockets SSL Setup: Configure SSL via Certbot/ACME Enable auto-renewal and HTTPS redirect Final Checks: Test access from multiple external locations Verify all services via gateway Provide clear documentation of all changes Ready to start immediately and resolve this fast without unnecessary delay
₹7,000 INR in 7 days
0.0
0.0

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