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I am a mid-level Network & Full-Stack Engineer with over 3 years of experience, blending a solid telecom background with hands-on AWS cloud expertise. I have successfully delivered customer-facing AI voice workflows, PBX/VoIP solutions, and JavaScript extensions, demonstrating my capability to bridge infrastructure and code to enhance service reliability. My skills span routing, AWS serverless technologies, React/Next.js, and database integrations. I am passionate about roles that combine network, telecom, and software domains where I can contribute to driving operational efficiency and innovation.…I am a mid-level Network & Full-Stack Engineer with over 3 years of experience, blending a solid telecom background with hands-on AWS cloud expertise. I have successfully delivered customer-facing AI voice workflows, PBX/VoIP solutions, and JavaScript extensions, demonstrating my capability to bridge infrastructure and code to enhance service reliability. My skills span routing, AWS serverless technologies, React/Next.js, and database integrations. I am passionate about roles that combine network, telecom, and software domains where I can contribute to driving operational efficiency and innovation.

Ruomu Shao

Developer, Full Stack Developer, AI Engineer, +1

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I am a mid-level Network & Full-Stack Engineer with over 3 years of experience, blending a solid telecom background with hands-on AWS cloud expertise. I have successfully delivered customer-facing AI voice workflows, PBX/VoIP solutions, and JavaScript extensions, demonstrating my capability to bridge infrastructure and code to enhance service reliability. My skills span routing, AWS serverless technologies, React/Next.js, and database integrations. I am passionate about roles that combine network, telecom, and software domains where I can contribute to driving operational efficiency and innovation.…I am a mid-level Network & Full-Stack Engineer with over 3 years of experience, blending a solid telecom background with hands-on AWS cloud expertise. I have successfully delivered customer-facing AI voice workflows, PBX/VoIP solutions, and JavaScript extensions, demonstrating my capability to bridge infrastructure and code to enhance service reliability. My skills span routing, AWS serverless technologies, React/Next.js, and database integrations. I am passionate about roles that combine network, telecom, and software domains where I can contribute to driving operational efficiency and innovation.

Available to hire

I am a mid-level Network & Full-Stack Engineer with over 3 years of experience, blending a solid telecom background with hands-on AWS cloud expertise. I have successfully delivered customer-facing AI voice workflows, PBX/VoIP solutions, and JavaScript extensions, demonstrating my capability to bridge infrastructure and code to enhance service reliability.

My skills span routing, AWS serverless technologies, React/Next.js, and database integrations. I am passionate about roles that combine network, telecom, and software domains where I can contribute to driving operational efficiency and innovation.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Advanced

Work Experience

Network Engineer at Telnet Telecommunication

April 1, 2024 - Present

Manage L3+ infrastructure including BGP routing, VoIP/PBX systems, and complex network troubleshooting across ISP operations. Developed an AI-powered email assistance system using OpenAI API fine-tuning with RAG integration, cutting support response time by 70%. Built automated order management microservices for subscription workflows to eliminate manual delays. Integrated AWS Connect with on-premise PBX systems, improving call routing and reducing transfer times by 35%.

Intern Engineer at Lactalis

February 28, 2023 - August 25, 2025

Optimised PLC logic on the filling line, boosting throughput by 8%.