Paulo Da Costa

🧑‍🔧 Paulo — LAN, VOIP & VPN Networks Expert | Administration & Troubleshooting for Professionals

Network technician and administrator specializing in LAN, VOIP, VPN, and security infrastructures, I assist companies, firms, artisans, and SMEs in setting up, optimizing, and troubleshooting their network and professional telephony solutions.

With solid experience at OR-TEL, I work on demanding environments:

🔥 Network deployment

🔥 IP telephony

🔥 Multi-site interconnections

🔥 VLAN & security

🔥 Advanced support and maintenance

✅ My technical skills

🔹 LAN / WAN Networks

Configuration of routers, switches, VLANs, DHCP, DNS

Performance analysis, monitoring, network optimization

Infrastructure security and segmentation

🔹 VOIP & ToIP Telephony

Setup, configuration, and troubleshooting

Configuration of Yealink, Gigaset, W80/W90, softphones

SIP trunk, NAT, ALG, QoS, gateways, proxies

Resolution of voice incidents, disconnections, echoes, RTP quality

🔹 VPN & Remote Access

Site-to-site VPN and SSL VPN

Configuration for SMEs / multi-sites (IPsec, OpenVPN, L2TP)

Setup of secure access for remote work

🔹 Firewalls / Security

Stormshield, Draytek, TP-Link Omada, Sophos

NAT rules, filtering, logs, configuration audit

Hardening and security best practices

🔹 Professional Support & Maintenance

User support

Rapid diagnosis & incident resolution

Documentation and technical follow-up

Long-term support for SMEs

🎯 My added value

Rapid and targeted intervention

Clear communication for non-technical decision-makers

Adaptation to small structures (VSEs/SMEs)

Orientation towards reliability + security + operational simplicity

Solid field experience in real-world contexts

🧑‍💻 Paulo — Webdesigner & WordPress Site Creator (Artisans & VSEs)

Freelance webdesigner specializing in creating WordPress sites for artisans, freelancers, and small businesses, I help my clients gain local visibility and generate real leads through their website.

I design sites that are:

modern, fast, and secure

optimized for local SEO (Google & Google Business)

designed for conversion (calls, forms, quotes)

easy for the client to manage

I work with WordPress + Elementor to offer professional, scalable, and budget-friendly solutions.

✅ My services

WordPress showcase site creation

Redesign of existing sites

Local SEO & Google optimization

Performance, security & compliance

Maintenance & support

Digital consulting for VSEs

🎯 My added value

Specialist for artisans & VSEs

Clear and human communication

Accessible pricing

Personalized follow-up

Results-oriented approach

Your profession is your know-how.

Mine is to make it visible and profitable online.

🧑‍💼🧑‍🔧 Paulo — Founder & Telecom Technician | Costa Réseau & Télécommunication

I founded and managed the company Costa Réseau & Télécommunication, specializing in copper, DSL, fiber optic (FTTH) networks and fiber optic network construction, working with professional clients, operators, and telecom integrators.

As a business owner and field technician, I handled project management, client relations, and technical interventions, with a high standard of quality, reliability, and compliance with operator standards.

✅ Areas of intervention

🔹 Copper / ADSL / VDSL Networks

Installation, commissioning, and troubleshooting of copper lines

Fault diagnosis, speed loss, instability

Line testing, DSL measurements, customer cabling verification

🔹 Fiber Optic Client (FTTH)

Customer connection from PMZ → PBO → PTO

Fiber splicing and commissioning

Fiber troubleshooting, optical measurements, signal validation

🔹 Fiber Network Construction

Laying fiber optic cables overhead, facade, and underground

Installation of manholes, conduits, boxes, and PBOs

Organization of fiber optic pathways

Compliance with safety and telecom standards

🔹 Business Management & Client Relations

Prospecting and client follow-up

Quotes, work planning

Intervention coordination

Quality and customer satisfaction monitoring

Billing and operational management

🎯 My added value

Dual technical + entrepreneurial expertise

Complete vision from site to maintenance

High field autonomy

Excellent organizational skills

Adaptation to operator & client constraints

Recognized quality of work in the field