David Costa Email & Phone Number

Lisbon, Portugal

At Omilia we live by the conviction that good technology is invisible to the final user. Our Natural Language Understanding platform, DiaManT® allows the enterprise to finally reap the benefits that artificial intelligence and natural language processing have been promising for years.Our technology delivers customer care in a conversational user interface, with end-to-end self-service that greatly improve the customer experience and significantly decrease operational costs.DiaManT® delivers a unified and seamless user experience across all channels, with voice, text, and touch. Facilitating immediate transactions, with easy and effective self-services in the Call Center through the IVR, on websites through Chat, and through Virtual Assistants in mobile apps.

Lisbon, Portugal

Lisbon, Portugal

Systems architecture, design, planning and setup of end to end solutions for customers;Systems setup: physical and virtual machines, operating systems (Linux distributions) and applications;Software design and maintenance of tools used for automation of tasks such as operating system preparation, backup, monitoring, auditing, configuration management;Systems administration.

Lisbon, Portugal

Led design and implementation of web-based solutions for costumers.Software maintenance.

Lisbon, Portugal

Managed the support team for PT’s international market, supporting Billing (Oracle BRM), Finishing, Mediation, Wholesale, Fraud, Roaming, Provisioning and Legacy systems for various customers in Africa and Asia.

Served as Oracle BRM specialist and development team coordinator for mediation and roaming streams as part of MTCXXI Transformation Program for MTC in Namibia.Guided, coached and led team in designing framework for BRM implementations, covering OOTB features as well as past implementations’ customizations, ported to version 7.5; effectively reduced implementation costs while increasing reliability and quality of delivered software.Developed agenda and materials for comprehensive internal training program for new BRM consultants, and delivered hands-on training.Project-managed 3G implementation of mobile data services for CST (São Tomé and Príncipe) including consulting on commercial set-up, customizations of billing and mediation systems, new online provisioning solution, and system training; earned highest evaluation for performance as a result of driving complex project to completion following three prior delays.Functioned as lead developer and team coordinator for Oracle BRM implementation integrating AIA and Siebel at CVT (Cape Verde), achieving full transformation across entire organization.Project-managed development and implementation of mobile data services for Timor Telecom involving challenging cutover with most of client’s systems, and completed roll-out on time despite understaffing issues. Led design and implementation of an online and offline provisioning product to allow applications to easily interact with network equipment, effectively lowering implementation costs, enhancing end-customer experience, and improving service availability and quality.Led design and development of a fully automated roaming product to manage and control roaming operations for telcosLed design and development of a user-friendly product to detect, manage and control fraud for telcosLed design and development of an offline mediation product (serving as an interface between network equipments and applications) for telcos

Led design and implementation of web-based solution (SG@web) for client’s (Banco Espírito Santo) intranet serving 7,000 users, greatly improving document archive system retrieval, preparation, caching, delivery and presentation.Project-managed development of fully-integrated international product to enhance management of BaaN licenses' usage, process control, automatic dispatching of messages and alerts, and instant messaging.

Played an active role in consultative and pre-sales activities to generate revenue growth for employer.Installed and maintained service station software solutions.

Demonstrated exemplary versatility in advising, designing, maintaining and troubleshooting PLC software and Siemens WF cards.

Collaboratively designed and implemented prototype of computer network to supervise and maintain robot controllers and associated software.Championed analysis and enhancement of stud welding automatic stations to increase productivity and QA.

Proficiently maintained hardware and software including accounting program and coded new solutions to meet wide-ranging business needs.Delivered technical training in various applications.

University Degree (5-Year Course ~ Masters Degree), Computer Science And Engineering

Courses And Certifications, Several

Red Hat RH199 - RHCSA Rapid Track Course Oracle Billing and Revenue Management Version 7: System Administration; Billing and Finance.

Courses And Certifications, Several

Siebel Certified Consultant Communication, Coaching and Leadership Negotiation Techniques Data Warehouse solutions with SQL Server Object.