Joel Costa Email & Phone Number

Rio De Janeiro, Rj, Br

Rio De Janeiro

Responsible for the OLX advertising platform, which orchestrates all stages of the ad lifecycle and is a key player in the company's classified product ecosystem. It needs to deal with a huge volume of data and, therefore, presents very interesting challenges related to the scale of processing (throughput), data persistence and efficient communication with other systems.Main activities: communication and negotiation with other teams (platform consumer), evaluation of the services metrics, goals definition, OKRs, scope definition and roadmaps, quality control of deliverables, monitoring of technical definitions directly with developers (REST Microservice in Java), co-project management.

Rio De Janeiro, Brasil

Product Manager of the Payments Platform of one of the largest telecom companies in Brazil, Oi Móvel, a product with financial value of transactions around 100 M / month. The main point of action is in the relationship with the customer's product and project teams. I took care of the b2c payment systems and services for a series of products, including subscriptions and recurrence, through credit card, bank slip and PIX, and I led the project to migrate the customer base to the buyer consortium (Tim, Vivo and Claro).Main activities: communication and negotiation with our client and third sales partners, evaluation of the payment services metrics (database and logs queries, Spotfire/Tableau dashboards), goals definition, scope definition, quality control of deliverables, establishment of technical definitions directly with developers (Java, Python), co-project management.

Rio De Janeiro

Product Manager of the Payments Platform of one of the largest telecom companies in Brazil, Oi Móvel, a product with financial value of transactions around 100 M / month. The main point of action is in the relationship with the customer's product and project teams. I took care of the b2c payment systems and services for a series of products, including subscriptions and recurrence, through credit card, bank slip and PIX.Main activities: communication and negotiation with our client and third sales partners, evaluation of the metrics of payment services (database and logs queries, Spotfire/Tableau dashboards), goals definition, scope definition, quality control of deliverables, establishment of technical definitions directly with developers (Java, Python), co-project management.

Rio De Janeiro Area, Brazil

Product owner with technical background responsible for evolution and maintenance of newspaper websites O Globo and Extra and Época magazine, that exceed 150M visits per month. Working along with development teams of product giving them context and direction for the actions which will lead to the achievement of objectives and key results. Participation in the deployment of content managers (CMS and WCM). Early adopter of agile practices at Infoglobo, using Scrum. Selected for the program of leadership training company in 2012.Main activities: communication and negotiation between the areas of digital business (technology, newsroom, product, BI and commercial), evaluation of the metrics of sites (Google Analytics), optimization for search engines (SEO), goals definition, scope definition, quality control of deliverables, establishment of technical definitions directly with developers (Java, Python), co-project management, co-management of people.

Acting in planning and implementation projects for internet solutions at Infoglobo, including content publishing tools, integration with internet services, as well as communities, Ajax interfaces and mobile products. Technologies used: Visual Basic, ASP.NET, Javascript, XML, XSL e SQL.

Leader of IT projects, being responsible for scope definitions, project timelines, resources allocation, and follow up meetings, developing projects for several segments such as digital television (SKY TV – fault monitoring), security system and hardware vendors (Módulo - e-commerce), and network switches (Alcatel and Furnas – service monitoring). Responsible for the conception and the functional requirements definition for a WCM (Alligator), leading the development team, and the first customers’ deployments (TV Rio Sul and O DIA). Technologies used: Visual Basic, ASP, XML, SQL.

Developing e-commerce websites and content publishing tools for important newspaper enterprises – Lance, Panorama Brasil, Valor Econômico, Infoglobo and O DIA. Technologies used: visual basic, ASP, HTML, Javascript and SQL.

Part of the team that dealt with Y2K issue within the company’s largest customer DeMillus Indústria & Comércio, converting COBOL programs (mainframe) into desktop client-server applications developed in Visual Basic and Sybase.

Responsible for the maintenance of the company’s website, The Bloch Planet, using HTML and CGI in Perl.

M.Sc., Artificial Intelligence

Getting deeper into the machine learning field, the goal of the work was to adopt discriminative models, as Conditional Random Fields.

B. Sc., Computer Science

Activities and Societies: LTC/NUTES/UFRJ scientific initiation scholarship holder during 3 years Final Project: WEBMED - A case of an OO.