Software Developer - 23203 Outstaffing

Posted more than 30 days ago

Specialization: Java Python

Open to offers now

Cuba

Havana

More than 5 years

Upper Intermediate

Considering options

Full-time office work

Part-time work

Remote work (full-time)

Freelance (one-time projects)

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Experienced in solving applied artificial intelligence problems keeping in mind the integration of algorithms as software components into the solution workflow. Practical knowledge in handling uncertainty in data, solving heuristic search problems, and algorithm parallelization using MapReduce technologies. Experienced in text and opinion mining workflows applied to text categorization, opinion polarity calculation, and unsupervised topic detection.

Experience

Senior Data Scientist

Aleph Engineering

September 2015

Projects: Cuban Engineer platform: Is a talent pool and recruiting platform for software engineers that resumes the user information spread in several sources on the internet like GitHub, GitLab, Stack Exchange, among others. The main job with the team was to develop a skills processing module that allows evaluating skills, infer new skills and get insights from provided data. This feature increases the product value for engineers who want to become better and recruiters who want the best engineers on the job market. Duties: Develop an engineer's skills evaluator using GitHub, GitLab, and Stack Exchange data Propose a pipeline that allows inferring new skills from data provided by the APIs using a fuzzy cognitive map as the main algorithm for the evaluation process Create a well-documented API for the evaluation service using Flask Propose a graph-oriented data model to store the knowledge using ArangoDB Define a neural graph structure for the knowledge associated with the skills

Lead Data Scientist

Xetid

May 2011 - July 2015

Projects:

• DimeTu: Is a module to process opinion-related data used by the customer service department. The module was designed to find the main issues and flaws in company services and also evaluate how customer's opinions are related to provided services, improving in a short time the general opinion state and the quality of provided services.

Duties: Select a state of the art method for polarity estimation and an unsupervised topic detection method. The selected method is described in this paper Implement a semantic approach to find the main topics from a set of opinions using a hierarchical agglomerative clustering Implement a method to estimate the polarity from a set of opinions using a fuzzy aggregation operator and spaCy word embeddings

• Damix: Is a business intelligence platform that offers several advanced analytics. It includes reporting, data visualization, and BI predictive analytics. As a data scientist, his main job was focused on business intelligence and predictive analytics, proposing and developing the methods to provide evaluation, prediction, and simulation insights using large amounts of mixed and incomplete data. These features increased the number of clients by 12% and sales by 21.3%

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