Personal Info

Full Name: Pablo Gabriel Celayes

Place and Date of Birth: C órdoba, Argentina, 21.September.1982 Passport Number: AAC980516

Marital Status: S ingle

Cell phone number: +316********, +543*********

e-mail: p acy61d@r.postjobfree.com

Skype user: p ablocelayes

GitHub: h ttps://github.com/pablocelayes

LinkedIn: h ttps://www.linkedin.com/in/pablogabrielcelayes Hackerrank: h ttps://www.hackerrank.com/pcelayes

Notes:

● The following abbreviations for institution names are used throughout this document:

FaMAF : Faculty of Mathematics, Astronomy and Physics, Córdoba, Argentina.

UNC : National University of Córdoba, Argentina.

CONICET: National Council for Scientific and Technical Research, Argentina.

DAAD: Deutscher Akademischer Austausch Dienst (German Service for Academic Exchange)

● The argentinean academic grading system is numeric and goes from 1 to 10 (10 being the best grade) Studies

Elementary School

[1989-1995] Instituto Corazón de María, Córdoba, Argentina High School

[1996-2000] Instituto Secundario Corazón de María, Córdoba, Argentina Title: B achelor oriented to Economy and Management, with specialization in Business Management. GPA: 9 .16

University

All the following studies taken in FaMAF, UNC.

Undergraduate

[2001-2006] Licentiate in Mathematics (Master’s equivalent) Thesis Work: D escriptive Set Theory and Nondeterministic Labeled Markov Processes Supervisors: Ph. D. Pedro D’Argenio, Ph. D. Pedro Sánchez Terraf GPA: 9 .8

[2001-2013] Bachelor in Computer Science

GPA: 9 .44

[2001-present] Licentiate in Computer Science (Master’s equivalent) Approved Courses: 26 out of 27

Current GPA: 9 .27

Thesis work (in progress):

Topic: C ontent Recommendation improvements through Social Network Analysis Supervisor: Ph. D. Martín Domínguez

Estimated graduation: Mar/2017

Graduate

[2007-2012] Ph.D. Studies in Mathematics ( incomplete) Field: Universal Algebra

Topic: Clones of Algebraic Functions and Algebraically Expandable Classes Supervisor: Ph.D. Diego Vaggione.

Languages

Spanish

native language

English

fluent (speaking, reading, writing)

German

intermediate (speaking, writing); fluent (reading) Level: B 2 (certified at DAAD examination)

French

basic (speaking, reading, writing)

Publications

[Sep.2009] N ondeterministic Labeled Markov Processes: Bisimulations and Logical Characterization, 6t h

International Conference on Quantitative Evaluation of SysTems (QEST) (2009). Joint work with P. R. D'Argenio, N. Wolovick, and P. Sánchez Terraf Working Experience

[October/2016 - present]

Self employed

Freelance Data Scientist and Developer

[April/2016 - September/2016]

Booking.com

Position: Backend Developer

Team: Genius Deepen

Tasks:

● Dashboards and reports for strategic onboarding of new properties

● Reporting and visualization of business impact for properties that joined the programme.

● Optimizing for end users (front-end experimentation)

● Improving property awareness of the program

● Agile product development, innovation and experimentation Other accomplishments:

● Organizing workshops to improve Machine Learning proficiency of developers across the company

● Worked in 3 hackathon projects related to machine learning and data visualization, acting as a bridge between back-end developers and data scientists. 2 of them already evolved into live products.

Tools: Hadoop/Hive, MySQL, Graphite, Perl, Mason, Moose, A/B-testing

[March/2014 -April/2016]

OTA Expert

Position: Full-stack Python/Django Developer

Project: Price strategy optimization platform for the hotel industry Tasks:

● Scraping and analysis of booking and pricing data. (scrapy, splinter)

● Deployment and implementation of price analysis web application. (Django, MySQL)

● Front-end development and interactive visualizations. (Twitter Bootstrap, jQuery, Flot.js)

● Machine Learning and statistical analysis. (scikit-learn, pyBrain, theano)

● Sentiment Analysis over hotel reviews (NLTK)

References: K amer Ali Yuksel (acy61d@r.postjobfree.com)

[December/2013 - April/2016]

UpWork ( formerly oDesk)

Position: Freelance Researcher and Developer

Tasks:

Providing solutions to research and development problems on diverse fields:

● Cryptography: Analysis and improvement proposals for the 802.11 wireless security protocol. Prototyping using pycrypto.

● Natural Language Processing: backend development on a news filtering system using gensim, nltk, scikit-learn, flask and mongodb. Improvements on feature extraction algorithms and text classification with ESA.

● Answer-key development for a Python course on Data Analysis & Visualization, using pandas, scikit-learn, numpy, matplotlib, iPython Notebook, mahotas (image processing) and Tkinter (GUI).

● Analysis, normalization and missing value completion on a large dataset using pandas. Debugging of scoring algorithms.

● Incremental Hierarchichal Aglomerative Clustering over news articles.

● Data Analysis and Quadratic Programming algorithms for Portfolio Optimization.

● DB design, data importing and proposal of ML algorithms for real estate valuation.

● Twitter data collection, statistical analysis and map visualizations using Bokeh.

● Classifier for analysis of political tendencies on Twitter.

● Sentimenty analysis, Keyword extraction and named entity recognition over free form text.

● Natural Language Generation for sentence re-writing tasks.

● Planning, team building, management and development for a trip deal platform.

● Development of a prototype for a news classifier based on crowd-sourced labeled articles. References: h ttps://www.upwork.com/freelancers/~01fe4d5568ee0b5024

[April/2014 - April/2015]

Cogfor

Position: Freelance NLP Python Developer

Project: News filtering system and enterprise knowledge management platform Tasks: Research and backend development on feature extraction, multilingual topic modeling, social recommendation and model augmentation.

Tools: gensim, NLTK, scikit-learn, Flask, mongoDB, Solr. References: R ene Nederhand (acy61d@r.postjobfree.com)

[november/2013 - december/2013]

BairesDev

Position: Researcher and C#/.NET Developer

Project: Business Intelligence tools.

Tasks: Lead generation through web scraping.

Tools: C#/.NET, MS SQL-Server.

References: I gnacio De Marco (acy61d@r.postjobfree.com)

[1998-2013]

(Self employed)

Position: Freelance Math teacher.

Tasks: Giving personalized classes to high school, undergraduate and graduate students, helping them to understand and appreciate the beauty of Mathematics. Many years of experience training students who participate in Math Olympiads. Successfully prepared for international sufficiency exams like GRE, IGCSE or GMAT.

[july/2013 - november/2013]

Infoxel

Position: Python/Django Developer

Project: i nfoAD, a web app to analyze information about advertising on mass media.(h ttp://infoad.com.ar/)

Tasks: Full-stack development through active collaboration with a small team of developers & designers using SCRUM methodology. Main responsibilities: unit testing (nose), debugging, visualizations (Google Charts API), email alert system, debugging of semi-automated TV-ad detection system (PHP). References: D iego Lis (acy61d@r.postjobfree.com)

[may/2012 - december/2012]

Academia Argüello

Position: Bilingual Math Teacher

References: S usana Cabido (acy61d@r.postjobfree.com)

[mayo/2012- agosto/2012]

Machinalis

Position: AI/NLP Python Developer

● Project: Mtrans, an automated commercial machine translation system Tasks: Adapt the back-end to use the Moses statistical machine translation package.

● Project: Sose, a chat-bot to answer questions about Python programming Tasks: Back-end development, scraping of the official Python documentation and generation of structured RDF data, using BeautifulSoup.

References: M arcos Spontón (acy61d@r.postjobfree.com)

[2011]

FAMAF, UNC

Position: Assistant Professor

Subjects taught:

● Calculus I for Computer Science

● Logic

References: D iego Vaggione (acy61d@r.postjobfree.com)

[2007-2012]

CONICET (Algebraic Semantics group, FaMAF, UNC)

Position: Research Fellow (with a full scholarship as Ph.D.Student) References: D iego Vaggione (acy61d@r.postjobfree.com)

[Apr.2009-Jun.2011]

LavandaInk ( now LVK Labs)

Project: Interactive pickup game for iPhone

Position: Objective-C Developer, Partner

Tasks: Development, QA and creative tasks, collaborating with a team of very skilled colleagues using a remote variation of SCRUM. Introduction of Natural Language Generation techniques using Python. Tools: Objective-C, Cocos2D, Git, Qt, Python.

References: N éstor Bustamante (acy61d@r.postjobfree.com)

[2007]

Brightsector

Project: Contextual advertising system

Position: NLP Java Developer

Tasks: Development of keyword extraction algorithms using TF-IDF similarity and crawling the Spanish Wikipedia as a language model.

Tools: Java, Lucene.

References: L eandro Groisman (acy61d@r.postjobfree.com)

[2006]

BeRepublic (Spain)

Project: PetsPlace.com

Position: Freelance PHP Developer

Tasks: Website modifications and maintenance.

[2004-2006]

Smarthinking.com (USA)

Position: Online bilingual Math tutor

References: Alicia Breyter (acy61d@r.postjobfree.com)

[2003, 2005, 2006]

FaMAF, UNC

Position: Student Helper

Subjects taught:

First Semester 2003: N umerical Analysis I

Second Semester 2003: Calculus II

First Semester 2005: C alculus I

Second Semester 2005: C alculus II (Computer Science) First Semester 2006: D iscrete Mathematics II

Second Semester 2006: L ogic

References: FaMAF - Tel.: +54-035*-*******

Grants and Awards

[2010-2012] Grant for doctoral studies, stage 2 (3 years), CONICET

[2010] One-semester DAAD grant to visit the Technische Universität Dresden (Germany) to take courses and make scientific cooperations on the field of Clone Theory.

[Sep.2009] B est Paper Award for N ondeterministic Labeled Markov Processes: Bisimulations and Logical Characterization, at QEST 2009.

[2007-2010] Grant for doctoral studies, stage 1 (3 years), CONICET

[2005-2006] "Conciencias" grant, given by Cordobese Agency for Science to support my degree thesis.

[2005] Cordobese Students Award, awarded by the Provincial Government of Córdoba. Note: In argentinean academic institutions, the top graded students are honoured as Flagholders for official ceremonies.

[2005] First Flagholder, representing FaMAF.

[2004] Third Flagholder, representing FaMAF.

[2004] Third Flagholder, representing UNC.

[2004] One-semester grant to study in the Universidad Autónoma de Madrid, Spain.

[2000] Second Flagholder, Instituto Corazón de María.

[2000] Cordobese Students Award, awarded by the Provincial Government of Córdoba. at Mathematics Competitions

College Level

Paenza Universitary Competition.

[Aug.2006] F irst Place (in team with Juan Sebastián Rodríguez)

[Aug.2005] F ifth Place (in team with Juan Sebastián Rodríguez)

[Aug.2004] F irst Place (in team with Fernando Pastawski)

[Aug.2002] T hird Place (in team with Diego Lis)

[Aug.2001] T hird Place (in team with Reimundo Heluani) Universitary Iberoamerican Mathematical Olympiad.

[Nov.2005] B ronze Medal

[Nov.2001] H onourable Mention

High School Level

[Mar.2001] T hird Place in Argentina the X III Asian Pacific Math Olympiad .

[Dec.2000] G old Medal in the I X Olimpíada Matemática Rioplatense .

[Nov.2000] N ational Champion in the X VII Olimpíada Matemática Argentina .

[Sep.2000] S ilver Medal in the 15o Olimpiada Iberoamericana de Matemática.

[Jul.2000] B ronze Medal in the 41o International Mathematical Olympiad.

[Mar.2000] S ilver Medal i n Argentina the X II Asian Pacific Math Olympiad .

[Nov.1999] H onourable Mention in the National Tournament of the X VI Olimpíada Matemática Argentina .

[Oct.2000,Mar.2001] H onourable Diploma representing Buenos Aires in the X XII Tournament of Towns .

[Sep.1999] C hampion i n the 2nd Level of the 1st Provincial Math Olympiad of Córdoba.

[Aug.1999]: R eserve student in argentinean team for the X IV Iberoamerican Mathematical Olympiad .

[Oct.1999,Mar.2000]: H onourable Diploma representing Buenos Aires in the X XI Tournament of Towns .

[Apr.1998] H onourable Mention in the selection exam for the IX Olimpiada Matemática del Cono Sur . References:

Olimpiada Matemática Argentina: http://www.oma.org.ar Fundación Ernesto Paenza: h ttp://mate.dm.uba.ar/~cepaenza/ at Coding Competitions

[2016] H ackerRank Ad Infinitum 15 (Math Programming Contest): Ranked 63 out of 1014 contestants (t op 7%)

[2015] B ooking.com's Hack-a-Holiday online coding competition: t op-10 performer out of over 400 developers around the World, picked to travel to Booking.com's headquarters in Amsterdam and take part of a 2-day on-site hackathon.

https://www.youtube.com/watch?v=AMVOJ9AefIY

[2014] H ackerRank CodeSprint5 : Ranked 629 out of 4140 contestants ( top 16%) at Hackathons

[Jun.2016] T ransportLAB Online Hackathon : As part of the team Perplexed Pandas (teaming up with Jiddu Broesma and Sergio Rossell) we won the 2 nd place for our project "A Case study on Traffic Junction Profiling and Congestion Prediction" .

https://community.transportlab.org/spaces/41/transportlab-hackathon/blogs/general/2246/transportla b-hackathon-jury-report-and-the-winners-are

[2016.May] S mart Benutten Urban Traffic Data Hack : 1 st place, teaming up with Roja Attaran, Rob Buurman, Sarah Ibrahimi, Jiddu Broesma and Marno for presenting ideas and original development on the following areas:

- Improving town hospitality by using hotspot usage data to identify trends on pedestrian mobility.

- Junction performance profiling

- Predictive model for slowdowns in central routes

- Analysis and visualization of route congestion through network centrality.

[2016.May] U N World Food Program Hackathon : 3 rd place, teaming up with Adriana Homolova and Jiddu Broersma, for the project "Improvements in resolution for food security indicators by learning from more data reliable districts".

[2015] H ackatón Mercado Libre : 1 st place among 8 competing teams (teaming up with Pedro Mourelle, Franco Rodríguez, Jairo Trad and Mariana Vargas)

Participation in Scientific and Technical Meetings

[Mar.2016] 9th Argentinian PyCamp (La Serranita, Argentina)

[Jul.2015] EuroPython (Bilbao, Spain)

[May.2015] SciPy Latin America (Posadas, Argentina) Talk presented: F reelanscience (h ttps://www.youtube.com/watch?v=c2kdlQepNME)

[Jul.2014] PyData (Berlin, Germany)

[Jul.2014] EuroPython (Berlin, Germany)

[Mar.2014] 7th Argentinian PyCamp (Valle Hermoso, Argentina)

[Jul.2012] 5th Argentinian PyCamp (Verónica, Argentina)

[Jun.2010] 8 0th Workshop on General Algebra (Bedlewo, Poland). Lecture presented: " Algebraic Functions"

[Sep.2008] A dvances in Modal Logic (Nancy, France)

[Aug.2008] 2 0th European Summer School in Logic, Language and Computation (ESSLLI), Hamburg, Germany

Courses taken: Logics for Computation

Lattices and Topologies

[Feb.2008] XV Summer School in Computer Science, Río Cuarto, Córdoba. Courses taken: “ Computational Logic and Authomatic Theorem Proving ”,

“ Representation and inference for Natural Languages ”. Institutional Experience

[2005] Counselor for the Students Group in the Directive Committee of FaMAF.

[2004] Substitute Counselor for the Students Group in the Directive Committee of FaMAF. in Math Olympiads

As a member of the Jury

● [2012] 53 International Mathematical Olympiad, Mar del Plata, Argentina

● [2007, 2008, 2009] National Tournament of the O limpíada Matemática Argentina

● [2009, 2013, 2015] P resident of the Jury a t the Olimpíada Provincial de Matemática, Córdoba

● [Apr.2009] X X Olimpiada Matemática del Cono Sur, Mar del Plata, Argentina As a coach

● [2009-present] Coordinator of L a Academia Mate Club, an open weekly mathematical club for young students supported by the N ational Science Academy of Argentina.

● [2008] "Corazón De María" School

● [2002] "Nuestra Señora Del Huerto" School

Societies & Communities

● [2012 - present] Active member of P ython Argentina community

● [2013 - present] Member, colaborator and blog writer for O penData Córdoba http://opendatacordoba.org/

● [2015 - present] Founding member of the P ython Cuba Working Group within the P ython Software Foundation

● [2009 - 2016] Founder and coordinator of L a Academia Mate Club, an open workshop and meeting place for math enthusiasts. h ttps://sites.google.com/site/laacademiamateclub/

● [2015] Founder and coordinator of D ata Science Córdoba meetup community http://www.meetup.com/Encuentros-Data-Science-Cordoba/

Contact this candidate