Principal Engineer | Machine Learning
Current
Jul 2024 - Present
AeroLeads people directory · profile
💻 Fernando Otero💻 Email & Phone Number
CS. Geek.
at
Mercado Libre
1 work email found
@oteros.com.ar
2 phones found area 114 and 844
LinkedIn matched
✓ Verified Jul 2026
4 data sources
Profile completeness 100%
Current company
Role
CS. Geek.
Location
Buenos Aires, Buenos Aires Province, Argentina
Who is 💻 Fernando Otero💻? Overview
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Quick answer
💻 Fernando Otero💻 is listed as CS. Geek. at Mercado Libre, based in Buenos Aires, Buenos Aires Province, Argentina. AeroLeads shows a work email signal at oteros.com.ar, phone signal with area code 114, 844, and a matched LinkedIn profile for 💻 Fernando Otero💻.
💻 Fernando Otero💻 previously worked as Principal Engineer | Machine Learning at Mercado Libre and Mentor - Engineering Leadership at Plato. 💻 Fernando Otero💻 holds Negotiation Program, Business Administration And Management, General from Universidad Torcuato Di Tella.
Company email context
Email format at Mercado Libre
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{first}@oteros.com.ar
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AeroLeads found 1 current-domain work email signal for 💻 Fernando Otero💻. Compare company email patterns before reaching out.
Profile bio
About 💻 Fernando Otero💻
** Seasoned Tech Leader with Over 20 Years of Experience in Software Development and Architecture.****Expertise in Scaling, Building, and Optimizing Microservice-Based Platforms:*** Spearheaded a program at Onapsis that drastically reduced technical debt and streamlined development processes.* Implemented scalable architecture tracking and introduced tech radars and ADRs, fostering transparency and collaboration among developers.* Led a team of developers to build and scale a personalization and relevance platform using recommender systems at OLX Group.* Engineered the successful launch of the platform in India, overcoming scalability challenges by optimizing performance for a large user base.**Proven Track Record of Driving Innovation and Achieving Results:*** Implemented rigorous A/B testing at Rappi, generating over $15M in revenue uplift.* Scaled Rappi's engineering team from 2 to 30, fostering collaboration and innovation to meet business demands.* Led technical initiatives that significantly improved efficiency at Onapsis, including adopting advanced technologies and conducting regular fire drills.* Played a key role in RIF negotiations and strategy formulation at Onapsis.**Skilled in Fostering a Collaborative Culture and Mentoring Teams:*** Cultivated a collaborative culture of innovation within OpenShift and Docker-powered microservices architecture at OLX India.* Mentored ICs and managers at Plato, exchanging ideas and experiences.* Contributed to various open source projects, including Jackson, Apache Spark, Spark Jobserver, and XStream.
Listed skills include Agile Methodologies, Java, Java Enterprise Edition, Software Development, and 45 others.
Current workplace
💻 Fernando Otero💻's current company
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25 roles
💻 Fernando Otero💻 work experience
A career timeline built from the work history available for this profile.
Mentor - Engineering Leadership
CurrentMentoring ICs and Managers exchanging ideas and experiences.
Feb 2021 - Present
Chief Software Architect (Director Lvl)
- Led technical vision for 3 key products, guiding 120+ developers (Python & Java).- Spearheaded initiatives that significantly improved technical efficiency: * Launched a program that drastically reduced technical debt, streamlining development processes. * Conducted regular fire drills to ensure team preparedness for production incidents. * Promoted the adoption of advanced technologies like Containers, Terraform, and CloudInit, enhancing infrastructure agility and scalability. * Implemented scalable architecture tracking and introduced tech radars & ADRs, fostering transparency & collaboration among developers.- Successfully launched SaaS product & negotiated technical roadmap with management.- Played a key role in RIF negotiations & strategy formulation.
Apr 2021 - Feb 2024
Vp Of Engineering (Personalization & Search)
- Transformed Rappi's personalization & search across all verticals, boosting conversion rates and system reliability.- Data-driven impact: Implemented rigorous A/B testing, generating over $15M in revenue uplift.- Scaled with agility: Grew the engineering team from 2 to 30, fostering collaboration & innovation to meet business demands.- Enhanced stability: Achieved 3+ months without a critical production incident, moving from 1 downtime per month.- Cross-functional champion: Collaborated with diverse teams to prioritize technical improvements, aligning with business objectives.- Clear communicator: Kept stakeholders informed with regular updates on project progress and performance metrics.- Negotiation prowess: Secured an alternative & revoked a $3M contract
Jul 2019 - Apr 2021
Jul 2019 - Dec 2019
Sr Engineering Manager - Personalization & Relevance
Drive a high-performing team of 15 developers, data engineers, and data scientists, building and scaling a microservice-based personalization platform using recommender systems.Engineered the successful launch of the platform in India, overcoming scalability challenges by optimizing performance for a 6x larger user base (200M people).Leverage Java, Python, Scala, NLP, and Deep Learning to create cutting-edge recommender systems and high-availability Java services.Foster a collaborative culture of innovation within our OpenShift and Docker-powered microservices architecture.
Jan 2018 - Jul 2019
Technical Manager
Managed a small team of highly skilled python developers that coded the core of Jampp: a real time bidder implemented in python that processed 500K+ QPS. In charge of doing interviews, career path, code reviews. The team contributed code to some open source projects like PostgreSQL, Cython, Numpy and more.
Aug 2017 - Jan 2018
Principal Software Engineer
Worked on several projects mainly related with big data. Also review the company architecture and development practices.
Jul 2016 - Aug 2017
Co-Founder & Cto
Alavaca.com is a metasearch for vacational rentals.Implemented with a MEAN stack
Feb 2016 - Feb 2017
Principal Software Engineer
I'm in charge of building Avenida's recommendation engine and data pipeline with Scala and Apache Spark, Apache Kafka, Hadoop.I lead the Personalization team focusing on building a unique experience for each user. We have a data pipeline that aggregates data from different sources storing them in HDFS, we extract information from it using Spark's ML library.We believe that we need to contribute to the community and since we use open source projects we also contribute to them, we have been actively contributing to spark-jobserver and did a small contribution to spark.I'm also a member of the Architecture & Product teams.
Dec 2014 - Jul 2016
Senior Software Engineer
I was one of the first engineers in Medallia Argentina. Backend developer, mainly focused on Java but also worked with Python, distributed systems, queues, concurrency.Open source contributions: Fixed forward references in jackson: https://github.com/FasterXML/jackson-databind/pull/610
Feb 2012 - Dec 2014
Bbva Innovation Center
Working on the Smart Cities project. We analyze the city behaviour by combining financial information with other sources (Open Data Projects)I used R and Apache Mahout to run POCs and do data analysis. I also created maps with the analyzed data, Google Earth and Open Street Maps were used as well as some js libraries (jquery, raphael)
Oct 2011 - Feb 2012
Software Designer/Tech Leader
Apart from major projects described below, I worked a couple of months in a Facebook Project and helped in the development of some other small projects.
Jun 2007 - Feb 2012
Software Engineer @ Sac Capit
I worked in an Architecture team. We desing and implement the core data access layer.Working mostly with Oracle Coherence. Also made a custom persistence framework based on annotations.
Jan 2011 - Aug 2011
Tech Leader (Globant)
Worked in the Technology Architecture department. Oracle Coherence: I Wrote a reflection based serialization mechanism, also a monitor thread that detects "abandoned" threads. Tibco AMX/Business Works, SOA Architecture: Wrote logic, XMLs, XLSTs
Oct 2009 - Jan 2011
Sofware Consultant
Institut De Recherche Pour Le Développement (Ird)
Semonia Project (WP08) :A Java-Based wrapper for DSSAT.
Oct 2008 - Jun 2009
Software Engineer /Tech Leader (Globant Vendor)
I did Java development in 2 Projects for HR. One of them was a tool for crawling candidates from the web and cluster the information retrievedObtained Java and JavaScript Readability.
Jun 2007 - Sep 2008
Teaching Assistant
Teaching Assistant for Software Engeneering 1 at the CS department, UBA (www.dc.uba.ar/people/materias/isoft1)
Mar 2005 - Jul 2007
Assistant Manager
BI Consultant & Java Developer. Some of the tools used were Crystal reports, Data Integrator, MSOlap.
Apr 2006 - Jun 2007
Sr Java Developer
American Switching Network Sa
J2EE Analyst & Developer. The project I currently work in is a gateway for Credit Card Transactions.I Helped in defining the software architecture wich includes a fully customizable pipepine (wich uses Drools as the framework to manage desicions for message routing)Tech & Tools: -J2EE-Hibernate-Drools-Ant-JoNAS-XML
Oct 2005 - Apr 2006
Assistant Manager
BI Consultant & Java DeveloperBI Projects: . Tache USA: CashFlow Tool. BCIE: DW CleanUp & Process optimizationJava Projects:. Intellecenter Linksis: A customizable Corporate Portal. Thought Processor: A tool for text interpretation.. Other minor projectsTech & Tools: Excecutive Viewer, Hyperion Essbase, MSOlap, J2SE, J2EE, JFC (Swing)
Jul 2004 - Sep 2005
Mar 2005 - Jul 2005
Bi/Java Consultant
Tache Usa
Implementing a Cash Flow Tool
Nov 2004 - Jan 2005
Ssr Java Developer/ Tech Support Leader
Cubika
Analysis, Time Stimation and Development for new requirements at the company's Technical Support Department.Tools & Tech : JSP, J2SDK, JavaMail, Tomcat, Apache, MySQL, Oracle, Linux
Oct 2003 - Jul 2004
Feb 2003 - Sep 2003
3 education records
💻 Fernando Otero💻 education
Negotiation Program, Business Administration And Management, General
Universidad Torcuato Di Tella
Ms, Computer Sciences
University Of Buenos Aires
Minor, Computer Sciences
University Of Buenos Aires
FAQ
Frequently asked questions about 💻 Fernando Otero💻
Quick answers generated from the profile data available on this page.
What company does 💻 Fernando Otero💻 work for?
💻 Fernando Otero💻 works for Mercado Libre.
What is 💻 Fernando Otero💻's role at Mercado Libre?
💻 Fernando Otero💻 is listed as CS. Geek. at Mercado Libre.
What is 💻 Fernando Otero💻's email address?
AeroLeads has found 1 work email signal at @oteros.com.ar for 💻 Fernando Otero💻 at Mercado Libre.
What is 💻 Fernando Otero💻's phone number?
AeroLeads has found 2 phone signal(s) with area code 114, 844 for 💻 Fernando Otero💻 at Mercado Libre.
Where is 💻 Fernando Otero💻 based?
💻 Fernando Otero💻 is based in Buenos Aires, Buenos Aires Province, Argentina while working with Mercado Libre.
What companies has 💻 Fernando Otero💻 worked for?
💻 Fernando Otero💻 has worked for Mercado Libre, Plato, Onapsis, Rappi, and Olx Group.
How can I contact 💻 Fernando Otero💻?
You can use AeroLeads to view verified contact signals for 💻 Fernando Otero💻 at Mercado Libre, including work email, phone, and LinkedIn data when available.
What schools did 💻 Fernando Otero💻 attend?
💻 Fernando Otero💻 holds Negotiation Program, Business Administration And Management, General from Universidad Torcuato Di Tella.
What skills is 💻 Fernando Otero💻 known for?
💻 Fernando Otero💻 is listed with skills including Agile Methodologies, Java, Java Enterprise Edition, Software Development, Hibernate, Javascript, Object Oriented Design, and Tomcat.
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