Utrecht, Netherlands |
Sérgio Giraldo |
sergio@giraldo.com.br |
IT Lead ING
Jan
2020 - Present
Data Foundation team Amsterdam,
Netherlands
●
Leading
area with 90+ engineers, responsible to provide finance and risk data for
business areas;
● Implementation of Datawarehouse hosting Finance and Risk data from all countries where ING operates. First project
in the bank using a 100% public cloud solution on Microsoft Azure. The DW uses
Azure CosmosDB Cluster for storage, Apache Airflow for orchestration and PowerBI
for visualization. Ingestion of data uses a hybrid solution, some use cases
with Python+Kafka, others use IBM DataStage. Everything in the project relies
on continuous integration and continuous delivery, leveraged by Terraform
scripts;
● Implementation of data integration platform for
the Finance and Risk domain. First
platform in the bank 100% open
source based (Python + Docker + Swarm + KeyDB + Kafka
+ Elastic + Kibana). Platform does not have scheduling; it is an event
driven OLRT solution;
● Technical leadership of major initiatives, including
architectural and design decisions, choice of platform/vendor/tools and even PR
reviews for some deployments;
● Managerial
activities including budget control, compliance, audits, tactical & strategic roadmaps, people management (internal and offshore strategies)
and career guidance.
IT Lead
PagBank 2017 - 2019
Data Science team São Paulo, Brazil
● Leading area with 10 data scientists, responsible to
provide data models and data insights for all business areas of the company, in
a fast-paced hyper-growth environment. First team in the company using data
science and machine learning using data for decision making;
● Coach
the team regarding data science, deep learning and machine learning issues
(algorithms, programming (R, Python, SQL), business modelling);
● Responsible to determine first clients eligible to
open an account in the PagBank, analyzing their cash flow and sales trends; reduced the time to solve disputes
in backoffice area by 60% using semantic
analysis; at logistics, reduced by 150K BRL/month the cost of sending
paper roll to our vendors, by means of logistic regression with L1
regularization; improved the accuracy from our chatbot to 87% implementing
word2vec algorithms.
Tech Leader Globant
2015 - 2016
● Helped Brazilian companies, leaders
in their segments (Totvs, Embraer, Qualicorp), to deliver software projects
using agile, data driven insights and best development practices, acting as a consultant.
Development Manager HSBC 2014 - 2015
São Paulo,
Brazil
●
Redesign
of Global Markets Backoffice area for a straight-trough process system without
intervention.
Software Architect and Tech Leader Itaú 2014 - 2015
São Paulo,
Brazil
●
Redesign
of Market Risk platform to support Basel II requirements.
●
Languages
○
Portuguese - fluent
○ English – fluent
○ Spanish – business proficiency
○ Dutch – limited proficiency
○
Programming:
C#, Java, Rust, Python, R, PHP, Javascript, SQL
○
Databases:
SQLServer, PostgresQL, MySQL, NoSQL (MongoDB, KeyDB)
○
Cloud:
Azure, AWS, Terraform
●
Methodologies
○
Agile
○
Lean
○
Kanban
○
Design
Thinking
○
C4
●
M.Sc.
Software Architecture, University of São Paulo
(USP). 2018
●
Specialization, Risk Management, BM&FBOVESPA Institute 2013
● B.Sc. Physics, University
of São Paulo
(USP). 2005
● PMI –
Agile Certified Practitioner
●
Professional
Scrum Master
●
Azure Fundamentals
& Data