Dorian Machado
Maldonado
Summary
Proactive and highly responsible Data Engineer with a vast experience in Information Technology and IT Security, both on-premise and Cloud infrastructures. More than 15 years of experience working with linux servers, AWS, Airflow and administrate large and critical mission platforms for government sector and financial sector without issue or critical outage. Serverless Evangelist and n8n implementor for automation.
Overview
17
17
years of professional experience
1
1
Certification
Work History
Lead Data Engineer
The Sandbox
01.2022 - Current
- Architect Data Pipelines using Serverless Data AWS services (Step Functions)
- Architect Data Lake using using Serverless Data AWS services (Glue Jobs, Lambdas, S3)
- Architect of Event Streaming Pipelines (Kinesis, Firehouse)
- Develop and maintenance of Airflow DAGs
- Use DBT for data transformation
- Integration with external partners (Braze, GameSight, MixPanel, Singular, Bitwave)
- Python development
- Data API implementation and maintenance
- Maintenance of Redshift for Data warehousing
- Implemente Databricks Live Tables in order to consume Kinesis Stream data to dispatch real time analysis and dashboards.
- Migration of critical datalake business tables to Databricks Lakehouse architecture in order to speed up the processing, enrichment and dispatching of information taking advantages of Databricks Serverless compute
Cloud Native Application Architect - NodeJS Developer
Caylent
10.2020 - 01.2022
- Develop and maintenance of Serverless products using AWS services
- Maintenance of CI/CD pipelines
- Implementing Data Streaming with Kinesis and Firehouse
DevOps Engineer | Data Engineer
Zygmus
06.2020 - 10.2020
- Develop and Implementation of Deploy bot to automate deployments via Slack
- Implementation of Apache Airflow to orchestrate Data Pipelines
- Use AWS data services to process data (Glue Jobs, Crawlers, Athena, S3, Redshift)
NodeJS Developer
Dasos
12.2017 - 03.2020
- Design and develop of core services in NodeJS and Express for IoT project
- Orchestration of more 100+ Raspberry Pi
- Data recollection from Raspberry Pi deployed in the field
- Implementation of blockchain Hyperledger Sawtooth
Devops Engineer Sr L1
Globant
10.2016 - 12.2019
- Implementation of Serverless funnel processes (risk score) in AWS for credit evaluation for OpenBank.es project.
- Development and implementation of Web Tool called “The Dashboard” that display current deployed versions of Microservices cross-environments for OpenBank.es project.
- CI / CD pipelines design and implementation with Jenkins and Bamboo for any Project or Stack.
- Jenkins DSL implementation for CI / CD and Pipe Line as a code for easy jobs management.
- Development and enhancement of tools and methodologies for deploy, support and troubleshooting.
- Design, Build, Maintain and Manage Cloud Native Solutions.
- Implementation of best practices in IT infrastructure (on-premise, Cloud or Hybrid).
Linux System Administrator
Infranetworking
10.2015 - 10.2016
- Hardening and administering all mission critical servers for almost 100 important clients worldwide. Nginx, php-FPM, Apache2, PostgreSQL and MySQL tuning and troubleshooting.
- Development of APIs with NodeJS and ExpressJS.
- 24/7 customer support worldwide.
Linux Platform SysAdmin / CISCO Administrator
Corporacion Venezolana del Cafe
02.2012 - 08.2015
- Implementation from scratch of all development and quality environment with Docker Containers. Administration of Debian and Centos Virtual Servers. Implementation of bash scripts for unattended tasks.
- Administration of all CISCO networking devices: Switch, Routers and ASA.
Security Freelance consultant (Networking & IT Platform)
Banco del Pueblo Soberano
03.2013 - 07.2015
- AAA implementation for all Cisco devices (routers, switches, PIX and ASA), Cisco forensics investigating and analyzing malicious network activity. Troubleshooting.
- Development and implementation of an anti-money laundering application (codename TrenchApp) applying customer behavior patterns based on the movements of ATM, branch and e-Banking.
Freelance Linux SysAdmin
Instituto Nacional de Tierras (INTI)
07.2013 - 06.2014
- Administration of Debian and Centos virtual servers with Xen. Linux servers hardening and tuning. Implementation of bash scripts for unattended tasks and control access to the servers and CISCO Networking devices.
Freelance DBA - PL/Pgsql Developer
fama de america
04.2011 - 02.2013
- PostgreSQL implementation as main database for Coffee Marketing Web application (CodeName Kepein). Development of highly advanced Stored Procedures (PLPgSQL), functions and dynamic triggers to allow multi-company, multi-warehouses and multi-headquarters on the same Coffee Marketing Web application and on the same database.
Freelance Linux SysAdmin
Open Technology
02.2010 - 01.2011
- Leader of platform migration from Windows Stack to OpenSource Stack: OpenLDAP, Zimbra, Samba, Apache2, OpenVPN, Apache Tomcat, PostgreSQL and XEN virtualization were implemented as main IT platform for 360 users.
IT Security Analyst
CADIVI, Comisión de Administración de Divisas
11.2008 - 01.2010
- Smart security was implemented on all GNU/Linux servers, protecting top secret data and securing all transactions (HTTPS, digital certs with OpenSSL and OpenPKI). Every server is capable to protect itself from external (intrusion) or internal (extrusion) attacks, also the Cisco Telecom devices was harden.
- The main databases Oracle (9i and 10g) were secured with smart audit triggers generating dynamics blocks access and alert emails in real time.
Education
T.S.U Informatica - Information Technology
Colegio Universitario de Caracas
01.2010
Skills
- AWS
- Python
- Data Pipelines
- n8n
- Event Streaming
- Airflow
Certification
- Academy Accreditation - Generative AI Fundamentals
- Serverless Framework Bootcamp: Node.js, AWS & Microservices
- AWS CloudFormation Master Class
- Academy Accreditation - Databricks Fundamentals
Languages
Spanish (Native or Bilingual)
English (Full Professional)
Portuguese (Limited Working)
Publications
- Postgraphile — Serverless & AWS
- Mini Curso de PostgreSQL - Parte 3
- Serverless — AWS Lambda Layers and Python Dependencies
- Mini Curso de PostgreSQL - Parte 1
- Serverless API Keys
Timeline
Lead Data Engineer
The Sandbox
01.2022 - Current
Cloud Native Application Architect - NodeJS Developer
Caylent
10.2020 - 01.2022
DevOps Engineer | Data Engineer
Zygmus
06.2020 - 10.2020
NodeJS Developer
Dasos
12.2017 - 03.2020
Devops Engineer Sr L1
Globant
10.2016 - 12.2019
Linux System Administrator
Infranetworking
10.2015 - 10.2016
Freelance Linux SysAdmin
Instituto Nacional de Tierras (INTI)
07.2013 - 06.2014
Security Freelance consultant (Networking & IT Platform)
Banco del Pueblo Soberano
03.2013 - 07.2015
Linux Platform SysAdmin / CISCO Administrator
Corporacion Venezolana del Cafe
02.2012 - 08.2015
Freelance DBA - PL/Pgsql Developer
fama de america
04.2011 - 02.2013
Freelance Linux SysAdmin
Open Technology
02.2010 - 01.2011
IT Security Analyst
CADIVI, Comisión de Administración de Divisas
11.2008 - 01.2010
T.S.U Informatica - Information Technology
Colegio Universitario de Caracas
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