Ricardo R.
Back-end and Systems Engineer

Skills

Sql

Ruby On Rails

Amazon Aws

Ricardo is available for hire

Meet Ricardo R.

All Howdy Candidates are vetted for skills and english proficiency.

Bio

R developer with expertise in utilizing RStudio to create applications, dashboards, and ETL scripts within the R ecosystem, including Shiny, Tidyverse, and DBI. Proficient in full-stack development using the Ruby on Rails framework, with a solid understanding of MVC architecture. Experienced in designing relational database schemas and deploying APIs using frameworks such as Express (Node.js), Kemal (Crystal), and Plumber (R), accompanied by monitoring tools like PM2 and systemd. Skilled in API testing and handling through Postman, with comprehensive knowledge in SQL, PowerBI, and Excel. Familiar with Cloud environments and committed to ongoing professional development through documentation review. Experienced in data pipeline schematization using Airbyte, Pentaho, and Mage, with an emphasis on scheduled cadences. Proficient in forecasting time series data using models such as prophet, ARIMA, ETS, and Holt-Winters. Well-versed in Machine Learning algorithms, including artificial neural networks, probabilistic theorems, decision trees, as well as linear and logistic regressions. Experienced in code versioning tools such as Git and knowledgeable about the Linux environment, including various distributions, cronjobs, terminal use, and system structure management.

Systems Analyst
11/1/2023 - Present

Developed applications and automation tools for both internal and external use, enhancing operational efficiency and productivity. Provided technical support for system implementations and seamless integrations with third-party systems, ensuring interoperability and user satisfaction. Participated as a crucial team member in the BRT-Aricanduva Corridor Project, contributing to the successful deployment and maintenance of the transport corridor system.
Backend Developer
5/1/2023 - Present

Developed and implemented applications for internal and external use with R as the core, employing frameworks and packages such as Shiny, Plumber, and Tidyverse. Created integrations with third-party systems to fulfill business requirements, producing APIs, backends, and various scripts while maintaining the ecosystem's integrity. Conducted regular ETL processes to transfer raw datasets into SQL databases, consolidating data in pipelines with scheduled and predictable cadence to ensure seamless service for developed applications. Ensured scalability, redundancy, and uptime of applications hosted on VPS through routine backups and environment versioning.
Data Scientist
1/1/2022 - 9/1/2022

Generated relevant insights for the board of directors, commercial department, and customer success teams through data science projects leveraging machine learning and projection algorithms. Designed and implemented analytical dashboards for compiling diverse datasets to aid in informed decision-making processes. Monitored NPS (Net Promoter Score) indicators with a focus on the spectrum of detractor scores, detecting potential areas for improvement and providing actionable suggestions to the operations team. Developed advanced technical expertise in using tools and frameworks such as Python, R, SQL, Tableau, and Power BI, ensuring robust data analysis and visualization.
Founding Partner
4/1/2020 - 8/1/2023

Specialized in the commercialization of insurance products across diverse sectors, addressing various client profiles. Successfully managed comprehensive insurance programs tailored for corporate clients. Developed expertise in risk consulting services, including technical sizing of insurance coverage needs, resulting in policy cost reduction. Conducted risk matrix analysis for prevention purposes and performed thorough on-site and remote inspections to facilitate insurance claim acceptance. Demonstrated strong analytical skills and deep industry knowledge to address client needs and enhance insurance coverage strategies.
Customer Success Analyst
12/1/2019 - 4/1/2020

Focused on monitoring and optimizing the Net Promoter Score (NPS) metric for insured clients within Regula Sinistros. Managed the onboarding of new accounts and facilitated comprehensive training programs for brokers on efficiently handling the ticket management platform. This platform logged interactions among the Concierge, the Insured, and the Broker. Addressed situations of dissatisfaction indicated by NPS surveys by investigating incidents and implementing necessary adjustments to service protocols, thereby improving overall client satisfaction and operational efficacy.
Sales Supervisor
8/1/2016 - 10/1/2017

Oversaw the management of Auto and Real Estate insurance production for five brokerages within a group, operating in the agency environment of a major bank across the Prime and Retail segments. Delivered presentations on tools and information to streamline promoter routines within agencies. Prepared periodic and daily production reports for presentation to partners, Commercial Managers, and Superintendents, aiming to optimize operational efficiency and provide comprehensive performance insights.

Logistics and Supply Chain at FMU | FIAM-FAAM University Center
2017 - 2018
Life, Pension, and Other Branches I and II at National School of Insurance
2019 - 2020
Big Data and Analytical Intelligence at FMU | FIAM-FAAM University Center
2023 - 2025
Commercial Management at FMU | FIAM-FAAM University Center
2013 - 2015