Luis is available for hire

Luis Lafer-Sousa

Verified Expert in Engineering

DevOps Developer

Location

Dallas, TX, United States

Toptal Member Since

December 4, 2017

Skilled technology evangelist with several years of experience in software architecture, building products, and running teams of engineers. He's highly analytical and able to design and implement sophisticated technology solutions to business needs while also focusing heavily on the fundamental engineering principles of security, maintainability, scalability, and fault tolerance.

Data Analytics Data Analysis IT Project Management C#.NET Agile Microsoft SQL Server Microsoft Visual Studio Continuous Delivery (CD)Amazon Web Services (AWS).NET Core Atlassian Xamarin.Android Xamarin.iOS AWS IAM

Portfolio

Associa

Amazon Web Services (AWS), Microsoft SQL Server, AngularJS, Node.js, TypeScript...

Pariveda Solutions

Amazon Web Services (AWS), Android Development, Java, Development, iOS, Swift...

Beck Technology

Microsoft SQL Server, ADO.NET, Windows Forms (WinForms)...

Experience

C# - 7 years Continuous Integration (CI) - 5 years Amazon Web Services (AWS) - 5 years Continuous Delivery (CD) - 5 years .NET Core - 4 years Node.js - 3 years Docker - 2 years TypeScript - 1 year

Availability

Part-time

Preferred Environment

Slack, Visual Studio Code (VS Code), Git, MacOS

The most amazing...

...thing I’ve built was a set of mathematical algorithms for optimizing ideal combinations of thousands of variables in construction modeling software.

Work Experience

Senior Manager, Digital Plaform

2016 - PRESENT

Associa

Spearheaded an integration effort with an international team to build a suite of applications to transform the HOA management process and engage Associa’s millions of homeowners.
Led a team in creating an API, an API management system, and a service bus for securely providing data to third-party partners and vendors.

Technologies: Amazon Web Services (AWS), Microsoft SQL Server, AngularJS, Node.js, TypeScript, .NET Core, C#, Test Automation, Docker, Continuous Delivery (CD), Continuous Integration (CI)

Project Manager (2016) | Technical Architect (2014-2016)

2014 - 2016

Pariveda Solutions

Ran a team of Pariveda consultants to ensure the successful delivery of technology solutions.
Worked with the team and client decision makers to design and architect implementations to solve complex problems faced by business stakeholders.
Brokedown and estimated development work while monitoring status and risk throughout the lifecycle of the project.
Developed a modern web and mobile application.
Built cloud infrastructures following DevOps' best practices using primarily AWS Services and common CI tools.

Technologies: Amazon Web Services (AWS), Android Development, Java, Development, iOS, Swift, AngularJS, Xamarin, Node.js, C#

Software Engineer

2012 - 2014

Beck Technology

Created novel advanced algorithms for design optimization software; was selected to present work at academic optimization conference; ran experiments and first-authored a published paper.
Performed feature development following an MVVM design pattern for DProfiler (construction modeling and cost planning software), DESTINI Optioneer (design optimization and analysis tool), and DESTINI Estimator (cost estimation management platform).

Technologies: Microsoft SQL Server, ADO.NET, Windows Forms (WinForms), Windows Presentation Foundation (WPF), C#

Linux Administrator and Script Developer

2010 - 2012

Harvard Medical School, Conway Lab

Wrote custom processing scripts for massive fMRI data files.
Built and administered technology for the lab, including multi-CPU processing machines.

Technologies: MATLAB, Bash, Linux

Experience

A Parallel Hybrid Meta-Heuristic Optimization Tool for Minimizing Cost and Energy Consumption of Large Scale Construction Projects

Jun 4, 2014 - OPT-i 2014 Conference Proceedings

I presented an abstract orally at OPT-i 2014 and the full paper was published in the conference proceedings.

Color Tuning in Alert Macaque V1 Assessed with fMRI and Single-Unit Recording Shows a Bias Towards Daylight Colors.

In 2012, I published a paper in the Journal of the Optical Society of America; 29: 657-670.

PMID: 22561924

Skills

Languages

C#, TypeScript, SQL, JavaScript, Bash, Java, Swift

Frameworks

.NET Core, .NET, Windows Presentation Foundation (WPF), ADO.NET, AngularJS

Libraries/APIs

Xamarin.Android, Xamarin.iOS, Node.js, Windows Forms (WinForms)

Tools

Atlassian, Microsoft Visual Studio, Amazon Simple Queue Service (SQS), AWS IAM, AWS ELB, AWS SDK, Amazon EBS, Amazon Simple Email Service (SES), Git, Slack, MATLAB, JetBrains

Paradigms

Continuous Integration (CI), Continuous Delivery (CD), Agile, Business Intelligence (BI), Unit Testing, Test Automation

Platforms

Amazon Web Services (AWS), Docker, MacOS, Visual Studio Code (VS Code), Xamarin, Linux, Android, iOS

Storage

Microsoft SQL Server, NoSQL, Amazon S3 (AWS S3)

Industry Expertise

Project Management

Other

Data Analytics, Data Analysis, IT Project Management, Development, Android Development

Education

2007 - 2012

Bachelor of Science Degree in Mathematics with Computer Science

Massachusetts Institute of Technology | MIT - Cambridge, MA, USA

Certifications

MARCH 2018 - MARCH 2020

DevOps Engineer Professional

AWS

MARCH 2018 - MARCH 2020

Solutions Architect Professional

AWS

FEBRUARY 2016 - FEBRUARY 2017

Xamarin Developer

Xamarin University

SEPTEMBER 2013 - PRESENT

Programming in C# Specialist

Microsoft

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