Olavo H.

Senior Director Application Development @ Sigma360

About

Skilled back-end software engineer bringing more than 10 years in software design, development, testing and integration. Advanced knowledge of Go, Echo, Gorm, SQL, PostgreSQL and AWS Cloud, such as RDS, ECS, Lambda, Cloudwatch, EC2, Opensearch (Elasticsearch). Bachelor and Master degree in Computer Science at Federal University of Alagoas.

Country

Brazil

City

Maceió

Industry

Information Technology & Services

Skill

Go (Programming Language), SQL, Amazon Web Services (AWS), Docker, Software Engineering, Java, MySQL, JavaScript, Project Management, Scrum, Ontology Engineering, Semantic Technologies, HTML, Machine Learning, Linux

Experience

Senior Director Application Development

Sigma360

2026-2 - Present · 8 mos

New York, NY

Director Application Development

Sigma360

2024-9 - 2026-3 · 1 yr 7 mos

New York, New York, United States

Lead Software Engineer

Sigma360

2020-9 - 2024-8 · 4 yrs

New York, New York, United States

Senior Software Engineer

Sigma360

2019-8 - 2020-8 · 1 yr 1 mo

New York, New York, United States

Senior Java Software Engineer

eMasters

2018-2 - 2019-3 · 1 yr 2 mos

Remote - Brazil/USA

eMasters is the best way to play, manage, and find e-sports tournaments. The company is headed in San Francisco, but with offices in Brazil and China. My work at the company was to develop and maintain the Java client, using JavaFX, Retrofit, Hibernate, and Gradle. Also, I work with the backend API in NodeJS, using different techs, like AWS Cognito, AWS Lambda/Serverless, AWS DynamoDB, AWS Step Functions, CloudWatch, and Google Firestore.

Lead Java Software Engineer

The Sync Spot

2017-9 - 2018-2 · 6 mos

Remote - Greater Los Angeles Area

Sync Spot is a Los Angeles Startup that helps business people manage their contacts. Its app syncs all contacts from different sources, like Google, iOS, Outlook, LinkedIn, HubSpot, SalesForce, among others. Whenever a change is made in one contact its syncs in the person's address book. My work at the company was to develop new functionalities in the backend API, integrate new APIs, tests the code and do a lot of refactoring. We worked with Java, Spring Boot and PostgreSQL.

Co-Founder and Leading Software Engineer

MeuTutor

2012-9 - 2017-2 · 4 yrs 6 mos

Maceió Area, Brazil

MeuTutor is an adaptive and gamified education platform. The system helps more than 10 thousands brazilian students to prepare for the High School National Exam, using intelligent tutoring systems and Werbach's PBL Triad gamification theory. Its backend was developed in Java with SOAP and Rest Web Services and MySQL database accessed with Hibernate. Its front-end was developed using PHP, Javascript, HTML and CSS3. I lead the backend team while sometimes maintained the front-end code.

Software Engineer

W3C Brazil

2015-3 - 2015-12 · 10 mos

Remote

I was funded by the WWW Consortium to contribute to a research project of the Center of Excellence for Social Technologies (NEES). The project is called JOINT – Java Ontology Integrated Toolkit and it acts like an Object Relational Mapping, but it maps to Triple Store databases. The project is written in Java with extensive use of JavaDocs and Reflection API.

Software Architect and Ontology Engineer

HADI.com

2014-6 - 2015-10 · 1 yr 5 mos

Remote

In this company, I’ve worked as a remote consultant. One of my main tasks was to analyze software architecture, recommending changes to improve functionality and scalability. Furthermore, I acted as an ontology enginner, designing and building ontologies using methontology and protégé owl editor.