Leonardo Ferreira

Backend Engineer @HockeyStack

DevOps🔥 Startup Founder✔️ ITSolution Integrator💼 C-level ExecutiveCTOBackend DeveloperFounderProduct ConsultantSystem AnalystProduct ManagerProject ManagerWeb Developer

Experienced Software Developer and CTO adept in bringing forth expertise in design, creation, testing and maintenance of software systems. Equipped with a diverse and promising skill set. Proficient in various platforms and languages and experienced with the latest cutting- edge development tools and procedures. Experienced managing small teams and developing new businesses. Able to effectively self-manage during independent projects, as well as collaborate as part of a productive team. I have already developed software using JavaScript, TypeScript, Node.js, PHP, Python, Java, Objective-C and Swift. Worked with clouds AWS and GCP, technologies like Docker, Serverless, Firebase, Terraform, and many more.

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Work Background

HockeyStackBackend Engineer

Jun. 2024San Francisco Bay Area

Left HookEngineering Delivery Manager

Jun. 2023 - Jun. 2024Left Hook builds integration for SaaS platforms. I was responsible for delivering projects for clients like Canva, Unbabel, DocuSign, and others. I was also the lead in many of those projects and a contributor and maintainer for the Frigg framework created by Left Hook. The biggest project I worked on was the version 2 of Canva's Slack app. It was a joint effort between Left Hook and Canva's team, which was releasing its Connect API to the world, and it was the first app to take advantage of it.

SellenttCTO

Feb. 2018 - Aug. 2023São Paulo Area, BrazilBuilt the company from scratch with two other partners. Created a full sales solution focused on industries and sales distributors, including a Sales Force application, CRM, Visits Management, E-commerce B2B, and more. The company went from three partners to more than 30 employees and more than 100 clients Brazil-wide. A complete solution for business decision making focused on results.

Tefra TecnologiaManaging Partner

Apr. 2013 - May. 2023Guaxupé Area, BrazilI started the company with another partner. I worked with the development and customization of software systems for several companies, especially startups. The company led to two spin- off companies (Sellentt and Credtool), besides still operating with a few clients.

EasyEntregaCTO

Jan. 2014 - Dec. 2017São Paulo Area, BrazilI founded the startup as a logistics marketplace to connect sellers and couriers to deliver their order packages. After a while, we pivoted to serve delivery companies a complete software to run their operations, including tracking of employees and couriers.

Caravela Agência DigitalOwner

Jan. 2010 - Jan. 2015Guaxupé Area, Brazil• Responsible for implementation and programming of projects and web-sites of Caravela Digital Agency. • Experience dealing with clients. • Experience using the languages HTML, CSS, JavaScript, PHP and Python; frameworks jQuery (JavaScript) and CodeIgniter (PHP); WordPress CMS and Magento eCommerce Platform. • Metrical analysis using Google Analytics and Google Webmasters tool. • Experience developing Facebook applications using Google App Engine. • Management of Google Apps accounts.

GBSTSoftware Engineer Intern

May. 2012 - Nov. 2012Brisbane, AustraliaWorked on several proof of concepts and prototypes, many of which are likely to proceed to new GBST products. Skills acquired: • Mobile development using PhoneGap, Android and push notifications. • Java development using Spring, JPA, JMS. • Development of Java command line applications. • SQL development using Postgres and SQLServer. • BI applications development. • WebServices integration between several products.

FUNDEG - UNIFEGSoftware Developer

Feb. 2009 - Dec. 2009Guaxupé Area, Brazil• Responsible for the development, maintenance and content of the company’s website. • It was rebuilt using Web 2.0 patterns. • Provided maintenance for the ERP. • Provided support for users of the company ERP, called Web Acadêmico 2.0.

FUNDEG - UNIFEGWeb developer intern

Nov. 2007 - Jan. 2009Guaxupé Area, Brazil• Acquired experience working with the languages HTML, CSS, JavaScript and Java, technologies JSP and Ajax, Tomcat application server and MySQL database. • Developed a Purchases Module for the company's ERP. • Provided maintenance for the ERP. • Provided support for users of the ERP, called Web Acadêmico 2.0.

FUNDEG - UNIFEGIntern

Aug. 2007 - Nov. 2007Guaxupé Area, Brazil• Student monitor at the university computer labs. • Assisted the students who were having difficulties using computers. • Responsible for the health of all computers, scanning for viruses, malwares, and formatting them when needed.