Ivan Freitas - Sr Front-End Software Engineer | Typescript | React, Open to work

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Network Power<100 people

Roles

🔥66%

Startup Founder

💸66%

Marketing

💰33%

Investor & VC

Geos

🇧🇪33%

Belgium

🇧🇬33%

Bulgaria

🇵🇭33%

Philippines

Work Background

Afya EducationSenior Software Engineer

Mar. 2021 - Aug. 2023Brazil · RemoteAfya is a leading medical education group in Brazil / Latam. • Created design docs of feature to have a straight forward implementation • Led about 8 other frontend engineers helping them thrive with 1:1 meetings, code review and also pair programming • Defined coding conventions and standardization through meetings, slack threads and github issues. Implemented our own set of rules through a custom typescript linter for all frontend apps of the business unit • Designed and documented several frontend architectures for new products with tools like Miro, Notion and Confluence • Provided tooling to enhance debug and observability, like Sentry, Redux-devtools, Reactotron and react-query-devtools • Added tracing on developed features to measure user's behavior with tools like Mixpannel, Google Analytics and MSClarity • Helped on product syncs to make sure engineering is aligned with the company's goals and OKRs • Designed and developed several applications for Digital Prescription Business Unit, like the prescription tool for physicians, dispensations tool for pharmacies and the patient interface to check their prescriptions. Mainly using React and Typescript. • Helped the hiring team through co-creation and conduction of interviews of other software engineers • Assured quality through e2e, unit and integration tests using cypress, react testing library and jest • Configured Continuous Integration pipeline, running static type checking, unit/integration tests, e2e tests on new Pull Requests. • Configured of Continuous Delivery pipeline, running automatic deploy on new coding being merged on the main branch, using AWS Amplify and AWS Cloudfront+S3 with Github Actions. • Contributed on the design system by creating and sharing the customizeble theme tokens using CSS-in-JS and MaterialUI to promote an uniform experience between products

VTEXSoftware Engineer

Nov. 2019 - Mar. 2021Rio de Janeiro Area, Brazil · HybridVTEX is an Enterprise digital commerce platform. • Developed and maintained several web and mobile applications using React, React Native and Typescript • Built and published indeva mobile app on GooglePlay and AppStore using react native and typescript • Developed the fulfillment solution for physical stores, a module inside a responsive app written in React and Typescript that runs inside a desktop app (electron), also inside a mobile application (iOS/Android) with react native. • Assured quality through e2e, unit and integration tests using cypress, react testing library and jest • Contributed on coding conventions by enhancing internal typescript-linter for react projects • Did cycle review of other engineers to help them improve through comprehensive feedback • Mentored junior and mid level frontend engineers in a collaborative environment through pair programming and code reviews • Helped on the Design System decisions by representing the physical store business unit

Alterdata SoftwareFront-End Developer

Jun. 2018 - Nov. 2019Rio de Janeiro Area, BrazilSoftware development company. I worked on the web applications for accountants as a front end developer. • Created the new responsive web version of a legacy software for accountants ( previously in Delphi ), to enhance user experience and enable online usage on multiple devices using Angular • Contributed on the definition of the component library: oficial Google Material Design • Developed several frontend features for accountants like: authentication and authorization, account entry management, manageable chart of accounts, customer management and others. • Helped on a micro-frontends architecture addressed for new modules of another leagacy app, allowing teams to grow more independently also using Angular • Created a mobile application for accountants to receive customer's documents using typescript, react native and redux-observable • Unit tested components using Angular

OniwifiCo-Founder, CPO

Oct. 2015 - Nov. 2017Teresópolis, Rio de JaneiroAd-network in-loco through free wifi sharing with 5 seconds ads in public spots like squares and bus station. • Designed the UI and developed the frontend • Managed social media and marketing campaingns of oniwifi brand • Managed customer accounts providing market peaces to be shared on the adnetwork • Created custom pages for private companies who also shared its wifi

Harpial Venture BuilderCo-Founder, CPO

Oct. 2015 - Nov. 2017Teresópolis, Rio de JaneiroSoftware house focused on delivering custom web solutions for our customers. I acted gathering requirements, did system prototypes with wireframes and flowchart of the screens, designed applications and brands, implemented the HTML/CSS of those apps

Geist DataUX Designer & Front-End Developer

Jul. 2015 - Dec. 2015Copacabana, Rio de JaneiroStartup focused on understanding peoples experiences in places through geolocated data. • Designed and developed a tool were you could search all public information and public posts on social media given a specific area. • Created a web application for Rock'n Rio City of Rock were we mapped the area of each stage and shared the social media public posts of people in the area.

Razoom - Turismo DigitalCo-founder, UX Leader and Front-End Developer

Aug. 2013 - Mar. 2015Brazilian startup focused on developing innovative solutions for the tourism industry. • Helped on UI conception and UX of our applications • Developed the Frontend of our marketplace and the internal dashboard using HTML/SCSS/JS • Created a design library css-based for ui components • Helped with business decisions

DIGICRIATIVAFront-End Developer

Mar. 2013 - Jan. 2014Web Agency. • Developed several responsive institutional websites for customers like restaurants, musicians, industry, clubs and etc using HTML/CSS/JS • Created the frontend of several collective purchasing systems using the agency system • Built e-commerce sites using magento • Helped building mobile app for purchasing system system using Cordova

Action Plus - Comunicação e WebWeb Development Manager

Aug. 2011 - Mar. 2012I helped with the creation of projects with clients and acted as an interface between clients and teammates, helping them achieve success. I also had the previous responsabilities as web designer.

Action Plus - Comunicação e WebWeb Designer

Oct. 2010 - Aug. 2011Web agency. • Designed web sites for real estate systems, e-commerce, institutional pages and blogs • Implemented the HTML/CSS of the pages, taking care of SEO and HTML Semantics. Also adding js and jquery eventually. • Did the integration of third party applications for handling backend like Wordpress, e-commerce systems and a internal real estate app written in cake-php