Ionut A.

Ionut A.

Senior Front-end Engineer

Bucharest, Romania
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About Me

Ionut is a Senior Front-end Developer with 10 years of experience building innovative software solutions and websites for desktop and mobile platforms using JavaScript/TypeScript, HTML5/CSS3 (SCSS/LESS), Tailwind, Sass, React/Redux, Next.js, and Angular (NgRx, NgXs, RxJS). He applies best practices and writes clean, well-organized, testable, and reusable code, delivering high-quality customer-facing applications and web-based solutions for clients. Ionut also works with various design tools to create clear and concise graphics, multimedia, and data visualizations and partners with product, design, and data teams to build and launch new applications in an Agile environment. He further provides technical direction with key decisions on how to create and maintain front-end applications, identifying and addressing performance bottlenecks to improve performance.

Work history

UpStack
UpStack
Senior Front-end Engineer
2015 - Present (9 years)
Remote
  • Creating and developing innovative software solutions for various clients across a broad range of industries.

  • Participating in scrums consisting of cross-functional teams, both software and hardware.

  • Ensuring that features are being delivered efficiently and on time.

Klarna (and Piggy)
Klarna (and Piggy)
Senior Front-end Developer
2019 - 2023 (4 years)
Remote
  • In charge of UI/UX, developed web pages inside the web app using React.js, Redux, HTML, CSS, and SCSS based on provided graphic design with Figma tool.

  • Built and maintained the current chrome extension using React.js to help clients save money with online shopping.

  • Added extension features for various external clients (e.g., Microsoft).

Outdoorsy
Outdoorsy
Senior Front-end Developer
2018 - 2019 (1 year)
Remote
  • Implemented pixel-perfect graphic designs using Next.js and Tailwind.

  • Applied performance optimization techniques (image optimization, LCP, CLS, FCP) and added support for mobile and tablet, cross-browser, and cross-device optimization.

  • Wrote unit tests with Jest and e2e tests with Cypress.

Next Level Dating
Next Level Dating
Front-end Web Developer
2013 - 2015 (2 years)
Bucharest, Romania
  • Regularly partnered with product, design, and data/back-end teams to scope, build, and launch new applications in an Agile environment.

  • Successfully redesigned and developed customer-facing web applications and user experiences to be mobile-friendly and responsive.

  • Designed and launched projects with a production version that had all JavaScript and CSS files properly unified and minified for efficiency.

Actionam responsabil! - Reteaua sociala RSC
Actionam responsabil! - Reteaua sociala RSC
Web Developer & Graphic Designer
2013 - 2013
Bucharest, Romania
  • Utilized different design tools to create clear and concise graphics, multimedia, and data visualizations for client projects.

  • Created forward-thinking, web-based solutions with an emphasis on user interaction-based design for clients.

  • Successfully executed web media and print media projects from conception through to completion.

uberVU
uberVU
Front-end Web Developer
2012 - 2013 (1 year)
Bucharest, Romania
  • Participated in writing clean, well-organized, testable, and reusable code for the uberVU application.

  • Identified and addressed performance bottlenecks within front-end applications to improve performance.

  • Liaised with creative and marketing teams and product managers to create different web apps for clients.

Bitdefender
Bitdefender
Front-end Web Developer
2011 - 2012 (1 year)
Bucharest, Romania
  • Developed interactive and web-responsive newsletters from graphic designs for product users.

  • Built efficient user features and graphical programming interfaces for different web design and landing page solutions.

  • Supported standups, integrated web applications, and updated website content on all Bitdefender sites.

Senior Interactive
Senior Interactive
Front-end Web Developer
2009 - 2011 (2 years)
Bucharest, Romania
  • Designed, built, and maintained client and member-facing web applications and innovative landing pages according to technical specifications.

  • Provided technical direction with key decisions on how to create and maintain front-end applications for Senior Interactive.

  • Implemented visual elements in web applications using HTML, CSS, and JS/jQuery; applied best practices in delivering creative solutions to clients' business and technical problems.

Portfolio

Front-end React.js Developer
Front-end React.js Developer

Implemented graphic design with HTML/CSS and added CSS3 animations and Facebook login, saving all user inputs in a MySQL database. Created a REST API to get the user details and saved bets, get groups, teams, and matches details. Technologies used: HTML, CSS, JavaScript, React.js, React Redux, PHP, MySQL, and Slim Framework to build the REST API.

Front-end Developer - Credius
Front-end Developer - Credius

Credius offers financial products and credits. Used different tools to optimize page load speeds and make the application mobile-friendly and retina-ready. Efficiently optimized it for a stable cross-browser and cross-platform performance.

Senior Front-end Engineer - Teamnet Dedalus
Senior Front-end Engineer - Teamnet Dedalus

Teamnet Dedalus is one of the main providers of information systems for both public and private healthcare sectors with a mission to enhance the healthcare systems' quality and efficiency. Developed the front end of its website using HTML/CSS, Bootstrap, JavaScript, and jQuery.

Front-end Developer - Alive
Front-end Developer - Alive

Used HTML5, CSS/CSS3, SASS, JS, jQuery, Git, and Asana to optimize page load speeds, making the web application mobile-friendly and retina-ready. Properly optimized for cross-browser and cross-platform performance.

Front-end Developer - Peron
Front-end Developer - Peron

Peron finds skilled people to help on projects. Worked on page load speed optimizations, mobile-friendly, retina-ready, optimized cross-browser and cross-platform applications.

Front-end Developer - Knauf Group
Front-end Developer - Knauf Group

Developed the application's page load speed optimization, made it mobile-friendly and retina-ready, and optimized it for cross-browser and cross-platform performance.

Front-end Developer - Booodl
Front-end Developer - Booodl

Worked on a physical store discovery service making it easy for shoppers to find the right store selling what they want and where they want it.

Front-end Developer - True Local
Front-end Developer - True Local

Hired by an Australian-based business directory reviewed by users featuring local business recommendations.

Senior Front-end Developer - Encompass Onsite Solutions
Senior Front-end Developer - Encompass Onsite Solutions

Encompass is a leading US onsite facilities management provider. Worked on several modules on their internal platform, managed the entire development process, and directly handled the initial design stage. Created truly customized and responsive modules and worked on performance improvements.

Piggy & Klarna
Piggy & Klarna

Worked on joinpiggy.com and klarna.com, which offer products and services to consumers and retailers within payments, social shopping, and personal finances.

Education

Bachelor of Computer and Information Sciences and Support Services
Bachelor of Computer and Information Sciences and Support Services
Spiru Haret University Bucharest
2002 - 2006 (4 years)
Mechanical Engineering
Mechanical Engineering
Bucharest Polytechnic
1998 - 2002 (4 years)