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Alexandru D. Senior Node.js Full Stack Developer

Alexandru D.

  • Romania
  • Full-time (40 hrs/week)
Alexandru is now available for hire Hire Alexandru

๐Ÿ‘‰ I am a senior Node.js full stack developer / consultant / contractor / freelancer with ๐Ÿด+ ๐˜†๐—ฒ๐—ฎ๐—ฟ๐˜€ ๐—ผ๐—ณ ๐—ฒ๐˜…๐—ฝ๐—ฒ๐—ฟ๐—ถ๐—ฒ๐—ป๐—ฐ๐—ฒ. I use my passion, skills, and experience to design and implement top-of-the-line software solutions for online businesses worldwide, focusing on exceptional user experience. About my skills: โœ”๏ธ Backend: โ€ข TypeScript, JavaScript, โ€ข Node.js, Express.js, โ€ข SQL, NoSQL. โœ”๏ธ Frontend: โ€ข TypeScript, Modern JavaScript, โ€ข React, Redux, Vue, Vuex, โ€ข Material-UI, Bootstrap, SCSS. โœ”๏ธ Software Architecture: โ€ข Microservices, Domain-Driven Design, SOLID Principles. ๐Ÿ’ป Only interested in remote work. ๐Ÿค Do you want to see how my expertise can help your business? Let's connect! ๐Ÿ“ฑ Phone: +40 760 77 55 11 ๐Ÿ“ง Email: contact@alexandrudragomir.ro ๐Ÿ’ฌ Skype: alxdrg

Skills and experiences

Skills and experiences

Senior Node.js Full Stack Developer โ€ข Contractor โ€ข Freelancer

Remote Work 01/2021 - present

๐Ÿ‘‰ I work as a consultant/contractor/freelancer and help businesses develop their enterprise products. ๐Ÿ’ป My programming language of choice is TypeScript/JavaScript (backend solutions using mainly Node.js) but I have also done PHP and frontend development when needed (using React and Vue). I am continuously looking for new challenges and self-improvement. ๐Ÿš€ Do you need a web solution for your business? Drop me a message!

Senior Node.js Full Stack Engineer

Tremend Software Consulting 01/2021 - 09/2021

Job Posting Progressive Web App โœ”๏ธ The client, one of the worldโ€™s top 3 retailers of DIY and decoration goods, was wasting a great deal of effort and resources by hiring new people to deal with internal jobs that could be handled by the existing employees, due to the absence of a solution for promoting the internal career opportunities. โ€ข ๐—œ๐—ป๐—ฐ๐—ฟ๐—ฒ๐—ฎ๐˜€๐—ฒ๐—ฑ ๐˜๐—ฎ๐—น๐—ฒ๐—ป๐˜ ๐—ฟ๐—ฒ๐˜๐—ฒ๐—ป๐˜๐—ถ๐—ผ๐—ป ๐—ฟ๐—ฎ๐˜๐—ฒ๐˜€ ๐—ฏ๐˜† ๐Ÿฐ๐Ÿฌ% by assisting employees in relocating their jobs and/or changing their careers by designing a Progressive Web App for the companyโ€™s recruiters to promote internal career opportunities. โ€ข ๐—ฆ๐—ฎ๐˜ƒ๐—ฒ๐—ฑ ๐—บ๐—ผ๐—ฟ๐—ฒ ๐˜๐—ต๐—ฎ๐—ป $๐Ÿญ๐—  ๐—ผ๐—ณ ๐˜๐—ต๐—ฒ ๐—ฐ๐—ผ๐—บ๐—ฝ๐—ฎ๐—ป๐˜†โ€™๐˜€ ๐—ฏ๐˜‚๐—ฑ๐—ด๐—ฒ๐˜ by removing ๐Ÿญ๐Ÿฌ๐Ÿฌ% ๐—ผ๐—ณ ๐˜๐—ฟ๐—ฎ๐—ถ๐—ป๐—ถ๐—ป๐—ด ๐—ฐ๐—ผ๐˜€๐˜๐˜€ by integrating the application with multiple third-party Applicant Tracking Systems that were already used by the companyโ€™s recruiters around the world. โš™๏ธ Skills: Node.js, Express.js, Vue.js, Vuex, Vuetify, HTML5, SCSS, Material-UI, MongoDB, REST API, Swagger, Jest, Cypress, Cucumber, Docker, Kubernetes, Vault, Scrum.

Senior Node.js Engineer

Cognizant Softvision 03/2018 - 12/2020

E-commerce platform โœ”๏ธ The client, one of the world's leading manufacturers and marketers of prestige cosmetic products, was facing roadblocks in their plan for global expansion due to their e-commerce platform being built on obsolete technologies that could not handle more traffic and thus generate poor performance and bad user experience. โ€ข ๐——๐—ฟ๐—ฎ๐˜€๐˜๐—ถ๐—ฐ๐—ฎ๐—น๐—น๐˜† ๐—ฟ๐—ฒ๐—ฑ๐˜‚๐—ฐ๐—ฒ๐—ฑ ๐˜๐—ต๐—ฒ ๐—น๐—ฎ๐˜๐—ฒ๐—ป๐—ฐ๐˜† ๐˜๐—ผ ๐—น๐—ผ๐˜„๐—ฒ๐—ฟ ๐˜๐—ต๐—ฎ๐—ป ๐Ÿฌ.๐Ÿฑ ๐˜€๐—ฒ๐—ฐ๐—ผ๐—ป๐—ฑ๐˜€ by designing a custom-tailored e-commerce platform using Node.js for lightweight and efficient microservices, Elasticsearch for performant searches, Redis for increased throughput, and GraphQL to optimize data transfers by eliminating over fetching. โ€ข ๐—š๐—ฒ๐—ป๐—ฒ๐—ฟ๐—ฎ๐˜๐—ฒ๐—ฑ ๐—ฎ ๐—ฟ๐—ฒ๐—ฐ๐—ผ๐—ฟ๐—ฑ ๐—ผ๐—ณ ๐—ผ๐˜ƒ๐—ฒ๐—ฟ $๐Ÿฏ๐—  ๐—ถ๐—ป ๐˜€๐—ฎ๐—น๐—ฒ๐˜€ during a single holiday event by optimizing the platform resources to allow traffic of ๐—บ๐—ผ๐—ฟ๐—ฒ ๐˜๐—ต๐—ฎ๐—ป ๐Ÿด๐Ÿฌ๐Ÿฌ.๐Ÿฌ๐Ÿฌ๐Ÿฌ ๐—ต๐—ถ๐˜๐˜€ ๐—ฝ๐—ฒ๐—ฟ ๐—ต๐—ผ๐˜‚๐—ฟ with blazing-fast loading pages, highly improved user experience, and very low abandon rates. โš™๏ธ Skills: Node.js, Typescript, Jest, Akamai, GraphQL, Express.js, Swagger, Microservices, AWS (SNS, SQS, Lambda Functions, ApiGateway, S3, ElastiCache, Elasticsearch, CloudWatch), Docker, Kubernetes, Vault, Sumologic, Bitbucket CI/CD, Jenkins, JMeter, SAFe.

Senior Node.js Full Stack Engineer

Netop 02/2016 - 02/2018

Live Guide Chat โœ”๏ธ The client, a pioneer in developing market-leading software, was interested in helping other businesses boost their revenue by improving their quality of customer support services with minimum costs. They were missing the software solution to achieve this goal. โ€ข ๐—œ๐—ป๐—ฐ๐—ฟ๐—ฒ๐—ฎ๐˜€๐—ฒ๐—ฑ ๐˜€๐—ฎ๐—น๐—ฒ๐˜€ ๐—ฏ๐˜† ๐˜‚๐—ฝ ๐˜๐—ผ ๐Ÿฏ๐Ÿฌ% by designing a ๐—ต๐—ถ๐—ด๐—ต๐—น๐˜† ๐—ฒ๐—ณ๐—ณ๐—ถ๐—ฐ๐—ถ๐—ฒ๐—ป๐˜ ๐˜€๐˜‚๐—ฝ๐—ฝ๐—ผ๐—ฟ๐˜ ๐—ฎ๐—ฝ๐—ฝ๐—น๐—ถ๐—ฐ๐—ฎ๐˜๐—ถ๐—ผ๐—ป with 24/7 availability by offering chatbot features and support from anywhere in the world only through the internet and without relying on phone lines. โ€ข ๐—œ๐—ป๐—ฐ๐—ฟ๐—ฒ๐—ฎ๐˜€๐—ฒ๐—ฑ ๐˜๐—ต๐—ฒ ๐—ฒ๐—ณ๐—ณ๐—ถ๐—ฐ๐—ถ๐—ฒ๐—ป๐—ฐ๐˜† ๐—ณ๐—ผ๐—ฟ ๐—ฎ๐—น๐—น ๐—ผ๐—ฝ๐—ฒ๐—ฟ๐—ฎ๐˜๐—ผ๐—ฟ๐˜€ ๐—ฏ๐˜† ๐Ÿฏ๐Ÿฌ๐Ÿฌ% by designing an efficient UI with customizable predefined messages that allowed agents to easily triple the number of simultaneous customer interactions. โš™๏ธ Skills: Node.js, Express.js, React, Redux, SCSS, HTML5, BEM, MySQL, Redis, WebRTC, Websockets (Socket.io), RabbitMQ, Unit tests (Mocha+Chai), Protractor, Swagger, JWT, JSON:API, Docker, GitLab CI/CD, Jenkins, JMeter, Scrum.

Senior PHP Full Stack Engineer

Modern Web SRLD 10/2015 - 01/2016

Biofuel Online Store โœ”๏ธ The client, a local seller of bio-fuel in Denmark, was losing customers due to a missing online presence. They needed a software solution to increase their brand awareness, client base, and revenue. โ€ข ๐—œ๐—ป๐—ฐ๐—ฟ๐—ฒ๐—ฎ๐˜€๐—ฒ๐—ฑ ๐˜€๐—ฎ๐—น๐—ฒ๐˜€ ๐—ฏ๐˜† ๐˜‚๐—ฝ ๐˜๐—ผ ๐Ÿฒ๐Ÿฌ% by creating their online presence designing a custom-tailored solution using the Magento e-commerce platform, and investing in online ad campaigns that attracted customers from a wider market that goes beyond the one they used to sell on. โš™๏ธ Skills: JavaScript, PHP, Magento, Bootstrap, jQuery, Design Patterns, MySQL, HTML, CSS, Git, Asana.

Senior PHP Full Stack Engineer

Modern Web SRL 06/2015 - 09/2015

Animal Food, Toys, and Accessories Online Store โœ”๏ธ The client, a small seller from Denmark, had a low customer conversion rate because of their online store being very slow and having an outdated design, making it difficult for customers to find what they need. โ€ข ๐—œ๐—ป๐—ฐ๐—ฟ๐—ฒ๐—ฎ๐˜€๐—ฒ๐—ฑ ๐—ผ๐—ฟ๐—ฑ๐—ฒ๐—ฟ๐˜€ ๐—ฏ๐˜† ๐Ÿฏ๐Ÿฌ% by migrating the old store to the Magento platform by designing a mobile-friendly UI with high-performance product searches using Solr. โ€ข ๐—ฆ๐—ฎ๐˜ƒ๐—ฒ๐—ฑ ๐˜๐—ต๐—ฒ ๐—ฐ๐—ผ๐—บ๐—ฝ๐—ฎ๐—ป๐˜†โ€™๐˜€ ๐˜๐—ถ๐—บ๐—ฒ ๐—ฏ๐˜† ๐—ฎ ๐˜๐—ผ๐˜๐—ฎ๐—น ๐—ผ๐—ณ ๐Ÿฏ ๐—ฑ๐—ฎ๐˜†๐˜€ and an ๐—ฎ๐—ฑ๐—ฑ๐—ถ๐˜๐—ถ๐—ผ๐—ป๐—ฎ๐—น ๐Ÿญ๐Ÿฑ ๐—บ๐—ถ๐—ป๐˜‚๐˜๐—ฒ๐˜€ for each new product added for sale by designing a highly efficient algorithm that can transfer all the products from the old store to the new platform in less than 5 seconds. โš™๏ธ Skills: JavaScript, PHP, Magento, Bootstrap, jQuery, Design Patterns, MySQL, HTML, CSS, Git, Asana, Solr.

Location: Romania

Senior PHP Full Stack Engineer

Modern Web SRL 01/2015 - 05/2015

Vehicle Mileage Log Application โœ”๏ธ The client, a transport company from Denmark, had legal issues because of not properly reporting and managing the mileage logs after they increased the car fleet due to a missing solution that allows drivers to register logs electronically instead of using paper forms. โ€ข ๐—ฆ๐—ฎ๐˜ƒ๐—ฒ๐—ฑ ๐—บ๐—ผ๐—ฟ๐—ฒ ๐˜๐—ต๐—ฎ๐—ป ๐Ÿญ๐Ÿฌ.๐Ÿฌ๐Ÿฌ๐Ÿฌ ๐——๐—ž๐—ž ๐—ถ๐—ป ๐—ณ๐—ถ๐—ป๐—ฒ๐˜€ by designing a custom-tailored solution, exposing it through a web interface, which the company may use to generate reports based on the mileage logs registered by drivers, using their mobile phones. โš™๏ธ Skills: JavaScript, PHP, Yii2 Framework, Bootstrap, jQuery, Design Patterns, MySQL, HTML, CSS, Git, Asana.

Location: Romania

PHP Full Stack Engineer

DIRECT CALL CENTER/DIRECT MARKETING 01/2013 - 12/2014

Lottery Web App โœ”๏ธ The client, one of the largest tobacco companies in the world, was planning to promote their brands by organizing lotteries for close to one million participants. They were missing a solution to reliably pick the campaign winners. โ€ข ๐—œ๐—ป๐—ฐ๐—ฟ๐—ฒ๐—ฎ๐˜€๐—ฒ๐—ฑ ๐˜๐—ต๐—ฒ ๐˜€๐—ฒ๐—ฐ๐˜‚๐—ฟ๐—ถ๐˜๐˜† ๐—ฎ๐—ป๐—ฑ ๐—ฟ๐—ฒ๐—น๐—ถ๐—ฎ๐—ฏ๐—ถ๐—น๐—ถ๐˜๐˜† ๐—ผ๐—ณ ๐˜๐—ต๐—ฒ ๐—ฐ๐—ฎ๐—บ๐—ฝ๐—ฎ๐—ถ๐—ด๐—ป ๐—ฏ๐˜† ๐Ÿญ๐Ÿฌ๐Ÿฌ% by designing a custom-tailored application that automates the process of picking winners without human intervention. โ€ข ๐—œ๐—บ๐—ฝ๐—ฟ๐—ผ๐˜ƒ๐—ฒ๐—ฑ ๐˜๐—ต๐—ฒ ๐—ฑ๐˜‚๐—ฟ๐—ฎ๐˜๐—ถ๐—ผ๐—ป ๐—ผ๐—ณ ๐—ฝ๐—ถ๐—ฐ๐—ธ๐—ถ๐—ป๐—ด ๐˜„๐—ถ๐—ป๐—ป๐—ฒ๐—ฟ๐˜€ from 30 minutes ๐˜๐—ผ ๐Ÿญ ๐˜€๐—ฒ๐—ฐ๐—ผ๐—ป๐—ฑ by designing a custom-tailored application to generate the documents required by the official lottery regulation authority. โš™๏ธ Skills: JavaScript, PHP, MySQL, HTML, CSS.

Educations and Certifications

Universitatea โ€žSpiru Haretโ€ din Bucureศ™ti

Mathematics and Computer Science 2008 - 2011

Bachelor's degree

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