Maria Vorobeva (aka t1r1)

Maria Vorobeva

Product Engineer - Full Stack Web Developer

Building user-centric web applications with modern technologies.

About me

Product Engineer with a cross-functional background in marketing and project management. Comfortable moving between code, research, data analytics, UX thinking, and business strategy, I build systems that are technically strong, commercially aligned, and focused on real user needs. I prefer to take product ownership and deliver end-to-end solutions -- from problem discovery to production.

Skills

JavaScriptRuby on RailsReactVue.jsNext.jsTurbo/StimulusSidekiqRedisPython (FastAPI, Django)REST APITailwind CSSPostgreSQLGitSEOGEOHuman-centered designDigital marketing

Work Experience

Full Stack Developer

Nov 2021 - Oct 2025
Bluethumb - leading art marketplace in Australia
  • Built and maintained Rails web apps (JS, Vue, React, Alpine, Tailwind).
  • Primary developer for Print-on-Demand AI pipeline (upscale → crop → print → ship to customer).
  • Delivered shipping + UX optimisations: -15% shipping costs, +20% Add-to-Cart conversions.
  • Improved Core web vitals and SEO; integrated Google & Meta Ads APIs.
  • Supported code quality via thorough test coverage and code reviews.
Ruby on RailsJavaScriptPostgreSQLSidekiqRedisRSpecHotwired Turbo / StimulusGraphQLStripe APIPayPal APIGoogle Ads APIMeta Ads APIGoogle LighthouseResponsive emails

Front-end Engineer

Oct 2018 - July 2021
Mail.ru - marketing automation SaaS (B2B)
  • Developed user-facing features using Vue.js and React to automate marketing campaigns (SMS, Push, email notifications).
  • Incorporated a11y techniques to ensure the applications were usable by people with disabilities, validated by testing with screen readers.
  • Collaborated across departments to integrate user feedback into product enhancements.
  • Automated deployments with CI/CD pipelines and integrated front-end testing for reliability and efficiency.
ReactReduxVue.jsGitlab CIaccessibilityJestCypressMaterial UI

Junior Front-end Developer

2017 - 2018
PayQR International - fintech
  • Transitioned to web-development, used JavaScript and React/Redux to deliver modern applications with engaging user experiences for a loyalty bonus card product
  • Implemented test-driven development, reducing production bugs.
ReactReduxJestHTMLCSSResponsive emails

Project Manager, Marketing and IT. Webmaster Tools Advocate

2010 - 2016
Yandex - search engine giant
  • Led digital projects and marketing management in webmaster tools, HTML microdata, geo-navigation, and safe search technologies.
  • Organized an annual conference for webmasters and SEO professionals, securing hundreds of publications, and producing educational content (video, tutorials, documents, articles, workshops).
  • Redesigned the Webmaster search concole service, improving user experience and conversion rates through strategic overhauls.
Digital marketingProject managementPublic relationsSEOMicrodataSchema.orgUsabilityCyber safety & security

Education

University of London, Goldsmiths

2026
BSc Computer Science

I completed various programming & research projects with a strong focus on iterative development and user-centered design.

algorithms and data structures, human-computer interaction design, Agile development, software design & development, data science, computer security

Projects

EmotiFM - music recommender system

EmotiFM - music recommender system

A mood-based music recommender: React web player + FastAPI REST API + Postgres, with a hybrid scoring algorithm (emotion annotations + audio features extracted). Deployed to a cloud and protected audio streaming.

  • React
  • Python
  • Fast API
  • PostreSQL
  • Data collection and extraction
EcoBuddy mobile app

EcoBuddy mobile app

React Native app for sustainable shopping and recycling. Uses barcode scanning, OCR label recognition, and cloud storage to provide eco scores, recycling guidance, and greener product alternatives.

  • React Native
  • Google Vision API
  • Open Food Facts API
  • Expo
  • Firebase
  • Mobile UX
Vatsim network data analysis

Vatsim network data analysis

Data science project exploring global virtual aviation activity. Built a Python data pipeline to collect live network data and visualise pilot behaviour, aircraft popularity, and traffic patterns.

  • Python
  • Matplotlib
  • Jupyter Notebook
  • Data science
  • Data retrieval
  • Data visualization
  • Geospatial analysis
Traffic Tamer - game dev

Traffic Tamer - game dev

2D isometric traffic management game built in Unity. Led art direction, sound design, and usability improvements while collaborating with a distributed team across multiple time zones.

  • Unity
  • C#
  • Art direction
  • User-centered design

Beyond Work

Computer games

Playing simulators and strategies. The list includes Rimworld, Northgard and classic Heroes 3. I also have 2 game-dev hobby projects in my portfolio.

Film & digital photography

Using digital and old-fashioned cameras to save this moment. Birds, portraiture and aircraft.

E-learning

Constantly learning new things, taking various online courses, exploring new technologies and building new projects.

Contact

Location

Reading, United Kingdom