Lead Front-end Engineer
2018 - 2020Expand.org (via Toptal)- Developed a front-end application allowing Expand.org clients to execute micro-tasks.
- Built from scratch a task management application for requesters from the planning and design stages to the launch.
- Developed and open-sourced a React-based UI component library and UIkit used across all company UIs.
- Constructed a generic form library and visual editor for building microtask UIs.
Technologies: Object-oriented Design (OOD), Redux-Saga, Stylus, Babel, Agile Software Development, Microservices, REST APIs, CSS, Front-end, Jest, Web3.js, Google Cloud, Go, Node.js, Docker, PostCSS, Webpack, Redux, ReactSenior Front-end Engineer
2017 - 2018Leverton- Developed public-facing instruments for managing access to the SaaS platform.
- Created and maintained several libraries used across the company for building scalable front-end applications.
- Reworked the company's component library (React components) with Lerna and Storybooks.
Technologies: Object-oriented Design (OOD), Babel, GitLab, Agile Software Development, Microservices, REST APIs, CSS, Front-end, TypeScript, Jest, Storybook, Zeplin, Node.js, Docker, PostCSS, Webpack, Redux-Saga, Redux, ReactLead Front-end Developer (Contract)
2016 - 2018Reflexia- Designed and implemented from scratch the front end platform for complex data visualization with React and D3.js.
- Developed a framework for real-time user notifications.
- Built applications for marking relationships in data (building an ontology) and representing these relationships in the form of a graph.
- Created the front end for invoice management application with complex search, filtering, and tagging capacities.
- Designed and Implemented BFF API layer.
- Worked closely with other team members to understand product requirements and translate them into software designs and code.
Technologies: Object-oriented Design (OOD), Redux-Saga, Babel, Agile Software Development, Microservices, REST APIs, CSS, Front-end, Jest, Express.js, Apache Kafka, Zeplin, Redis, Node.js, Docker, Stylus, D3.js, Sagas, Redux, ReactFront-end Team Lead
2014 - 2017Dnevnik.ru- Designed and implemented a framework for building scalable front-end applications.
- Improved the front-end development process, developed coding guidelines, and established the use of code quality tools (linting, testing).
- Managed the front-end team which involved project estimating and planning and code reviews.
- Developed a web-based mobile application for students and teachers.
Technologies: Object-oriented Design (OOD), Redux-Saga, Babel, Agile Software Development, Microservices, Microsoft Visual Studio, REST APIs, .NET, Front-end, TypeScript, Jest, Express.js, C#, ASP.NET MVC, CSS, Selenium, Webpack, React, Node.js, JavaScriptSenior Software Engineer
2011 - 2014Dnevnik.ru- Migrated a monolithic ASP.NET application to new a service-oriented architecture on top of the ASP.NET MVC framework.
- Set up the platform for UI testing that could run multiple tests in parallel (Selenium, Selenium Grid, Watir, Cucumber, and Ruby).
- Designed the architecture core services written on C# and Node.js.
- Developed a tool for deployment in a distributed environment—it allowed the reduction of downtime during the releases and multiple deployments a day in every environment.
Technologies: Object-oriented Design (OOD), Agile Software Development, Microsoft Visual Studio, REST APIs, .NET, Cucumber, Redis, Watir, Ruby, Selenium Grid, Backbone.js, T-SQL, Entity Framework, ASP.NET MVC, Node.js, C#Software Engineer
2009 - 2011RBC Soft- Developed a platform for collecting and analyzing the results of the unified state exam.
- Designed and implemented a collaboration platform which helped to set up communication between various government departments.
- Reviewed peers' and junior developers' code.
Technologies: Object-oriented Design (OOD), Microsoft Visual Studio, .NET, JavaScript, HTML, NHibernate, T-SQL, C#, ASP.NET MVC